freecalypso-citrine: services/ffs/fsck.c annotate

annotate services/ffs/fsck.c @ 9:b80f0c5016ee

L1/cfile: new code compiles

author	Mychaela Falconia <falcon@freecalypso.org>
date	Thu, 09 Jun 2016 06:28:19 +0000
parents	75a11d740a02
children

rev	line source
0 75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	2 * Flash File System (ffs)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	3 * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	4 *
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	5 * FFS file system integrity checking, journalling, init and exit
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	6 *
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	7 * $Id: fsck.c 1.3.1.1.1.33 Thu, 08 Jan 2004 15:05:23 +0100 tsj $
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	8 *
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	9 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	10
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	11 #include <string.h>
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	12 #include <assert.h>
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	13
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	14 #include "ffs.h"
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	15 #include "core.h"
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	16 #include "drv.h"
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	17 #include "ffstrace.h"
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	18
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	19 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	20 * Functions
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	21 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	22
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	23 bref_t blocks_fsck(void);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	24 iref_t inodes_fsck(void);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	25
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	26 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	27 * Init and Exit
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	28 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	29
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	30 effs_t ffs_initialize(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	31 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	32 bref_t b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	33 struct inode_s *ip;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	34 int i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	35
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	36 tlw(led_set(0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	37 tlw(led_on(LED_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	38 ttw(str(TTrInit, "initialize {" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	39 tw(tr(TR_BEGIN, TrFsck, "ffs_initialize() {\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	40
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	41 // default to non-initialized ffs
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	42 fs.root = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	43 fs.debug[0] = fs.debug[1] = fs.debug[2] = fs.debug[3] = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	44 fs.testflags = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	45
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	46 tlw(led_on(LED_DRV_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	47 fs.initerror = ffsdrv_init(); // read manufacturer and device ID
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	48 tlw(led_off(LED_DRV_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	49 if (fs.initerror < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	50 tlw(led_off(0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	51 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	52 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	53 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	54 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	55
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	56 for (i = 0; i < 2; i++)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	57 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	58 tlw(led_on(LED_BLOCKS_FSCK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	59 fs.initerror = EFFS_INVALID;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	60 fs.initerror = b = blocks_fsck();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	61 tlw(led_off(LED_BLOCKS_FSCK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	62 if (fs.initerror < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	63 tlw(led_off(0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	64 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	65 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	66 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	67 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	68
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	69 tlw(led_on(LED_INODES_FSCK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	70 fs.initerror = EFFS_INVALID;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	71 fs.initerror = inodes_fsck();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	72 tlw(led_off(LED_INODES_FSCK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	73 if (fs.initerror < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	74 tlw(led_off(0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	75 tw(tr(TR_END, TrFsck, "} %d\n", fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	76 ttw(ttr(TTrInit, "} %d" NL, fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	77 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	78 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	79
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	80 // parse the fs options in the root inode's name
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	81 ip = inode_addr(fs.root);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	82 fs_params_init(addr2name(offset2addr(location2offset(ip->location))));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	83
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	84 if ((fs.initerror = journal_init(fs.ijournal)) == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	85 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	86 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	87
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	88 // Init all file_descriptors to zero
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	89 memset(fs.fd, 0, sizeof(struct file_descriptor_s) * fs.fd_max);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	90
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	91 // If blocks_fsck() found a block that needs cleaning, we do it, now
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	92 // that all the file system has been initialized.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	93 if (b > 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	94 block_clean(b - 1);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	95 block_free(b - 1);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	96 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	97
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	98 statistics_init();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	99
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	100 // In target, we do this before entering the task event loop...
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	101 // Otherwise we would in some cases impose a long reboot delay if we did
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	102 // it here. If we test in target it is nessesary to call
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	103 // blocks_reclaim() anyway because we re-init ffs.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	104
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	105 #if (TARGET == 1) //NOTEME: can this be done in another/better way?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	106 #if (WITH_TFFS == 1)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	107 blocks_reclaim();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	108 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	109 #else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	110 blocks_reclaim();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	111 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	112 tlw(led_off(LED_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	113 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_OK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	114 ttw(str(TTrInit, "} 0" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	115
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	116 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	117 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	118
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	119 void fs_params_init(const char *p)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	120 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	121 uint8 opt, digit;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	122 uint32 n;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	123 int numdatablocks;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	124
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	125 tw(tr(TR_BEGIN, TrFsck, "fsparams_init('%s') {\n", p));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	126
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	127 // Compiled default values
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	128 fs.filename_max = FFS_FILENAME_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	129 fs.path_depth_max = FFS_PATH_DEPTH_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	130 fs.fd_max = FFS_FD_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	131 fs.journal_size = FFS_JOURNAL_SIZE_IN256THS;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	132 fs.flags = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	133 fs.testflags = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	134
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	135 // Flag that it not has been changed by an input arg.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	136 fs.block_files_max = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	137
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	138 // The default lost bytes percentage of a block before it is reclaimed
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	139 // is approx. 90%.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	140 fs.lost_threshold = (256 - 256/10);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	141
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	142 // If we only have two blocks, we cannot make any reclaims and thus we
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	143 // have a write-once FFS system.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	144 fs.blocks_free_min = (dev.numblocks > 2 ? 1 : 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	145
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	146 // Don't count free and inodes blocks
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	147 numdatablocks = dev.numblocks - fs.blocks_free_min - 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	148
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	149 // Abselute max number of inodes.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	150 fs.inodes_max = dev.blocksize / sizeof(struct inode_s);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	151 if (fs.inodes_max > FFS_INODES_MAX)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	152 fs.inodes_max = FFS_INODES_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	153
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	154 // MUST be true: objects_max <= inodes_max - block_files_max, this is do
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	155 // to the fact that we always need to have block_files_max number of
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	156 // inodes left when we run a data reclaim.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	157 fs.objects_max = fs.inodes_max / 2;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	158
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	159 // Find a suitable chunk_size
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	160 if (dev.numblocksdev.blocksize > 10241024)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	161 fs.chunk_size_max = 8192;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	162 else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	163 fs.chunk_size_max = (2048 > (dev.blocksize / 8)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	164 ? (dev.blocksize / 8)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	165 : 2048);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	166 fs.fd_buf_size = fs.chunk_size_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	167
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	168 fs.journal_size = fs.journal_size * dev.blocksize / 256;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	169 if (fs.journal_size < FFS_JOURNAL_SIZE_MIN)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	170 fs.journal_size = FFS_JOURNAL_SIZE_MIN;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	171
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	172 // Set it just below the same amount as entries in one journal file
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	173 fs.block_files_max = (fs.journal_size / sizeof(struct journal_s)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	174 - FFS_JOURNAL_MARGIN - 2);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	175
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	176 // MUST be true: block_files_max < objects_max / 2. But if we want
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	177 // to reach objects_max must block_files_max >= objects_max / number
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	178 // of datablocks, however a big block_files_max require higher
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	179 // reserved_space.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	180 if (fs.block_files_max > fs.objects_max / 2)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	181 fs.block_files_max = fs.objects_max / 2 - 4;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	182
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	183 // Are we able to reach objects_max? If not then lower the number
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	184 if (fs.objects_max > numdatablocks * fs.block_files_max)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	185 fs.objects_max = numdatablocks * fs.block_files_max + 10;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	186
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	187 // Absolute minimum is RESERVED_LOW the rest is 'workspace' which is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	188 // needed to have a reasonable performance.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	189 fs.reserved_space = dev.blocksize / 2 +
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	190 numdatablocks * dev.blocksize / 16 + RESERVED_LOW;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	191
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	192 // skip to first char following second slash in name
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	193 n = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	194 while (*p) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	195 if (*p++ == '/') {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	196 n++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	197 if (n == 2)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	198 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	199 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	200 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	201 if (n == 2) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	202 // while still options to process...
