X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fcfi.c;h=08c43580e0403316403fd402ccc8d47efe13d6cf;hp=ac99f0e212923a3ddeee1c28380d6509c17ebd3f;hb=0796dfff89bf00f82a780d7719767bcffe881d67;hpb=1840226d555b9863a2315bcc6218671fdfa2af32 diff --git a/src/flash/cfi.c b/src/flash/cfi.c index ac99f0e212..08c43580e0 100644 --- a/src/flash/cfi.c +++ b/src/flash/cfi.c @@ -29,39 +29,12 @@ #include "binarybuffer.h" -static int cfi_register_commands(struct command_context_s *cmd_ctx); -static int cfi_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank); -static int cfi_erase(struct flash_bank_s *bank, int first, int last); -static int cfi_protect(struct flash_bank_s *bank, int set, int first, int last); -static int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint32_t count); -static int cfi_probe(struct flash_bank_s *bank); -static int cfi_auto_probe(struct flash_bank_s *bank); -static int cfi_protect_check(struct flash_bank_s *bank); -static int cfi_info(struct flash_bank_s *bank, char *buf, int buf_size); - -//static int cfi_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); - #define CFI_MAX_BUS_WIDTH 4 #define CFI_MAX_CHIP_WIDTH 4 /* defines internal maximum size for code fragment in cfi_intel_write_block() */ #define CFI_MAX_INTEL_CODESIZE 256 -flash_driver_t cfi_flash = -{ - .name = "cfi", - .register_commands = cfi_register_commands, - .flash_bank_command = cfi_flash_bank_command, - .erase = cfi_erase, - .protect = cfi_protect, - .write = cfi_write, - .probe = cfi_probe, - .auto_probe = cfi_auto_probe, - .erase_check = default_flash_blank_check, - .protect_check = cfi_protect_check, - .info = cfi_info -}; - static cfi_unlock_addresses_t cfi_unlock_addresses[] = { [CFI_UNLOCK_555_2AA] = { .unlock1 = 0x555, .unlock2 = 0x2aa }, @@ -74,7 +47,7 @@ static void cfi_fixup_0002_unlock_addresses(flash_bank_t *flash, void *param); static void cfi_fixup_atmel_reversed_erase_regions(flash_bank_t *flash, void *param); /* fixup after reading cmdset 0002 primary query table */ -static cfi_fixup_t cfi_0002_fixups[] = { +static const cfi_fixup_t cfi_0002_fixups[] = { {CFI_MFR_SST, 0x00D4, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]}, {CFI_MFR_SST, 0x00D5, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]}, {CFI_MFR_SST, 0x00D6, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]}, @@ -90,14 +63,14 @@ static cfi_fixup_t cfi_0002_fixups[] = { }; /* fixup after reading cmdset 0001 primary query table */ -static cfi_fixup_t cfi_0001_fixups[] = { +static const cfi_fixup_t cfi_0001_fixups[] = { {0, 0, NULL, NULL} }; -static void cfi_fixup(flash_bank_t *bank, cfi_fixup_t *fixups) +static void cfi_fixup(flash_bank_t *bank, const cfi_fixup_t *fixups) { cfi_flash_bank_t *cfi_info = bank->driver_priv; - cfi_fixup_t *f; + const cfi_fixup_t *f; for (f = fixups; f->fixup; f++) { @@ -114,7 +87,7 @@ static __inline__ uint32_t flash_address(flash_bank_t *bank, int sector, uint32_ { cfi_flash_bank_t *cfi_info = bank->driver_priv; - if(cfi_info->x16_as_x8) offset*=2; + if (cfi_info->x16_as_x8) offset *= 2; /* while the sector list isn't built, only accesses to sector 0 work */ if (sector == 0) @@ -209,12 +182,12 @@ static uint16_t cfi_query_u16(flash_bank_t *bank, int sector, uint32_t offset) cfi_flash_bank_t *cfi_info = bank->driver_priv; uint8_t data[CFI_MAX_BUS_WIDTH * 2]; - if(cfi_info->x16_as_x8) + if (cfi_info->x16_as_x8) { uint8_t i; - for(i=0;i<2;i++) - target_read_memory(target, flash_address(bank, sector, offset+i), bank->bus_width, 1, - &data[i*bank->bus_width] ); + for (i = 0;i < 2;i++) + target_read_memory(target, flash_address(bank, sector, offset + i), bank->bus_width, 1, + &data[i*bank->bus_width]); } else target_read_memory(target, flash_address(bank, sector, offset), bank->bus_width, 2, data); @@ -231,12 +204,12 @@ static uint32_t cfi_query_u32(flash_bank_t *bank, int sector, uint32_t offset) cfi_flash_bank_t *cfi_info = bank->driver_priv; uint8_t data[CFI_MAX_BUS_WIDTH * 4]; - if(cfi_info->x16_as_x8) + if (cfi_info->x16_as_x8) { uint8_t i; - for(i=0;i<4;i++) - target_read_memory(target, flash_address(bank, sector, offset+i), bank->bus_width, 1, - &data[i*bank->bus_width] ); + for (i = 0;i < 4;i++) + target_read_memory(target, flash_address(bank, sector, offset + i), bank->bus_width, 1, + &data[i*bank->bus_width]); } else target_read_memory(target, flash_address(bank, sector, offset), bank->bus_width, 4, data); @@ -356,12 +329,12 @@ static int cfi_read_intel_pri_ext(flash_bank_t *bank) if ((pri_ext->pri[0] != 'P') || (pri_ext->pri[1] != 'R') || (pri_ext->pri[2] != 'I')) { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -378,7 +351,10 @@ static int cfi_read_intel_pri_ext(flash_bank_t *bank) pri_ext->suspend_cmd_support = cfi_query_u8(bank, 0, cfi_info->pri_addr + 9); pri_ext->blk_status_reg_mask = cfi_query_u16(bank, 0, cfi_info->pri_addr + 0xa); - LOG_DEBUG("feature_support: 0x%x, suspend_cmd_support: 0x%x, blk_status_reg_mask: 0x%x", pri_ext->feature_support, pri_ext->suspend_cmd_support, pri_ext->blk_status_reg_mask); + LOG_DEBUG("feature_support: 0x%" PRIx32 ", suspend_cmd_support: 0x%x, blk_status_reg_mask: 0x%x", + pri_ext->feature_support, + pri_ext->suspend_cmd_support, + pri_ext->blk_status_reg_mask); pri_ext->vcc_optimal = cfi_query_u8(bank, 0, cfi_info->pri_addr + 0xc); pri_ext->vpp_optimal = cfi_query_u8(bank, 0, cfi_info->pri_addr + 0xd); @@ -419,7 +395,7 @@ static int cfi_read_spansion_pri_ext(flash_bank_t *bank) if ((pri_ext->pri[0] != 'P') || (pri_ext->pri[1] != 'R') || (pri_ext->pri[2] != 'I')) { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -492,7 +468,7 @@ static int cfi_read_atmel_pri_ext(flash_bank_t *bank) if ((atmel_pri_ext.pri[0] != 'P') || (atmel_pri_ext.pri[1] != 'R') || (atmel_pri_ext.pri[2] != 'I')) { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -597,7 +573,7 @@ static int cfi_intel_info(struct flash_bank_s *bank, char *buf, int buf_size) buf += printed; buf_size -= printed; - printed = snprintf(buf, buf_size, "feature_support: 0x%x, suspend_cmd_support: 0x%x, blk_status_reg_mask: 0x%x\n", pri_ext->feature_support, pri_ext->suspend_cmd_support, pri_ext->blk_status_reg_mask); + printed = snprintf(buf, buf_size, "feature_support: 0x%" PRIx32 ", suspend_cmd_support: 0x%x, blk_status_reg_mask: 0x%x\n", pri_ext->feature_support, pri_ext->suspend_cmd_support, pri_ext->blk_status_reg_mask); buf += printed; buf_size -= printed; @@ -625,7 +601,7 @@ static int cfi_register_commands(struct command_context_s *cmd_ctx) /* flash_bank cfi [options] */ -static int cfi_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank) +FLASH_BANK_COMMAND_HANDLER(cfi_flash_bank_command) { cfi_flash_bank_t *cfi_info; int i; @@ -638,8 +614,12 @@ static int cfi_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, return ERROR_FLASH_BANK_INVALID; } - if ((strtoul(args[4], NULL, 0) > CFI_MAX_CHIP_WIDTH) - || (strtoul(args[3], NULL, 0) > CFI_MAX_BUS_WIDTH)) + uint16_t chip_width, bus_width; + COMMAND_PARSE_NUMBER(u16, args[3], bus_width); + COMMAND_PARSE_NUMBER(u16, args[4], chip_width); + + if ((chip_width > CFI_MAX_CHIP_WIDTH) + || (bus_width > CFI_MAX_BUS_WIDTH)) { LOG_ERROR("chip and bus width have to specified in bytes"); return ERROR_FLASH_BANK_INVALID; @@ -688,13 +668,13 @@ static int cfi_intel_erase(struct flash_bank_s *bank, int first, int last) for (i = first; i <= last; i++) { cfi_command(bank, 0x20, command); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xd0, command); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -704,12 +684,12 @@ static int cfi_intel_erase(struct flash_bank_s *bank, int first, int last) else { cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't erase block %i of flash bank at base 0x%x", i, bank->base); + LOG_ERROR("couldn't erase block %i of flash bank at base 0x%" PRIx32 , i, bank->base); return ERROR_FLASH_OPERATION_FAILED; } } @@ -731,37 +711,37 @@ static int cfi_spansion_erase(struct flash_bank_s *bank, int first, int last) for (i = first; i <= last; i++) { cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x80, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x30, command); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -771,12 +751,12 @@ static int cfi_spansion_erase(struct flash_bank_s *bank, int first, int last) else { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't erase block %i of flash bank at base 0x%x", i, bank->base); + LOG_ERROR("couldn't erase block %i of flash bank at base 0x%" PRIx32, i, bank->base); return ERROR_FLASH_OPERATION_FAILED; } } @@ -803,7 +783,7 @@ static int cfi_erase(struct flash_bank_s *bank, int first, int last) if (cfi_info->qry[0] != 'Q') return ERROR_FLASH_BANK_NOT_PROBED; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -841,16 +821,16 @@ static int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int for (i = first; i <= last; i++) { cfi_command(bank, 0x60, command); - LOG_DEBUG("address: 0x%4.4x, command: 0x%4.4x", flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32, flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } if (set) { cfi_command(bank, 0x01, command); - LOG_DEBUG("address: 0x%4.4x, command: 0x%4.4x", flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32 , flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -859,8 +839,8 @@ static int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int else { cfi_command(bank, 0xd0, command); - LOG_DEBUG("address: 0x%4.4x, command: 0x%4.4x", flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32, flash_address(bank, i, 0x0), target_buffer_get_u32(target, command)); + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -878,7 +858,7 @@ static int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int uint8_t block_status; /* read block lock bit, to verify status */ cfi_command(bank, 0x90, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -888,7 +868,7 @@ static int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int { LOG_ERROR("couldn't change block lock status (set = %i, block_status = 0x%2.2x)", set, block_status); cfi_command(bank, 0x70, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -917,13 +897,13 @@ static int cfi_intel_protect(struct flash_bank_s *bank, int set, int first, int cfi_intel_clear_status_register(bank); cfi_command(bank, 0x60, command); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x01, command); - if((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -955,7 +935,7 @@ static int cfi_protect(struct flash_bank_s *bank, int set, int first, int last) if (cfi_info->qry[0] != 'Q') return ERROR_FLASH_BANK_NOT_PROBED; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -1008,10 +988,10 @@ static void cfi_add_byte(struct flash_bank_s *bank, uint8_t *word, uint8_t byte) static void cfi_fix_code_endian(target_t *target, uint8_t *dest, const uint32_t *src, uint32_t count) { uint32_t i; - for (i=0; i< count; i++) + for (i = 0; i< count; i++) { target_buffer_set_u32(target, dest, *src); - dest+=4; + dest += 4; src++; } } @@ -1122,11 +1102,11 @@ static int cfi_intel_write_block(struct flash_bank_s *bank, uint8_t *buffer, uin armv4_5_info.core_state = ARMV4_5_STATE_ARM; /* If we are setting up the write_algorith, we need target_code_src */ - /* if not we only need target_code_size. */ - /* */ - /* However, we don't want to create multiple code paths, so we */ - /* do the unecessary evaluation of target_code_src, which the */ - /* compiler will probably nicely optimize away if not needed */ + /* if not we only need target_code_size. */ + + /* However, we don't want to create multiple code paths, so we */ + /* do the unecessary evaluation of target_code_src, which the */ + /* compiler will probably nicely optimize away if not needed */ /* prepare algorithm code for target endian */ switch (bank->bus_width) @@ -1151,7 +1131,7 @@ static int cfi_intel_write_block(struct flash_bank_s *bank, uint8_t *buffer, uin /* flash write code */ if (!cfi_info->write_algorithm) { - if ( target_code_size > sizeof(target_code) ) + if (target_code_size > sizeof(target_code)) { LOG_WARNING("Internal error - target code buffer to small. Increase CFI_MAX_INTEL_CODESIZE and recompile."); return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; @@ -1203,7 +1183,7 @@ static int cfi_intel_write_block(struct flash_bank_s *bank, uint8_t *buffer, uin busy_pattern_val = cfi_command_val(bank, 0x80); error_pattern_val = cfi_command_val(bank, 0x7e); - LOG_INFO("Using target buffer at 0x%08x and of size 0x%04x", source->address, buffer_size ); + LOG_INFO("Using target buffer at 0x%08" PRIx32 " and of size 0x%04" PRIx32, source->address, buffer_size); /* Programming main loop */ while (count > 0) @@ -1211,7 +1191,7 @@ static int cfi_intel_write_block(struct flash_bank_s *bank, uint8_t *buffer, uin uint32_t thisrun_count = (count > buffer_size) ? buffer_size : count; uint32_t wsm_error; - if((retval = target_write_buffer(target, source->address, thisrun_count, buffer)) != ERROR_OK) + if ((retval = target_write_buffer(target, source->address, thisrun_count, buffer)) != ERROR_OK) { goto cleanup; } @@ -1224,7 +1204,7 @@ static int cfi_intel_write_block(struct flash_bank_s *bank, uint8_t *buffer, uin buf_set_u32(reg_params[5].value, 0, 32, busy_pattern_val); buf_set_u32(reg_params[6].value, 0, 32, error_pattern_val); - LOG_INFO("Write 0x%04x bytes to flash at 0x%08x", thisrun_count, address ); + LOG_INFO("Write 0x%04" PRIx32 " bytes to flash at 0x%08" PRIx32 , thisrun_count, address); /* Execute algorithm, assume breakpoint for last instruction */ retval = target_run_algorithm(target, 0, NULL, 7, reg_params, @@ -1381,6 +1361,31 @@ static int cfi_spansion_write_block(struct flash_bank_s *bank, uint8_t *buffer, 0xeafffffe /* b 81ac */ }; + static const uint32_t word_16_code_dq7only[] = { + /* : */ + 0xe0d050b2, /* ldrh r5, [r0], #2 */ + 0xe1c890b0, /* strh r9, [r8] */ + 0xe1cab0b0, /* strh r11, [r10] */ + 