From 420cf6f633f7697a8a709326c47b3cf0e6ea229d Mon Sep 17 00:00:00 2001 From: Carl-Daniel Hailfinger Date: Fri, 16 Jul 2010 22:07:20 +0000 Subject: Mark Fujitsu MBM29F400BC write as broken (implicit eraseblock layout in write) Use full-chip write function on Fujitsu MBM29F400TC and ST M29F400BT. Add support for ST M29F400BB. Corresponding to flashrom svn r1083. Signed-off-by: Carl-Daniel Hailfinger Acked-by: Michael Karcher --- chipdrivers.h | 1 - flashchips.c | 41 ++++++++++++++++++++++++++++++++++++----- m29f400bt.c | 53 ----------------------------------------------------- 3 files changed, 36 insertions(+), 59 deletions(-) diff --git a/chipdrivers.h b/chipdrivers.h index 3a9c611..9e7af2d 100644 --- a/chipdrivers.h +++ b/chipdrivers.h @@ -87,7 +87,6 @@ int erase_m29f400bt(struct flashchip *flash); int block_erase_m29f400bt(struct flashchip *flash, unsigned int start, unsigned int len); int block_erase_chip_m29f400bt(struct flashchip *flash, unsigned int start, unsigned int len); int write_m29f400bt(struct flashchip *flash, uint8_t *buf); -int write_coreboot_m29f400bt(struct flashchip *flash, uint8_t *buf); void protect_m29f400bt(chipaddr bios); void write_page_m29f400bt(chipaddr bios, uint8_t *src, chipaddr dst, int page_size); diff --git a/flashchips.c b/flashchips.c index 354bd95..4c4305a 100644 --- a/flashchips.c +++ b/flashchips.c @@ -2382,7 +2382,7 @@ struct flashchip flashchips[] = { .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_ADDR_SHIFTED | FEATURE_EITHER_RESET, - .tested = TEST_UNTESTED, + .tested = TEST_BAD_WRITE, /* Implicit eraseblock layout in write_m29f400bt is broken. */ .probe = probe_m29f400bt, .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (m29f400bt.c) */ .block_erasers = @@ -2400,7 +2400,7 @@ struct flashchip flashchips[] = { .block_erase = block_erase_chip_m29f400bt, }, }, - .write = write_coreboot_m29f400bt, + .write = NULL, .read = read_memmapped, }, @@ -2431,7 +2431,7 @@ struct flashchip flashchips[] = { .block_erase = block_erase_chip_m29f400bt, }, }, - .write = write_coreboot_m29f400bt, + .write = write_m29f400bt, .read = read_memmapped, }, @@ -5278,7 +5278,7 @@ struct flashchip flashchips[] = { .feature_bits = FEATURE_ADDR_2AA | FEATURE_EITHER_RESET, .tested = TEST_UNTESTED, .probe = probe_jedec, - .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (am29f040b.c) */ + .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (am29f040b.c) */ .block_erasers = { { @@ -5296,6 +5296,37 @@ struct flashchip flashchips[] = { { /* FIXME: this has WORD/BYTE sequences; 2AA for word, 555 for byte */ .vendor = "ST", + .name = "M29F400BB", + .bustype = CHIP_BUSTYPE_PARALLEL, + .manufacture_id = ST_ID, + .model_id = ST_M29F400BB, + .total_size = 512, + .page_size = 64 * 1024, + .feature_bits = FEATURE_ADDR_SHIFTED | FEATURE_EITHER_RESET, + .tested = TEST_BAD_WRITE, /* Implicit eraseblock layout in write_m29f400bt is broken. */ + .probe = probe_m29f400bt, + .probe_timing = TIMING_IGNORED, /* routine doesn't use probe_timing (m29f400bt.c) */ + .block_erasers = + { + { + .eraseblocks = { + {16 * 1024, 1}, + {8 * 1024, 2}, + {32 * 1024, 1}, + {64 * 1024, 7}, + }, + .block_erase = block_erase_m29f400bt, + }, { + .eraseblocks = { {512 * 1024, 1} }, + .block_erase = block_erase_chip_m29f400bt, + } + }, + .write = NULL, + .read = read_memmapped, + }, + { + /* FIXME: this has WORD/BYTE sequences; 2AA for word, 555 for byte */ + .vendor = "ST", .name = "M29F400BT", .bustype = CHIP_BUSTYPE_PARALLEL, .manufacture_id = ST_ID, @@ -5321,7 +5352,7 @@ struct flashchip flashchips[] = { .block_erase = block_erase_chip_m29f400bt, } }, - .write = write_coreboot_m29f400bt, + .write = write_m29f400bt, .read = read_memmapped, }, diff --git a/m29f400bt.c b/m29f400bt.c index c8ed5d8..2a770ba 100644 --- a/m29f400bt.c +++ b/m29f400bt.c @@ -204,56 +204,3 @@ int write_m29f400bt(struct flashchip *flash, uint8_t *buf) return 0; } - -int write_coreboot_m29f400bt(struct flashchip *flash, uint8_t *buf) -{ - chipaddr bios = flash->virtual_memory; - - msg_cinfo("Programming page:\n "); - /********************************* - *Pages for M29F400BT: - * 16 0x7c000 0x7ffff TOP - * 8 0x7a000 0x7bfff - * 8 0x78000 0x79fff - * 32 0x70000 0x77fff - * 64 0x60000 0x6ffff - * 64 0x50000 0x5ffff - * 64 0x40000 0x4ffff - *--------------------------------- - * 64 0x30000 0x3ffff - * 64 0x20000 0x2ffff - * 64 0x10000 0x1ffff - * 64 0x00000 0x0ffff BOTTOM - *********************************/ - msg_cinfo("%04d at address: 0x%08x\n", 7, 0x00000); - if (block_erase_m29f400bt(flash, 0x00000, 64 * 1024)) { - msg_cerr("ERASE FAILED!\n"); - return -1; - } - write_page_m29f400bt(bios, buf + 0x00000, bios + 0x00000, 64 * 1024); - - msg_cinfo("%04d at address: 0x%08x\n", 7, 0x10000); - if (block_erase_m29f400bt(flash, 0x10000, 64 * 1024)) { - msg_cerr("ERASE FAILED!\n"); - return -1; - } - write_page_m29f400bt(bios, buf + 0x10000, bios + 0x10000, 64 * 1024); - - msg_cinfo("%04d at address: 0x%08x\n", 7, 0x20000); - if (block_erase_m29f400bt(flash, 0x20000, 64 * 1024)) { - msg_cerr("ERASE FAILED!\n"); - return -1; - } - write_page_m29f400bt(bios, buf + 0x20000, bios + 0x20000, 64 * 1024); - - msg_cinfo("%04d at address: 0x%08x\n", 7, 0x30000); - if (block_erase_m29f400bt(flash, 0x30000, 64 * 1024)) { - msg_cerr("ERASE FAILED!\n"); - return -1; - } - write_page_m29f400bt(bios, buf + 0x30000, bios + 0x30000, 64 * 1024); - - msg_cinfo("\n"); - - return 0; -} -- cgit v1.1