see git patch.
>From 7ce947bc906dcc8e66e4d6e6cae5a2d303b92a43 Mon Sep 17 00:00:00 2001 From: Sean Nelson <[email protected]> Date: Thu, 18 Mar 2010 23:47:42 -0700 Subject: [PATCH] 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
Signed-off-by: Sean Nelson <[email protected]> --- 82802ab.c | 27 ++++++--- Makefile | 2 +- chipdrivers.h | 14 ++---- flashchips.c | 63 +++++++++++++--------- sharplhf00l04.c | 4 +- stm50flw0x0x.c | 156 +++++++------------------------------------------------ 6 files changed, 82 insertions(+), 184 deletions(-) diff --git a/82802ab.c b/82802ab.c index ca08b65..cdc3d73 100644 --- a/82802ab.c +++ b/82802ab.c @@ -22,27 +22,27 @@ * Datasheet: * - Name: Intel 82802AB/82802AC Firmware Hub (FWH) * - URL: http://www.intel.com/design/chipsets/datashts/290658.htm * - PDF: http://download.intel.com/design/chipsets/datashts/29065804.pdf * - Order number: 290658-004 */ #include <string.h> #include <stdlib.h> #include "flash.h" #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:"); printf_debug("%s", status & 0x20 ? "BE ERROR:" : "BE OK:"); printf_debug("%s", status & 0x10 ? "PROG ERR:" : "PROG OK:"); printf_debug("%s", status & 0x8 ? "VP ERR:" : "VPP OK:"); printf_debug("%s", status & 0x4 ? "PROG SUSPEND:" : "PROG RUN/FINISH:"); printf_debug("%s", status & 0x2 ? "WP|TBL#|WP#,ABORT:" : "UNLOCK:"); } int probe_82802ab(struct flashchip *flash) { chipaddr bios = flash->virtual_memory; @@ -82,65 +82,74 @@ uint8_t wait_82802ab(chipaddr bios) chip_writeb(0x70, bios); if ((chip_readb(bios) & 0x80) == 0) { // it's busy while ((chip_readb(bios) & 0x80) == 0) ; } status = chip_readb(bios); /* Reset to get a clean state */ chip_writeb(0xFF, bios); 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); programmer_delay(10); // 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"); return -1; } printf("DONE BLOCK 0x%x\n", page); return 0; } int erase_82802ab(struct flashchip *flash) { int i; unsigned int total_size = flash->total_size * 1024; 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; } printf("DONE ERASE\n"); return 0; } void write_page_82802ab(chipaddr bios, uint8_t *src, chipaddr dst, int page_size) { int i; @@ -174,25 +183,25 @@ int write_82802ab(struct flashchip *flash, uint8_t *buf) * Faster, because we only write, what has changed * More secure, because blocks, which are excluded * (with the exclude or layout feature) * or not erased and rewritten; their 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; } /* 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; } write_page_82802ab(bios, buf + i * page_size, bios + i * page_size, page_size); } printf("\n"); free(tmpbuf); return 0; } diff --git a/Makefile b/Makefile index 9245624..85cd7eb 100644 --- a/Makefile +++ b/Makefile @@ -31,27 +31,27 @@ EXPORTDIR ?= . OS_ARCH = $(shell uname) ifneq ($(OS_ARCH), SunOS) STRIP_ARGS = -s endif ifeq ($(OS_ARCH), Darwin) CPPFLAGS += -I/opt/local/include -I/usr/local/include LDFLAGS += -framework IOKit -framework DirectIO -L/opt/local/lib -L/usr/local/lib endif ifeq ($(OS_ARCH), FreeBSD) CPPFLAGS += -I/usr/local/include 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 LIB_OBJS = layout.o CLI_OBJS = flashrom.o cli_classic.o cli_output.o print.o PROGRAMMER_OBJS = udelay.o programmer.o all: pciutils features dep $(PROGRAM) # Set the flashrom version string from the highest revision number # of the checked out flashrom files. diff --git a/chipdrivers.h b/chipdrivers.h index ca82c2d..d8a5bcc 100644 --- a/chipdrivers.h +++ b/chipdrivers.h @@ -47,30 +47,31 @@ int spi_chip_write_256(struct flashchip *flash, uint8_t *buf); int spi_chip_read(struct flashchip *flash, uint8_t *buf, int start, int len); uint8_t spi_read_status_register(void); int spi_disable_blockprotect(void); int