Author: uwe Date: Sun Apr 15 15:16:32 2012 New Revision: 1522 URL: http://flashrom.org/trac/flashrom/changeset/1522
Log: Add support for for the Atmel AT49F040 chip.
Chip features an optional permanent boot block write protection.
Signed-off-by: David Borg borg.db@gmail.com Signed-off-by: Stefan Tauner stefan.tauner@student.tuwien.ac.at Acked-by: Uwe Hermann uwe@hermann-uwe.de
Modified: trunk/chipdrivers.h trunk/flashchips.c trunk/flashchips.h trunk/w39.c
Modified: trunk/chipdrivers.h ============================================================================== --- trunk/chipdrivers.h Sun Apr 15 00:51:40 2012 (r1521) +++ trunk/chipdrivers.h Sun Apr 15 15:16:32 2012 (r1522) @@ -149,6 +149,7 @@ int printlock_w39v080fa_dual(struct flashctx *flash); int unlock_w39v040fb(struct flashctx *flash); int unlock_w39v080fa(struct flashctx *flash); +int printlock_at49f(struct flashctx *flash);
/* w29ee011.c */ int probe_w29ee011(struct flashctx *flash);
Modified: trunk/flashchips.c ============================================================================== --- trunk/flashchips.c Sun Apr 15 00:51:40 2012 (r1521) +++ trunk/flashchips.c Sun Apr 15 15:16:32 2012 (r1522) @@ -2226,19 +2226,27 @@
{ .vendor = "Atmel", - .name = "AT49F020", + .name = "AT49F002(N)", .bustype = BUS_PARALLEL, .manufacture_id = ATMEL_ID, - .model_id = ATMEL_AT49F020, + .model_id = ATMEL_AT49F002N, .total_size = 256, .page_size = 256, .feature_bits = FEATURE_EITHER_RESET, - .tested = TEST_OK_PRE, + .tested = TEST_UNTESTED, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { + .eraseblocks = { + {16 * 1024, 1}, + {8 * 1024, 2}, + {96 * 1024, 1}, + {128 * 1024, 1}, + }, + .block_erase = erase_sector_jedec, + }, { .eraseblocks = { {256 * 1024, 1} }, .block_erase = erase_chip_block_jedec, } @@ -2250,24 +2258,24 @@
{ .vendor = "Atmel", - .name = "AT49F002(N)", + .name = "AT49F002(N)T", .bustype = BUS_PARALLEL, .manufacture_id = ATMEL_ID, - .model_id = ATMEL_AT49F002N, + .model_id = ATMEL_AT49F002NT, .total_size = 256, .page_size = 256, .feature_bits = FEATURE_EITHER_RESET, - .tested = TEST_UNTESTED, + .tested = TEST_OK_PR, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { .eraseblocks = { - {16 * 1024, 1}, - {8 * 1024, 2}, - {96 * 1024, 1}, {128 * 1024, 1}, + {96 * 1024, 1}, + {8 * 1024, 2}, + {16 * 1024, 1}, }, .block_erase = erase_sector_jedec, }, { @@ -2282,31 +2290,61 @@
{ .vendor = "Atmel", - .name = "AT49F002(N)T", + .name = "AT49F020", .bustype = BUS_PARALLEL, .manufacture_id = ATMEL_ID, - .model_id = ATMEL_AT49F002NT, + .model_id = ATMEL_AT49F020, .total_size = 256, .page_size = 256, .feature_bits = FEATURE_EITHER_RESET, - .tested = TEST_OK_PR, + .tested = TEST_OK_PRE, .probe = probe_jedec, .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ .block_erasers = { { - .eraseblocks = { - {128 * 1024, 1}, - {96 * 1024, 1}, - {8 * 1024, 2}, - {16 * 1024, 1}, - }, - .block_erase = erase_sector_jedec, - }, { .eraseblocks = { {256 * 1024, 1} }, .block_erase = erase_chip_block_jedec, } + /* Chip features an optional permanent write protection + * of the first 8 kB. The erase function is the same as + * above, but 00000H to 01FFFH will not be erased. + * FIXME: add another eraser when partial erasers are + * supported. + */ + }, + .printlock = printlock_at49f, + .write = write_jedec_1, + .read = read_memmapped, + .voltage = {4500, 5500}, + }, + + { + .vendor = "Atmel", + .name = "AT49F040", + .bustype = BUS_PARALLEL, + .manufacture_id = ATMEL_ID, + .model_id = ATMEL_AT49F040, + .total_size = 512, + .page_size = 512, + .feature_bits = FEATURE_EITHER_RESET, + .tested = TEST_UNTESTED, + .probe = probe_jedec, + .probe_timing = TIMING_ZERO, /* Datasheet has no timing info specified */ + .block_erasers = + { + { + .eraseblocks = { {512 * 1024, 1} }, + .block_erase = erase_chip_block_jedec, + } + /* Chip features an optional permanent write protection + * of the first 16 kB. The erase function is the same as + * above, but 00000H to 03FFFH will not be erased. + * FIXME: add another eraser when partial erasers are + * supported. + */ }, + .printlock = printlock_at49f, .write = write_jedec_1, .read = read_memmapped, .voltage = {4500, 5500},
Modified: trunk/flashchips.h ============================================================================== --- trunk/flashchips.h Sun Apr 15 00:51:40 2012 (r1521) +++ trunk/flashchips.h Sun Apr 15 15:16:32 2012 (r1522) @@ -184,10 +184,11 @@ #define ATMEL_AT45DB642 /* No ID available */ #define ATMEL_AT45DB642D 0x2800 #define ATMEL_AT49BV512 0x03 -#define ATMEL_AT49F020 0x0B #define ATMEL_AT49F002N 0x07 /* for AT49F002(N) */ -#define ATMEL_AT49F002NT 0x08 /* for AT49F002(N)T */ #define ATMEL_AT49LH002 0xE9 +#define ATMEL_AT49F002NT 0x08 /* for AT49F002(N)T */ +#define ATMEL_AT49F020 0x0B +#define ATMEL_AT49F040 0x13
/* Bright Microelectronics has the same manufacturer ID as Hyundai... */ #define BRIGHT_ID 0xAD /* Bright Microelectronics */
Modified: trunk/w39.c ============================================================================== --- trunk/w39.c Sun Apr 15 00:51:40 2012 (r1521) +++ trunk/w39.c Sun Apr 15 15:16:32 2012 (r1522) @@ -278,3 +278,11 @@
return 0; } + +int printlock_at49f(struct flashctx *flash) +{ + uint8_t lock = w39_idmode_readb(flash, 0x00002); + msg_cdbg("Hardware bootblock lockout is %sactive.\n", + (lock & 0x01) ? "" : "not "); + return 0; +}