FreeCalypso > hg > freecalypso-sw
diff gsm-fw/services/ffs/cfgffs.c @ 210:1d87b335fc50
gsm-fw/services/ffs: cfgffs.c integrated
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Thu, 26 Dec 2013 04:37:10 +0000 |
parents | |
children | fee45482aa2a |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gsm-fw/services/ffs/cfgffs.c Thu Dec 26 04:37:10 2013 +0000 @@ -0,0 +1,104 @@ +/****************************************************************************** + * Flash File System (ffs) + * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com + * + * FFS configuration + * + * $Id: cfgffs.c 1.27 Fri, 19 Dec 2003 12:00:13 +0100 tsj $ + * + ******************************************************************************/ + +#include "../../include/config.h" +#include "ffs.h" +#include "drv.h" +#include "ramffs.h" +#include <string.h> + +#if FFS_IN_RAM + +extern struct block_info_s ramffs_block_info[RAMFFS_NBLOCKS]; + +struct dev_s dev = { + .base = _RAMFFS_area, + .binfo = ramffs_block_info, + .blocksize = RAMFFS_BLKSIZE_BYTES, + .blocksize_ld = RAMFFS_BLKSIZE_LOG2, + .driver = FFS_DRIVER_RAM, + .numblocks = RAMFFS_NBLOCKS, +}; + +#elif CONFIG_MOKOFFS + +static struct block_info_s mokoffs_blocks[7] = { + { 0x00000, 16 }, + { 0x10000, 16 }, + { 0x20000, 16 }, + { 0x30000, 16 }, + { 0x40000, 16 }, + { 0x50000, 16 }, + { 0x60000, 16 } +}; + +struct dev_s dev = { + .base = (char *) 0x380000, + .binfo = mokoffs_blocks, + .blocksize = 0x10000, + .blocksize_ld = 16, + .driver = FFS_DRIVER_AMD, + .numblocks = 7, +}; + +#elif CONFIG_PIRHACK_FFS + +/* see ../../cfgmagic/feature.pirhack-ffs */ + +static struct block_info_s pirhack_ffs_blocks[7] = { + { 0x600000, 18 }, + { 0x640000, 18 }, + { 0x680000, 18 }, + { 0x6C0000, 18 }, + { 0x700000, 18 }, + { 0x740000, 18 }, + { 0x780000, 18 } +}; + +struct dev_s dev = { + .base = (char *) FLASH2_BASE_ADDR, + .binfo = pirhack_ffs_blocks, + .blocksize = 0x40000, + .blocksize_ld = 18, + .driver = FFS_DRIVER_AMD, + .numblocks = 7, +}; + +#else + +#error "No valid FFS configuration defined" + +#endif + +/****************************************************************************** + * ffs_is_modify_valid() + ******************************************************************************/ + +// This is function to be implemented by the application programmer. It is +// called by ffs when a read-only object is about to be modified or +// removed. It should return zero if the operation should be +// disallowed. Returning non-zero means go ahead. +effs_t ffs_is_modifiable(const char *name) +{ + // default is to allow any modification of read-only objects. + +/* + * TI's original code (conditioned out below) disallowed changing the + * IMEI of a device. FreeCalypso follows a different philosophy: + * 100% user empowerment, hence no artificial obstacles to hacking. + */ +#if 0 + // example of how to disallow modifying a specific object... + if (strcmp("IMEI", &name[strlen(name) - 4]) == 0) + return 0; +#endif + + return 1; +}