freecalypso-sw: gsm-fw/services/ffs/fsck.c annotate

annotate gsm-fw/services/ffs/fsck.c @ 992:a7b0b426f9ca

target-utils: boot ROM UART autodetection revamped The new implementation should work with both the familiar Calypso C035 boot ROM version found in our regular targets as well as the older Calypso F741979B version found on the vintage D-Sample board.

author	Mychaela Falconia <falcon@ivan.Harhan.ORG>
date	Wed, 30 Dec 2015 21:28:41 +0000
parents	517dd86b45b1
children

rev	line source
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	2 * Flash File System (ffs)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	3 * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	4 *
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	5 * FFS file system integrity checking, journalling, init and exit
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	6 *
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	7 * $Id: fsck.c 1.3.1.1.1.33 Thu, 08 Jan 2004 15:05:23 +0100 tsj $
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	8 *
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	9 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	10
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	11 #include <string.h>
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	12 #include <assert.h>
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	13
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	14 #include "ffs.h"
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	15 #include "core.h"
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	16 #include "drv.h"
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	17 #include "ffstrace.h"
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	18
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	19 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	20 * Functions
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	21 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	22
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	23 bref_t blocks_fsck(void);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	24 iref_t inodes_fsck(void);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	25
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	26 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	27 * Init and Exit
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	28 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	29
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	30 effs_t ffs_initialize(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	31 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	32 bref_t b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	33 struct inode_s *ip;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	34 int i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	35
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	36 tlw(led_set(0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	37 tlw(led_on(LED_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	38 ttw(str(TTrInit, "initialize {" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	39 tw(tr(TR_BEGIN, TrFsck, "ffs_initialize() {\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	40
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	41 // default to non-initialized ffs
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	42 fs.root = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	43 fs.debug[0] = fs.debug[1] = fs.debug[2] = fs.debug[3] = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	44 fs.testflags = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	45
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	46 tlw(led_on(LED_DRV_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	47 fs.initerror = ffsdrv_init(); // read manufacturer and device ID
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	48 tlw(led_off(LED_DRV_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	49 if (fs.initerror < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	50 tlw(led_off(0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	51 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	52 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	53 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	54 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	55
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	56 for (i = 0; i < 2; i++)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	57 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	58 tlw(led_on(LED_BLOCKS_FSCK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	59 fs.initerror = EFFS_INVALID;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	60 fs.initerror = b = blocks_fsck();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	61 tlw(led_off(LED_BLOCKS_FSCK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	62 if (fs.initerror < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	63 tlw(led_off(0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	64 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	65 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	66 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	67 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	68
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	69 tlw(led_on(LED_INODES_FSCK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	70 fs.initerror = EFFS_INVALID;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	71 fs.initerror = inodes_fsck();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	72 tlw(led_off(LED_INODES_FSCK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	73 if (fs.initerror < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	74 tlw(led_off(0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	75 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	76 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	77 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	78 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	79
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	80 // parse the fs options in the root inode's name
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	81 ip = inode_addr(fs.root);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	82 fs_params_init(addr2name(offset2addr(location2offset(ip->location))));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	83
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	84 if ((fs.initerror = journal_init(fs.ijournal)) == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	85 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	86 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	87
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	88 // Init all file_descriptors to zero
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	89 memset(fs.fd, 0, sizeof(struct file_descriptor_s) * fs.fd_max);
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	90
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	91 // If blocks_fsck() found a block that needs cleaning, we do it, now
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	92 // that all the file system has been initialized.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	93 if (b > 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	94 block_clean(b - 1);
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	95 block_free(b - 1);
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	96 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	97
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	98 statistics_init();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	99
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	100 // In target, we do this before entering the task event loop...
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	101 // Otherwise we would in some cases impose a long reboot delay if we did
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	102 // it here. If we test in target it is nessesary to call
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	103 // blocks_reclaim() anyway because we re-init ffs.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	104
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	105 #if (TARGET == 1) //NOTEME: can this be done in another/better way?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	106 #if (WITH_TFFS == 1)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	107 blocks_reclaim();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	108 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	109 #else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	110 blocks_reclaim();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	111 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	112 tlw(led_off(LED_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	113 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_OK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	114 ttw(str(TTrInit, "} 0" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	115
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	116 return EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	117 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	118
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	119 void fs_params_init(const char *p)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	120 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	121 uint8 opt, digit;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	122 uint32 n;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	123 int numdatablocks;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	124
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	125 tw(tr(TR_BEGIN, TrFsck, "fsparams_init('%s') {\n", p));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	126
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	127 // Compiled default values
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	128 fs.filename_max = FFS_FILENAME_MAX;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	129 fs.path_depth_max = FFS_PATH_DEPTH_MAX;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	130 fs.fd_max = FFS_FD_MAX;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	131 fs.journal_size = FFS_JOURNAL_SIZE_IN256THS;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	132 fs.flags = 0;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	133 fs.testflags = 0;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	134
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	135 // Flag that it not has been changed by an input arg.
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	136 fs.block_files_max = 0;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	137
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	138 // The default lost bytes percentage of a block before it is reclaimed
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	139 // is approx. 90%.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	140 fs.lost_threshold = (256 - 256/10);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	141
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	142 // If we only have two blocks, we cannot make any reclaims and thus we
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	143 // have a write-once FFS system.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	144 fs.blocks_free_min = (dev.numblocks > 2 ? 1 : 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	145
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	146 // Don't count free and inodes blocks
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	147 numdatablocks = dev.numblocks - fs.blocks_free_min - 1;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	148
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	149 // Abselute max number of inodes.
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	150 fs.inodes_max = dev.blocksize / sizeof(struct inode_s);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	151 if (fs.inodes_max > FFS_INODES_MAX)
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	152 fs.inodes_max = FFS_INODES_MAX;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	153
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	154 // MUST be true: objects_max <= inodes_max - block_files_max, this is do
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	155 // to the fact that we always need to have block_files_max number of
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	156 // inodes left when we run a data reclaim.
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	157 fs.objects_max = fs.inodes_max / 2;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	158
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	159 // Find a suitable chunk_size
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	160 if (dev.numblocksdev.blocksize > 10241024)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	161 fs.chunk_size_max = 8192;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	162 else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	163 fs.chunk_size_max = (2048 > (dev.blocksize / 8)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	164 ? (dev.blocksize / 8)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	165 : 2048);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	166 fs.fd_buf_size = fs.chunk_size_max;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	167
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	168 fs.journal_size = fs.journal_size * dev.blocksize / 256;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	169 if (fs.journal_size < FFS_JOURNAL_SIZE_MIN)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	170 fs.journal_size = FFS_JOURNAL_SIZE_MIN;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	171
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	172 // Set it just below the same amount as entries in one journal file
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	173 fs.block_files_max = (fs.journal_size / sizeof(struct journal_s)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	174 - FFS_JOURNAL_MARGIN - 2);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	175
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	176 // MUST be true: block_files_max < objects_max / 2. But if we want
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	177 // to reach objects_max must block_files_max >= objects_max / number
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	178 // of datablocks, however a big block_files_max require higher
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	179 // reserved_space.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	180 if (fs.block_files_max > fs.objects_max / 2)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	181 fs.block_files_max = fs.objects_max / 2 - 4;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	182
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	183 // Are we able to reach objects_max? If not then lower the number
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	184 if (fs.objects_max > numdatablocks * fs.block_files_max)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	185 fs.objects_max = numdatablocks * fs.block_files_max + 10;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	186
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	187 // Absolute minimum is RESERVED_LOW the rest is 'workspace' which is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	188 // needed to have a reasonable performance.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	189 fs.reserved_space = dev.blocksize / 2 +
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	190 numdatablocks * dev.blocksize / 16 + RESERVED_LOW;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	191
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	192 // skip to first char following second slash in name
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	193 n = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	194 while (*p) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	195 if (*p++ == '/') {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	196 n++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	197 if (n == 2)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	198 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	199 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	200 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	201 if (n == 2) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	202 // while still options to process...
