Simplify nand indentation.
Removes check covered by new nand_command_get_device_by_num helper. Reverses logic of probe check to further reduce indentation.
This commit is contained in:
Zachary T Welch
parent
ff61e6a37c
commit
ca00483a95
667
src/flash/nand.c
667
src/flash/nand.c
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@ -1135,50 +1135,46 @@ static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd
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break;
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}
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if (p)
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if (NULL == p->device)
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{
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if (p->device)
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{
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if (first >= p->num_blocks)
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first = p->num_blocks - 1;
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command_print(cmd_ctx, "#%s: not probed", args[0]);
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return ERROR_OK;
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}
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if (last >= p->num_blocks)
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last = p->num_blocks - 1;
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if (first >= p->num_blocks)
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first = p->num_blocks - 1;
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command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
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i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
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if (last >= p->num_blocks)
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last = p->num_blocks - 1;
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for (j = first; j <= last; j++)
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{
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char *erase_state, *bad_state;
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command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
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i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
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if (p->blocks[j].is_erased == 0)
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erase_state = "not erased";
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else if (p->blocks[j].is_erased == 1)
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erase_state = "erased";
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else
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erase_state = "erase state unknown";
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for (j = first; j <= last; j++)
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{
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char *erase_state, *bad_state;
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if (p->blocks[j].is_bad == 0)
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bad_state = "";
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else if (p->blocks[j].is_bad == 1)
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bad_state = " (marked bad)";
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else
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bad_state = " (block condition unknown)";
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command_print(cmd_ctx,
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"\t#%i: 0x%8.8" PRIx32 " (%" PRId32 "kB) %s%s",
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j,
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p->blocks[j].offset,
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p->blocks[j].size / 1024,
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erase_state,
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bad_state);
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}
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}
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if (p->blocks[j].is_erased == 0)
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erase_state = "not erased";
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else if (p->blocks[j].is_erased == 1)
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erase_state = "erased";
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else
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{
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command_print(cmd_ctx, "#%s: not probed", args[0]);
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}
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erase_state = "erase state unknown";
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if (p->blocks[j].is_bad == 0)
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bad_state = "";
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else if (p->blocks[j].is_bad == 1)
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bad_state = " (marked bad)";
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else
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bad_state = " (block condition unknown)";
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command_print(cmd_ctx,
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"\t#%i: 0x%8.8" PRIx32 " (%" PRId32 "kB) %s%s",
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j,
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p->blocks[j].offset,
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p->blocks[j].size / 1024,
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erase_state,
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bad_state);
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}
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return ERROR_OK;
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@ -1196,20 +1192,17 @@ static int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cm
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if (ERROR_OK != retval)
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return retval;
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if (p)
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if ((retval = nand_probe(p)) == ERROR_OK)
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{
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if ((retval = nand_probe(p)) == ERROR_OK)
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{
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command_print(cmd_ctx, "NAND flash device '%s' found", p->device->name);
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}
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else if (retval == ERROR_NAND_OPERATION_FAILED)
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{
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command_print(cmd_ctx, "probing failed for NAND flash device");
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}
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else
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{
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command_print(cmd_ctx, "unknown error when probing NAND flash device");
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}
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command_print(cmd_ctx, "NAND flash device '%s' found", p->device->name);
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}
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else if (retval == ERROR_NAND_OPERATION_FAILED)
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{
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command_print(cmd_ctx, "probing failed for NAND flash device");
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}
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else
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{
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command_print(cmd_ctx, "unknown error when probing NAND flash device");
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}
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return ERROR_OK;
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@ -1228,47 +1221,44 @@ static int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cm
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if (ERROR_OK != retval)
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return retval;
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if (p)
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unsigned long offset;
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unsigned long length;
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/* erase specified part of the chip; or else everything */
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if (argc == 3) {
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unsigned long size = p->erase_size * p->num_blocks;
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COMMAND_PARSE_NUMBER(ulong, args[1], offset);
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if ((offset % p->erase_size) != 0 || offset >= size)
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return ERROR_INVALID_ARGUMENTS;
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COMMAND_PARSE_NUMBER(ulong, args[2], length);
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if ((length == 0) || (length % p->erase_size) != 0
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|| (length + offset) > size)
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return ERROR_INVALID_ARGUMENTS;
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offset /= p->erase_size;
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length /= p->erase_size;
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} else {
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offset = 0;
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length = p->num_blocks;
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}
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retval = nand_erase(p, offset, offset + length - 1);
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if (retval == ERROR_OK)
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{
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unsigned long offset;
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unsigned long length;
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/* erase specified part of the chip; or else everything */
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if (argc == 3) {
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unsigned long size = p->erase_size * p->num_blocks;
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COMMAND_PARSE_NUMBER(ulong, args[1], offset);
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if ((offset % p->erase_size) != 0 || offset >= size)
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return ERROR_INVALID_ARGUMENTS;
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COMMAND_PARSE_NUMBER(ulong, args[2], length);
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if ((length == 0) || (length % p->erase_size) != 0
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|| (length + offset) > size)
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return ERROR_INVALID_ARGUMENTS;