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	203 while (*p) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	204 opt = *p++; // save option letter for later
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	205 // collect option value...
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	206 n = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	207 while ((digit = *p)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	208 if (digit >= '0' && digit <= '9') {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	209 n = 10 * n + digit - '0';
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	210 p++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	211 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	212 else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	213 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	214 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	215 switch (opt) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	216 case 'b': dev.numblocks = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	217 case 'm': fs.blocks_free_min = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	218 case 'i': fs.inodes_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	219 case 'o': fs.objects_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	220 case 'n': fs.filename_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	221 case 'f': fs.block_files_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	222 case 'd': fs.fd_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	223 case 's': fs.fd_buf_size = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	224 case 't': fs.lost_threshold = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	225 case 'z': fs.flags = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	226 case 'j': fs.journal_size = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	227 case 'c': fs.chunk_size_max = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	228 case 'r': fs.reserved_space = n; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	229 // d = &fs.path_depth_max; // really necessary?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	230 default:
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	231 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	232 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	233 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	234 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	235
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	236 // Now recompute a few parameters based on adjusted values.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	237
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	238 // No journal file thuse no reserved space.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	239 if (fs.journal_size == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	240 fs.block_files_max = fs.objects_max / 2;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	241 fs.reserved_space = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	242 fs.block_files_reserved = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	243 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	244
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	245 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	246 // If journal size is less than minimum must it have been changed by an
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	247 // input arg, recalculate.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	248 if (fs.journal_size < FFS_JOURNAL_SIZE_MIN)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	249 fs.journal_size = fs.journal_size * dev.blocksize / 256;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	250
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	251 if (fs.reserved_space < RESERVED_LOW)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	252 fs.reserved_space = fs.reserved_space * dev.blocksize / 256;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	253
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	254 // Only one reserved is needed however we want a margin and set it to 2
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	255 fs.block_files_reserved = 2;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	256 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	257
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	258 // Don't count free blocks, inode block, reserved space, block headers
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	259 // and the size of one filename.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	260 fs.filesize_max = numdatablocks * dev.blocksize - fs.reserved_space -
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	261 numdatablocks * BHEADER_SIZE - FFS_FILENAME_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	262
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	263 // Furthermore don't count the overhead from each chunk (alignment)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	264 fs.filesize_max -= ((fs.filesize_max / fs.chunk_size_max) * dev.atomsize
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	265 + dev.atomsize);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	266
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	267 // NOTEME: chunk_size_min is never used
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	268 fs.chunk_size_min = numdatablocks / fs.objects_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	269
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	270 tw(tr(TR_FUNC, TrFsck, "dev.numblocks = %d\n", dev.numblocks));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	271 tw(tr(TR_FUNC, TrFsck, "fs.blocks_free_min = %d\n", fs.blocks_free_min));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	272 tw(tr(TR_FUNC, TrFsck, "fs.inodes_max = %d\n", fs.inodes_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	273 tw(tr(TR_FUNC, TrFsck, "fs.objects_max = %d\n", fs.objects_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	274 tw(tr(TR_FUNC, TrFsck, "fs.block_files_max = %d\n", fs.block_files_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	275 tw(tr(TR_FUNC, TrFsck, "fs.block_files_reserved = %d\n", fs.block_files_reserved));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	276 tw(tr(TR_FUNC, TrFsck, "fs.chunk_size_max = %d\n", fs.chunk_size_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	277 tw(tr(TR_FUNC, TrFsck, "fs.filename_max = %d\n", fs.filename_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	278 tw(tr(TR_FUNC, TrFsck, "fs.lost_threshold = %d\n", fs.lost_threshold));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	279 tw(tr(TR_FUNC, TrFsck, "fs.path_depth_max = %d\n", fs.path_depth_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	280 tw(tr(TR_FUNC, TrFsck, "fs.journal_size = %d\n", fs.journal_size));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	281 tw(tr(TR_FUNC, TrFsck, "fs.reserved_space = %d\n", fs.reserved_space));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	282 tw(tr(TR_FUNC, TrFsck, "fs.fd_max = %d\n", fs.fd_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	283 tw(tr(TR_FUNC, TrFsck, "fs.fd_buf_size = 0x%02x\n", fs.fd_buf_size));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	284 tw(tr(TR_FUNC, TrFsck, "fs.flags = 0x%02x\n", fs.flags));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	285 tw(tr(TR_END, TrFsck, "}\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	286 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	287
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	288 // TODO: Finish pending commits/writes.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	289 effs_t ffs_exit(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	290 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	291 tw(tr(TR_FUNC, TrFsck, "exit() 0\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	292
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	293
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	294 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	295 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	296
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	297 #if 0 // Not used in this version
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	298 // Purely for core internal use; Read a file.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	299 effs_t file_read_int(const char path, void src, int size)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	300 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	301 if (fs.initerror != EFFS_OK)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	302 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	303
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	304 return object_read(path, src, size, 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	305 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	306
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	307 // Purely for core internal use; Update a file.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	308 effs_t file_update(const char path, void src, int size)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	309 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	310 char *name;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	311 iref_t i, dir;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	312
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	313 if (fs.initerror != EFFS_OK)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	314 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	315
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	316 if ((i = object_lookup(path, &name, &dir)) < 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	317 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	318
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	319 journal_begin(i);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	320
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	321 if ((i = object_create(name, src, size, -dir)) < 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	322 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	323
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	324 journal_end(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	325
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	326 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	327 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	328 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	329
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	330 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	331 * blocks_fsck()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	332 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	333
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	334 blocksize_t block_used(bref_t b)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	335 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	336 blocksize_t used;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	337 uint32 p, q;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	338
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	339 tlw(led_toggle(LED_BLOCKS_FSCK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	340
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	341 // We search backwards through block to find the last used byte and
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	342 // thus the total number of used bytes. Note that this code depends
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	343 // on the fact that an erased flash location is 0xFF!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	344 p = (uint32 *) offset2addr(dev.binfo[b].offset);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	345 for (q = p + dev.blocksize/4 - 4; q > p; q -= 4) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	346 if ( ~(q[0] & q[1] & q[2] & q[3]) )
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	347 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	348 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	349
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	350 if ( ~(q[0] & q[1] & q[2] & q[3]) )
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	351 q += 4;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	352 used = atomalign((char ) q - (char ) p);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	353
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	354 tw(tr(TR_FUNC, TrFsckLow, "ffs_block_used(%d) %d\n", b, used));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	355
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	356 return used;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	357 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	358
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	359
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	360 age_t age_distance(age_t x, age_t y)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	361 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	362 age_t a = x - y;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	363
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	364 if (a > 0x8000)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	365 a = -a;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	366
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	367 tw(tr(TR_FUNC, TrFsckLow, "age_distance(%d, %d) %d\n", x, y, a));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	368
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	369 return a;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	370 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	371
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	372 // For each ffs block, we initialise the basic bstat array information,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	373 // namely the number of used bytes. Also, we locate the inodes block and if
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	374 // a previous operation was interrupted by a powerfail, we clean it up.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	375 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	376 // We return EFFS_OK if all is fine. If a positive integer is returned, it
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	377 // denotes a block that needs to be cleaned by block_clean() once FFS