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	203 while (*p) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	204 opt = *p++; // save option letter for later
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	205 // collect option value...
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	206 n = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	207 while ((digit = *p)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	208 if (digit >= '0' && digit <= '9') {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	209 n = 10 * n + digit - '0';
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	210 p++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	211 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	212 else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	213 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	214 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	215 switch (opt) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	216 case 'b': dev.numblocks = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	217 case 'm': fs.blocks_free_min = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	218 case 'i': fs.inodes_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	219 case 'o': fs.objects_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	220 case 'n': fs.filename_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	221 case 'f': fs.block_files_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	222 case 'd': fs.fd_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	223 case 's': fs.fd_buf_size = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	224 case 't': fs.lost_threshold = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	225 case 'z': fs.flags = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	226 case 'j': fs.journal_size = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	227 case 'c': fs.chunk_size_max = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	228 case 'r': fs.reserved_space = n; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	229 // d = &fs.path_depth_max; // really necessary?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	230 default:
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	231 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	232 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	233 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	234 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	235
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	236 // Now recompute a few parameters based on adjusted values.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	237
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	238 // No journal file thuse no reserved space.
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	239 if (fs.journal_size == 0) {
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	240 fs.block_files_max = fs.objects_max / 2;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	241 fs.reserved_space = 0;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	242 fs.block_files_reserved = 0;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	243 }
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	244
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	245 else {
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	246 // If journal size is less than minimum must it have been changed by an
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	247 // input arg, recalculate.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	248 if (fs.journal_size < FFS_JOURNAL_SIZE_MIN)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	249 fs.journal_size = fs.journal_size * dev.blocksize / 256;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	250
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	251 if (fs.reserved_space < RESERVED_LOW)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	252 fs.reserved_space = fs.reserved_space * dev.blocksize / 256;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	253
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	254 // Only one reserved is needed however we want a margin and set it to 2
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	255 fs.block_files_reserved = 2;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	256 }
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	257
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	258 // Don't count free blocks, inode block, reserved space, block headers
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	259 // and the size of one filename.
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	260 fs.filesize_max = numdatablocks * dev.blocksize - fs.reserved_space -
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	261 numdatablocks * BHEADER_SIZE - FFS_FILENAME_MAX;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	262
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	263 // Furthermore don't count the overhead from each chunk (alignment)
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	264 fs.filesize_max -= ((fs.filesize_max / fs.chunk_size_max) * dev.atomsize
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	265 + dev.atomsize);
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	266
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	267 // NOTEME: chunk_size_min is never used
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	268 fs.chunk_size_min = numdatablocks / fs.objects_max;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	269
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	270 tw(tr(TR_FUNC, TrFsck, "dev.numblocks = %d\n", dev.numblocks));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	271 tw(tr(TR_FUNC, TrFsck, "fs.blocks_free_min = %d\n", fs.blocks_free_min));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	272 tw(tr(TR_FUNC, TrFsck, "fs.inodes_max = %d\n", fs.inodes_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	273 tw(tr(TR_FUNC, TrFsck, "fs.objects_max = %d\n", fs.objects_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	274 tw(tr(TR_FUNC, TrFsck, "fs.block_files_max = %d\n", fs.block_files_max));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	275 tw(tr(TR_FUNC, TrFsck, "fs.block_files_reserved = %d\n", fs.block_files_reserved));
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	276 tw(tr(TR_FUNC, TrFsck, "fs.chunk_size_max = %d\n", fs.chunk_size_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	277 tw(tr(TR_FUNC, TrFsck, "fs.filename_max = %d\n", fs.filename_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	278 tw(tr(TR_FUNC, TrFsck, "fs.lost_threshold = %d\n", fs.lost_threshold));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	279 tw(tr(TR_FUNC, TrFsck, "fs.path_depth_max = %d\n", fs.path_depth_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	280 tw(tr(TR_FUNC, TrFsck, "fs.journal_size = %d\n", fs.journal_size));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	281 tw(tr(TR_FUNC, TrFsck, "fs.reserved_space = %d\n", fs.reserved_space));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	282 tw(tr(TR_FUNC, TrFsck, "fs.fd_max = %d\n", fs.fd_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	283 tw(tr(TR_FUNC, TrFsck, "fs.fd_buf_size = 0x%02x\n", fs.fd_buf_size));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	284 tw(tr(TR_FUNC, TrFsck, "fs.flags = 0x%02x\n", fs.flags));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	285 tw(tr(TR_END, TrFsck, "}\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	286 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	287
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	288 // TODO: Finish pending commits/writes.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	289 effs_t ffs_exit(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	290 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	291 tw(tr(TR_FUNC, TrFsck, "exit() 0\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	292
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	293
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	294 return EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	295 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	296
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	297 #if 0 // Not used in this version
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	298 // Purely for core internal use; Read a file.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	299 effs_t file_read_int(const char path, void src, int size)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	300 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	301 if (fs.initerror != EFFS_OK)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	302 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	303
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	304 return object_read(path, src, size, 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	305 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	306
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	307 // Purely for core internal use; Update a file.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	308 effs_t file_update(const char path, void src, int size)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	309 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	310 char *name;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	311 iref_t i, dir;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	312
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	313 if (fs.initerror != EFFS_OK)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	314 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	315
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	316 if ((i = object_lookup(path, &name, &dir)) < 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	317 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	318
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	319 journal_begin(i);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	320
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	321 if ((i = object_create(name, src, size, -dir)) < 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	322 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	323
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	324 journal_end(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	325
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	326 return EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	327 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	328 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	329
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	330 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	331 * blocks_fsck()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	332 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	333
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	334 blocksize_t block_used(bref_t b)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	335 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	336 blocksize_t used;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	337 uint32 p, q;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	338
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	339 tlw(led_toggle(LED_BLOCKS_FSCK));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	340
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	341 // We search backwards through block to find the last used byte and
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	342 // thus the total number of used bytes. Note that this code depends
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	343 // on the fact that an erased flash location is 0xFF!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	344 p = (uint32 *) offset2addr(dev.binfo[b].offset);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	345 for (q = p + dev.blocksize/4 - 4; q > p; q -= 4) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	346 if ( ~(q[0] & q[1] & q[2] & q[3]) )
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	347 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	348 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	349
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	350 if ( ~(q[0] & q[1] & q[2] & q[3]) )
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	351 q += 4;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	352 used = atomalign((char ) q - (char ) p);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	353
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	354 tw(tr(TR_FUNC, TrFsckLow, "ffs_block_used(%d) %d\n", b, used));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	355
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	356 return used;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	357 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	358
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	359
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	360 age_t age_distance(age_t x, age_t y)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	361 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	362 age_t a = x - y;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	363
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	364 if (a > 0x8000)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	365 a = -a;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	366
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	367 tw(tr(TR_FUNC, TrFsckLow, "age_distance(%d, %d) %d\n", x, y, a));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	368
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	369 return a;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	370 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	371
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	372 // For each ffs block, we initialise the basic bstat array information,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	373 // namely the number of used bytes. Also, we locate the inodes block and if
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	374 // a previous operation was interrupted by a powerfail, we clean it up.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	375 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	376 // We return EFFS_OK if all is fine. If a positive integer is returned, it
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	377 // denotes a block that needs to be cleaned by block_clean() once FFS
