diff options
| -rw-r--r-- | chipdrivers.h | 1 | ||||
| -rw-r--r-- | flashchips.c | 114 | ||||
| -rw-r--r-- | flashchips.h | 2 | ||||
| -rw-r--r-- | spi25_statusreg.c | 13 |
4 files changed, 130 insertions, 0 deletions
diff --git a/chipdrivers.h b/chipdrivers.h index 85c64b2b3..134ed265c 100644 --- a/chipdrivers.h +++ b/chipdrivers.h @@ -102,6 +102,7 @@ int spi_disable_blockprotect_bp2_ep_srwd(struct flashctx *flash); int spi_prettyprint_status_register_sst25(struct flashctx *flash); int spi_prettyprint_status_register_sst25vf016(struct flashctx *flash); int spi_prettyprint_status_register_sst25vf040b(struct flashctx *flash); +int spi_disable_blockprotect_sst26_global_unprotect(struct flashctx *flash); /* sfdp.c */ int probe_spi_sfdp(struct flashctx *flash); diff --git a/flashchips.c b/flashchips.c index 22621fa9c..3c045331a 100644 --- a/flashchips.c +++ b/flashchips.c @@ -12918,6 +12918,120 @@ const struct flashchip flashchips[] = { { .vendor = "SST", + .name = "SST26VF016B(A)", + .bustype = BUS_SPI, + .manufacture_id = SST_ID, + .model_id = SST_SST26VF016B, + .total_size = 2048, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP, + .tested = TEST_OK_PREW, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {4 * 1024, 512} }, + .block_erase = spi_block_erase_20, + }, { + .eraseblocks = { + {8 * 1024, 4}, + {32 * 1024, 1}, + {64 * 1024, 30}, + {32 * 1024, 1}, + {8 * 1024, 4}, + }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {2 * 1024 * 1024, 1} }, + .block_erase = spi_block_erase_c7, + }, + }, + .printlock = spi_prettyprint_status_register_plain, /* TODO: improve */ + .unlock = spi_disable_blockprotect_sst26_global_unprotect, + .write = spi_chip_write_256, /* Multi I/O supported */ + .read = spi_chip_read, /* Fast read (0x0B) and multi I/O supported */ + .voltage = {2700, 3600}, + }, + { + .vendor = "SST", + .name = "SST26VF032B(A)", + .bustype = BUS_SPI, + .manufacture_id = SST_ID, + .model_id = SST_SST26VF032B, + .total_size = 4096, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP, + .tested = TEST_UNTESTED, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {4 * 1024, 1024} }, + .block_erase = spi_block_erase_20, + }, { + .eraseblocks = { + {8 * 1024, 4}, + {32 * 1024, 1}, + {64 * 1024, 62}, + {32 * 1024, 1}, + {8 * 1024, 4}, + }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {4 * 1024 * 1024, 1} }, + .block_erase = spi_block_erase_c7, + }, + }, + .printlock = spi_prettyprint_status_register_plain, /* TODO: improve */ + .unlock = spi_disable_blockprotect_sst26_global_unprotect, + .write = spi_chip_write_256, /* Multi I/O supported */ + .read = spi_chip_read, /* Fast read (0x0B) and multi I/O supported */ + .voltage = {2700, 3600}, + }, + + + { + .vendor = "SST", + .name = "SST26VF064B(A)", + .bustype = BUS_SPI, + .manufacture_id = SST_ID, + .model_id = SST_SST26VF064B, + .total_size = 8192, + .page_size = 256, + .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP, + .tested = TEST_OK_PREW, + .probe = probe_spi_rdid, + .probe_timing = TIMING_ZERO, + .block_erasers = + { + { + .eraseblocks = { {4 * 1024, 2048} }, + .block_erase = spi_block_erase_20, + }, { + .eraseblocks = { + {8 * 1024, 4}, + {32 * 1024, 1}, + {64 * 1024, 126}, + {32 * 1024, 1}, + {8 * 1024, 4}, + }, + .block_erase = spi_block_erase_d8, + }, { + .eraseblocks = { {8 * 1024 * 1024, 1} }, + .block_erase = spi_block_erase_c7, + }, + }, + .printlock = spi_prettyprint_status_register_plain, /* TODO: improve */ + .unlock = spi_disable_blockprotect_sst26_global_unprotect, + .write = spi_chip_write_256, /* Multi I/O supported */ + .read = spi_chip_read, /* Fast read (0x0B) and multi I/O supported */ + .voltage = {2700, 3600}, + }, + + { + .vendor = "SST", .name = "SST25WF512", .bustype = BUS_SPI, .manufacture_id = SST_ID, diff --git a/flashchips.h b/flashchips.h index 6eeb28f47..348f2fd71 100644 --- a/flashchips.h +++ b/flashchips.h @@ -699,6 +699,8 @@ #define SST_SST25VF064C 0x254B #define SST_SST26VF016 0x2601 #define SST_SST26VF032 0x2602 +#define SST_SST26VF016B 0x2641 +#define SST_SST26VF032B 0x2642 #define SST_SST26VF064B 0x2643 #define SST_SST27SF512 0xA4 #define SST_SST27SF010 0xA5 diff --git a/spi25_statusreg.c b/spi25_statusreg.c index 67d676c79..a5fb3b8bd 100644 --- a/spi25_statusreg.c +++ b/spi25_statusreg.c @@ -195,6 +195,19 @@ int spi_disable_blockprotect(struct flashctx *flash) return spi_disable_blockprotect_generic(flash, 0x3C, 0, 0, 0xFF); } +int spi_disable_blockprotect_sst26_global_unprotect(struct flashctx *flash) +{ + int result = spi_write_enable(flash); + if (result) + return result; + + static const unsigned char cmd[] = { 0x98 }; /* ULBPR */ + result = spi_send_command(flash, sizeof(cmd), 0, cmd, NULL); + if (result) + msg_cerr("ULBPR failed\n"); + return result; +} + /* A common block protection disable that tries to unset the status register bits masked by 0x0C (BP0-1) and * protected/locked by bit #7. Useful when bits 4-5 may be non-0). */ int spi_disable_blockprotect_bp1_srwd(struct flashctx *flash) |