spi_byte_program(int addr, uint8_t databyte); int spi_nbyte_program(int addr, uint8_t *bytes, int len); int spi_nbyte_read(int addr, uint8_t *bytes, int len); int spi_read_chunked(struct flashchip *flash, uint8_t *buf, int start, int len, int chunksize); int spi_aai_write(struct flashchip *flash, uint8_t *buf); /* 82802ab.c */ 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); void toggle_ready_jedec(chipaddr dst); void data_polling_jedec(chipaddr dst, uint8_t data); int write_byte_program_jedec(chipaddr bios, uint8_t *src, chipaddr dst); int probe_jedec(struct flashchip *flash); int erase_chip_jedec(struct flashchip *flash); int write_jedec(struct flashchip *flash, uint8_t *buf); int write_jedec_1(struct flashchip *flash, uint8_t *buf); int erase_sector_jedec(struct flashchip *flash, unsigned int page, unsigned int pagesize); int erase_block_jedec(struct flashchip *flash, unsigned int page, unsigned int blocksize); @@ -82,30 +83,26 @@ int probe_m29f400bt(struct flashchip *flash); 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); /* pm49fl00x.c */ 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); int write_28sf040(struct flashchip *flash, uint8_t *buf); /* sst49lfxxxc.c */ int probe_49lfxxxc(struct flashchip *flash); int erase_49lfxxxc(struct flashchip *flash); int erase_sector_49lfxxxc(struct flashchip *flash, unsigned int address, unsigned int sector_size); int erase_block_49lfxxxc(struct flashchip *flash, unsigned int address, unsigned int sector_size); int erase_chip_49lfxxxc(struct flashchip *flash, unsigned int addr, unsigned int blocksize); int write_49lfxxxc(struct flashchip *flash, uint8_t *buf); int unlock_49lfxxxc(struct flashchip *flash); @@ -114,21 +111,18 @@ int unlock_49lfxxxc(struct flashchip *flash); int printlock_sst_fwhub(struct flashchip *flash); int unlock_sst_fwhub(struct flashchip *flash); /* w39v040c.c */ int printlock_w39v040c(struct flashchip *flash); /* w39V080fa.c */ int unlock_winbond_fwhub(struct flashchip *flash); /* w29ee011.c */ 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__ */ diff --git a/flashchips.c b/flashchips.c index 3670731..b329588 100644 --- a/flashchips.c +++ b/flashchips.c @@ -2318,124 +2318,127 @@ struct flashchip flashchips[] = { .page_size = 128 * 1024, /* 8k + 2x4k + 112k */ .feature_bits = 0, .tested = TEST_BAD_WRITE, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { .eraseblocks = { {8 * 1024, 1}, {4 * 1024, 2}, {112 * 1024, 1}, }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, .write = NULL, .read = read_memmapped, }, { .vendor = "Intel", .name = "28F001BX-T", .bustype = CHIP_BUSTYPE_PARALLEL, .manufacture_id = INTEL_ID, .model_id = P28F001BXT, .total_size = 128, .page_size = 128 * 1024, /* 112k + 2x4k + 8k */ .feature_bits = 0, .tested = TEST_BAD_WRITE, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { .eraseblocks = { {112 * 1024, 1}, {4 * 1024, 2}, {8 * 1024, 1}, }, - .block_erase = erase_82802ab_block, + .block_erase = erase_block_82802ab, }, }, .write = NULL, .read = read_memmapped, }, { .vendor = "Intel", .name = "28F004S5", .bustype = CHIP_BUSTYPE_PARALLEL, .manufacture_id = INTEL_ID, .model_id = E_28F004S5, .total_size = 512, .page_size = 256, .tested = TEST_UNTESTED, .probe = probe_82802ab, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .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, }, { .vendor = "Intel", .name = "82802AB", .bustype = CHIP_BUSTYPE_FWH, .manufacture_id = INTEL_ID, .model_id = I_82802AB, .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_OK_PRW, .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, }, { .vendor = "Intel", .name = "82802AC", .bustype = CHIP_BUSTYPE_FWH, .manufacture_id = INTEL_ID, .model_id = I_82802AC, .