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	378 // has been properly intialized (we actually return the block number + 1
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	379 // because otherwise it would clash with EFFS_OK return code). If no inodes
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	380 // block is found or another error occurs, we return the error code.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	381 bref_t blocks_fsck(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	382 {
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	383 bref_t b, b_to_clean, b_inode_lost;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	384 int age_valid;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	385 age_t age_min, age_max, age_dist, age_dist_min, age_dist_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	386 struct block_header_s *bhp;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	387 struct block_header_old_s *obhp;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	388
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	389 ttw(str(TTrInitLow, "blocks_fsck {" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	390 tw(tr(TR_BEGIN, TrFsck, "blocks_fsck() {\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	391
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	392 // initialize ages to the illegal/unset value
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	393 age_min = age_max = age_dist = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	394
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	395 fs.format = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	396 fs.inodes = -1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	397 fs.newinodes = -1;
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	398 b_inode_lost = -1;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	399 b_to_clean = EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	400
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	401 for (b = 0; b < dev.numblocks; b++)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	402 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	403 tlw(led_toggle(LED_DRV_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	404
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	405 // read block flags from flash
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	406 bhp = (struct block_header_s *) offset2addr(dev.binfo[b].offset);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	407 obhp = (struct block_header_old_s *) bhp;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	408
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	409 bstat[b].used = dev.blocksize;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	410 bstat[b].lost = bstat[b].used;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	411 bstat[b].flags = bhp->flags;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	412 bstat[b].objects = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	413
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	414 age_valid = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	415
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	416 if (bhp->magic_low != BLOCK_MAGIC_LOW \|\|
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	417 bhp->magic_high != BLOCK_MAGIC_HIGH) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	418 // The block magic as bad! It could be because the flash
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	419 // memory map is incorrect or because another application has
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	420 // spuriously written to the flash or ... who knows what. First
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	421 // we check to see if the reason is that we are dealing with a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	422 // (really) old ffs format version.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	423 if (obhp->magic_low == OLD_BLOCK_MAGIC_LOW &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	424 obhp->magic_high == OLD_FFS_FORMAT_VERSION) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	425 tw(tr(TR_FUNC, TrFsck, "OLD "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	426 fs.format = obhp->magic_high;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	427 // We simulate that all the blocks are data blocks, in order
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	428 // to have some well-defined state that preformat() can work
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	429 // on. Later we will return EFFS_BADFORMAT and otherwise
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	430 // leave everything as it is, without modifying anything!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	431 bstat[b].flags = BF_IS_DATA;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	432 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	433 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	434 // Quickly test if block is in empty state. We do not make a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	435 // full check with block_used() because that takes too
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	436 // long --- we let preformat() do that.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	437 if (bhp->magic_low == FLASH_NULL16 &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	438 bhp->magic_high == FLASH_NULL16 &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	439 bhp->age == FLASH_NULL16 &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	440 bhp->version == FLASH_NULL16 &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	441 bhp->flags == FLASH_NULL16)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	442 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	443 bstat[b].used = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	444 bstat[b].lost = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	445 bstat[b].flags = BF_IS_EMPTY;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	446 tw(tr(TR_FUNC, TrFsck, "EMPTY "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	447 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	448 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	449 // If the block is not free, it is probably corrupted.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	450 // Thus we reset its age and free it.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	451 tw(tr(TR_FUNC, TrFsck, "magic = 0x%08x\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	452 bhp->magic_low \| (bhp->magic_high << 16)));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	453 ffsdrv.write_halfword(&bhp->age, 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	454 block_free(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	455 tw(tr(TR_FUNC, TrFsck, "BAD "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	456 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	457 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	458 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	459 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	460 fs.format = bhp->version;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	461 age_valid = 1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	462
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	463 if (!is_block(b, BF_IS_FREE)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	464 bstat[b].used = block_used(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	465 bstat[b].lost = bstat[b].used - BHEADER_SIZE;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	466 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	467
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	468 if (is_block(b, BF_IS_FREE)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	469 // The only case where we do not call block_used() is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	470 // when the block is truly free.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	471 bstat[b].used = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	472 bstat[b].lost = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	473 tw(tr(TR_FUNC, TrFsck, "FREE "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	474 ttw(ttr(TTrInitLow, "FREE" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	475
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	476 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	477 else if (is_block(b, BF_IS_DATA)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	478 tw(tr(TR_FUNC, TrFsck, "DATA "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	479 ttw(ttr(TTrInitLow, "DATA" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	480 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	481 else if (is_block(b, BF_IS_CLEANING)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	482 // Here we schedule a block_clean(). Note that we can
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	483 // and do not execute the block cleaning now, as the info
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	484 // that block_clean() needs is not at all ready at this
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	485 // point in the initialization. So we set a flag and then
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	486 // clean the block at the end of ffs_initialize()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	487 tw(tr(TR_FUNC, TrFsck, "CLEANING "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	488 ttw(ttr(TTrInitLow, "CLEANING" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	489 b_to_clean = b + 1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	490 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	491 else if (is_block(b, BF_IS_COPYING)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	492 tw(tr(TR_FUNC, TrFsck, "COPYING "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	493 ttw(ttr(TTrInitLow, "COPYING" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	494 fs.newinodes = b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	495 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	496 else if (is_block(b, BF_IS_INODES)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	497 tw(tr(TR_FUNC, TrFsck, "INODES "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	498 ttw(ttr(TTrInitLow, "INODES" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	499 fs.inodes = b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	500 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	501 else if (is_block(b, BF_IS_INODES_LOST)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	502 tw(tr(TR_FUNC, TrFsck, "INODESLOST"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	503 ttw(ttr(TTrInitLow, "INODESLOST" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	504 b_inode_lost = b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	505 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	506 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	507 block_free(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	508 tw(tr(TR_FUNC, TrFsck, "INVALID "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	509 ttw(ttr(TTrInitLow, "INVALID" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	510 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	511 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	512
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	513 tw(tr(TR_NULL, TrFsck, " %2d: (0x%05x) %02x, used = %6d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	514 b, dev.binfo[b].offset, bstat[b].flags & 0xFF, bstat[b].used));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	515
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	516 if (age_valid) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	517 if (age_min == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	518 // Initialize minimum and maximum block ages
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	519 age_min = age_max = bhp->age;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	520 tw(tr(TR_FUNC, TrFsckLow, "age_min/max = %d\n", age_min));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	521 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	522 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	523 age_dist_min = age_distance(bhp->age, age_min);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	524 age_dist_max = age_distance(bhp->age, age_max);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	525 if (age_dist_min > age_dist \|\|
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	526 age_dist_max > age_dist) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	527 if (age_dist_max > age_dist_min) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	528 age_dist = age_dist_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	529 age_min = bhp->age;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	530 tw(tr(TR_FUNC, TrFsckLow, "age_min = %d (dist = %d)\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	531 age_min, age_dist));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	532 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	533 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	534 age_dist = age_dist_min;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	535 age_max = bhp->age;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	536 tw(tr(TR_FUNC, TrFsckLow, "age_max = %d (dist = %d)\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	537 age_max, age_dist));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	538 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	539 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	540 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	541 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	542 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	543 tlw(led_off(LED_DRV_INIT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	544 tw(tr(TR_FUNC, TrFsck, "age min, max, max-min = %d, %d, %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	545 age_min, age_max, (uint16) (age_max-age_min)));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	546 // If age_max is untouched is is because all blocks were in the 'Empty'
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	547 // state. In this case we let the age be as it is (0xFFFF).