0xe1c830b0, /* strh r3, [r8] */ + 0xe1c150b0, /* strh r5, [r1] */ + 0xe1a00000, /* nop (mov r0,r0) */ + /* */ + /* : */ + 0xe1d160b0, /* ldrh r6, [r1] */ + 0xe0257006, /* eor r7, r5, r6 */ + 0xe2177080, /* ands r7, #0x80 */ + 0x1afffffb, /* bne 8168 */ + /* */ + 0xe2522001, /* subs r2, r2, #1 ; 0x1 */ + 0x03a05080, /* moveq r5, #128 ; 0x80 */ + 0x0a000001, /* beq 81ac */ + 0xe2811002, /* add r1, r1, #2 ; 0x2 */ + 0xeafffff0, /* b 8158 */ + /* */ + /* 000081ac : */ + 0xeafffffe /* b 81ac */ + }; + static const uint32_t word_8_code[] = { /* 000081b0 : */ 0xe4d05001, /* ldrb r5, [r0], #1 */ @@ -1419,37 +1424,49 @@ static int cfi_spansion_write_block(struct flash_bank_s *bank, uint8_t *buffer, armv4_5_info.core_mode = ARMV4_5_MODE_SVC; armv4_5_info.core_state = ARMV4_5_STATE_ARM; + int target_code_size; + const uint32_t *target_code_src; + + switch (bank->bus_width) + { + case 1 : + target_code_src = word_8_code; + target_code_size = sizeof(word_8_code); + break; + case 2 : + /* Check for DQ5 support */ + if( cfi_info->status_poll_mask & (1 << 5) ) + { + target_code_src = word_16_code; + target_code_size = sizeof(word_16_code); + } + else + { + /* No DQ5 support. Use DQ7 DATA# polling only. */ + target_code_src = word_16_code_dq7only; + target_code_size = sizeof(word_16_code_dq7only); + } + break; + case 4 : + target_code_src = word_32_code; + target_code_size = sizeof(word_32_code); + break; + default: + LOG_ERROR("Unsupported bank buswidth %d, can't do block memory writes", bank->bus_width); + return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; + } + /* flash write code */ if (!cfi_info->write_algorithm) { uint8_t *target_code; - int target_code_size; - const uint32_t *src; /* convert bus-width dependent algorithm code to correct endiannes */ - switch (bank->bus_width) - { - case 1: - src = word_8_code; - target_code_size = sizeof(word_8_code); - break; - case 2: - src = word_16_code; - target_code_size = sizeof(word_16_code); - break; - case 4: - src = word_32_code; - target_code_size = sizeof(word_32_code); - break; - default: - LOG_ERROR("Unsupported bank buswidth %d, can't do block memory writes", bank->bus_width); - return ERROR_FLASH_OPERATION_FAILED; - } target_code = malloc(target_code_size); - cfi_fix_code_endian(target, target_code, src, target_code_size / 4); + cfi_fix_code_endian(target, target_code, target_code_src, target_code_size / 4); /* allocate working area */ - retval=target_alloc_working_area(target, target_code_size, + retval = target_alloc_working_area(target, target_code_size, &cfi_info->write_algorithm); if (retval != ERROR_OK) { @@ -1458,7 +1475,7 @@ static int cfi_spansion_write_block(struct flash_bank_s *bank, uint8_t *buffer, } /* write algorithm code to working area */ - if((retval = target_write_buffer(target, cfi_info->write_algorithm->address, + if ((retval = target_write_buffer(target, cfi_info->write_algorithm->address, target_code_size, target_code)) != ERROR_OK) { free(target_code); @@ -1512,14 +1529,14 @@ static int cfi_spansion_write_block(struct flash_bank_s *bank, uint8_t *buffer, retval = target_run_algorithm(target, 0, NULL, 10, reg_params, cfi_info->write_algorithm->address, - cfi_info->write_algorithm->address + ((24 * 4) - 4), + cfi_info->write_algorithm->address + ((target_code_size) - 4), 10000, &armv4_5_info); status = buf_get_u32(reg_params[5].value, 0, 32); if ((retval != ERROR_OK) || (retvaltemp != ERROR_OK) || status != 0x80) { - LOG_DEBUG("status: 0x%x", status); + LOG_DEBUG("status: 0x%" PRIx32 , status); exit_code = ERROR_FLASH_OPERATION_FAILED; break; } @@ -1529,7 +1546,7 @@ static int cfi_spansion_write_block(struct flash_bank_s *bank, uint8_t *buffer, count -= thisrun_count; } - target_free_working_area(target, source); + target_free_all_working_areas(target); destroy_reg_param(®_params[0]); destroy_reg_param(®_params[1]); @@ -1554,12 +1571,12 @@ static int cfi_intel_write_word(struct flash_bank_s *bank, uint8_t *word, uint32 cfi_intel_clear_status_register(bank); cfi_command(bank, 0x40, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - if((retval = target_write_memory(target, address, bank->bus_width, 1, word)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, word)) != ERROR_OK) { return retval; } @@ -1567,12 +1584,12 @@ static int cfi_intel_write_word(struct flash_bank_s *bank, uint8_t *word, uint32 if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != 0x80) { cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't write word at base 0x%x, address %x", bank->base, address); + LOG_ERROR("couldn't write word at base 0x%" PRIx32 ", address %" PRIx32 , bank->base, address); return ERROR_FLASH_OPERATION_FAILED; } @@ -1594,10 +1611,11 @@ static int cfi_intel_write_words(struct flash_bank_s *bank, uint8_t *word, uint3 /* Check for valid range */ if (address & buffermask) { - LOG_ERROR("Write address at base 0x%x, address %x not aligned to 2^%d boundary", bank->base, address, cfi_info->max_buf_write_size); + LOG_ERROR("Write address at base 0x%" PRIx32 ", address %" PRIx32 " not aligned to 2^%d boundary", + bank->base, address, cfi_info->max_buf_write_size); return ERROR_FLASH_OPERATION_FAILED; } - switch(bank->chip_width) + switch (bank->chip_width) { case 4 : bufferwsize = buffersize / 4; break; case 2 : bufferwsize = buffersize / 2; break; @@ -1613,7 +1631,7 @@ static int cfi_intel_write_words(struct flash_bank_s *bank, uint8_t *word, uint3 /* Check for valid size */ if (wordcount > bufferwsize) { - LOG_ERROR("Number of data words %d exceeds available buffersize %d", wordcount, buffersize); + LOG_ERROR("Number of data words %" PRId32 " exceeds available buffersize %" PRId32 , wordcount, buffersize); return ERROR_FLASH_OPERATION_FAILED; } @@ -1622,49 +1640,49 @@ static int cfi_intel_write_words(struct flash_bank_s *bank, uint8_t *word, uint3 /* Initiate buffer operation _*/ cfi_command(bank, 0xE8, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->buf_write_timeout_max)) != 0x80) { cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't start buffer write operation at base 0x%x, address %x", bank->base, address); + LOG_ERROR("couldn't start buffer write operation at base 0x%" PRIx32 ", address %" PRIx32 , bank->base, address); return ERROR_FLASH_OPERATION_FAILED; } /* Write buffer wordcount-1 and data words */ cfi_command(bank, bufferwsize-1, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - if((retval = target_write_memory(target, address, bank->bus_width, bufferwsize, word)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, bufferwsize, word)) != ERROR_OK) { return retval; } /* Commit write operation */ cfi_command(bank, 0xd0, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->buf_write_timeout_max)) != 0x80) { cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("Buffer write at base 0x%x, address %x failed.", bank->base, address); + LOG_ERROR("Buffer write at base 0x%" PRIx32 ", address %" PRIx32 " failed.", bank->base, address); return ERROR_FLASH_OPERATION_FAILED; } @@ -1680,24 +1698,24 @@ static int cfi_spansion_write_word(struct flash_bank_s *bank, uint8_t *word, uin uint8_t command[8]; cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xa0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - if((retval = target_write_memory(target, address, bank->bus_width, 1, word)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, word)) != ERROR_OK) { return retval; } @@ -1705,12 +1723,12 @@ static int cfi_spansion_write_word(struct flash_bank_s *bank, uint8_t *word, uin if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK) { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't write word at base 0x%x, address %x", bank->base, address); + LOG_ERROR("couldn't write word at base 0x%" PRIx32 ", address %" PRIx32 , bank->base, address); return ERROR_FLASH_OPERATION_FAILED; } @@ -1733,10 +1751,10 @@ static int cfi_spansion_write_words(struct flash_bank_s *bank, uint8_t *word, ui /* Check for valid range */ if (address & buffermask) { - LOG_ERROR("Write address at base 0x%x, address %x not aligned to 2^%d boundary", bank->base, address, cfi_info->max_buf_write_size); + LOG_ERROR("Write address at base 0x%" PRIx32 ", address %" PRIx32 " not aligned to 2^%d boundary", bank->base, address, cfi_info->max_buf_write_size); return ERROR_FLASH_OPERATION_FAILED; } - switch(bank->chip_width) + switch (bank->chip_width) { case 4 : bufferwsize = buffersize / 4; break; case 2 : bufferwsize = buffersize / 2; break; @@ -1751,45 +1769,45 @@ static int cfi_spansion_write_words(struct flash_bank_s *bank, uint8_t *word, ui /* Check for valid size */ if (wordcount > bufferwsize) { - LOG_ERROR("Number of data words %d exceeds available buffersize %d", wordcount, buffersize); + LOG_ERROR("Number of data words %" PRId32 " exceeds available buffersize %" PRId32, wordcount, buffersize); return ERROR_FLASH_OPERATION_FAILED; } // Unlock cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } // Buffer load command cfi_command(bank, 0x25, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } /* Write buffer wordcount-1 and data words */ cfi_command(bank, bufferwsize-1, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - if((retval = target_write_memory(target, address, bank->bus_width, bufferwsize, word)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, bufferwsize, word)) != ERROR_OK) { return retval; } /* Commit write operation */ cfi_command(bank, 0x29, command); - if((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -1797,12 +1815,12 @@ static int cfi_spansion_write_words(struct flash_bank_s *bank, uint8_t *word, ui if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK) { cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } - LOG_ERROR("couldn't write block at base 0x%x, address %x, size %x", bank->base, address, bufferwsize); + LOG_ERROR("couldn't write block at base 0x%" PRIx32 ", address %" PRIx32 ", size %" PRIx32 , bank->base, address, bufferwsize); return ERROR_FLASH_OPERATION_FAILED; } @@ -1813,7 +1831,7 @@ static int cfi_write_word(struct flash_bank_s *bank, uint8_t *word, uint32_t add { cfi_flash_bank_t *cfi_info = bank->driver_priv; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -1834,7 +1852,7 @@ static int cfi_write_words(struct flash_bank_s *bank, uint8_t *word, uint32_t wo { cfi_flash_bank_t *cfi_info = bank->driver_priv; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -1879,7 +1897,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 write_p = address & ~(bank->bus_width - 1); if ((align = address - write_p) != 0) { - LOG_INFO("Fixup %d unaligned head bytes", align ); + LOG_INFO("Fixup %d unaligned head bytes", align); for (i = 0; i < bank->bus_width; i++) current_word[i] = 0; @@ -1889,7 +1907,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 for (i = 0; i < align; ++i, ++copy_p) { uint8_t byte; - if((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) + if ((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) { return retval; } @@ -1908,7 +1926,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 for (; (count == 0) && (i < bank->bus_width); ++i, ++copy_p) { uint8_t byte; - if((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) + if ((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) { return retval; } @@ -1923,7 +1941,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 /* handle blocks of bus_size aligned bytes */ blk_count = count & ~(bank->bus_width - 1); /* round down, leave tail bytes */ - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { /* try block writes (fails without working area) */ case 1: @@ -1954,7 +1972,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 uint32_t buffermask = buffersize-1; uint32_t bufferwsize; - switch(bank->chip_width) + switch (bank->chip_width) { case 4 : bufferwsize = buffersize / 4; break; case 2 : bufferwsize = buffersize / 2; break; @@ -1972,7 +1990,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 int fallback; if ((write_p & 0xff) == 0) { - LOG_INFO("Programming at %08x, count %08x bytes remaining", write_p, count); + LOG_INFO("Programming at %08" PRIx32 ", count %08" PRIx32 " bytes remaining", write_p, count); } fallback = 1; if ((bufferwsize > 0) && (count >= buffersize) && !(write_p & buffermask)) @@ -1983,7 +2001,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 buffer += buffersize; write_p += buffersize; count -= buffersize; - fallback=0; + fallback = 0; } } /* try the slow way? */ @@ -2012,12 +2030,12 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 /* return to read array mode, so we can read from flash again for padding */ cfi_command(bank, 0xf0, current_word); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) { return retval; } cfi_command(bank, 0xff, current_word); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) { return retval; } @@ -2025,7 +2043,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 /* handle unaligned tail bytes */ if (count > 0) { - LOG_INFO("Fixup %d unaligned tail bytes", count ); + LOG_INFO("Fixup %" PRId32 " unaligned tail bytes", count); copy_p = write_p; for (i = 0; i < bank->bus_width; i++) @@ -2039,7 +2057,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 for (; i < bank->bus_width; ++i, ++copy_p) { uint8_t byte; - if((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) + if ((retval = target_read_memory(target, copy_p, 1, 1, &byte)) != ERROR_OK) { return retval; } @@ -2052,7 +2070,7 @@ int cfi_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint3 /* return to read array mode */ cfi_command(bank, 0xf0, current_word); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK) { return retval; } @@ -2102,6 +2120,45 @@ static void cfi_fixup_0002_unlock_addresses(flash_bank_t *bank, void *param) pri_ext->_unlock2 = unlock_addresses->unlock2; } + +static int cfi_query_string(struct flash_bank_s *bank, int address) +{ + cfi_flash_bank_t *cfi_info = bank->driver_priv; + target_t *target = bank->target; + int retval; + uint8_t command[8]; + + cfi_command(bank, 0x98, command); + if ((retval = target_write_memory(target, flash_address(bank, 0, address), bank->bus_width, 1, command)) != ERROR_OK) + { + return retval; + } + + cfi_info->qry[0] = cfi_query_u8(bank, 0, 0x10); + cfi_info->qry[1] = cfi_query_u8(bank, 0, 0x11); + cfi_info->qry[2] = cfi_query_u8(bank, 0, 0x12); + + LOG_DEBUG("CFI qry returned: 0x%2.2x 0x%2.2x 0x%2.2x", cfi_info->qry[0], cfi_info->qry[1], cfi_info->qry[2]); + + if ((cfi_info->qry[0] != 'Q') || (cfi_info->qry[1] != 'R') || (cfi_info->qry[2] != 'Y')) + { + cfi_command(bank, 0xf0, command); + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + { + return retval; + } + cfi_command(bank, 0xff, command); + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + { + return retval; + } + LOG_ERROR("Could not probe bank: no QRY"); + return ERROR_FLASH_BANK_INVALID; + } + + return ERROR_OK; +} + static int cfi_probe(struct flash_bank_s *bank) { cfi_flash_bank_t *cfi_info = bank->driver_priv; @@ -2133,17 +2190,17 @@ static int cfi_probe(struct flash_bank_s *bank) /* switch to read identifier codes mode ("AUTOSELECT") */ cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x90, command); - if((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -2151,11 +2208,11 @@ static int cfi_probe(struct flash_bank_s *bank) if (bank->chip_width == 1) { uint8_t manufacturer, device_id; - if((retval = target_read_u8(target, flash_address(bank, 0, 0x00), &manufacturer)) != ERROR_OK) + if ((retval = target_read_u8(target, flash_address(bank, 0, 0x00), &manufacturer)) != ERROR_OK) { return retval; } - if((retval = target_read_u8(target, flash_address(bank, 0, 0x01), &device_id)) != ERROR_OK) + if ((retval = target_read_u8(target, flash_address(bank, 0, 0x01), &device_id)) != ERROR_OK) { return retval; } @@ -2164,11 +2221,11 @@ static int cfi_probe(struct flash_bank_s *bank) } else if (bank->chip_width == 2) { - if((retval = target_read_u16(target, flash_address(bank, 0, 0x00), &cfi_info->manufacturer)) != ERROR_OK) + if ((retval = target_read_u16(target, flash_address(bank, 0, 0x00), &cfi_info->manufacturer)) != ERROR_OK) { return retval; } - if((retval = target_read_u16(target, flash_address(bank, 0, 0x02), &cfi_info->device_id)) != ERROR_OK) + if ((retval = target_read_u16(target, flash_address(bank, 0, 0x01), &cfi_info->device_id)) != ERROR_OK) { return retval; } @@ -2177,12 +2234,12 @@ static int cfi_probe(struct flash_bank_s *bank) LOG_INFO("Flash Manufacturer/Device: 0x%04x 0x%04x", cfi_info->manufacturer, cfi_info->device_id); /* switch back to read array mode */ cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -2195,6 +2252,8 @@ static int cfi_probe(struct flash_bank_s *bank) */ if (cfi_info->not_cfi == 0) { + int retval; + /* enter CFI query mode * according to JEDEC Standard No. 68.01, * a single bus sequence with address = 0x55, data = 0x98 should put @@ -2202,33 +2261,21 @@ static int cfi_probe(struct flash_bank_s *bank) * * SST flashes clearly violate this, and we will consider them incompatbile for now */ - cfi_command(bank, 0x98, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) - { - return retval; - } - - cfi_info->qry[0] = cfi_query_u8(bank, 0, 0x10); - cfi_info->qry[1] = cfi_query_u8(bank, 0, 0x11); - cfi_info->qry[2] = cfi_query_u8(bank, 0, 0x12); - - LOG_DEBUG("CFI qry returned: 0x%2.2x 0x%2.2x 0x%2.2x", cfi_info->qry[0], cfi_info->qry[1], cfi_info->qry[2]); - if ((cfi_info->qry[0] != 'Q') || (cfi_info->qry[1] != 'R') || (cfi_info->qry[2] != 'Y')) + retval = cfi_query_string(bank, 0x55); + if (retval != ERROR_OK) { - cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) - { - return retval; - } - cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) - { - return retval; - } - LOG_ERROR("Could not probe bank: no QRY"); - return ERROR_FLASH_BANK_INVALID; + /* + * Spansion S29WS-N CFI query fix is to try 0x555 if 0x55 fails. Should + * be harmless enough: + * + * http://www.infradead.org/pipermail/linux-mtd/2005-September/013618.html + */ + LOG_USER("Try workaround w/0x555 instead of 0x55 to get QRY."); + retval = cfi_query_string(bank, 0x555); } + if (retval != ERROR_OK) + return retval; cfi_info->pri_id = cfi_query_u16(bank, 0, 0x13); cfi_info->pri_addr = cfi_query_u16(bank, 0, 0x15); @@ -2262,12 +2309,12 @@ static int cfi_probe(struct flash_bank_s *bank) (1 << cfi_info->block_erase_timeout_max) * (1 << cfi_info->block_erase_timeout_typ), (1 << cfi_info->chip_erase_timeout_max) * (1 << cfi_info->chip_erase_timeout_typ)); - cfi_info->dev_size = 1<dev_size = 1 << cfi_query_u8(bank, 