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_OK_PRW, .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, }, { .vendor = "Macronix", .name = "MX25L512", .bustype = CHIP_BUSTYPE_SPI, .manufacture_id = MX_ID, .model_id = MX_25L512, .total_size = 64, .page_size = 256, .tested = TEST_UNTESTED, @@ -3443,35 +3446,36 @@ struct flashchip flashchips[] = { .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_EITHER_RESET | FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, .probe = probe_82802ab, .probe_timing = TIMING_ZERO, .block_erasers = { { .eraseblocks = { {64 * 1024, 15}, {8 * 1024, 8} }, - .block_erase = erase_lhf00l04_block, + .block_erase = erase_block_82802ab, }, { .eraseblocks = { {1024 * 1024, 1} }, .block_erase = NULL, /* 30 D0, only in A/A mux mode */ }, }, - .write = write_lhf00l04, + .unlock = unlock_82802ab, + .write = write_82802ab, .read = read_memmapped, }, { .vendor = "Spansion", .name = "S25FL008A", .bustype = CHIP_BUSTYPE_SPI, .manufacture_id = SPANSION_ID, .model_id = SPANSION_S25FL008A, .total_size = 1024, .page_size = 256, .tested = TEST_OK_PREW, .probe = probe_spi_rdid, @@ -4984,33 +4988,34 @@ struct flashchip flashchips[] = { .probe_timing = TIMING_FIXME, .block_erasers = { { .eraseblocks = { {4 * 1024, 16}, /* sector */ {64 * 1024, 5}, /* block */ {4 * 1024, 16}, /* sector */ {4 * 1024, 16}, /* sector */ }, .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, }, { .vendor = "ST", .name = "M50FLW040B", .bustype = CHIP_BUSTYPE_FWH | CHIP_BUSTYPE_LPC, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FLW040B, .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, @@ -5018,33 +5023,34 @@ struct flashchip flashchips[] = { .probe_timing = TIMING_FIXME, .block_erasers = { { .eraseblocks = { {4 * 1024, 16}, /* sector */ {4 * 1024, 16}, /* sector */ {64 * 1024, 5}, /* block */ {4 * 1024, 16}, /* sector */ }, .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, }, { .vendor = "ST", .name = "M50FLW080A", .bustype = CHIP_BUSTYPE_FWH | CHIP_BUSTYPE_LPC, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FLW080A, .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, @@ -5052,33 +5058,34 @@ struct flashchip flashchips[] = { .probe_timing = TIMING_FIXME, .block_erasers = { { .eraseblocks = { {4 * 1024, 16}, /* sector */ {64 * 1024, 13}, /* block */ {4 * 1024, 16}, /* sector */ {4 * 1024, 16}, /* sector */ }, .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, }, { .vendor = "ST", .name = "M50FLW080B", .bustype = CHIP_BUSTYPE_FWH | CHIP_BUSTYPE_LPC, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FLW080B, .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, @@ -5086,174 +5093,180 @@ struct flashchip flashchips[] = { .probe_timing = TIMING_FIXME, .block_erasers = { { .eraseblocks = { {4 * 1024, 16}, /* sector */ {4 * 1024, 16}, /* sector */ {64 * 1024, 13}, /* block */ {4 * 1024, 16}, /* sector */ }, .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, }, { .vendor = "ST", .name = "M50FW002", .bustype = CHIP_BUSTYPE_FWH, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FW002, .total_size = 256, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (sst49lfxxxc.c) */ .block_erasers = { { .eraseblocks = { {64 * 1024, 3}, {32 * 1024, 1}, {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, }, { .vendor = "ST", .name = "M50FW016", .bustype = CHIP_BUSTYPE_FWH, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FW016, .total_size = 2048, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, .probe = probe_82802ab, .probe_timing = TIMING_IGNORED, /* routine don't use probe_timing (82802ab.c) */ .block_erasers = { { .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, }, { .vendor = "ST", .name = "M50FW040", .bustype = CHIP_BUSTYPE_FWH, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FW040, .total_size = 512, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_OK_PRW, .