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	548 if (age_max == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	549 age_max = age_min = BLOCK_AGE_MAX;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	550
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	551 // Handle age wrap around thus ensuring fs.age_max is set correctly. We
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	552 // have to type-cast the whole computation, otherwise it will be
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	553 // incorrect.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	554 if ((age_t) (age_max - age_min) > 0x8000) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	555 age_dist = age_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	556 age_max = age_min;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	557 age_min = age_dist;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	558 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	559
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	560 // save maximum age found for the case of a bad block that is going to
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	561 // be reclaimed later on by blocks_reclaim()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	562 fs.age_max = age_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	563
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	564 tw(tr(TR_FUNC, TrFsck, "fs.format = 0x%04x\n", fs.format));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	565 tw(tr(TR_FUNC, TrFsck, "fs.inodes, newinodes = %d, %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	566 fs.inodes, fs.newinodes));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	567 ttw(ttr(TTrInit, "fs.inodes, newinodes = %d, %d" NL,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	568 fs.inodes, fs.newinodes));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	569 tw(tr(TR_FUNC, TrFsck, "age min, max = %d, %d\n", age_min, age_max));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	570
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	571 // If any blocks were in the EMPTY state, now is the time to bring them
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	572 // into the FREE state. Note that we must only do this after
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	573 // fs.age_max has been initialized.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	574 for (b = 0; b < dev.numblocks; b++) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	575 if (is_block(b, BF_IS_EMPTY)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	576 if ((bstat[b].used = block_used(b)) == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	577 block_preformat(b, 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	578 else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	579 block_free(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	580 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	581 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	582
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	583 if (fs.inodes >= 0) {
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	584 // The 'old' inode block is still valid thus we keep it.
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	585 if (fs.newinodes >= 0)
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	586 // The copying of inodes to the new block was not finished thus
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	587 // we free the block
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	588 block_free(fs.newinodes);
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	589 inodes_set(fs.inodes);
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	590 }
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	591 else {
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	592 // Copying must have been finished
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	593 if (fs.newinodes >= 0 && b_inode_lost >= 0) {
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	594 // The inode reclaim did finish but currently there is no valid
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	595 // inode block thus the operation must be finished by committing
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	596 // the new block as the valid inode block.
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	597 fs.inodes = b_inode_lost;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	598 block_commit();
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	599 }
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	600 else {
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	601 // No old or new Inode block!
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	602 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_NOFORMAT));
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	603 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_NOFORMAT));
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	604 return EFFS_NOFORMAT;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	605 }
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	606 }
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	607
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	608 if ((fs.format >> 8) != (FFS_FORMAT_VERSION >> 8)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	609 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_BADFORMAT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	610 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_BADFORMAT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	611 return EFFS_BADFORMAT;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	612 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	613
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	614 // FIXME: Insert age sanity check; age distance must not be too big (> 2
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	615 // * FFS_AGE_DISTANCE)?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	616
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	617 tw(tr(TR_END, TrFsck, "} %d\n", b_to_clean));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	618 ttw(ttr(TTrInitLow, "} %d" NL, b_to_clean));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	619
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	620 return b_to_clean;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	621 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	622
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	623 // Set fs.inodes and fs.inodes_addr
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	624 void inodes_set(iref_t i)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	625 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	626 fs.inodes = i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	627 fs.inodes_addr = (struct inode_s *)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	628 (offset2addr(dev.binfo[fs.inodes].offset)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	629 + dev.atomsize - sizeof(struct inode_s));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	630 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	631
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	632
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	633 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	634 * inodes_fsck()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	635 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	636
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	637 // Now for each inode in the inodes block, update the bstat array
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	638 // information: free, used, objects. Also, locate the root inode. We could
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	639 // optimize this a little, because bstat[binodes].used gives an inidication
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	640 // of how many inodes are actually present in the system.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	641 iref_t inodes_fsck(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	642 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	643 iref_t i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	644 struct inode_s *ip;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	645 char *addr;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	646 bref_t block;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	647
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	648 ttw(str(TTrInitLow, "inodes_fsck {" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	649 tw(tr(TR_BEGIN, TrFsck, "inodes_fsck() {\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	650 tw(tr(TR_FUNC, TrFsck, "inodes in block %d:\n", fs.inodes));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	651
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	652 // the fields of the bstat entry for the inodes have the meaning:
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	653 // used = total number of used inodes (valid, erased, invalid)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	654 // lost = total number of lost inodes (erased, invalid)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	655 // objects = index of first free inode (used by inode_alloc())
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	656
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	657 fs.root = 0; // default to root inode not found
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	658 fs.ijournal = 0; // default to journal file inode not found
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	659 bstat[fs.inodes].objects = 1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	660 bstat[fs.inodes].used = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	661 bstat[fs.inodes].lost = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	662 fs.sequence = 0; // just for debug (fun)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	663
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	664 // we must set some default value for this, so we set it to max possible!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	665 fs.inodes_max = dev.blocksize / sizeof(struct inode_s);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	666
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	667 ip = inode_addr(1);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	668 tw(tr(TR_FUNC, TrFsck, " i addr cld sib seq upd flag size name\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	669 for (i = 1; i < fs.inodes_max; i++, ip++)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	670 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	671 // just for debug (fun)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	672 if (ip->sequence > fs.sequence)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	673 fs.sequence = ip->sequence;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	674
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	675 // compute block index and total data space occupied
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	676 block = offset2block(location2offset(ip->location));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	677
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	678 // Only scan used inodes. blocks_fsck() accounted all used space as
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	679 // also being lost space, so now we subtract from the lost space,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	680 // the space used by valid objects
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	681 if (ip->location != FLASH_NULL32)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	682 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	683 bstat[fs.inodes].used++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	684
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	685 tw(tr(TR_FUNC, TrFsck, "%3d 0x%05X %3d %3d %4d %3d %s%s%s%s%s%s %6d %s\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	686 i,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	687 location2offset(ip->location),
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	688 ip->child, ip->sibling,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	689 ip->sequence, ip->updates,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	690 is_object(ip, OT_DIR) ? "d" : "",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	691 is_object(ip, OT_LINK) ? "l" : "",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	692 is_object(ip, OT_FILE) ? "f" : "",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	693 is_object(ip, OT_SEGMENT) ? "s" : "",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	694 is_object(ip, OT_ERASED) ? " " : "",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	695 IS_BIT_SET(ip->flags, OF_READONLY) && !is_object(ip, OT_ERASED) ?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	696 "r" : " ",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	697 ip->size,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	698 // Erased chunks do not have any name so we can not trace erased objects!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	699 (ip->size && !is_object(ip, OT_SEGMENT) && !is_object(ip, OT_ERASED) ?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	700 addr2name(offset2addr(location2offset(ip->location))) : "")
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	701 ));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	702
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	703 if (is_object_valid(ip)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	704 // This inode is valid, so we account the data space as used
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	705 // and the inode as used too.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	706 bstat[block].lost -= ip->size;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	707 bstat[block].objects++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	708 // test if this is the root inode. store index if it is.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	709 if (!is_object(ip, OT_SEGMENT)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	710 addr = addr2name(offset2addr(location2offset(ip->location)));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	711 if (*addr == '/')
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	712 fs.root = i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	713 else if (*addr == '.' &&
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	714 ffs_strcmp(addr, FFS_JOURNAL_NAME) == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	715 fs.ijournal = i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	716 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	717 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	718 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	719 else if (is_object(ip, OT_ERASED)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	720 // this inode's data is deleted, so we account the data
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	721 // space as used and lost and the inode as lost too.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	722 bstat[fs.inodes].lost++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	723 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	724 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	725 // This is an invalid object, so we account the data space
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	726 // as used and lost and the inode as lost too. NOTEME: error
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	727 // what should we do? Perhaps we should record semi-lost
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	728 // inodes? Can we safely account for it here if this is an
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	729 // object to be recovered because another inode.copied is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	730 // referring to this? Will used/lost etc. be updated
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	731 // correctly then?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	732 bstat[fs.inodes].lost++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	733 tw(tr(TR_NULL, TrFsck, "(invalid = %d)\n", ip->flags & OT_MASK));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	734 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	735 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	736 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	737 ttw(ttr(TTrInit, "fs.root=%d, journal=%d" NL, fs.root, fs.ijournal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	738 tw(tr(TR_END, TrFsck, "} used: %d, lost: %d, root: %d, journal: %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	739 bstat[fs.inodes].used, bstat[fs.inodes].lost, fs.root, fs.ijournal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	740
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	741 fs.sequence++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	742
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	743 tw(tr_bstat());
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	744
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	745 if (fs.root == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	746 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_NOFORMAT));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	747 return EFFS_NOFORMAT;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	748 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	749
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	750 ttw(str(TTrInitLow, "} 0" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	751
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	752 return EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	753 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	754
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	755
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	756 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	757 * Preformat and format
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	758 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	759
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	760 // Prepare all blocks for fs_format(). Because ffs_is_formattable() has
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	761 // already been called prior to this function, we know that no sector erase
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	762 // is in progress! The blocks are prepared by putting them into the 'Free'
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	763 // state.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	764 effs_t fs_preformat(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	765 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	766 bref_t b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	767
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	768 ttw(str(TTrFormat, "preformat {" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	769 tw(tr(TR_BEGIN, TrFormat, "fs_preformat() {\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	770
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	771 // Mark ffs as being non-formatted from now on.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	772 fs.root = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	773
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	774 // We must initialize bstat[fs.inodes].used and inodes_high, such that
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	775 // inodes_reclaim() isn't triggered in reclaim() on the following
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	776 // fs_format().