0, 0x27); cfi_info->interface_desc = cfi_query_u16(bank, 0, 0x28); cfi_info->max_buf_write_size = cfi_query_u16(bank, 0, 0x2a); cfi_info->num_erase_regions = cfi_query_u8(bank, 0, 0x2c); - LOG_DEBUG("size: 0x%x, interface desc: %i, max buffer write size: %x", cfi_info->dev_size, cfi_info->interface_desc, (1 << cfi_info->max_buf_write_size)); + LOG_DEBUG("size: 0x%" PRIx32 ", interface desc: %i, max buffer write size: %x", cfi_info->dev_size, cfi_info->interface_desc, (1 << cfi_info->max_buf_write_size)); if (cfi_info->num_erase_regions) { @@ -2275,7 +2322,10 @@ static int cfi_probe(struct flash_bank_s *bank) for (i = 0; i < cfi_info->num_erase_regions; i++) { cfi_info->erase_region_info[i] = cfi_query_u32(bank, 0, 0x2d + (4 * i)); - LOG_DEBUG("erase region[%i]: %i blocks of size 0x%x", i, (cfi_info->erase_region_info[i] & 0xffff) + 1, (cfi_info->erase_region_info[i] >> 16) * 256); + LOG_DEBUG("erase region[%i]: %" PRIu32 " blocks of size 0x%" PRIx32 "", + i, + (cfi_info->erase_region_info[i] & 0xffff) + 1, + (cfi_info->erase_region_info[i] >> 16) * 256); } } else @@ -2286,7 +2336,7 @@ static int cfi_probe(struct flash_bank_s *bank) /* We need to read the primary algorithm extended query table before calculating * the sector layout to be able to apply fixups */ - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { /* Intel command set (standard and extended) */ case 0x0001: @@ -2307,19 +2357,19 @@ static int cfi_probe(struct flash_bank_s *bank) * we use both reset commands, as some Intel flashes fail to recognize the 0xF0 command */ cfi_command(bank, 0xf0, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0xff, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } } /* end CFI case */ /* apply fixups depending on the primary command set */ - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { /* Intel command set (standard and extended) */ case 0x0001: @@ -2337,7 +2387,7 @@ static int cfi_probe(struct flash_bank_s *bank) if ((cfi_info->dev_size * bank->bus_width / bank->chip_width) != bank->size) { - LOG_WARNING("configuration specifies 0x%x size, but a 0x%x size flash was found", bank->size, cfi_info->dev_size); + LOG_WARNING("configuration specifies 0x%" PRIx32 " size, but a 0x%" PRIx32 " size flash was found", bank->size, cfi_info->dev_size); } if (cfi_info->num_erase_regions == 0) @@ -2376,9 +2426,10 @@ static int cfi_probe(struct flash_bank_s *bank) sector++; } } - if (offset != cfi_info->dev_size) + if (offset != (cfi_info->dev_size * bank->bus_width / bank->chip_width)) { - LOG_WARNING("CFI size is 0x%x, but total sector size is 0x%x", cfi_info->dev_size, offset); + LOG_WARNING("CFI size is 0x%" PRIx32 ", but total sector size is 0x%" PRIx32 "", \ + (cfi_info->dev_size * bank->bus_width / bank->chip_width), offset); } } @@ -2410,7 +2461,7 @@ static int cfi_intel_protect_check(struct flash_bank_s *bank) return ERROR_FLASH_OPERATION_FAILED; cfi_command(bank, 0x90, command); - if((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -2439,19 +2490,19 @@ static int cfi_spansion_protect_check(struct flash_bank_s *bank) int i; cfi_command(bank, 0xaa, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x55, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } cfi_command(bank, 0x90, command); - if((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) + if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK) { return retval; } @@ -2483,7 +2534,7 @@ static int cfi_protect_check(struct flash_bank_s *bank) if (cfi_info->qry[0] != 'Q') return ERROR_FLASH_BANK_NOT_PROBED; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -2553,14 +2604,14 @@ static int cfi_info(struct flash_bank_s *bank, char *buf, int buf_size) buf += printed; buf_size -= printed; - printed = snprintf(buf, buf_size, "size: 0x%x, interface desc: %i, max buffer write size: %x\n", + printed = snprintf(buf, buf_size, "size: 0x%" PRIx32 ", interface desc: %i, max buffer write size: %x\n", cfi_info->dev_size, cfi_info->interface_desc, 1 << cfi_info->max_buf_write_size); buf += printed; buf_size -= printed; - switch(cfi_info->pri_id) + switch (cfi_info->pri_id) { case 1: case 3: @@ -2577,3 +2628,17 @@ static int cfi_info(struct flash_bank_s *bank, char *buf, int buf_size) return ERROR_OK; } + +flash_driver_t cfi_flash = { + .name = "cfi", + .register_commands = &cfi_register_commands, + .flash_bank_command = &cfi_flash_bank_command, + .erase = &cfi_erase, + .protect = &cfi_protect, + .write = &cfi_write, + .probe = &cfi_probe, + .auto_probe = &cfi_auto_probe, + .erase_check = &default_flash_blank_check, + .protect_check = &cfi_protect_check, + .info = &cfi_info, + };