Author: snelson Date: Fri Mar 19 19:47:06 2010 New Revision: 948 URL: http://flashrom.org/trac/coreboot/changeset/948
Log: rename print_82802ab_status to print_status_82802ab add unlock_82802ab strip unlock code from erase_block_82802ab rename erase_82802ab_block to erase_block_80280ab delete sharplhf00l04.o from Makefile delete *_lhf00l04* from chipdrivers.h add unlock_stm50flw0x0x delete wait_stm50flw0x0x delete write_page_stm50flw0x0x convert erase_stm50flw0x0x to erase_chip_stm50flw0x0x delete write_stm50flw0x0x add unlock_82802ab to two Intel chips with TEST_BAD_WRITE change the status of 82802AB, 82802AC, M50FW040, M50FW080 to TEST_OK_PR
Signed-off-by: Sean Nelson audiohacked@gmail.com Acked-by: Carl-Daniel Hailfinger c-d.hailfinger.devel.2006@gmx.net
Modified: trunk/82802ab.c trunk/Makefile trunk/chipdrivers.h trunk/flashchips.c trunk/sharplhf00l04.c trunk/stm50flw0x0x.c
Modified: trunk/82802ab.c ============================================================================== --- trunk/82802ab.c Wed Mar 17 07:19:23 2010 (r947) +++ trunk/82802ab.c Fri Mar 19 19:47:06 2010 (r948) @@ -32,7 +32,7 @@ #include "chipdrivers.h"
// I need that Berkeley bit-map printer -void print_82802ab_status(uint8_t status) +void print_status_82802ab(uint8_t status) { printf_debug("%s", status & 0x80 ? "Ready:" : "Busy:"); printf_debug("%s", status & 0x40 ? "BE SUSPEND:" : "BE RUN/FINISH:"); @@ -92,18 +92,27 @@ return status; }
-int erase_82802ab_block(struct flashchip *flash, unsigned int page, unsigned int pagesize) +int unlock_82802ab(struct flashchip *flash) +{ + int i; + //chipaddr wrprotect = flash->virtual_registers + page + 2; + + for (i = 0; i < flash->total_size; i+= flash->page_size) + { + chip_writeb(0, flash->virtual_registers + i + 2); + } + + return 0; +} + +int erase_block_82802ab(struct flashchip *flash, unsigned int page, unsigned int pagesize) { chipaddr bios = flash->virtual_memory; - chipaddr wrprotect = flash->virtual_registers + page + 2; uint8_t status;
// clear status register chip_writeb(0x50, bios + page);
- // clear write protect - chip_writeb(0, wrprotect); - // now start it chip_writeb(0x20, bios + page); chip_writeb(0xd0, bios + page); @@ -111,7 +120,7 @@
// now let's see what the register is status = wait_82802ab(bios); - print_82802ab_status(status); + print_status_82802ab(status);
if (check_erased_range(flash, page, pagesize)) { fprintf(stderr, "ERASE FAILED!\n"); @@ -130,7 +139,7 @@ printf("total_size is %d; flash->page_size is %d\n", total_size, flash->page_size); for (i = 0; i < total_size; i += flash->page_size) - if (erase_82802ab_block(flash, i, flash->page_size)) { + if (erase_block_82802ab(flash, i, flash->page_size)) { fprintf(stderr, "ERASE FAILED!\n"); return -1; } @@ -184,7 +193,7 @@ }
/* erase block by block and write block by block; this is the most secure way */ - if (erase_82802ab_block(flash, i * page_size, page_size)) { + if (erase_block_82802ab(flash, i * page_size, page_size)) { fprintf(stderr, "ERASE FAILED!\n"); return -1; }
Modified: trunk/Makefile ============================================================================== --- trunk/Makefile Wed Mar 17 07:19:23 2010 (r947) +++ trunk/Makefile Fri Mar 19 19:47:06 2010 (r948) @@ -41,7 +41,7 @@ LDFLAGS += -L/usr/local/lib endif
-CHIP_OBJS = jedec.o stm50flw0x0x.o w39v040c.o w39v080fa.o sharplhf00l04.o w29ee011.o \ +CHIP_OBJS = jedec.o stm50flw0x0x.o w39v040c.o w39v080fa.o w29ee011.o \ sst28sf040.o m29f400bt.o 82802ab.o pm49fl00x.o \ sst49lfxxxc.o sst_fwhub.o flashchips.o spi.o spi25.o