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	777 inodes_set(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	778 bstat[fs.inodes].used = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	779 bstat[fs.inodes].lost = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	780 bstat[fs.inodes].objects = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	781
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	782 // While format is in progress, we make FFS inaccessible to other
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	783 // functions...
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	784 fs.initerror = EFFS_NOFORMAT;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	785
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	786 if (dev.manufact == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	787 b = EFFS_NODEVICE;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	788 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	789 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	790 for (b = 0; b < dev.numblocks; b++) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	791 if (is_block(b, BF_IS_EMPTY)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	792 if ((bstat[b].used = block_used(b)) == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	793 block_preformat(b, 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	794 else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	795 block_free(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	796 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	797 else if (!is_block(b, BF_IS_FREE)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	798 block_free(b);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	799 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	800 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	801 b = EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	802 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	803
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	804 tw(tr(TR_END, TrFormat, "} %d\n", b));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	805 ttw(ttr(TTrFormat, "} %d" NL, b));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	806
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	807 return b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	808 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	809
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	810 // Preformat a single block thus taking it from the 'Empty' state into
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	811 // 'Free' state.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	812 void block_preformat(bref_t b, age_t age)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	813 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	814 int set_age_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	815 struct block_header_s *bhp =
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	816 (struct block_header_s *) offset2addr(dev.binfo[b].offset);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	817
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	818 tw(tr(TR_BEGIN, TrFormat, "fs_block_preformat(%d, %d)\n", b, age));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	819
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	820 if (age == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	821 age = fs.age_max;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	822 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	823 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	824 // We schedule an update of fs.age_max. Due to proper handling of
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	825 // age wrap-around, we can not actually set it now.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	826 set_age_max = (age == fs.age_max);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	827 age++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	828 if (age == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	829 age++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	830 if (set_age_max) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	831 fs.age_max = age;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	832 tw(tr(TR_FUNC, TrFormat, "new fs.age_max = %d\n", fs.age_max));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	833 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	834 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	835
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	836 ffsdrv.write_halfword(&bhp->age, age);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	837 ffsdrv.write_halfword(&bhp->version, FFS_FORMAT_VERSION);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	838 ffsdrv.write_halfword(&bhp->magic_low, BLOCK_MAGIC_LOW);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	839 ffsdrv.write_halfword(&bhp->magic_high, BLOCK_MAGIC_HIGH);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	840
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	841 bstat[b].flags = BF_IS_EMPTY;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	842 bstat[b].used = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	843 bstat[b].lost = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	844 bstat[b].objects = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	845
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	846 block_flags_write(b, BF_FREE);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	847
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	848 tw(tr(TR_END, TrFormat, ""));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	849 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	850
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	851 // After preformat() has erased two blocks, this function can be called to
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	852 // initialize ffs by writing fs data and metadata. Note that ffs_begin() is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	853 // not called before this function in ffs.c. Otherwise we would never
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	854 // enter this function because fs.root is zero. NOTEME: this is also a bug
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	855 // as this means we risk that this operation is started while an erase (or a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	856 // write) is in progress! How the flash device reacts to this is currently
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	857 // unknown.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	858 effs_t fs_format(const char *name)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	859 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	860 bref_t i, b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	861
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	862 ttw(str(TTrFormat, "format {" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	863 tw(tr(TR_BEGIN, TrFormat, "fs_format('%s') {\n", name));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	864
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	865 // Initialize file system parameters. It should be safe to change these
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	866 // now, as the format cannot fail at this point onwards.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	867 fs_params_init(name);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	868
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	869 // Make the first block be the inodes block
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	870 if ((fs.inodes = block_alloc(1, BF_COPYING)) < 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	871 return EFFS_AGAIN;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	872 block_flags_write(fs.inodes, BF_INODES);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	873 inodes_set(fs.inodes);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	874
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	875 // Make all block as data blocks except from the free_min and inode block
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	876 for (i = 0; i < dev.numblocks - fs.blocks_free_min - 1; i++)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	877 if ((b = block_alloc(0, BF_DATA)) < 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	878 return EFFS_AGAIN;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	879
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	880 // Restart object sequencing (debug feature only)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	881 fs.sequence = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	882
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	883 // Create root directory
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	884 journal_begin(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	885 if ((fs.root = object_create(name, 0, 0, 0)) < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	886 tw(tr(TR_END, TrFormat, "} %d\n", fs.root));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	887 return fs.root;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	888 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	889 journal_commit(OT_DIR);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	890
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	891 if ((fs.ijournal = journal_create(0)) < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	892 tw(tr(TR_END, TrFormat, "} %d\n", fs.ijournal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	893 return fs.ijournal;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	894 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	895
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	896 fs.initerror = ffs_initialize();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	897
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	898 ttw(ttr(TTrFormat, "} %d" NL, fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	899 tw(tr(TR_END, TrFormat, "} %d\n", fs.initerror));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	900
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	901 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	902 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	903
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	904 // Check if we are ready to preformat (flag = 0) or format (flag = 1)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	905 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	906 // For a format, we must first ensure no blocks are valid e.g. a preformat
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	907 // has already been run. Next, we must ensure we have preformatted all
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	908 // blocks e.g. all blocks are in the 'Free' state. This is actually the same
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	909 // thing but it sure helps the user because it yields a more precise error
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	910 // code when the format fails. In future we might be able to start a format
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	911 // when only two blocks have been preformatted, but this is harder because
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	912 // we have to make sure not to read from the physical sector that we are
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	913 // erasing, and this is exactly what ffs_ffs_initialize() currently does
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	914 // (when it is called at the end of format()).
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	915 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	916 // For a preformat, we must ensure an erase is not in progress (because we
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	917 // don't know how the device will react to a new erase when an erase is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	918 // currently suspended).
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	919 effs_t is_formattable(int8 flag)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	920 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	921 bref_t i, free, valid;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	922 effs_t error = EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	923
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	924 tw(tr(TR_FUNC, TrFormat, "is_formattable() "));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	925
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	926 // Count the number of valid and free blocks. These numbers will later
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	927 // be checked to see if we are really ready for a (pre)format(). Note
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	928 // that we only read block flags from the bstat[] array. We must not
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	929 // read directly from the flash sectors because an erase might be in
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	930 // progress!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	931 for (i = 0, free = 0, valid = 0; i < dev.numblocks; i++) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	932 if (is_block(i, BF_IS_DATA) \|\| is_block(i, BF_IS_INODES))
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	933 valid++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	934 if (is_block(i, BF_IS_FREE))
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	935 free++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	936 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	937 if (flag == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	938 // In the case of a preformat, ensure an erase is not in
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	939 // progress (because we don't know how the device will react to a new
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	940 // erase when an erase is currently suspended).