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	378 // has been properly intialized (we actually return the block number + 1
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	379 // because otherwise it would clash with EFFS_OK return code). If no inodes
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	380 // block is found or another error occurs, we return the error code.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	381 bref_t blocks_fsck(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	382 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	383 bref_t b, b_to_clean, b_inode_lost;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	384 int age_valid;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	385 age_t age_min, age_max, age_dist, age_dist_min, age_dist_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	386 struct block_header_s *bhp;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	387 struct block_header_old_s *obhp;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	388
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	389 ttw(str(TTrInitLow, "blocks_fsck {" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	390 tw(tr(TR_BEGIN, TrFsck, "blocks_fsck() {\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	391
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	392 // initialize ages to the illegal/unset value
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	393 age_min = age_max = age_dist = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	394
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	395 fs.format = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	396 fs.inodes = -1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	397 fs.newinodes = -1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	398 b_inode_lost = -1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	399 b_to_clean = EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	400
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	401 for (b = 0; b < dev.numblocks; b++)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	402 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	403 tlw(led_toggle(LED_DRV_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	404
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	405 // read block flags from flash
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	406 bhp = (struct block_header_s *) offset2addr(dev.binfo[b].offset);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	407 obhp = (struct block_header_old_s *) bhp;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	408
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	409 bstat[b].used = dev.blocksize;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	410 bstat[b].lost = bstat[b].used;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	411 bstat[b].flags = bhp->flags;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	412 bstat[b].objects = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	413
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	414 age_valid = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	415
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	416 if (bhp->magic_low != BLOCK_MAGIC_LOW \|\|
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	417 bhp->magic_high != BLOCK_MAGIC_HIGH) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	418 // The block magic as bad! It could be because the flash
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	419 // memory map is incorrect or because another application has
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	420 // spuriously written to the flash or ... who knows what. First
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	421 // we check to see if the reason is that we are dealing with a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	422 // (really) old ffs format version.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	423 if (obhp->magic_low == OLD_BLOCK_MAGIC_LOW &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	424 obhp->magic_high == OLD_FFS_FORMAT_VERSION) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	425 tw(tr(TR_FUNC, TrFsck, "OLD "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	426 fs.format = obhp->magic_high;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	427 // We simulate that all the blocks are data blocks, in order
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	428 // to have some well-defined state that preformat() can work
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	429 // on. Later we will return EFFS_BADFORMAT and otherwise
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	430 // leave everything as it is, without modifying anything!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	431 bstat[b].flags = BF_IS_DATA;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	432 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	433 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	434 // Quickly test if block is in empty state. We do not make a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	435 // full check with block_used() because that takes too
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	436 // long --- we let preformat() do that.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	437 if (bhp->magic_low == FLASH_NULL16 &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	438 bhp->magic_high == FLASH_NULL16 &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	439 bhp->age == FLASH_NULL16 &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	440 bhp->version == FLASH_NULL16 &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	441 bhp->flags == FLASH_NULL16)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	442 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	443 bstat[b].used = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	444 bstat[b].lost = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	445 bstat[b].flags = BF_IS_EMPTY;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	446 tw(tr(TR_FUNC, TrFsck, "EMPTY "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	447 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	448 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	449 // If the block is not free, it is probably corrupted.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	450 // Thus we reset its age and free it.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	451 tw(tr(TR_FUNC, TrFsck, "magic = 0x%08x\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	452 bhp->magic_low \| (bhp->magic_high << 16)));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	453 ffsdrv.write_halfword(&bhp->age, 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	454 block_free(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	455 tw(tr(TR_FUNC, TrFsck, "BAD "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	456 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	457 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	458 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	459 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	460 fs.format = bhp->version;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	461 age_valid = 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	462
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	463 if (!is_block(b, BF_IS_FREE)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	464 bstat[b].used = block_used(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	465 bstat[b].lost = bstat[b].used - BHEADER_SIZE;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	466 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	467
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	468 if (is_block(b, BF_IS_FREE)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	469 // The only case where we do not call block_used() is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	470 // when the block is truly free.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	471 bstat[b].used = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	472 bstat[b].lost = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	473 tw(tr(TR_FUNC, TrFsck, "FREE "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	474 ttw(ttr(TTrInitLow, "FREE" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	475
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	476 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	477 else if (is_block(b, BF_IS_DATA)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	478 tw(tr(TR_FUNC, TrFsck, "DATA "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	479 ttw(ttr(TTrInitLow, "DATA" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	480 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	481 else if (is_block(b, BF_IS_CLEANING)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	482 // Here we schedule a block_clean(). Note that we can
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	483 // and do not execute the block cleaning now, as the info
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	484 // that block_clean() needs is not at all ready at this
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	485 // point in the initialization. So we set a flag and then
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	486 // clean the block at the end of ffs_initialize()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	487 tw(tr(TR_FUNC, TrFsck, "CLEANING "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	488 ttw(ttr(TTrInitLow, "CLEANING" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	489 b_to_clean = b + 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	490 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	491 else if (is_block(b, BF_IS_COPYING)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	492 tw(tr(TR_FUNC, TrFsck, "COPYING "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	493 ttw(ttr(TTrInitLow, "COPYING" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	494 fs.newinodes = b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	495 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	496 else if (is_block(b, BF_IS_INODES)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	497 tw(tr(TR_FUNC, TrFsck, "INODES "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	498 ttw(ttr(TTrInitLow, "INODES" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	499 fs.inodes = b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	500 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	501 else if (is_block(b, BF_IS_INODES_LOST)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	502 tw(tr(TR_FUNC, TrFsck, "INODESLOST"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	503 ttw(ttr(TTrInitLow, "INODESLOST" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	504 b_inode_lost = b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	505 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	506 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	507 block_free(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	508 tw(tr(TR_FUNC, TrFsck, "INVALID "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	509 ttw(ttr(TTrInitLow, "INVALID" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	510 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	511 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	512
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	513 tw(tr(TR_NULL, TrFsck, " %2d: (0x%05x) %02x, used = %6d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	514 b, dev.binfo[b].offset, bstat[b].flags & 0xFF, bstat[b].used));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	515
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	516 if (age_valid) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	517 if (age_min == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	518 // Initialize minimum and maximum block ages
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	519 age_min = age_max = bhp->age;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	520 tw(tr(TR_FUNC, TrFsckLow, "age_min/max = %d\n", age_min));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	521 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	522 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	523 age_dist_min = age_distance(bhp->age, age_min);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	524 age_dist_max = age_distance(bhp->age, age_max);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	525 if (age_dist_min > age_dist \|\|
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	526 age_dist_max > age_dist) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	527 if (age_dist_max > age_dist_min) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	528 age_dist = age_dist_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	529 age_min = bhp->age;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	530 tw(tr(TR_FUNC, TrFsckLow, "age_min = %d (dist = %d)\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	531 age_min, age_dist));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	532 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	533 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	534 age_dist = age_dist_min;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	535 age_max = bhp->age;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	536 tw(tr(TR_FUNC, TrFsckLow, "age_max = %d (dist = %d)\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	537 age_max, age_dist));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	538 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	539 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	540 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	541 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	542 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	543 tlw(led_off(LED_DRV_INIT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	544 tw(tr(TR_FUNC, TrFsck, "age min, max, max-min = %d, %d, %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	545 age_min, age_max, (uint16) (age_max-age_min)));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	546 // If age_max is untouched is is because all blocks were in the 'Empty'
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	547 // state. In this case we let the age be as it is (0xFFFF).