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offset /= p->erase_size;
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length /= p->erase_size;
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} else {
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offset = 0;
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length = p->num_blocks;
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}
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retval = nand_erase(p, offset, offset + length - 1);
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if (retval == ERROR_OK)
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{
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command_print(cmd_ctx, "erased blocks %lu to %lu "
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"on NAND flash device #%s '%s'",
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offset, offset + length,
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args[0], p->device->name);
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}
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else if (retval == ERROR_NAND_OPERATION_FAILED)
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{
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command_print(cmd_ctx, "erase failed");
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}
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else
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{
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command_print(cmd_ctx, "unknown error when erasing NAND flash device");
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}
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command_print(cmd_ctx, "erased blocks %lu to %lu "
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"on NAND flash device #%s '%s'",
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offset, offset + length,
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args[0], p->device->name);
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}
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else if (retval == ERROR_NAND_OPERATION_FAILED)
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{
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command_print(cmd_ctx, "erase failed");
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}
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else
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{
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command_print(cmd_ctx, "unknown error when erasing NAND flash device");
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}
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return ERROR_OK;
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@ -1353,150 +1343,147 @@ static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cm
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if (ERROR_OK != retval)
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return retval;
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if (p)
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uint8_t *page = NULL;
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uint32_t page_size = 0;
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uint8_t *oob = NULL;
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uint32_t oob_size = 0;
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const int *eccpos = NULL;
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COMMAND_PARSE_NUMBER(u32, args[2], offset);
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if (argc > 3)
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{
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uint8_t *page = NULL;
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uint32_t page_size = 0;
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uint8_t *oob = NULL;
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uint32_t oob_size = 0;
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const int *eccpos = NULL;
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COMMAND_PARSE_NUMBER(u32, args[2], offset);
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if (argc > 3)
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int i;
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for (i = 3; i < argc; i++)
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{
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int i;
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for (i = 3; i < argc; i++)
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if (!strcmp(args[i], "oob_raw"))
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oob_format |= NAND_OOB_RAW;
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else if (!strcmp(args[i], "oob_only"))
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oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
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else if (!strcmp(args[i], "oob_softecc"))
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oob_format |= NAND_OOB_SW_ECC;
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else if (!strcmp(args[i], "oob_softecc_kw"))
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oob_format |= NAND_OOB_SW_ECC_KW;
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else
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{
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if (!strcmp(args[i], "oob_raw"))
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oob_format |= NAND_OOB_RAW;
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else if (!strcmp(args[i], "oob_only"))
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oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
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else if (!strcmp(args[i], "oob_softecc"))
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oob_format |= NAND_OOB_SW_ECC;
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else if (!strcmp(args[i], "oob_softecc_kw"))
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oob_format |= NAND_OOB_SW_ECC_KW;
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else
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{
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command_print(cmd_ctx, "unknown option: %s", args[i]);
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return ERROR_COMMAND_SYNTAX_ERROR;
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}
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command_print(cmd_ctx, "unknown option: %s", args[i]);
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return ERROR_COMMAND_SYNTAX_ERROR;
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}
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}
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}
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duration_start_measure(&duration);
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duration_start_measure(&duration);
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if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
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{
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return ERROR_OK;
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}
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buf_cnt = binary_size = fileio.size;
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if (!(oob_format & NAND_OOB_ONLY))
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{
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page_size = p->page_size;
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page = malloc(p->page_size);
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}
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if (oob_format & (NAND_OOB_RAW | NAND_OOB_SW_ECC | NAND_OOB_SW_ECC_KW))
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{
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if (p->page_size == 512) {
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oob_size = 16;
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eccpos = nand_oob_16.eccpos;
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} else if (p->page_size == 2048) {
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oob_size = 64;
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eccpos = nand_oob_64.eccpos;
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}
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oob = malloc(oob_size);
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}
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if (offset % p->page_size)
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{
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command_print(cmd_ctx, "only page size aligned offsets and sizes are supported");
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fileio_close(&fileio);
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free(oob);
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free(page);
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return ERROR_OK;
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}
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while (buf_cnt > 0)
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{
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uint32_t size_read;
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if (NULL != page)
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{
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fileio_read(&fileio, page_size, page, &size_read);
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buf_cnt -= size_read;
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if (size_read < page_size)
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{
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memset(page + size_read, 0xff, page_size - size_read);
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}
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}
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if (oob_format & NAND_OOB_SW_ECC)
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{
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uint32_t i, j;
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uint8_t ecc[3];
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memset(oob, 0xff, oob_size);
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for (i = 0, j = 0; i < page_size; i += 256) {
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nand_calculate_ecc(p, page + i, ecc);
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oob[eccpos[j++]] = ecc[0];
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oob[eccpos[j++]] = ecc[1];
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oob[eccpos[j++]] = ecc[2];
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}
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} else if (oob_format & NAND_OOB_SW_ECC_KW)
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{
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/*
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* In this case eccpos is not used as
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* the ECC data is always stored contigously
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* at the end of the OOB area. It consists
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* of 10 bytes per 512-byte data block.