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	941 if (dev.state == DEV_ERASE \|\| dev.state == DEV_ERASE_SUSPEND) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	942 tw(tr(TR_NULL, TrFormat, "(%d)\n", EFFS_AGAIN));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	943 return EFFS_AGAIN;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	944 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	945 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	946 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	947 if (valid > 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	948 // Ensure we have preformatted prior to a format.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	949 error = EFFS_NOPREFORMAT;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	950 else if (free < dev.numblocks)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	951 // Ensure all blocks are free before a format(). If not, a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	952 // preformat() is currently in progress.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	953 error = EFFS_AGAIN;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	954 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	955
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	956 tw(tr(TR_NULL, TrFormat, "(%d)\n", error));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	957 return error;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	958 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	959
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	960
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	961 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	962 * Journalling
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	963 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	964
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	965 // The following matrix illustrates how the members of an inode change for
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	966 // the various (journalled) operations:
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	967 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	968 // \| flags \| size \| loc \| child \| siblg \| dir \| oldi \| updates
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	969 // ---------+-------+------+-----+-------+-------+-----+------+--------
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	970 // create \| new \| new \| new \| - \| - \| ins \| n/a \| 0
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	971 // fupdate \| o \| new \| new \| o \| - \| ins \| del \| old+1
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	972 // relocate \| o \| o \| new \| o \| - \| ins \| del \| old+1
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	973 // fctrl \| new \| o \| o \| o \| - \| ins \| del \| old+1
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	974 // remove \| n/a \| n/a \| n/a \| n/a \| n/a \| n/a \| del \| n/a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	975 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	976 // - = leave empty (0xFFFF)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	977 // ins = insert/append into directory
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	978 // o = old value
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	979 //
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	980 // We don't have to store child member in the journal entry because either
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	981 // it is EMPTY (fs.journal.oldi = 0) or it is retrieved from oldip->child.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	982
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	983 // NOTEME: With journalling implemented, object_relocate might be able just
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	984 // to make a simple data copy!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	985
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	986 // block_clean() is safe (without journalling), now that only ip->size is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	987 // set to zero.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	988
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	989 // Begin a new journal. Either a fresh object create (oldi == 0) or an
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	990 // update of an existing object (oldi == iref of old object)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	991 void journal_begin(iref_t oldi)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	992 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	993 tw(tr(TR_FUNC, TrJournal, "journal_begin(%d)\n", oldi));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	994
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	995 fs.journal.i = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	996 fs.journal.state = JOURNAL_IS_EMPTY;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	997 fs.journal.repli = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	998 fs.link_child = 1; //Default link child in journal_commit()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	999
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1000 if (oldi == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1001 fs.journal.flags = 0xFF;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1002 fs.journal.diri = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1003 fs.journal.oldi = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1004 fs.journal.location = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1005 fs.journal.size = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1006 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1007 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1008 struct inode_s *oldip = inode_addr(oldi);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1009 fs.journal.flags = oldip->flags;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1010 fs.journal.diri = oldi;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1011 fs.journal.oldi = oldi;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1012 fs.journal.location = oldip->location;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1013 fs.journal.size = oldip->size;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1014 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1015 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1016
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1017 // NOTEME: We have compressed the macro code because it will NOT compile on
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1018 // Unix otherwise. So until we find out why, we use this as a work-around.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1019 #if (FFS_TEST == 1)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1020 #define JOURNAL_TEST(testcase, text) if (fs.testflags == testcase) { tw(tr(TR_END, TrJournal, "} (" text ")\n")); return; }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1021 #else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1022 #define JOURNAL_TEST(testcase, text)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1023 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1024
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1025 // NOTEME: Should we empty journal file when we are anyway relocating it in
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1026 // data_reclaim()?
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1027 void journal_end(uint8 type)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1028 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1029 struct inode_s *ip = inode_addr(fs.ijournal);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1030 struct journal_s addr = (struct journal_s )
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1031 offset2addr(location2offset(ip->location) + fs.journal_pos);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1032
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1033 tw(tr(TR_BEGIN, TrJournal, "journal_end(0x%x) {\n", type));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1034 tw(tr(TR_FUNC, TrJournal, "journal_pos = 0x%04x (%d)\n", fs.journal_pos,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1035 (fs.journal_pos - JOURNAL_POS_INITIAL) / sizeof(struct journal_s)));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1036
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1037 // If this is a create, set the object type
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1038 if (type != 0 && fs.journal.oldi == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1039 fs.journal.flags = (fs.journal.flags & OF_MASK) \| type;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1040
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1041 // If there is no journal file, we can do without it, although we
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1042 // certainly don't like it!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1043 if (fs.ijournal == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1044 journal_commit(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1045 tw(tr(TR_END, TrJournal, "} No jounal file\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1046 return;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1047 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1048
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1049 JOURNAL_TEST(JOURNAL_TEST_EMPTY, "Oops in JOURNAL_IS_EMPTY");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1050
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1051 // Write RAM journal to journal file.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1052 if (fs.journal.state == (uint8) JOURNAL_IS_EMPTY) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1053 fs.journal.state = JOURNAL_IS_WRITING;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1054 ffsdrv.write(addr, &fs.journal, sizeof(fs.journal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1055 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1056
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1057 JOURNAL_TEST(JOURNAL_TEST_WRITING, "Oops in JOURNAL_IS_WRITING");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1058
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1059 // Advance journal file's state
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1060 if (fs.journal.state == (uint8) JOURNAL_IS_WRITING) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1061 fs.journal.state = JOURNAL_IS_READY;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1062 ffsdrv_write_byte(&addr->state, fs.journal.state);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1063 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1064
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1065 JOURNAL_TEST(JOURNAL_TEST_READY, "Oops in JOURNAL_IS_READY");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1066
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1067 journal_commit(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1068
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1069 JOURNAL_TEST(JOURNAL_TEST_COMMITTING, "Oops in JOURNAL_TEST_COMMITTING");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1070 JOURNAL_TEST(JOURNAL_TEST_COMMITTED, "Oops in JOURNAL_COMMITTED");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1071
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1072 // Advance journal file's state
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1073 ffsdrv_write_byte(&addr->state, JOURNAL_IS_DONE);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1074
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1075 JOURNAL_TEST(JOURNAL_TEST_DONE, "Oops in JOURNAL_IS_DONE");
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1076
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1077 // Advance journal
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1078 fs.journal_pos += sizeof(struct journal_s);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1079
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1080 // Unless we are currently relocating the journal file itself, check if
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1081 // journal file is near full and relocate it if it is.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1082 if (fs.journal_pos >= fs.journal_size - FFS_JOURNAL_MARGIN *
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1083 sizeof(struct journal_s) && fs.journal.oldi != fs.ijournal) {
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1084 tw(tr(TR_FUNC, TrJournal, "Journal file (near) full!\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1085 journal_create(fs.ijournal);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1086 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1087
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1088 // Check if we have just committed the journal file itself
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1089 if (fs.journal.oldi == fs.ijournal) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1090 fs.journal_pos = JOURNAL_POS_INITIAL;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1091 fs.ijournal = fs.journal.i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1092 tw(tr(TR_FUNC, TrJournal, "Journal file re-created, fs.ijournal = %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1093 fs.ijournal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1094 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1095 tw(tr(TR_END, TrJournal, "}\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1096 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1097
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1098 // Write contents of fs.journal to FFS meta data (inodes). Note that we do
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1099 // NOT traverse ip->copied as we used to do in the old
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1100 // object_update_commit(). Also, we do not check if object has been
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1101 // erased after traversing ip->copied. All this code has been removed
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1102 // because we will very soon have full callback functionality and thus the
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1103 // code is redundant.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1104 void journal_commit(uint8 type)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1105 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1106 struct inode_s *ip = inode_addr(fs.journal.i);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1107 struct inode_s *oldip = inode_addr(fs.journal.oldi);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1108 struct inode_s *dp;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1109 bref_t b;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1110
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1111 tw(tr(TR_BEGIN, TrJournal, "journal_commit(%d) {\n", type));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1112 tw(tr(TR_FUNC, TrJournal, "i = %d\n", fs.journal.i));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1113 ttw(ttr(TTrObj, "jc(){" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1114
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1115 if (fs.journal.i)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1116 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1117 // If this is a create, set the object type
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1118 if (type != 0 && fs.journal.oldi == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1119 fs.journal.flags = (fs.journal.flags & OF_MASK) \| type;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1120
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1121 tw(tr(TR_FUNC, TrJournal, "loc = 0x%04x, size = %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1122 fs.journal.location, fs.journal.size));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1123 ffsdrv.write((uint32 ) &ip->location, (uint32 ) &fs.journal.location, sizeof(location_t));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1124 ffsdrv.write_halfword((uint16 *) &ip->size, fs.journal.size);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1125
