X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fflash%2Fnand.c;h=7fb7c99e7ae8e9dd42e661d922f2ad297d8c9783;hb=111b7a6a9dbd68c906b8a8dff6e6c34d780297db;hp=9851e7895da060237f06e184add13aab5d7e00d2;hpb=8959de9f679cfd0436d731fd91b88a68b9a75fa6;p=openocd diff --git a/src/flash/nand.c b/src/flash/nand.c index 9851e789..7fb7c99e 100644 --- a/src/flash/nand.c +++ b/src/flash/nand.c @@ -52,6 +52,7 @@ extern nand_flash_controller_t s3c2410_nand_controller; extern nand_flash_controller_t s3c2412_nand_controller; extern nand_flash_controller_t s3c2440_nand_controller; extern nand_flash_controller_t s3c2443_nand_controller; +extern nand_flash_controller_t imx31_nand_flash_controller; /* extern nand_flash_controller_t boundary_scan_nand_controller; */ @@ -64,6 +65,7 @@ static nand_flash_controller_t *nand_flash_controllers[] = &s3c2412_nand_controller, &s3c2440_nand_controller, &s3c2443_nand_controller, + &imx31_nand_flash_controller, /* &boundary_scan_nand_controller, */ NULL }; @@ -307,13 +309,14 @@ int nand_init(struct command_context_s *cmd_ctx) "identify NAND flash device "); register_command(cmd_ctx, nand_cmd, "check_bad_blocks", handle_nand_check_bad_blocks_command, COMMAND_EXEC, "check NAND flash device for bad blocks [ ]"); - register_command(cmd_ctx, nand_cmd, "erase", handle_nand_erase_command, COMMAND_EXEC, - "erase blocks on NAND flash device "); + register_command(cmd_ctx, nand_cmd, "erase", + handle_nand_erase_command, COMMAND_EXEC, + "erase blocks on NAND flash device [ ]"); register_command(cmd_ctx, nand_cmd, "dump", handle_nand_dump_command, COMMAND_EXEC, "dump from NAND flash device " - " [oob_raw|oob_only]"); + " [oob_raw | oob_only]"); register_command(cmd_ctx, nand_cmd, "write", handle_nand_write_command, COMMAND_EXEC, - "write to NAND flash device [oob_raw|oob_only|oob_softecc|oob_softecc_kw]"); + "write to NAND flash device [oob_raw | oob_only | oob_softecc | oob_softecc_kw]"); register_command(cmd_ctx, nand_cmd, "raw_access", handle_nand_raw_access_command, COMMAND_EXEC, "raw access to NAND flash device ['enable'|'disable']"); } @@ -337,6 +340,19 @@ nand_device_t *get_nand_device_by_num(int num) return NULL; } +int nand_command_get_device_by_num(struct command_context_s *cmd_ctx, + char *str, nand_device_t **device) +{ + unsigned num; + COMMAND_PARSE_NUMBER(uint, str, num); + *device = get_nand_device_by_num(num); + if (!*device) { + command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", str); + return ERROR_INVALID_ARGUMENTS; + } + return ERROR_OK; +} + static int nand_build_bbt(struct nand_device_s *device, int first, int last) { uint32_t page = 0x0; @@ -635,7 +651,7 @@ int nand_probe(struct nand_device_s *device) return ERROR_OK; } -int nand_erase(struct nand_device_s *device, int first_block, int last_block) +static int nand_erase(struct nand_device_s *device, int first_block, int last_block) { int i; uint32_t page; @@ -710,8 +726,11 @@ int nand_erase(struct nand_device_s *device, int first_block, int last_block) if (status & 0x1) { - LOG_ERROR("erase operation didn't pass, status: 0x%2.2x", status); - return ERROR_NAND_OPERATION_FAILED; + LOG_ERROR("didn't erase %sblock %d; status: 0x%2.2x", + (device->blocks[i].is_bad == 1) + ? "bad " : "", + i, status); + /* continue; other blocks might still be erasable */ } device->blocks[i].is_erased = 1; @@ -736,7 +755,7 @@ static int nand_read_plain(struct nand_device_s *device, uint32_t address, uint8 page = malloc(device->page_size); - while (data_size > 0 ) + while (data_size > 0) { uint32_t thisrun_size = (data_size > device->page_size) ? device->page_size : data_size; uint32_t page_address; @@ -773,7 +792,7 @@ static int nand_write_plain(struct nand_device_s *device, uint32_t address, uint page = malloc(device->page_size); - while (data_size > 0 ) + while (data_size > 0) { uint32_t thisrun_size = (data_size > device->page_size) ? device->page_size : data_size; uint32_t page_address; @@ -1073,8 +1092,12 @@ int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char for (p = nand_devices, i = 0; p; p = p->next, i++) { if (p->device) - command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i", - i, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size); + command_print(cmd_ctx, "#%i: %s (%s) " + "pagesize: %i, buswidth: %i,\n\t" + "blocksize: %i, blocks: %i", + i, p->device->name, p->manufacturer->name, + p->page_size, p->bus_width, + p->erase_size, p->num_blocks); else command_print(cmd_ctx, "#%i: not probed", i); } @@ -1084,12 +1107,16 @@ int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; int i = 0; int j = 0; int first = -1; int last = -1; + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + switch (argc) { default: return ERROR_COMMAND_SYNTAX_ERROR; @@ -1098,15 +1125,16 @@ static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd last = INT32_MAX; break; case 2: - first = last = strtoul(args[1], NULL, 0); + COMMAND_PARSE_NUMBER(int, args[1], i); + first = last = i; + i = 0; break; case 3: - first = strtoul(args[1], NULL, 0); - last = strtoul(args[2], NULL, 0); + COMMAND_PARSE_NUMBER(int, args[1], first); + COMMAND_PARSE_NUMBER(int, args[2], last); break; } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); if (p) { if (p->device) @@ -1138,12 +1166,12 @@ static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd else bad_state = " (block condition unknown)"; - command_print(cmd_ctx, + command_print(cmd_ctx, "\t#%i: 0x%8.8" PRIx32 " (%" PRId32 "kB) %s%s", j, - p->blocks[j].offset, + p->blocks[j].offset, p->blocks[j].size / 1024, - erase_state, + erase_state, bad_state); } } @@ -1158,15 +1186,16 @@ static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd static int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; - int retval; - if (argc != 1) { return ERROR_COMMAND_SYNTAX_ERROR; } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + if (p) { if ((retval = nand_probe(p)) == ERROR_OK) @@ -1182,53 +1211,55 @@ static int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cm command_print(cmd_ctx, "unknown error when probing NAND flash device"); } } - else - { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]); - } return ERROR_OK; } static int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; - int retval; - - if (argc != 3) + if (argc != 1 && argc != 3) { return ERROR_COMMAND_SYNTAX_ERROR; } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + if (p) { - char *cp; unsigned long offset; unsigned long length; - offset = strtoul(args[1], &cp, 0); - if (*cp || offset == ULONG_MAX || offset % p->erase_size) - { - return ERROR_INVALID_ARGUMENTS; - } - offset /= p->erase_size; + /* erase specified part of the chip; or else everything */ + if (argc == 3) { + unsigned long size = p->erase_size * p->num_blocks; - length = strtoul(args[2], &cp, 0); - if (*cp || length == ULONG_MAX || length % p->erase_size) - { - return ERROR_INVALID_ARGUMENTS; + COMMAND_PARSE_NUMBER(ulong, args[1], offset); + if ((offset % p->erase_size) != 0 || offset >= size) + return ERROR_INVALID_ARGUMENTS; + + COMMAND_PARSE_NUMBER(ulong, args[2], length); + if ((length == 0) || (length % p->erase_size) != 0 + || (length + offset) > size) + return ERROR_INVALID_ARGUMENTS; + + offset /= p->erase_size; + length /= p->erase_size; + } else { + offset = 0; + length = p->num_blocks; } - length -= 1; - length /= p->erase_size; - retval = nand_erase(p, offset, offset + length); + retval = nand_erase(p, offset, offset + length - 1); if (retval == ERROR_OK) { - command_print(cmd_ctx, "successfully erased blocks " - "%lu to %lu on NAND flash device '%s'", - offset, offset + length, p->device->name); + command_print(cmd_ctx, "erased blocks %lu to %lu " + "on NAND flash device #%s '%s'", + offset, offset + length, + args[0], p->device->name); } else if (retval == ERROR_NAND_OPERATION_FAILED) { @@ -1239,18 +1270,12 @@ static int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cm command_print(cmd_ctx, "unknown error when erasing NAND flash device"); } } - else - { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]); - } return ERROR_OK; } int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; - int retval; int first = -1; int last = -1; @@ -1260,31 +1285,25 @@ int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); - if (!p) { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", - args[0]); - return ERROR_INVALID_ARGUMENTS; - } + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; if (argc == 3) { - char *cp; unsigned long offset; unsigned long length; - offset = strtoul(args[1], &cp, 0); - if (*cp || offset == ULONG_MAX || offset % p->erase_size) - { + COMMAND_PARSE_NUMBER(ulong, args[1], offset); + if (offset % p->erase_size) return ERROR_INVALID_ARGUMENTS; - } offset /= p->erase_size; - length = strtoul(args[2], &cp, 0); - if (*cp || length == ULONG_MAX || length % p->erase_size) - { + COMMAND_PARSE_NUMBER(ulong, args[2], length); + if (length % p->erase_size) return ERROR_INVALID_ARGUMENTS; - } + length -= 1; length /= p->erase_size; @@ -1324,15 +1343,16 @@ static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cm duration_t duration; char *duration_text; - nand_device_t *p; - if (argc < 3) { return ERROR_COMMAND_SYNTAX_ERROR; - } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + if (p) { uint8_t *page = NULL; @@ -1341,7 +1361,7 @@ static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cm uint32_t oob_size = 0; const int *eccpos = NULL; - offset = strtoul(args[2], NULL, 0); + COMMAND_PARSE_NUMBER(u32, args[2], offset); if (argc > 3) { @@ -1476,24 +1496,22 @@ static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cm free(duration_text); duration_text = NULL; } - else - { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]); - } return ERROR_OK; } static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; - if (argc < 4) { return ERROR_COMMAND_SYNTAX_ERROR; } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + if (p) { if (p->device) @@ -1507,8 +1525,10 @@ static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd uint32_t page_size = 0; uint8_t *oob = NULL; uint32_t oob_size = 0; - uint32_t address = strtoul(args[2], NULL, 0); - uint32_t size = strtoul(args[3], NULL, 0); + uint32_t address; + COMMAND_PARSE_NUMBER(u32, args[2], address); + uint32_t size; + COMMAND_PARSE_NUMBER(u32, args[3], size); uint32_t bytes_done = 0; enum oob_formats oob_format = NAND_OOB_NONE; @@ -1598,24 +1618,22 @@ static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd command_print(cmd_ctx, "#%s: not probed", args[0]); } } - else - { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]); - } return ERROR_OK; } static int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - nand_device_t *p; - if ((argc < 1) || (argc > 2)) { return ERROR_COMMAND_SYNTAX_ERROR; } - p = get_nand_device_by_num(strtoul(args[0], NULL, 0)); + nand_device_t *p; + int retval = nand_command_get_device_by_num(cmd_ctx, args[0], &p); + if (ERROR_OK != retval) + return retval; + if (p) { if (p->device) @@ -1643,10 +1661,6 @@ static int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, cha command_print(cmd_ctx, "#%s: not probed", args[0]); } } - else - { - command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]); - } return ERROR_OK; }