FreeCalypso > hg > freecalypso-citrine
diff services/ffs/cfgffs.c @ 0:75a11d740a02
initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 09 Jun 2016 00:02:41 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/services/ffs/cfgffs.c Thu Jun 09 00:02:41 2016 +0000 @@ -0,0 +1,103 @@ +/****************************************************************************** + * 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 + +struct dev_s dev = { + .base = _RAMFFS_area, + .manufact = MANUFACT_RAM, + .blocksize = RAMFFS_BLKSIZE_BYTES, + .blocksize_ld = RAMFFS_BLKSIZE_LOG2, + .driver = FFS_DRIVER_RAM, + .numblocks = RAMFFS_NBLOCKS, +}; + +#elif CONFIG_MOKOFFS + +struct dev_s dev = { + .base = (char *) 0x380000, + .manufact = MANUFACT_SAMSUNG, + .device = 0x22A0, + .blocksize = 0x10000, + .blocksize_ld = 16, + .driver = FFS_DRIVER_AMD, + .numblocks = 7, +}; + +#elif CONFIG_AFTERMARKET_FFS + +/* see ../../cfgmagic/feature.aftermarket-ffs */ + +#if CONFIG_TARGET_COMPAL + +struct dev_s dev = { + .base = (char *) (CONFIG_AFTERMARKET_FFS_START * 0x10000), + .manufact = MANUFACT_INTEL, + .blocksize = 0x10000, + .blocksize_ld = 16, + .driver = FFS_DRIVER_INTEL_SB, + .numblocks = CONFIG_AFTERMARKET_FFS_NBLOCKS, +}; + +#elif CONFIG_TARGET_PIRELLI || CONFIG_TARGET_FCFAM + +struct dev_s dev = { + .base = (char *) FLASH2_BASE_ADDR + + CONFIG_AFTERMARKET_FFS_START * 0x40000, + .manufact = MANUFACT_AMD, + .blocksize = 0x40000, + .blocksize_ld = 18, + .driver = FFS_DRIVER_AMD, + .numblocks = CONFIG_AFTERMARKET_FFS_NBLOCKS, +}; + +#else + +#error "Unknown target for CONFIG_AFTERMARKET_FFS" + +#endif + +#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; +}