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1126 if (fs.journal.oldi != 0 && fs.link_child != 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1127 // If this is an update, we copy the child member from old
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1128 // inode. We must do this before we validate the new object,
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1129 // otherwise an intermediate readdir() will detect an empty
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1130 // directory!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1131 ffsdrv.write_halfword((uint16*) &ip->child, oldip->child);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1132
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1133 tw(tr(TR_FUNC, TrJournal, "seq = %d\n", fs.sequence));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1134 // We must check if sequence is already written because if this
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1135 // commit was inititiated by journal_init(), we don't know exactly
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1136 // what was written
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1137 if (ip->sequence == FLASH_NULL16)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1138 ffsdrv.write_halfword(&ip->sequence, fs.sequence++);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1139 if (fs.journal.oldi == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1140 ffsdrv.write_halfword(&ip->updates, 0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1141 else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1142 ffsdrv.write_halfword(&ip->updates, oldip->updates + 1);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1143
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1144 JOURNAL_TEST(JOURNAL_TEST_COMMITTING, "Oops in JOURNAL_TEST_COMMITTING")
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1145
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1146 // Insert object into directory structure. We must do this before
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1147 // deleting old object, otherwise an intermediate readdir() will
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1148 // fail with EFFS_NOTFOUND. Note that when the root directory is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1149 // created, fs.journal.diri is zero --- thus the test!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1150 if (fs.journal.diri != 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1151 tw(tr(TR_FUNC, TrJournal, "diri = %d ", fs.journal.diri));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1152 if (fs.journal.diri < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1153 tw(tr(TR_NULL, TrJournal, "child\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1154 dp = inode_addr(-fs.journal.diri);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1155 ffsdrv.write_halfword((uint16 *) &dp->child, fs.journal.i);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1156 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1157 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1158 tw(tr(TR_NULL, TrJournal, "sibling\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1159 dp = inode_addr(fs.journal.diri);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1160 ffsdrv.write_halfword((uint16 *) &dp->sibling, fs.journal.i);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1161 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1162 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1163
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1164 // The new object is validated before the old object is deleted.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1165 // This is in order to avoid an interrupting stat or read operation
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1166 // to fail with EFFS_NOTFOUND
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1167 tw(tr(TR_FUNC, TrJournal, "flags = 0x%02x\n", fs.journal.flags));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1168 ffsdrv_write_byte(&ip->flags, fs.journal.flags);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1169
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1170 // Update bstat[] appropriately
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1171 b = offset2block(location2offset(ip->location));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1172 bstat[b].objects++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1173 tw(tr(TR_FUNC, TrJournal, "bstat[%d].objects = %d\n", b, bstat[b].objects));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1174 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1175
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1176 tw(tr(TR_FUNC, TrJournal, "oldi = %d\n", fs.journal.oldi));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1177 if (fs.journal.oldi != 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1178 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1179 // If this is an update or an erase, we erase the old object
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1180 ffsdrv_write_byte(&oldip->flags, OT_ERASED);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1181
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1182 // Update bstat according to deletion of the old object.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1183 b = offset2block(location2offset(oldip->location));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1184 bstat[b].objects--;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1185 tw(tr(TR_FUNC, TrJournal, "bstat[%d].objects = %d\n", b, bstat[b].objects));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1186
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1187 // If we moved the data (all cases, except fcontrol), update lost
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1188 if (fs.journal.location != oldip->location)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1189 bstat[b].lost += oldip->size;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1190
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1191 bstat[fs.inodes].lost++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1192
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1193 // If we renamed a file to an existing filename, remove the replaced file.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1194 if (fs.journal.repli > 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1195 object_remove(fs.journal.repli); // Ignore error!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1196 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1197
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1198 tw(tr(TR_END, TrJournal, "}\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1199 ttw(ttr(TTrObj, "}" NL));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1200 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1201
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1202 // Save the current journal into "old" journal. We need this because an
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1203 // object_create() can call data_reclaim() which can call object_relocate()
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1204 // which uses the journal system.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1205 int journal_push(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1206 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1207 memcpy(&fs.ojournal, &fs.journal, sizeof(struct journal_s));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1208 fs.journal_depth++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1209 if (fs.journal_depth > 1) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1210 tw(tr(TR_FUNC, TrAll, "FATAL: journal_push() to depth %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1211 fs.journal_depth));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1212 return -1;
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1213 }
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1214
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1215 tw(tr(TR_FUNC, TrJournal, "journal_push() to depth %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1216 fs.journal_depth));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1217
517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1218 return EFFS_OK;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1219 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1220
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1221 // Recall "old" journal into current journal
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1222 int journal_pop(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1223 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1224 tw(tr(TR_FUNC, TrJournal, "journal_pop() from depth %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1225 fs.journal_depth));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1226
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1227 fs.journal_depth--;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1228 if (fs.journal_depth < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1229 tw(tr(TR_FUNC, TrAll, "FATAL: journal_pop() to depth %d\n",
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1230 fs.journal_depth));
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1231 return -1;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1232 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1233 memcpy(&fs.journal, &fs.ojournal, sizeof(struct journal_s));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1234
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1235 return EFFS_OK;
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1236 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1237
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1238 // Initialize the journalling system. Create journal file if it not already
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1239 // exist. Commit/write pending journal if such exists --- return 1 in that
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1240 // case. Otherwise, if journal file is clean (no journals pending) and all
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1241 // is fine, return EFFS_OK.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1242 effs_t journal_init(iref_t i)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1243 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1244 int j;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1245 struct inode_s *ip = inode_addr(i);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1246 struct journal_s *addr;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1247
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1248 if (i == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1249 // Journal file does not exist, so create it
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1250 if ((i = journal_create(0)) <= 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1251 fs.ijournal = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1252 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1253 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1254 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1255
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1256 fs.journal_depth = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1257 fs.journal_pos = JOURNAL_POS_INITIAL;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1258
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1259 addr = (struct journal_s *)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1260 offset2addr(location2offset(ip->location) + fs.journal_pos);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1261
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1262 tw(tr(TR_BEGIN, TrJournal, "journal_init(%d) {\n", i));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1263
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1264 fs.ijournal = i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1265
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1266 // Search for first non-completed journal entry.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1267 for (j = 0; /* FIXME: limit to end of journal */; j++, addr++) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1268 if (addr->state != (uint8) JOURNAL_IS_DONE)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1269 break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1270 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1271 tw(tr(TR_FUNC, TrJournal, "entry %d is in state 0x%x\n", j, addr->state));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1272
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1273 fs.journal_pos += j * sizeof(fs.journal);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1274 i = EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1275
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1276 if (addr->state == (uint8) JOURNAL_IS_EMPTY) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1277 tw(tr(TR_FUNC, TrJournal, "Last journal is in EMPTY state\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1278 // Journal file is proper, so just record position
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1279 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1280 else if (addr->state == (uint8) JOURNAL_IS_READY) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1281 // Copy the entry into fs.journal.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1282 tw(tr(TR_FUNC, TrJournal, "Last journal is in READY state\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1283 memcpy(&fs.journal, addr, sizeof(fs.journal));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1284 journal_end(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1285 i = 1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1286 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1287 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1288 // Journal entry wasn't finished, so just ignore it after updating
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1289 // its state to JOURNAL_IS_DONE.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1290 tw(tr(TR_FUNC, TrJournal, "Last journal is between EMPTY and READY\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1291 ffsdrv_write_byte(&addr->state, JOURNAL_IS_DONE);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1292 fs.journal_pos += sizeof(fs.journal);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1293 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1294
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1295 if (ip->size != fs.journal_size + atomalign(sizeof(FFS_JOURNAL_NAME) + 1)) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1296 tw(tr(TR_FUNC, TrJournal, "Wrong journal size, create new\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1297 // Journal size do not match default size, so create new. This
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1298 // should only happen if we use an old FFS image with a newer FFS
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1299 // version.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1300 if ((i = journal_create(fs.ijournal)) <= 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1301 fs.ijournal = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1302 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1303 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1304 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1305
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1306 tw(tr(TR_FUNC, TrJournal, "journal_pos = 0x%04x\n", fs.journal_pos));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1307 tw(tr(TR_END, TrJournal, "} %d\n", i));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1308
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1309 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1310 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1311
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1312 // Create the journal file from scratch or relocate an existing one. It is
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1313 // marked read-only just for clarity --- it cannot be deleted anyway!