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	548 if (age_max == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	549 age_max = age_min = BLOCK_AGE_MAX;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	550
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	551 // Handle age wrap around thus ensuring fs.age_max is set correctly. We
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	552 // have to type-cast the whole computation, otherwise it will be
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	553 // incorrect.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	554 if ((age_t) (age_max - age_min) > 0x8000) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	555 age_dist = age_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	556 age_max = age_min;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	557 age_min = age_dist;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	558 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	559
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	560 // save maximum age found for the case of a bad block that is going to
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	561 // be reclaimed later on by blocks_reclaim()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	562 fs.age_max = age_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	563
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	564 tw(tr(TR_FUNC, TrFsck, "fs.format = 0x%04x\n", fs.format));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	565 tw(tr(TR_FUNC, TrFsck, "fs.inodes, newinodes = %d, %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	566 fs.inodes, fs.newinodes));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	567 ttw(ttr(TTrInit, "fs.inodes, newinodes = %d, %d" NL,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	568 fs.inodes, fs.newinodes));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	569 tw(tr(TR_FUNC, TrFsck, "age min, max = %d, %d\n", age_min, age_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	570
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	571 // If any blocks were in the EMPTY state, now is the time to bring them
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	572 // into the FREE state. Note that we must only do this after
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	573 // fs.age_max has been initialized.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	574 for (b = 0; b < dev.numblocks; b++) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	575 if (is_block(b, BF_IS_EMPTY)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	576 if ((bstat[b].used = block_used(b)) == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	577 block_preformat(b, 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	578 else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	579 block_free(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	580 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	581 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	582
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	583 if (fs.inodes >= 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	584 // The 'old' inode block is still valid thus we keep it.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	585 if (fs.newinodes >= 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	586 // The copying of inodes to the new block was not finished thus
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	587 // we free the block
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	588 block_free(fs.newinodes);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	589 inodes_set(fs.inodes);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	590 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	591 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	592 // Copying must have been finished
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	593 if (fs.newinodes >= 0 && b_inode_lost >= 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	594 // The inode reclaim did finish but currently there is no valid
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	595 // inode block thus the operation must be finished by committing
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	596 // the new block as the valid inode block.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	597 fs.inodes = b_inode_lost;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	598 block_commit();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	599 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	600 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	601 // No old or new Inode block!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	602 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_NOFORMAT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	603 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_NOFORMAT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	604 return EFFS_NOFORMAT;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	605 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	606 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	607
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	608 if ((fs.format >> 8) != (FFS_FORMAT_VERSION >> 8)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	609 tw(tr(TR_END, TrFsck, "} %d\n", EFFS_BADFORMAT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	610 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_BADFORMAT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	611 return EFFS_BADFORMAT;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	612 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	613
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	614 // FIXME: Insert age sanity check; age distance must not be too big (> 2
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	615 // * FFS_AGE_DISTANCE)?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	616
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	617 tw(tr(TR_END, TrFsck, "} %d\n", b_to_clean));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	618 ttw(ttr(TTrInitLow, "} %d" NL, b_to_clean));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	619
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	620 return b_to_clean;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	621 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	622
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	623 // Set fs.inodes and fs.inodes_addr
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	624 void inodes_set(iref_t i)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	625 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	626 fs.inodes = i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	627 fs.inodes_addr = (struct inode_s *)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	628 (offset2addr(dev.binfo[fs.inodes].offset)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	629 + dev.atomsize - sizeof(struct inode_s));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	630 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	631
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	632
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	633 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	634 * inodes_fsck()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	635 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	636
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	637 // Now for each inode in the inodes block, update the bstat array
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	638 // information: free, used, objects. Also, locate the root inode. We could
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	639 // optimize this a little, because bstat[binodes].used gives an inidication
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	640 // of how many inodes are actually present in the system.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	641 iref_t inodes_fsck(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	642 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	643 iref_t i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	644 struct inode_s *ip;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	645 char *addr;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	646 bref_t block;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	647
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	648 ttw(str(TTrInitLow, "inodes_fsck {" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	649 tw(tr(TR_BEGIN, TrFsck, "inodes_fsck() {\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	650 tw(tr(TR_FUNC, TrFsck, "inodes in block %d:\n", fs.inodes));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	651
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	652 // the fields of the bstat entry for the inodes have the meaning:
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	653 // used = total number of used inodes (valid, erased, invalid)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	654 // lost = total number of lost inodes (erased, invalid)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	655 // objects = index of first free inode (used by inode_alloc())
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	656
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	657 fs.root = 0; // default to root inode not found
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	658 fs.ijournal = 0; // default to journal file inode not found
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	659 bstat[fs.inodes].objects = 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	660 bstat[fs.inodes].used = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	661 bstat[fs.inodes].lost = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	662 fs.sequence = 0; // just for debug (fun)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	663
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	664 // we must set some default value for this, so we set it to max possible!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	665 fs.inodes_max = dev.blocksize / sizeof(struct inode_s);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	666
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	667 ip = inode_addr(1);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	668 tw(tr(TR_FUNC, TrFsck, " i addr cld sib seq upd flag size name\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	669 for (i = 1; i < fs.inodes_max; i++, ip++)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	670 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	671 // just for debug (fun)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	672 if (ip->sequence > fs.sequence)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	673 fs.sequence = ip->sequence;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	674
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	675 // compute block index and total data space occupied
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	676 block = offset2block(location2offset(ip->location));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	677
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	678 // Only scan used inodes. blocks_fsck() accounted all used space as
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	679 // also being lost space, so now we subtract from the lost space,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	680 // the space used by valid objects
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	681 if (ip->location != FLASH_NULL32)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	682 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	683 bstat[fs.inodes].used++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	684
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.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",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	686 i,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	687 location2offset(ip->location),
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	688 ip->child, ip->sibling,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	689 ip->sequence, ip->updates,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	690 is_object(ip, OT_DIR) ? "d" : "",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	691 is_object(ip, OT_LINK) ? "l" : "",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	692 is_object(ip, OT_FILE) ? "f" : "",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	693 is_object(ip, OT_SEGMENT) ? "s" : "",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	694 is_object(ip, OT_ERASED) ? " " : "",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	695 IS_BIT_SET(ip->flags, OF_READONLY) && !is_object(ip, OT_ERASED) ?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	696 "r" : " ",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	697 ip->size,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	698 // Erased chunks do not have any name so we can not trace erased objects!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	699 (ip->size && !is_object(ip, OT_SEGMENT) && !is_object(ip, OT_ERASED) ?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	700 addr2name(offset2addr(location2offset(ip->location))) : "")
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	701 ));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	702
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	703 if (is_object_valid(ip)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	704 // This inode is valid, so we account the data space as used
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	705 // and the inode as used too.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	706 bstat[block].lost -= ip->size;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	707 bstat[block].objects++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	708 // test if this is the root inode. store index if it is.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	709 if (!is_object(ip, OT_SEGMENT)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	710 addr = addr2name(offset2addr(location2offset(ip->location)));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	711 if (*addr == '/')
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	712 fs.root = i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	713 else if (*addr == '.' &&
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	714 ffs_strcmp(addr, FFS_JOURNAL_NAME) == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	715 fs.ijournal = i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	716 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	717 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	718 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	719 else if (is_object(ip, OT_ERASED)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	720 // this inode's data is deleted, so we account the data
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	721 // space as used and lost and the inode as lost too.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	722 bstat[fs.inodes].lost++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	723 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	724 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	725 // This is an invalid object, so we account the data space
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	726 // as used and lost and the inode as lost too. NOTEME: error
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	727 // what should we do? Perhaps we should record semi-lost
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	728 // inodes? Can we safely account for it here if this is an
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	729 // object to be recovered because another inode.copied is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	730 // referring to this? Will used/lost etc. be updated
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	731 // correctly then?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	732 bstat[fs.inodes].lost++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	733 tw(tr(TR_NULL, TrFsck, "(invalid = %d)\n", ip->flags & OT_MASK));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	734 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	735 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	736 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	737 ttw(ttr(TTrInit, "fs.root=%d, journal=%d" NL, fs.root, fs.ijournal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	738 tw(tr(TR_END, TrFsck, "} used: %d, lost: %d, root: %d, journal: %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	739 bstat[fs.inodes].used, bstat[fs.inodes].lost, fs.root, fs.ijournal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	740
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	741 fs.sequence++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	742
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	743 tw(tr_bstat());
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	744
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	745 if (fs.root == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	746 ttw(ttr(TTrInitLow, "} %d" NL, EFFS_NOFORMAT));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	747 return EFFS_NOFORMAT;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	748 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	749
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	750 ttw(str(TTrInitLow, "} 0" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	751
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	752 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	753 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	754
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	755
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	756 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	757 * Preformat and format
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	758 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	759
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	760 // Prepare all blocks for fs_format(). Because ffs_is_formattable() has
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	761 // already been called prior to this function, we know that no sector erase
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	762 // is in progress! The blocks are prepared by putting them into the 'Free'
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	763 // state.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	764 effs_t fs_preformat(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	765 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	766 bref_t b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	767
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	768 ttw(str(TTrFormat, "preformat {" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	769 tw(tr(TR_BEGIN, TrFormat, "fs_preformat() {\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	770
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	771 // Mark ffs as being non-formatted from now on.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	772 fs.root = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	773
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	774 // We must initialize bstat[fs.inodes].used and inodes_high, such that
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	775 // inodes_reclaim() isn't triggered in reclaim() on the following
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	776 // fs_format().