Modified: trunk/chipdrivers.h ============================================================================== --- trunk/chipdrivers.h Wed Mar 17 07:19:23 2010 (r947) +++ trunk/chipdrivers.h Fri Mar 19 19:47:06 2010 (r948) @@ -57,10 +57,11 @@ uint8_t wait_82802ab(chipaddr bios); int probe_82802ab(struct flashchip *flash); int erase_82802ab(struct flashchip *flash); -int erase_82802ab_block(struct flashchip *flash, unsigned int page, unsigned int pagesize); +int erase_block_82802ab(struct flashchip *flash, unsigned int page, unsigned int pagesize); int write_82802ab(struct flashchip *flash, uint8_t *buf); -void print_82802ab_status(uint8_t status); +void print_status_82802ab(uint8_t status); void write_page_82802ab(chipaddr bios, uint8_t *src, chipaddr dst, int page_size); +int unlock_82802ab(struct flashchip *flash);
/* jedec.c */ uint8_t oddparity(uint8_t val); @@ -92,10 +93,6 @@ int unlock_49fl00x(struct flashchip *flash); int lock_49fl00x(struct flashchip *flash);
-/* sharplhf00l04.c */ -int erase_lhf00l04_block(struct flashchip *flash, unsigned int blockaddr, unsigned int blocklen); -int write_lhf00l04(struct flashchip *flash, uint8_t *buf); - /* sst28sf040.c */ int erase_chip_28sf040(struct flashchip *flash, unsigned int addr, unsigned int blocklen); int erase_sector_28sf040(struct flashchip *flash, unsigned int address, unsigned int sector_size); @@ -124,11 +121,8 @@ int probe_w29ee011(struct flashchip *flash);
/* stm50flw0x0x.c */ -int probe_stm50flw0x0x(struct flashchip *flash); -int erase_stm50flw0x0x(struct flashchip *flash); -int erase_block_stm50flw0x0x(struct flashchip *flash, unsigned int block, unsigned int blocksize); int erase_sector_stm50flw0x0x(struct flashchip *flash, unsigned int block, unsigned int blocksize); int erase_chip_stm50flw0x0x(struct flashchip *flash, unsigned int addr, unsigned int blocklen); -int write_stm50flw0x0x(struct flashchip *flash, uint8_t *buf); +int unlock_stm50flw0x0x(struct flashchip *flash);
#endif /* !__CHIPDRIVERS_H__ */
Modified: trunk/flashchips.c ============================================================================== --- trunk/flashchips.c Wed Mar 17 07:19:23 2010 (r947) +++ trunk/flashchips.c Fri Mar 19 19:47:06 2010 (r948) @@ -2328,9 +2328,10 @@ {4 * 1024, 2}, {112 * 1024, 1}, }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, + .unlock = unlock_82802ab, .write = NULL, .read = read_memmapped, }, @@ -2355,9 +2356,10 @@ {4 * 1024, 2}, {8 * 1024, 1}, }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, + .unlock = unlock_82802ab, .write = NULL, .read = read_memmapped, }, @@ -2377,9 +2379,10 @@ { { .eraseblocks = { {64 * 1024, 8} }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, + .unlock = unlock_82802ab, .write = write_82802ab, .read = read_memmapped, }, @@ -2393,16 +2396,17 @@ .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine does not use probe_timing (82802ab.c) */ .block_erasers = { { .eraseblocks = { {64 * 1024, 8} }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, + .unlock = unlock_82802ab, .write = write_82802ab, .read = read_memmapped, }, @@ -2416,16 +2420,17 @@ .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine does not use probe_timing (82802ab.c) */ .block_erasers = { { .eraseblocks = { {64 * 1024, 16} }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, + .unlock = unlock_82802ab, .write = write_82802ab, .read = read_memmapped, }, @@ -3453,7 +3458,7 @@ {64 * 1024, 15}, {8 * 1024, 8} }, - .block_erase = erase_lhf00l04_block, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {1024 * 1024, 1} @@ -3461,7 +3466,8 @@ .block_erase = NULL, /* 30 D0, only in A/A mux mode */ }, }, - .write = write_lhf00l04, + .unlock = unlock_82802ab, + .write = write_82802ab, .read = read_memmapped, },