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, }, { .vendor = "ST", .name = "M50FW080", .bustype = CHIP_BUSTYPE_FWH, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50FW080, .total_size = 1024, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_OK_PRW, .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, }, { .vendor = "ST", .name = "M50LPW116", .bustype = CHIP_BUSTYPE_LPC, /* A/A Mux */ .manufacture_id = ST_ID, .model_id = ST_M50LPW116, .total_size = 2048, .page_size = 64 * 1024, .feature_bits = FEATURE_REGISTERMAP, .tested = TEST_UNTESTED, .probe = probe_82802ab, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { .eraseblocks = { {4 * 1024, 16}, {64 * 1024, 30}, {32 * 1024, 1}, {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, }, { .vendor = "SyncMOS", .name = "S29C31004T", .bustype = CHIP_BUSTYPE_PARALLEL, .manufacture_id = SYNCMOS_ID, .model_id = S29C31004T, .total_size = 512, .page_size = 128, .feature_bits = FEATURE_EITHER_RESET, .tested = TEST_UNTESTED, diff --git a/sharplhf00l04.c b/sharplhf00l04.c index 659f129..3f5cf3d 100644 --- a/sharplhf00l04.c +++ b/sharplhf00l04.c @@ -26,40 +26,40 @@ * or wait_82802ab. */ int erase_lhf00l04_block(struct flashchip *flash, unsigned int blockaddr, unsigned int blocklen) { chipaddr bios = flash->virtual_memory + blockaddr; chipaddr wrprotect = flash->virtual_registers + blockaddr + 2; uint8_t status; // clear status register 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)); chip_writeb(0, wrprotect); printf("write protect is 0x%x\n", chip_readb(wrprotect)); // now start it chip_writeb(0x20, bios); chip_writeb(0xd0, bios); 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)) { fprintf(stderr, "ERASE FAILED!\n"); return -1; } return 0; } int write_lhf00l04(struct flashchip *flash, uint8_t *buf) { int i; int total_size = flash->total_size * 1024; diff --git a/stm50flw0x0x.c b/stm50flw0x0x.c index 7095aec..1838efc 100644 --- a/stm50flw0x0x.c +++ b/stm50flw0x0x.c @@ -23,46 +23,26 @@ * This module is designed for supporting the devices * ST M50FLW040A (not yet tested) * ST M50FLW040B (not yet tested) * ST M50FLW080A * ST M50FLW080B (not yet tested) */ #include <string.h> #include <stdlib.h> #include "flash.h" #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); -} - /* * [email protected] * The ST M50FLW080B and STM50FLW080B chips have to be unlocked, * before you can erase them or write to them. */ int unlock_block_stm50flw0x0x(struct flashchip *flash, int offset) { chipaddr wrprotect = flash->virtual_registers + 2; const uint8_t unlock_sector = 0x00; int j; /* * These chips have to be unlocked before you can erase them or write @@ -91,178 +71,80 @@ int unlock_block_stm50flw0x0x(struct flashchip *flash, int offset) } } else { printf_debug("unlocking at 0x%x\n", offset); chip_writeb(unlock_sector, wrprotect + offset); if (chip_readb(wrprotect + offset) != unlock_sector) { printf("Cannot unlock sector @ 0x%x\n", offset); return -1; } } 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; } int erase_sector_stm50flw0x0x(struct flashchip *flash, unsigned int sector, unsigned int sectorsize) { chipaddr bios = flash->virtual_memory + sector; // clear status register chip_writeb(0x50, bios); printf_debug("Erase at 0x%lx\n", bios); // now start it chip_writeb(0x32, bios); 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"); return -1; } printf("DONE BLOCK 0x%x\n", sector); 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); - } - -/* [email protected] - * 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; } -- 1.6.6
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