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*/
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uint32_t i;
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uint8_t *ecc = oob + oob_size - page_size/512 * 10;
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memset(oob, 0xff, oob_size);
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for (i = 0; i < page_size; i += 512) {
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nand_calculate_ecc_kw(p, page + i, ecc);
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ecc += 10;
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}
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}
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else if (NULL != oob)
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{
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fileio_read(&fileio, oob_size, oob, &size_read);
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buf_cnt -= size_read;
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if (size_read < oob_size)
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{
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memset(oob + size_read, 0xff, oob_size - size_read);
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}
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}
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if (nand_write_page(p, offset / p->page_size, page, page_size, oob, oob_size) != ERROR_OK)
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{
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command_print(cmd_ctx, "failed writing file %s to NAND flash %s at offset 0x%8.8" PRIx32 "",
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args[1], args[0], offset);
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fileio_close(&fileio);
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free(oob);
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free(page);
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return ERROR_OK;
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}
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offset += page_size;
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if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
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{
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return ERROR_OK;
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}
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buf_cnt = binary_size = fileio.size;
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if (!(oob_format & NAND_OOB_ONLY))
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{
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page_size = p->page_size;
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page = malloc(p->page_size);
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}
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if (oob_format & (NAND_OOB_RAW | NAND_OOB_SW_ECC | NAND_OOB_SW_ECC_KW))
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{
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if (p->page_size == 512) {
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oob_size = 16;
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eccpos = nand_oob_16.eccpos;
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} else if (p->page_size == 2048) {
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oob_size = 64;
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eccpos = nand_oob_64.eccpos;
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}
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oob = malloc(oob_size);
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}
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if (offset % p->page_size)
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{
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command_print(cmd_ctx, "only page size aligned offsets and sizes are supported");
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fileio_close(&fileio);
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free(oob);
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free(page);
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oob = NULL;
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page = NULL;
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duration_stop_measure(&duration, &duration_text);
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command_print(cmd_ctx, "wrote file %s to NAND flash %s up to offset 0x%8.8" PRIx32 " in %s",
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args[1], args[0], offset, duration_text);
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free(duration_text);
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duration_text = NULL;
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return ERROR_OK;
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}
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while (buf_cnt > 0)
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{
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uint32_t size_read;
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if (NULL != page)
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{
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fileio_read(&fileio, page_size, page, &size_read);
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buf_cnt -= size_read;
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if (size_read < page_size)
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{
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memset(page + size_read, 0xff, page_size - size_read);
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}
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}
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if (oob_format & NAND_OOB_SW_ECC)
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{
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uint32_t i, j;
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uint8_t ecc[3];
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memset(oob, 0xff, oob_size);
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for (i = 0, j = 0; i < page_size; i += 256) {
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nand_calculate_ecc(p, page + i, ecc);
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oob[eccpos[j++]] = ecc[0];
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oob[eccpos[j++]] = ecc[1];
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oob[eccpos[j++]] = ecc[2];
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}
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} else if (oob_format & NAND_OOB_SW_ECC_KW)
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{
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/*
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* In this case eccpos is not used as
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* the ECC data is always stored contigously
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* at the end of the OOB area. It consists
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* of 10 bytes per 512-byte data block.