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1314 // fs_format() calls this function. Note that no data are written in
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1315 // object_create() because the journal file is handled specially in that
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1316 // function.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1317 iref_t journal_create(iref_t oldi)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1318 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1319 iref_t i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1320
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1321 tw(tr(TR_BEGIN, TrJournal, "journal_create(%d) {\n", oldi));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1322 tw(tr(TR_FUNC, TrJournal, "journal file size = %d\n", fs.journal_size));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1323
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1324 if (fs.journal_size == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1325 tw(tr(TR_FUNC, TrJournal, "Journal file creation aborted because fs.journal_size = 0 (No journal file wanted)\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1326 tw(tr(TR_END, TrJournal, "} %d\n", 0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1327 return 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1328 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1329
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1330 // If we are working on a write-once file system, we do not need a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1331 // journal.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1332 if (fs.blocks_free_min == 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1333 tw(tr(TR_FUNC, TrJournal, "Journal file creation aborted because fs.blocks_free_min = 0 (write-once system)\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1334 tw(tr(TR_END, TrJournal, "} %d\n", 0));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1335 return 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1336 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1337
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1338 journal_begin(oldi);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1339
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1340 i = object_create(FFS_JOURNAL_NAME, 0, fs.journal_size, -fs.root);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1341 if (i < 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1342 tw(tr(TR_END, TrJournal, "} %d\n", i));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1343 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1344 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1345 fs.journal.flags = BIT_SET(fs.journal.flags, OF_READONLY);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1346
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1347 // commit the creation or relocation
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1348 if (oldi != 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1349 journal_end(0);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1350 else {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1351 journal_commit(OT_FILE);
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1352 fs.journal_pos = JOURNAL_POS_INITIAL;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1353 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1354
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1355 tw(tr(TR_END, TrJournal, "} %d\n", i));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1356
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1357 return i;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1358 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1359
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1360 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1361 * FFS Begin and End
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1362 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1363
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1364 // The following two functions should surround the code of every API
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1365 // function in ffs.c (except preformat and format). The functions
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1366 // ensures that the operation about to be executed can be made without
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1367 // race-conditions or other problems.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1368 #if (TARGET == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1369 int debug_suspend = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1370 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1371
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1372
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1373 // Check if ffs has been initialized. Suspend an erase operation.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1374 effs_t ffs_begin(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1375 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1376 #if (TARGET == 0)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1377 if (debug_suspend > 0) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1378 tw(tr(TR_FUNC, TrAll, "FATAL: Previous erase_suspend was not resumed\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1379 return EFFS_CORRUPTED;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1380 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1381 // tw(tr(TR_FUNC, TrHelper, "Set debug_suspend\n"));
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1382 debug_suspend = 1;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1383 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1384
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1385 if (fs.initerror != EFFS_OK)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1386 return fs.initerror;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1387
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1388 // Suspend an erase in progress (only applicable if we are using a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1389 // multi-bank device driver)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1390 if (dev.state == DEV_ERASE) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1391 ffsdrv.erase_suspend();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1392 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1393 else if (dev.state == DEV_WRITE) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1394 ffsdrv.write_end();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1395 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1396
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1397 return EFFS_OK;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1398 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1399
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1400 // Resume an erase operation that was in progress.
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1401 int ffs_end(int error)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1402 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1403 #if (TARGET == 1)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1404 // Resume an erase in progress (only applicable if we are using a
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1405 // multi-bank device driver)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1406 if (dev.state == DEV_ERASE_SUSPEND) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1407 ffsdrv.erase_resume();
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1408 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1409 #else
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1410 debug_suspend = 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1411 #endif
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1412
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1413 return error;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1414 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1415
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1416 /******************************************************************************
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1417 * FFS Statistics functions
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1418 ******************************************************************************/
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1419
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1420 // Not implemented:
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1421 int statistics_file_create(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1422 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1423 return 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1424 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1425
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1426 // Not implemented:
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1427 // Rewrite the statistics file if it exists. Otherwise return error
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1428 // code. The function is called after each data and inodes reclaim (after
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1429 // writing the file that provoked the reclaim).
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1430 int statistics_write(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1431 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1432 return 0;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1433 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1434
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1435 // Read the statistics file if it exists. Otherwise reset all statistics to
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1436 // zero and set the magic. This function is called from ffs_init().
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1437 void statistics_init(void)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1438 {
215 517dd86b45b1 gsm-fw/services/ffs: fsck.c compiles Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: 213 diff changeset	1439 memset(&stats, 0, sizeof(struct ffs_stats_s));
213 ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1440 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1441
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1442 void statistics_update_drec(int valid, int lost, int candidate)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1443 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1444 unsigned int old;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1445
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1446 switch (candidate) {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1447 case MOST_LOST: stats.drec.most_lost++; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1448 case MOST_UNUSED: stats.drec.most_unused++; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1449 case YOUNGEST: stats.drec.youngest++; break;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1450 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1451
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1452 // Increment Most Significant Word if overflow is detected
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1453 old = stats.drec.valid[0];
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1454 stats.drec.valid[0] += valid;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1455 if (old > stats.drec.valid[0])
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1456 stats.drec.valid[1]++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1457
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1458 old = stats.drec.lost[0];
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1459 stats.drec.lost[0] += lost;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1460 if (old > stats.drec.lost[0])
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1461 stats.drec.lost[1]++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1462 }
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1463
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1464 void statistics_update_irec(int valid, int lost)
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1465 {
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1466 stats.irec.num++;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1467 stats.irec.valid += valid;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1468 stats.irec.lost += lost;
ef7d7da61c56 FFS code integration: remaining C files imported, but not yet integrated Michael Spacefalcon <msokolov@ivan.Harhan.ORG> parents: diff changeset	1469 }

FreeCalypso > hg > freecalypso-sw

annotate gsm-fw/services/ffs/fsck.c @ 992:a7b0b426f9ca