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	777 inodes_set(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	778 bstat[fs.inodes].used = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	779 bstat[fs.inodes].lost = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	780 bstat[fs.inodes].objects = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	781
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	782 // While format is in progress, we make FFS inaccessible to other
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	783 // functions...
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	784 fs.initerror = EFFS_NOFORMAT;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	785
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	786 if (dev.manufact == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	787 b = EFFS_NODEVICE;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	788 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	789 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	790 for (b = 0; b < dev.numblocks; b++) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	791 if (is_block(b, BF_IS_EMPTY)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	792 if ((bstat[b].used = block_used(b)) == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	793 block_preformat(b, 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	794 else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	795 block_free(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	796 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	797 else if (!is_block(b, BF_IS_FREE)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	798 block_free(b);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	799 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	800 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	801 b = EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	802 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	803
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	804 tw(tr(TR_END, TrFormat, "} %d\n", b));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	805 ttw(ttr(TTrFormat, "} %d" NL, b));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	806
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	807 return b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	808 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	809
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	810 // Preformat a single block thus taking it from the 'Empty' state into
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	811 // 'Free' state.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	812 void block_preformat(bref_t b, age_t age)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	813 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	814 int set_age_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	815 struct block_header_s *bhp =
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	816 (struct block_header_s *) offset2addr(dev.binfo[b].offset);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	817
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	818 tw(tr(TR_BEGIN, TrFormat, "fs_block_preformat(%d, %d)\n", b, age));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	819
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	820 if (age == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	821 age = fs.age_max;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	822 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	823 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	824 // We schedule an update of fs.age_max. Due to proper handling of
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	825 // age wrap-around, we can not actually set it now.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	826 set_age_max = (age == fs.age_max);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	827 age++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	828 if (age == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	829 age++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	830 if (set_age_max) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	831 fs.age_max = age;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	832 tw(tr(TR_FUNC, TrFormat, "new fs.age_max = %d\n", fs.age_max));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	833 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	834 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	835
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	836 ffsdrv.write_halfword(&bhp->age, age);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	837 ffsdrv.write_halfword(&bhp->version, FFS_FORMAT_VERSION);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	838 ffsdrv.write_halfword(&bhp->magic_low, BLOCK_MAGIC_LOW);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	839 ffsdrv.write_halfword(&bhp->magic_high, BLOCK_MAGIC_HIGH);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	840
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	841 bstat[b].flags = BF_IS_EMPTY;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	842 bstat[b].used = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	843 bstat[b].lost = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	844 bstat[b].objects = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	845
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	846 block_flags_write(b, BF_FREE);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	847
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	848 tw(tr(TR_END, TrFormat, ""));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	849 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	850
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	851 // After preformat() has erased two blocks, this function can be called to
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	852 // initialize ffs by writing fs data and metadata. Note that ffs_begin() is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	853 // not called before this function in ffs.c. Otherwise we would never
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	854 // enter this function because fs.root is zero. NOTEME: this is also a bug
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	855 // as this means we risk that this operation is started while an erase (or a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	856 // write) is in progress! How the flash device reacts to this is currently
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	857 // unknown.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	858 effs_t fs_format(const char *name)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	859 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	860 bref_t i, b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	861
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	862 ttw(str(TTrFormat, "format {" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	863 tw(tr(TR_BEGIN, TrFormat, "fs_format('%s') {\n", name));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	864
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	865 // Initialize file system parameters. It should be safe to change these
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	866 // now, as the format cannot fail at this point onwards.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	867 fs_params_init(name);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	868
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	869 // Make the first block be the inodes block
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	870 if ((fs.inodes = block_alloc(1, BF_COPYING)) < 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	871 return EFFS_AGAIN;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	872 block_flags_write(fs.inodes, BF_INODES);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	873 inodes_set(fs.inodes);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	874
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	875 // Make all block as data blocks except from the free_min and inode block
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	876 for (i = 0; i < dev.numblocks - fs.blocks_free_min - 1; i++)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	877 if ((b = block_alloc(0, BF_DATA)) < 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	878 return EFFS_AGAIN;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	879
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	880 // Restart object sequencing (debug feature only)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	881 fs.sequence = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	882
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	883 // Create root directory
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	884 journal_begin(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	885 if ((fs.root = object_create(name, 0, 0, 0)) < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	886 tw(tr(TR_END, TrFormat, "} %d\n", fs.root));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	887 return fs.root;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	888 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	889 journal_commit(OT_DIR);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	890
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	891 if ((fs.ijournal = journal_create(0)) < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	892 tw(tr(TR_END, TrFormat, "} %d\n", fs.ijournal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	893 return fs.ijournal;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	894 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	895
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	896 fs.initerror = ffs_initialize();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	897
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	898 ttw(ttr(TTrFormat, "} %d" NL, fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	899 tw(tr(TR_END, TrFormat, "} %d\n", fs.initerror));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	900
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	901 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	902 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	903
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	904 // Check if we are ready to preformat (flag = 0) or format (flag = 1)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	905 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	906 // For a format, we must first ensure no blocks are valid e.g. a preformat
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	907 // has already been run. Next, we must ensure we have preformatted all
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	908 // blocks e.g. all blocks are in the 'Free' state. This is actually the same
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	909 // thing but it sure helps the user because it yields a more precise error
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	910 // code when the format fails. In future we might be able to start a format
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	911 // when only two blocks have been preformatted, but this is harder because
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	912 // we have to make sure not to read from the physical sector that we are
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	913 // erasing, and this is exactly what ffs_ffs_initialize() currently does
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	914 // (when it is called at the end of format()).
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	915 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	916 // For a preformat, we must ensure an erase is not in progress (because we
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	917 // don't know how the device will react to a new erase when an erase is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	918 // currently suspended).
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	919 effs_t is_formattable(int8 flag)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	920 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	921 bref_t i, free, valid;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	922 effs_t error = EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	923
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	924 tw(tr(TR_FUNC, TrFormat, "is_formattable() "));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	925
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	926 // Count the number of valid and free blocks. These numbers will later
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	927 // be checked to see if we are really ready for a (pre)format(). Note
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	928 // that we only read block flags from the bstat[] array. We must not
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	929 // read directly from the flash sectors because an erase might be in
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	930 // progress!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	931 for (i = 0, free = 0, valid = 0; i < dev.numblocks; i++) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	932 if (is_block(i, BF_IS_DATA) \|\| is_block(i, BF_IS_INODES))
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	933 valid++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	934 if (is_block(i, BF_IS_FREE))
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	935 free++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	936 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	937 if (flag == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	938 // In the case of a preformat, ensure an erase is not in
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	939 // progress (because we don't know how the device will react to a new
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	940 // erase when an erase is currently suspended).
