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| author | Michael Schwingen <michael@schwingen.org> | 2007-12-07 23:35:02 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-12-08 08:16:50 +0100 |
| commit | 81b20ccc2d795ae9a1199db5a50ad9c28d1e4d22 (patch) | |
| tree | e868eac227ddea35a626f01c894918c0776eb781 /include | |
| parent | 41be969f4957115ed7b1fe8b890bfaee99d7a7a2 (diff) | |
| download | u-boot-imx-81b20ccc2d795ae9a1199db5a50ad9c28d1e4d22.zip u-boot-imx-81b20ccc2d795ae9a1199db5a50ad9c28d1e4d22.tar.gz u-boot-imx-81b20ccc2d795ae9a1199db5a50ad9c28d1e4d22.tar.bz2 | |
CFI: support JEDEC flash roms in CFI-flash framework
The following patch adds support for non-CFI flash ROMS, by hooking into the
CFI flash code and using most of its code, as recently discussed here in the
thread "Mixing CFI and non-CFI flashs".
Signed-off-by: Michael Schwingen <michael@schwingen.org>
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/flash.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/flash.h b/include/flash.h index b0bf733..6e252cc 100644 --- a/include/flash.h +++ b/include/flash.h @@ -52,6 +52,9 @@ typedef struct { ushort ext_addr; /* extended query table address */ ushort cfi_version; /* cfi version */ ushort cfi_offset; /* offset for cfi query */ + ulong addr_unlock1; /* unlock address 1 for AMD flash roms */ + ulong addr_unlock2; /* unlock address 2 for AMD flash roms */ + const char *name; /* human-readable name */ #endif } flash_info_t; @@ -101,6 +104,13 @@ extern void flash_read_user_serial(flash_info_t * info, void * buffer, int offse extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int offset, int len); #endif /* CFG_FLASH_PROTECTION */ +#ifdef CONFIG_FLASH_CFI_LEGACY +extern ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info); +extern int jedec_flash_match(flash_info_t *info, ulong base); +#define CFI_CMDSET_AMD_LEGACY 0xFFF0 +#endif + + /*----------------------------------------------------------------------- * return codes from flash_write(): */ |