@@ -4994,13 +5000,14 @@ .block_erase = NULL, }, { .eraseblocks = { {64 * 1024, 8}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {512 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5028,13 +5035,14 @@ .block_erase = NULL, }, { .eraseblocks = { {64 * 1024, 8}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {512 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5062,13 +5070,14 @@ .block_erase = NULL, }, { .eraseblocks = { {64 * 1024, 16}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {1024 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5096,13 +5105,14 @@ .block_erase = NULL, }, { .eraseblocks = { {64 * 1024, 16}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {1024 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5127,13 +5137,14 @@ {8 * 1024, 2}, {16 * 1024, 1}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {256 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5153,13 +5164,14 @@ { { .eraseblocks = { {64 * 1024, 32}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {2 * 1024 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5172,20 +5184,21 @@ .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (82802ab.c) */ .block_erasers = { { .eraseblocks = { {64 * 1024, 8}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {512 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5198,20 +5211,21 @@ .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, - .tested = TEST_OK_PRW, + .tested = TEST_OK_PR, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (82802ab.c) */ .block_erasers = { { .eraseblocks = { {64 * 1024, 16}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {1024 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
@@ -5237,13 +5251,14 @@ {8 * 1024, 2}, {16 * 1024, 1}, }, - .block_erase = erase_block_stm50flw0x0x, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {2 * 1024 * 1024, 1} }, .block_erase = erase_chip_stm50flw0x0x, } }, - .write = write_stm50flw0x0x, + .unlock = unlock_stm50flw0x0x, + .write = write_82802ab, .read = read_memmapped, },
Modified: trunk/sharplhf00l04.c ============================================================================== --- trunk/sharplhf00l04.c Wed Mar 17 07:19:23 2010 (r947) +++ trunk/sharplhf00l04.c Fri Mar 19 19:47:06 2010 (r948) @@ -36,7 +36,7 @@ chip_writeb(0x50, bios); printf("Erase at 0x%lx\n", bios); status = wait_82802ab(flash->virtual_memory); - print_82802ab_status(status); + print_status_82802ab(status); // clear write protect printf("write protect is at 0x%lx\n", (wrprotect)); printf("write protect is 0x%x\n", chip_readb(wrprotect)); @@ -49,7 +49,7 @@ programmer_delay(10); // now let's see what the register is status = wait_82802ab(flash->virtual_memory); - print_82802ab_status(status); + print_status_82802ab(status); printf("DONE BLOCK 0x%x\n", blockaddr);
if (check_erased_range(flash, blockaddr, blocklen)) {
Modified: trunk/stm50flw0x0x.c ============================================================================== --- trunk/stm50flw0x0x.c Wed Mar 17 07:19:23 2010 (r947) +++ trunk/stm50flw0x0x.c Fri Mar 19 19:47:06 2010 (r948) @@ -33,26 +33,6 @@ #include "flashchips.h" #include "chipdrivers.h"
-static void wait_stm50flw0x0x(chipaddr bios) -{ - chip_writeb(0x70, bios); - if ((chip_readb(bios) & 0x80) == 0) { // it's busy - while ((chip_readb(bios) & 0x80) == 0) ; - } - - // put another command to get out of status register mode - - chip_writeb(0x90, bios); - programmer_delay(10); - - chip_readb(bios); // Read device ID (to make sure?) - - // this is needed to jam it out of "read id" mode - chip_writeb(0xAA, bios + 0x5555); - chip_writeb(0x55, bios + 0x2AAA); - chip_writeb(0xF0, bios + 0x5555); -} - /* * claus.gindhart@kontron.com * The ST M50FLW080B and STM50FLW080B chips have to be unlocked, @@ -101,25 +81,16 @@ return 0; }
-int erase_block_stm50flw0x0x(struct flashchip *flash, unsigned int block, unsigned int blocksize) +int unlock_stm50flw0x0x(struct flashchip *flash) { - chipaddr bios = flash->virtual_memory + block; - - // clear status register - chip_writeb(0x50, bios); - printf_debug("Erase at 0x%lx\n", bios); - // now start it - chip_writeb(0x20, bios); - chip_writeb(0xd0, bios); - programmer_delay(10); - - wait_stm50flw0x0x(flash->virtual_memory); + int i;