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	941 if (dev.state == DEV_ERASE \|\| dev.state == DEV_ERASE_SUSPEND) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	942 tw(tr(TR_NULL, TrFormat, "(%d)\n", EFFS_AGAIN));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	943 return EFFS_AGAIN;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	944 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	945 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	946 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	947 if (valid > 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	948 // Ensure we have preformatted prior to a format.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	949 error = EFFS_NOPREFORMAT;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	950 else if (free < dev.numblocks)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	951 // Ensure all blocks are free before a format(). If not, a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	952 // preformat() is currently in progress.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	953 error = EFFS_AGAIN;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	954 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	955
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	956 tw(tr(TR_NULL, TrFormat, "(%d)\n", error));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	957 return error;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	958 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	959
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	960
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	961 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	962 * Journalling
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	963 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	964
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	965 // The following matrix illustrates how the members of an inode change for
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	966 // the various (journalled) operations:
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	967 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	968 // \| flags \| size \| loc \| child \| siblg \| dir \| oldi \| updates
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	969 // ---------+-------+------+-----+-------+-------+-----+------+--------
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	970 // create \| new \| new \| new \| - \| - \| ins \| n/a \| 0
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	971 // fupdate \| o \| new \| new \| o \| - \| ins \| del \| old+1
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	972 // relocate \| o \| o \| new \| o \| - \| ins \| del \| old+1
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	973 // fctrl \| new \| o \| o \| o \| - \| ins \| del \| old+1
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	974 // remove \| n/a \| n/a \| n/a \| n/a \| n/a \| n/a \| del \| n/a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	975 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	976 // - = leave empty (0xFFFF)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	977 // ins = insert/append into directory
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	978 // o = old value
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	979 //
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	980 // We don't have to store child member in the journal entry because either
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	981 // it is EMPTY (fs.journal.oldi = 0) or it is retrieved from oldip->child.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	982
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	983 // NOTEME: With journalling implemented, object_relocate might be able just
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	984 // to make a simple data copy!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	985
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	986 // block_clean() is safe (without journalling), now that only ip->size is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	987 // set to zero.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	988
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	989 // Begin a new journal. Either a fresh object create (oldi == 0) or an
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	990 // update of an existing object (oldi == iref of old object)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	991 void journal_begin(iref_t oldi)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	992 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	993 tw(tr(TR_FUNC, TrJournal, "journal_begin(%d)\n", oldi));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	994
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	995 fs.journal.i = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	996 fs.journal.state = JOURNAL_IS_EMPTY;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	997 fs.journal.repli = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	998 fs.link_child = 1; //Default link child in journal_commit()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	999
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1000 if (oldi == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1001 fs.journal.flags = 0xFF;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1002 fs.journal.diri = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1003 fs.journal.oldi = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1004 fs.journal.location = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1005 fs.journal.size = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1006 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1007 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1008 struct inode_s *oldip = inode_addr(oldi);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1009 fs.journal.flags = oldip->flags;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1010 fs.journal.diri = oldi;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1011 fs.journal.oldi = oldi;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1012 fs.journal.location = oldip->location;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1013 fs.journal.size = oldip->size;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1014 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1015 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1016
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1017 // NOTEME: We have compressed the macro code because it will NOT compile on
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1018 // Unix otherwise. So until we find out why, we use this as a work-around.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1019 #if (FFS_TEST == 1)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1020 #define JOURNAL_TEST(testcase, text) if (fs.testflags == testcase) { tw(tr(TR_END, TrJournal, "} (" text ")\n")); return; }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1021 #else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1022 #define JOURNAL_TEST(testcase, text)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1023 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1024
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1025 // NOTEME: Should we empty journal file when we are anyway relocating it in
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1026 // data_reclaim()?
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1027 void journal_end(uint8 type)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1028 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1029 struct inode_s *ip = inode_addr(fs.ijournal);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1030 struct journal_s addr = (struct journal_s )
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1031 offset2addr(location2offset(ip->location) + fs.journal_pos);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1032
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1033 tw(tr(TR_BEGIN, TrJournal, "journal_end(0x%x) {\n", type));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1034 tw(tr(TR_FUNC, TrJournal, "journal_pos = 0x%04x (%d)\n", fs.journal_pos,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1035 (fs.journal_pos - JOURNAL_POS_INITIAL) / sizeof(struct journal_s)));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1036
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1037 // If this is a create, set the object type
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1038 if (type != 0 && fs.journal.oldi == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1039 fs.journal.flags = (fs.journal.flags & OF_MASK) \| type;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1040
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1041 // If there is no journal file, we can do without it, although we
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1042 // certainly don't like it!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1043 if (fs.ijournal == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1044 journal_commit(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1045 tw(tr(TR_END, TrJournal, "} No jounal file\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1046 return;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1047 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1048
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1049 JOURNAL_TEST(JOURNAL_TEST_EMPTY, "Oops in JOURNAL_IS_EMPTY");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1050
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1051 // Write RAM journal to journal file.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1052 if (fs.journal.state == (uint8) JOURNAL_IS_EMPTY) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1053 fs.journal.state = JOURNAL_IS_WRITING;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1054 ffsdrv.write(addr, &fs.journal, sizeof(fs.journal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1055 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1056
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1057 JOURNAL_TEST(JOURNAL_TEST_WRITING, "Oops in JOURNAL_IS_WRITING");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1058
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1059 // Advance journal file's state
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1060 if (fs.journal.state == (uint8) JOURNAL_IS_WRITING) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1061 fs.journal.state = JOURNAL_IS_READY;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1062 ffsdrv_write_byte(&addr->state, fs.journal.state);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1063 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1064
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1065 JOURNAL_TEST(JOURNAL_TEST_READY, "Oops in JOURNAL_IS_READY");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1066
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1067 journal_commit(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1068
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1069 JOURNAL_TEST(JOURNAL_TEST_COMMITTING, "Oops in JOURNAL_TEST_COMMITTING");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1070 JOURNAL_TEST(JOURNAL_TEST_COMMITTED, "Oops in JOURNAL_COMMITTED");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1071
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1072 // Advance journal file's state
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1073 ffsdrv_write_byte(&addr->state, JOURNAL_IS_DONE);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1074
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1075 JOURNAL_TEST(JOURNAL_TEST_DONE, "Oops in JOURNAL_IS_DONE");
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1076
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1077 // Advance journal
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1078 fs.journal_pos += sizeof(struct journal_s);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1079
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1080 // Unless we are currently relocating the journal file itself, check if
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1081 // journal file is near full and relocate it if it is.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1082 if (fs.journal_pos >= fs.journal_size - FFS_JOURNAL_MARGIN *
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1083 sizeof(struct journal_s) && fs.journal.oldi != fs.ijournal) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1084 tw(tr(TR_FUNC, TrJournal, "Journal file (near) full!\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1085 journal_create(fs.ijournal);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1086 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1087
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1088 // Check if we have just committed the journal file itself
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1089 if (fs.journal.oldi == fs.ijournal) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1090 fs.journal_pos = JOURNAL_POS_INITIAL;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1091 fs.ijournal = fs.journal.i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1092 tw(tr(TR_FUNC, TrJournal, "Journal file re-created, fs.ijournal = %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1093 fs.ijournal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1094 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1095 tw(tr(TR_END, TrJournal, "}\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1096 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1097
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1098 // Write contents of fs.journal to FFS meta data (inodes). Note that we do
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1099 // NOT traverse ip->copied as we used to do in the old
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1100 // object_update_commit(). Also, we do not check if object has been
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1101 // erased after traversing ip->copied. All this code has been removed
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1102 // because we will very soon have full callback functionality and thus the
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1103 // code is redundant.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1104 void journal_commit(uint8 type)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1105 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1106 struct inode_s *ip = inode_addr(fs.journal.i);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1107 struct inode_s *oldip = inode_addr(fs.journal.oldi);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1108 struct inode_s *dp;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1109 bref_t b;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1110
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1111 tw(tr(TR_BEGIN, TrJournal, "journal_commit(%d) {\n", type));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1112 tw(tr(TR_FUNC, TrJournal, "i = %d\n", fs.journal.i));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1113 ttw(ttr(TTrObj, "jc(){" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1114
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1115 if (fs.journal.i)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1116 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1117 // If this is a create, set the object type
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1118 if (type != 0 && fs.journal.oldi == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1119 fs.journal.flags = (fs.journal.flags & OF_MASK) \| type;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1120
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1121 tw(tr(TR_FUNC, TrJournal, "loc = 0x%04x, size = %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1122 fs.journal.location, fs.journal.size));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1123 ffsdrv.write((uint32 ) &ip->location, (uint32 ) &fs.journal.location, sizeof(location_t));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1124 ffsdrv.write_halfword((uint16 *) &ip->size, fs.journal.size);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1125