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*/
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uint32_t i;
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uint8_t *ecc = oob + oob_size - page_size/512 * 10;
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memset(oob, 0xff, oob_size);
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for (i = 0; i < page_size; i += 512) {
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nand_calculate_ecc_kw(p, page + i, ecc);
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ecc += 10;
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}
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}
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else if (NULL != oob)
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{
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fileio_read(&fileio, oob_size, oob, &size_read);
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buf_cnt -= size_read;
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if (size_read < oob_size)
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{
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memset(oob + size_read, 0xff, oob_size - size_read);
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}
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}
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if (nand_write_page(p, offset / p->page_size, page, page_size, oob, oob_size) != ERROR_OK)
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{
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command_print(cmd_ctx, "failed writing file %s to NAND flash %s at offset 0x%8.8" PRIx32 "",
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args[1], args[0], offset);
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fileio_close(&fileio);
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free(oob);
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free(page);
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return ERROR_OK;
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}
|
||||
offset += page_size;
|
||||
}
|
||||
|
||||
fileio_close(&fileio);
|
||||
free(oob);
|
||||
free(page);
|
||||
oob = NULL;
|
||||
page = NULL;
|
||||
duration_stop_measure(&duration, &duration_text);
|
||||
command_print(cmd_ctx, "wrote file %s to NAND flash %s up to offset 0x%8.8" PRIx32 " in %s",
|
||||
args[1], args[0], offset, duration_text);
|
||||
free(duration_text);
|
||||
duration_text = NULL;
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
|
|
@ -1512,113 +1499,108 @@ static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd
|
|||
if (ERROR_OK != retval)
|
||||
return retval;
|
||||
|
||||
if (p)
|
||||
if (NULL == p->device)
|
||||
{
|
||||
if (p->device)
|
||||
command_print(cmd_ctx, "#%s: not probed", args[0]);
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
fileio_t fileio;
|
||||
duration_t duration;
|
||||
char *duration_text;
|
||||
|
||||
uint8_t *page = NULL;
|
||||
uint32_t page_size = 0;
|
||||
uint8_t *oob = NULL;
|
||||
uint32_t oob_size = 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;
|
||||
|
||||
if (argc > 4)
|
||||
{
|
||||
int i;
|
||||
for (i = 4; i < argc; i++)
|
||||
{
|
||||
fileio_t fileio;
|
||||
duration_t duration;
|
||||
char *duration_text;
|
||||
int retval;
|
||||
|
||||
uint8_t *page = NULL;
|
||||
uint32_t page_size = 0;
|
||||
uint8_t *oob = NULL;
|
||||
uint32_t oob_size = 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;
|
||||
|
||||
if (argc > 4)
|
||||
{
|
||||
int i;
|
||||
for (i = 4; i < argc; i++)
|
||||
{
|
||||
if (!strcmp(args[i], "oob_raw"))
|
||||
oob_format |= NAND_OOB_RAW;
|
||||
else if (!strcmp(args[i], "oob_only"))
|
||||
oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
|
||||
else
|
||||
command_print(cmd_ctx, "unknown option: '%s'", args[i]);
|
||||
}
|
||||
}
|
||||
|
||||
if ((address % p->page_size) || (size % p->page_size))
|
||||
{
|
||||
command_print(cmd_ctx, "only page size aligned addresses and sizes are supported");
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (!(oob_format & NAND_OOB_ONLY))
|
||||
{
|
||||
page_size = p->page_size;
|
||||
page = malloc(p->page_size);
|
||||
}
|
||||
|
||||
if (oob_format & NAND_OOB_RAW)
|
||||
{
|
||||
if (p->page_size == 512)
|
||||
oob_size = 16;
|
||||
else if (p->page_size == 2048)
|
||||
oob_size = 64;
|
||||
oob = malloc(oob_size);
|
||||
}
|
||||
|
||||
if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
|
||||
{
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