- if (check_erased_range(flash, block, blocksize)) { - fprintf(stderr, "ERASE FAILED!\n"); - return -1; + for (i = 0; i < flash->total_size; i+= flash->page_size) { + if(unlock_block_stm50flw0x0x(flash, i)) { + fprintf(stderr, "UNLOCK FAILED!\n"); + return -1; + } } - printf("DONE BLOCK 0x%x\n", block);
return 0; } @@ -136,7 +107,7 @@ chip_writeb(0xd0, bios); programmer_delay(10);
- wait_stm50flw0x0x(flash->virtual_memory); + wait_82802ab(flash->virtual_memory);
if (check_erased_range(flash, sector, sectorsize)) { fprintf(stderr, "ERASE FAILED!\n"); @@ -147,122 +118,33 @@ return 0; }
-int write_page_stm50flw0x0x(chipaddr bios, uint8_t *src, - chipaddr dst, int page_size) -{ - int i, rc = 0; - chipaddr d = dst; - uint8_t *s = src; - - /* transfer data from source to destination */ - for (i = 0; i < page_size; i++) { - chip_writeb(0x40, dst); - chip_writeb(*src++, dst++); - wait_stm50flw0x0x(bios); - } - -/* claus.gindhart@kontron.com - * TODO - * I think, that verification is not required, but - * i leave it in anyway - */ - dst = d; - src = s; - for (i = 0; i < page_size; i++) { - if (chip_readb(dst) != *src) { - rc = -1; - break; - } - dst++; - src++; - } - - if (rc) { - fprintf(stderr, " page 0x%lx failed!\n", - (d - bios) / page_size); - } - - return rc; -} - -/* I simply erase block by block - * I Chip This is not the fastest way, but it works - */ -int erase_stm50flw0x0x(struct flashchip *flash) +int erase_chip_stm50flw0x0x(struct flashchip *flash, unsigned int addr, unsigned int blocklen) { int i; int total_size = flash->total_size * 1024; int page_size = flash->page_size;
- printf("Erasing page:\n"); - for (i = 0; i < total_size / page_size; i++) { - printf - ("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"); - printf("%04d at address: 0x%08x ", i, i * page_size); - if (unlock_block_stm50flw0x0x(flash, i * page_size)) { - fprintf(stderr, "UNLOCK FAILED!\n"); - return -1; - } - if (erase_block_stm50flw0x0x(flash, i * page_size, page_size)) { - fprintf(stderr, "ERASE FAILED!\n"); - return -1; - } - } - printf("\n"); - - return 0; -} - -int erase_chip_stm50flw0x0x(struct flashchip *flash, unsigned int addr, unsigned int blocklen) -{ if ((addr != 0) || (blocklen != flash->total_size * 1024)) { msg_cerr("%s called with incorrect arguments\n", __func__); return -1; } - return erase_stm50flw0x0x(flash); -} - -int write_stm50flw0x0x(struct flashchip *flash, uint8_t * buf) -{ - int i, rc = 0; - int total_size = flash->total_size * 1024; - int page_size = flash->page_size; - chipaddr bios = flash->virtual_memory; - uint8_t *tmpbuf = malloc(page_size);
- if (!tmpbuf) { - printf("Could not allocate memory!\n"); - exit(1); - } - printf("Programming page: \n"); - for (i = 0; (i < total_size / page_size) && (rc == 0); i++) { + printf("Erasing page:\n"); + for (i = 0; i < total_size / page_size; i++) { printf ("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"); printf("%04d at address: 0x%08x ", i, i * page_size); - - /* Auto Skip Blocks, which already contain the desired data - * Faster, because we only write, what has changed - * More secure, because blocks, which are excluded - * (with the exclude or layout feature) - * are not erased and rewritten; data is retained also - * in sudden power off situations - */ - chip_readn(tmpbuf, bios + i * page_size, page_size); - if (!memcmp((void *)(buf + i * page_size), tmpbuf, page_size)) { - printf("SKIPPED\n"); - continue; + //if (unlock_block_stm50flw0x0x(flash, i * page_size)) { + // fprintf(stderr, "UNLOCK FAILED!\n"); + // return -1; + //} + if (erase_block_82802ab(flash, i * page_size, page_size)) { + fprintf(stderr, "ERASE FAILED!\n"); + return -1; } - - rc = unlock_block_stm50flw0x0x(flash, i * page_size); - if (!rc) - rc = erase_block_stm50flw0x0x(flash, i * page_size, page_size); - if (!rc) - write_page_stm50flw0x0x(bios, buf + i * page_size, - bios + i * page_size, page_size); } printf("\n"); - free(tmpbuf);
- return rc; + return 0; }
-
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