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1126 if (fs.journal.oldi != 0 && fs.link_child != 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1127 // If this is an update, we copy the child member from old
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1128 // inode. We must do this before we validate the new object,
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1129 // otherwise an intermediate readdir() will detect an empty
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1130 // directory!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1131 ffsdrv.write_halfword((uint16*) &ip->child, oldip->child);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1132
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1133 tw(tr(TR_FUNC, TrJournal, "seq = %d\n", fs.sequence));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1134 // We must check if sequence is already written because if this
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1135 // commit was inititiated by journal_init(), we don't know exactly
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1136 // what was written
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1137 if (ip->sequence == FLASH_NULL16)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1138 ffsdrv.write_halfword(&ip->sequence, fs.sequence++);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1139 if (fs.journal.oldi == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1140 ffsdrv.write_halfword(&ip->updates, 0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1141 else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1142 ffsdrv.write_halfword(&ip->updates, oldip->updates + 1);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1143
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1144 JOURNAL_TEST(JOURNAL_TEST_COMMITTING, "Oops in JOURNAL_TEST_COMMITTING")
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1145
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1146 // Insert object into directory structure. We must do this before
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1147 // deleting old object, otherwise an intermediate readdir() will
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1148 // fail with EFFS_NOTFOUND. Note that when the root directory is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1149 // created, fs.journal.diri is zero --- thus the test!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1150 if (fs.journal.diri != 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1151 tw(tr(TR_FUNC, TrJournal, "diri = %d ", fs.journal.diri));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1152 if (fs.journal.diri < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1153 tw(tr(TR_NULL, TrJournal, "child\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1154 dp = inode_addr(-fs.journal.diri);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1155 ffsdrv.write_halfword((uint16 *) &dp->child, fs.journal.i);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1156 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1157 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1158 tw(tr(TR_NULL, TrJournal, "sibling\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1159 dp = inode_addr(fs.journal.diri);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1160 ffsdrv.write_halfword((uint16 *) &dp->sibling, fs.journal.i);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1161 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1162 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1163
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1164 // The new object is validated before the old object is deleted.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1165 // This is in order to avoid an interrupting stat or read operation
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1166 // to fail with EFFS_NOTFOUND
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1167 tw(tr(TR_FUNC, TrJournal, "flags = 0x%02x\n", fs.journal.flags));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1168 ffsdrv_write_byte(&ip->flags, fs.journal.flags);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1169
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1170 // Update bstat[] appropriately
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1171 b = offset2block(location2offset(ip->location));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1172 bstat[b].objects++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1173 tw(tr(TR_FUNC, TrJournal, "bstat[%d].objects = %d\n", b, bstat[b].objects));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1174 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1175
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1176 tw(tr(TR_FUNC, TrJournal, "oldi = %d\n", fs.journal.oldi));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1177 if (fs.journal.oldi != 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1178 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1179 // If this is an update or an erase, we erase the old object
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1180 ffsdrv_write_byte(&oldip->flags, OT_ERASED);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1181
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1182 // Update bstat according to deletion of the old object.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1183 b = offset2block(location2offset(oldip->location));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1184 bstat[b].objects--;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1185 tw(tr(TR_FUNC, TrJournal, "bstat[%d].objects = %d\n", b, bstat[b].objects));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1186
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1187 // If we moved the data (all cases, except fcontrol), update lost
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1188 if (fs.journal.location != oldip->location)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1189 bstat[b].lost += oldip->size;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1190
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1191 bstat[fs.inodes].lost++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1192
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1193 // If we renamed a file to an existing filename, remove the replaced file.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1194 if (fs.journal.repli > 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1195 object_remove(fs.journal.repli); // Ignore error!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1196 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1197
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1198 tw(tr(TR_END, TrJournal, "}\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1199 ttw(ttr(TTrObj, "}" NL));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1200 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1201
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1202 // Save the current journal into "old" journal. We need this because an
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1203 // object_create() can call data_reclaim() which can call object_relocate()
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1204 // which uses the journal system.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1205 int journal_push(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1206 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1207 memcpy(&fs.ojournal, &fs.journal, sizeof(struct journal_s));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1208 fs.journal_depth++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1209 if (fs.journal_depth > 1) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1210 tw(tr(TR_FUNC, TrAll, "FATAL: journal_push() to depth %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1211 fs.journal_depth));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1212 return -1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1213 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1214
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1215 tw(tr(TR_FUNC, TrJournal, "journal_push() to depth %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1216 fs.journal_depth));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1217
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1218 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1219 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1220
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1221 // Recall "old" journal into current journal
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1222 int journal_pop(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1223 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1224 tw(tr(TR_FUNC, TrJournal, "journal_pop() from depth %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1225 fs.journal_depth));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1226
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1227 fs.journal_depth--;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1228 if (fs.journal_depth < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1229 tw(tr(TR_FUNC, TrAll, "FATAL: journal_pop() to depth %d\n",
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1230 fs.journal_depth));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1231 return -1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1232 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1233 memcpy(&fs.journal, &fs.ojournal, sizeof(struct journal_s));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1234
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1235 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1236 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1237
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1238 // Initialize the journalling system. Create journal file if it not already
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1239 // exist. Commit/write pending journal if such exists --- return 1 in that
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1240 // case. Otherwise, if journal file is clean (no journals pending) and all
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1241 // is fine, return EFFS_OK.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1242 effs_t journal_init(iref_t i)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1243 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1244 int j;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1245 struct inode_s *ip = inode_addr(i);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1246 struct journal_s *addr;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1247
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1248 if (i == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1249 // Journal file does not exist, so create it
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1250 if ((i = journal_create(0)) <= 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1251 fs.ijournal = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1252 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1253 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1254 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1255
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1256 fs.journal_depth = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1257 fs.journal_pos = JOURNAL_POS_INITIAL;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1258
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1259 addr = (struct journal_s *)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1260 offset2addr(location2offset(ip->location) + fs.journal_pos);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1261
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1262 tw(tr(TR_BEGIN, TrJournal, "journal_init(%d) {\n", i));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1263
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1264 fs.ijournal = i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1265
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1266 // Search for first non-completed journal entry.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1267 for (j = 0; /* FIXME: limit to end of journal */; j++, addr++) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1268 if (addr->state != (uint8) JOURNAL_IS_DONE)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1269 break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1270 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1271 tw(tr(TR_FUNC, TrJournal, "entry %d is in state 0x%x\n", j, addr->state));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1272
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1273 fs.journal_pos += j * sizeof(fs.journal);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1274 i = EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1275
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1276 if (addr->state == (uint8) JOURNAL_IS_EMPTY) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1277 tw(tr(TR_FUNC, TrJournal, "Last journal is in EMPTY state\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1278 // Journal file is proper, so just record position
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1279 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1280 else if (addr->state == (uint8) JOURNAL_IS_READY) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1281 // Copy the entry into fs.journal.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1282 tw(tr(TR_FUNC, TrJournal, "Last journal is in READY state\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1283 memcpy(&fs.journal, addr, sizeof(fs.journal));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1284 journal_end(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1285 i = 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1286 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1287 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1288 // Journal entry wasn't finished, so just ignore it after updating
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1289 // its state to JOURNAL_IS_DONE.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1290 tw(tr(TR_FUNC, TrJournal, "Last journal is between EMPTY and READY\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1291 ffsdrv_write_byte(&addr->state, JOURNAL_IS_DONE);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1292 fs.journal_pos += sizeof(fs.journal);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1293 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1294
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1295 if (ip->size != fs.journal_size + atomalign(sizeof(FFS_JOURNAL_NAME) + 1)) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1296 tw(tr(TR_FUNC, TrJournal, "Wrong journal size, create new\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1297 // Journal size do not match default size, so create new. This
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1298 // should only happen if we use an old FFS image with a newer FFS
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1299 // version.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1300 if ((i = journal_create(fs.ijournal)) <= 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1301 fs.ijournal = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1302 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1303 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1304 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1305
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1306 tw(tr(TR_FUNC, TrJournal, "journal_pos = 0x%04x\n", fs.journal_pos));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1307 tw(tr(TR_END, TrJournal, "} %d\n", i));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1308
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1309 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1310 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1311
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1312 // Create the journal file from scratch or relocate an existing one. It is
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1313 // marked read-only just for clarity --- it cannot be deleted anyway!
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1314 // fs_format() calls this function. Note that no data are written in
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1315 // object_create() because the journal file is handled specially in that
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1316 // function.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1317 iref_t journal_create(iref_t oldi)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1318 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1319 iref_t i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1320
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1321 tw(tr(TR_BEGIN, TrJournal, "journal_create(%d) {\n", oldi));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1322 tw(tr(TR_FUNC, TrJournal, "journal file size = %d\n", fs.journal_size));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1323
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1324 if (fs.journal_size == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1325 tw(tr(TR_FUNC, TrJournal, "Journal file creation aborted because fs.journal_size = 0 (No journal file wanted)\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1326 tw(tr(TR_END, TrJournal, "} %d\n", 0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1327 return 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1328 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1329
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1330 // If we are working on a write-once file system, we do not need a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1331 // journal.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1332 if (fs.blocks_free_min == 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1333 tw(tr(TR_FUNC, TrJournal, "Journal file creation aborted because fs.blocks_free_min = 0 (write-once system)\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1334 tw(tr(TR_END, TrJournal, "} %d\n", 0));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1335 return 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1336 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1337
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1338 journal_begin(oldi);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1339
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1340 i = object_create(FFS_JOURNAL_NAME, 0, fs.journal_size, -fs.root);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1341 if (i < 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1342 tw(tr(TR_END, TrJournal, "} %d\n", i));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1343 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1344 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1345 fs.journal.flags = BIT_SET(fs.journal.flags, OF_READONLY);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1346
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1347 // commit the creation or relocation
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1348 if (oldi != 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1349 journal_end(0);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1350 else {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1351 journal_commit(OT_FILE);
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1352 fs.journal_pos = JOURNAL_POS_INITIAL;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1353 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1354
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1355 tw(tr(TR_END, TrJournal, "} %d\n", i));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1356
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1357 return i;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1358 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1359
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1360 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1361 * FFS Begin and End
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1362 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1363
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1364 // The following two functions should surround the code of every API
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1365 // function in ffs.c (except preformat and format). The functions
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1366 // ensures that the operation about to be executed can be made without
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1367 // race-conditions or other problems.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1368 #if (TARGET == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1369 int debug_suspend = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1370 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1371
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1372
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1373 // Check if ffs has been initialized. Suspend an erase operation.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1374 effs_t ffs_begin(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1375 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1376 #if (TARGET == 0)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1377 if (debug_suspend > 0) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1378 tw(tr(TR_FUNC, TrAll, "FATAL: Previous erase_suspend was not resumed\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1379 return EFFS_CORRUPTED;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1380 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1381 // tw(tr(TR_FUNC, TrHelper, "Set debug_suspend\n"));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1382 debug_suspend = 1;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1383 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1384
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1385 if (fs.initerror != EFFS_OK)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1386 return fs.initerror;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1387
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1388 // Suspend an erase in progress (only applicable if we are using a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1389 // multi-bank device driver)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1390 if (dev.state == DEV_ERASE) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1391 ffsdrv.erase_suspend();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1392 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1393 else if (dev.state == DEV_WRITE) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1394 ffsdrv.write_end();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1395 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1396
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1397 return EFFS_OK;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1398 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1399
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1400 // Resume an erase operation that was in progress.
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1401 int ffs_end(int error)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1402 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1403 #if (TARGET == 1)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1404 // Resume an erase in progress (only applicable if we are using a
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1405 // multi-bank device driver)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1406 if (dev.state == DEV_ERASE_SUSPEND) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1407 ffsdrv.erase_resume();
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1408 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1409 #else
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1410 debug_suspend = 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1411 #endif
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1412
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1413 return error;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1414 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1415
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1416 /******************************************************************************
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1417 * FFS Statistics functions
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1418 ******************************************************************************/
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1419
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1420 // Not implemented:
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1421 int statistics_file_create(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1422 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1423 return 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1424 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1425
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1426 // Not implemented:
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1427 // Rewrite the statistics file if it exists. Otherwise return error
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1428 // code. The function is called after each data and inodes reclaim (after
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1429 // writing the file that provoked the reclaim).
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1430 int statistics_write(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1431 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1432 return 0;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1433 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1434
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1435 // Read the statistics file if it exists. Otherwise reset all statistics to
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1436 // zero and set the magic. This function is called from ffs_init().
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1437 void statistics_init(void)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1438 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1439 memset(&stats, 0, sizeof(struct ffs_stats_s));
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1440 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1441
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1442 void statistics_update_drec(int valid, int lost, int candidate)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1443 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1444 unsigned int old;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1445
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1446 switch (candidate) {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1447 case MOST_LOST: stats.drec.most_lost++; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1448 case MOST_UNUSED: stats.drec.most_unused++; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1449 case YOUNGEST: stats.drec.youngest++; break;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1450 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1451
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1452 // Increment Most Significant Word if overflow is detected
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1453 old = stats.drec.valid[0];
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1454 stats.drec.valid[0] += valid;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1455 if (old > stats.drec.valid[0])
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1456 stats.drec.valid[1]++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1457
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1458 old = stats.drec.lost[0];
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1459 stats.drec.lost[0] += lost;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1460 if (old > stats.drec.lost[0])
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1461 stats.drec.lost[1]++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1462 }
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1463
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1464 void statistics_update_irec(int valid, int lost)
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1465 {
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1466 stats.irec.num++;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1467 stats.irec.valid += valid;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1468 stats.irec.lost += lost;
75a11d740a02 initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7 Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1469 }

FreeCalypso > hg > freecalypso-citrine

annotate services/ffs/fsck.c @ 9:b80f0c5016ee