duration_start_measure(&duration);
|
||||
|
||||
while (size > 0)
|
||||
{
|
||||
uint32_t size_written;
|
||||
if ((retval = nand_read_page(p, address / p->page_size, page, page_size, oob, oob_size)) != ERROR_OK)
|
||||
{
|
||||
command_print(cmd_ctx, "reading NAND flash page failed");
|
||||
free(page);
|
||||
free(oob);
|
||||
fileio_close(&fileio);
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (NULL != page)
|
||||
{
|
||||
fileio_write(&fileio, page_size, page, &size_written);
|
||||
bytes_done += page_size;
|
||||
}
|
||||
|
||||
if (NULL != oob)
|
||||
{
|
||||
fileio_write(&fileio, oob_size, oob, &size_written);
|
||||
bytes_done += oob_size;
|
||||
}
|
||||
|
||||
size -= p->page_size;
|
||||
address += p->page_size;
|
||||
}
|
||||
|
||||
free(page);
|
||||
page = NULL;
|
||||
free(oob);
|
||||
oob = NULL;
|
||||
fileio_close(&fileio);
|
||||
|
||||
duration_stop_measure(&duration, &duration_text);
|
||||
command_print(cmd_ctx, "dumped %lld byte in %s", fileio.size, duration_text);
|
||||
free(duration_text);
|
||||
duration_text = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
command_print(cmd_ctx, "#%s: not probed", args[0]);
|
||||
if (!strcmp(args[i], "oob_raw"))
|
||||
oob_format |= NAND_OOB_RAW;
|
||||
else if (!strcmp(args[i], "oob_only"))
|
||||
oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
|
||||
else
|
||||
command_print(cmd_ctx, "unknown option: '%s'", args[i]);
|
||||
}
|
||||
}
|
||||
|
||||
if ((address % p->page_size) || (size % p->page_size))
|
||||
{
|
||||
command_print(cmd_ctx, "only page size aligned addresses and sizes are supported");
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (!(oob_format & NAND_OOB_ONLY))
|
||||
{
|
||||
page_size = p->page_size;
|
||||
page = malloc(p->page_size);
|
||||
}
|
||||
|
||||
if (oob_format & NAND_OOB_RAW)
|
||||
{
|
||||
if (p->page_size == 512)
|
||||
oob_size = 16;
|
||||
else if (p->page_size == 2048)
|
||||
oob_size = 64;
|
||||
oob = malloc(oob_size);
|
||||
}
|
||||
|
||||
if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
|
||||
{
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
duration_start_measure(&duration);
|
||||
|
||||
while (size > 0)
|
||||
{
|
||||
uint32_t size_written;
|
||||
if ((retval = nand_read_page(p, address / p->page_size, page, page_size, oob, oob_size)) != ERROR_OK)
|
||||
{
|
||||
command_print(cmd_ctx, "reading NAND flash page failed");
|
||||
free(page);
|
||||
free(oob);
|
||||
fileio_close(&fileio);
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (NULL != page)
|
||||
{
|
||||
fileio_write(&fileio, page_size, page, &size_written);
|
||||
bytes_done += page_size;
|
||||
}
|
||||
|
||||
if (NULL != oob)
|
||||
{
|
||||
fileio_write(&fileio, oob_size, oob, &size_written);
|
||||
bytes_done += oob_size;
|
||||
}
|
||||
|
||||
size -= p->page_size;
|
||||
address += p->page_size;
|
||||
}
|
||||
|
||||
free(page);
|
||||
page = NULL;
|
||||
free(oob);
|
||||
oob = NULL;
|
||||
fileio_close(&fileio);
|
||||
|
||||
duration_stop_measure(&duration, &duration_text);
|
||||
command_print(cmd_ctx, "dumped %lld byte in %s", fileio.size, duration_text);
|
||||
free(duration_text);
|
||||
duration_text = NULL;
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
|
|
@ -1634,33 +1616,24 @@ static int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, cha
|
|||
if (ERROR_OK != retval)
|
||||
return retval;
|
||||
|
||||
if (p)
|
||||
if (NULL == p->device)
|
||||
{
|
||||
if (p->device)
|
||||
{
|
||||
if (argc == 2)
|
||||
{
|
||||
if (strcmp("enable", args[1]) == 0)
|
||||
{
|
||||
p->use_raw = 1;
|
||||
}
|
||||
else if (strcmp("disable", args[1]) == 0)
|
||||
{
|
||||
p->use_raw = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
return ERROR_COMMAND_SYNTAX_ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
command_print(cmd_ctx, "raw access is %s", (p->use_raw) ? "enabled" : "disabled");
|
||||
}
|
||||
else
|
||||
{
|
||||
command_print(cmd_ctx, "#%s: not probed", args[0]);
|
||||
}
|
||||
command_print(cmd_ctx, "#%s: not probed", args[0]);
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
||||
if (argc == 2)
|
||||
{
|
||||
if (strcmp("enable", args[1]) == 0)
|
||||
p->use_raw = 1;
|
||||
else if (strcmp("disable", args[1]) == 0)
|
||||
p->use_raw = 0;
|
||||
else
|
||||
return ERROR_COMMAND_SYNTAX_ERROR;
|
||||
}
|
||||
|
||||
const char *msg = p->use_raw ? "enabled" : "disabled";
|
||||
command_print(cmd_ctx, "raw access is %s", msg);
|
||||
|
||||
return ERROR_OK;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue