X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fnor%2Ftcl.c;h=709d0c1a708906d1d350ef5c8d7f58e7959e2f9a;hp=916ebf73848153af10e621bb78ab68c6723cf551;hb=3edcb941864d677e30d36ad77c22d86ec7ac8eb3;hpb=f132fcf636361009b4125827351ef01556d49b31

diff --git a/src/flash/nor/tcl.c b/src/flash/nor/tcl.c
index 916ebf7384..709d0c1a70 100644
--- a/src/flash/nor/tcl.c
+++ b/src/flash/nor/tcl.c
@@ -31,11 +31,18 @@
  * Implements Tcl commands used to access NOR flash facilities.
  */
 
-COMMAND_HELPER(flash_command_get_bank, unsigned name_index,
-	struct flash_bank **bank)
+COMMAND_HELPER(flash_command_get_bank_maybe_probe, unsigned name_index,
+	       struct flash_bank **bank, bool do_probe)
 {
 	const char *name = CMD_ARGV[name_index];
-	int retval = get_flash_bank_by_name(name, bank);
+	int retval;
+	if (do_probe) {
+		retval = get_flash_bank_by_name(name, bank);
+	} else {
+		*bank  = get_flash_bank_by_name_noprobe(name);
+		retval = ERROR_OK;
+	}
+
 	if (retval != ERROR_OK)
 		return retval;
 	if (*bank)
@@ -44,7 +51,20 @@ COMMAND_HELPER(flash_command_get_bank, unsigned name_index,
 	unsigned bank_num;
 	COMMAND_PARSE_NUMBER(uint, name, bank_num);
 
-	return get_flash_bank_by_num(bank_num, bank);
+	if (do_probe) {
+		return get_flash_bank_by_num(bank_num, bank);
+	} else {
+		*bank  = get_flash_bank_by_num_noprobe(bank_num);
+		retval = (bank) ? ERROR_OK : ERROR_FAIL;
+		return retval;
+	}
+}
+
+COMMAND_HELPER(flash_command_get_bank, unsigned name_index,
+	struct flash_bank **bank)
+{
+	return CALL_COMMAND_HANDLER(flash_command_get_bank_maybe_probe,
+				    name_index, bank, true);
 }
 
 COMMAND_HANDLER(handle_flash_info_command)
@@ -121,7 +141,7 @@ COMMAND_HANDLER(handle_flash_probe_command)
 	if (CMD_ARGC != 1)
 		return ERROR_COMMAND_SYNTAX_ERROR;
 
-	retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
+	retval = CALL_COMMAND_HANDLER(flash_command_get_bank_maybe_probe, 0, &p, false);
 	if (retval != ERROR_OK)
 		return retval;
 
@@ -349,14 +369,11 @@ COMMAND_HANDLER(handle_flash_write_image_command)
 
 	int retval;
 
-	if (CMD_ARGC < 1)
-		return ERROR_COMMAND_SYNTAX_ERROR;
-
 	/* flash auto-erase is disabled by default*/
 	int auto_erase = 0;
 	bool auto_unlock = false;
 
-	for (;; ) {
+	while (CMD_ARGC) {
 		if (strcmp(CMD_ARGV[0], "erase") == 0) {
 			auto_erase = 1;
 			CMD_ARGV++;
@@ -593,6 +610,165 @@ COMMAND_HANDLER(handle_flash_write_bank_command)
 	return retval;
 }
 
+COMMAND_HANDLER(handle_flash_read_bank_command)
+{
+	uint32_t offset;
+	uint8_t *buffer;
+	struct fileio fileio;
+	uint32_t length;
+	size_t written;
+
+	if (CMD_ARGC != 4)
+		return ERROR_COMMAND_SYNTAX_ERROR;
+
+	struct duration bench;
+	duration_start(&bench);
+
+	struct flash_bank *p;
+	int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
+	if (ERROR_OK != retval)
+		return retval;
+
+	COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], offset);
+	COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], length);
+
+	buffer = malloc(length);
+	if (buffer == NULL) {
+		LOG_ERROR("Out of memory");
+		return ERROR_FAIL;
+	}
+
+	retval = flash_driver_read(p, buffer, offset, length);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("Read error");
+		free(buffer);
+		return retval;
+	}
+
+	retval = fileio_open(&fileio, CMD_ARGV[1], FILEIO_WRITE, FILEIO_BINARY);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("Could not open file");
+		free(buffer);
+		return retval;
+	}
+
+	retval = fileio_write(&fileio, length, buffer, &written);
+	fileio_close(&fileio);
+	free(buffer);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("Could not write file");
+		return ERROR_FAIL;
+	}
+
+	if (duration_measure(&bench) == ERROR_OK)
+		command_print(CMD_CTX, "wrote %ld bytes to file %s from flash bank %u"
+			" at offset 0x%8.8" PRIx32 " in %fs (%0.3f KiB/s)",
+			(long)written, CMD_ARGV[1], p->bank_number, offset,
+			duration_elapsed(&bench), duration_kbps(&bench, written));
+
+	return retval;
+}
+
+
+COMMAND_HANDLER(handle_flash_verify_bank_command)
+{
+	uint32_t offset;
+	uint8_t *buffer_file, *buffer_flash;
+	struct fileio fileio;
+	size_t read_cnt;
+	int filesize;
+	int differ;
+
+	if (CMD_ARGC != 3)
+		return ERROR_COMMAND_SYNTAX_ERROR;
+
+	struct duration bench;
+	duration_start(&bench);
+
+	struct flash_bank *p;
+	int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &p);
+	if (ERROR_OK != retval)
+		return retval;
+
+	COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], offset);
+
+	retval = fileio_open(&fileio, CMD_ARGV[1], FILEIO_READ, FILEIO_BINARY);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("Could not open file");
+		return retval;
+	}
+
+	retval = fileio_size(&fileio, &filesize);
+	if (retval != ERROR_OK) {
+		fileio_close(&fileio);
+		return retval;
+	}
+
+	buffer_file = malloc(filesize);
+	if (buffer_file == NULL) {
+		LOG_ERROR("Out of memory");
+		fileio_close(&fileio);
+		return ERROR_FAIL;
+	}
+
+	retval = fileio_read(&fileio, filesize, buffer_file, &read_cnt);
+	fileio_close(&fileio);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("File read failure");
+		free(buffer_file);
+		return retval;
+	}
+
+	if (read_cnt != (size_t) filesize) {
+		LOG_ERROR("Short read");
+		free(buffer_file);
+		return ERROR_FAIL;
+	}
+
+	buffer_flash = malloc(filesize);
+	if (buffer_flash == NULL) {
+		LOG_ERROR("Out of memory");
+		free(buffer_file);
+		return ERROR_FAIL;
+	}
+
+	retval = flash_driver_read(p, buffer_flash, offset, read_cnt);
+	if (retval != ERROR_OK) {
+		LOG_ERROR("Flash read error");
+		free(buffer_flash);
+		free(buffer_file);
+		return retval;
+	}
+
+	if (duration_measure(&bench) == ERROR_OK)
+		command_print(CMD_CTX, "read %ld bytes from file %s and flash bank %u"
+			" at offset 0x%8.8" PRIx32 " in %fs (%0.3f KiB/s)",
+			(long)read_cnt, CMD_ARGV[1], p->bank_number, offset,
+			duration_elapsed(&bench), duration_kbps(&bench, read_cnt));
+
+	differ = memcmp(buffer_file, buffer_flash, read_cnt);
+	command_print(CMD_CTX, "contents %s", differ ? "differ" : "match");
+	if (differ) {
+		uint32_t t;
+		int diffs = 0;
+		for (t = 0; t < read_cnt; t++) {
+			if (buffer_flash[t] == buffer_file[t])
+				continue;
+			command_print(CMD_CTX, "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x",
+					diffs, t + offset, buffer_flash[t], buffer_file[t]);
+			if (diffs++ >= 127) {
+				command_print(CMD_CTX, "More than 128 errors, the rest are not printed.");
+				break;
+			}
+			keep_alive();
+		}
+	}
+	free(buffer_flash);
+	free(buffer_file);
+
+	return differ ? ERROR_FAIL : ERROR_OK;
+}
+
 void flash_set_dirty(void)
 {
 	struct flash_bank *c;
@@ -709,6 +885,24 @@ static const struct command_registration flash_exec_command_handlers[] = {
 			"and/or erase the region to be used.  Allow optional "
 			"offset from beginning of bank (defaults to zero)",
 	},
+	{
+		.name = "read_bank",
+		.handler = handle_flash_read_bank_command,
+		.mode = COMMAND_EXEC,
+		.usage = "bank_id filename offset length",
+		.help = "Read binary data from flash bank to file, "
+			"starting at specified byte offset from the "
+			"beginning of the bank.",
+	},
+	{
+		.name = "verify_bank",
+		.handler = handle_flash_verify_bank_command,
+		.mode = COMMAND_EXEC,
+		.usage = "bank_id filename offset",
+		.help = "Read binary data from flash bank and file, "
+			"starting at specified byte offset from the "
+			"beginning of the bank. Compare the contents.",
+	},
 	{
 		.name = "protect",
 		.handler = handle_flash_protect_command,
@@ -797,7 +991,7 @@ COMMAND_HANDLER(handle_flash_bank_command)
 	int retval;
 	retval = CALL_COMMAND_HANDLER(driver->flash_bank_command, c);
 	if (ERROR_OK != retval) {
-		LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32 "Usage %s",
+		LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32 "; usage: %s",
 			driver_name, c->base, driver->usage);
 		free(c);
 		return retval;