-/***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "lpc2000.h"
-
-#include "flash.h"
-#include "target.h"
-#include "log.h"
-#include "armv4_5.h"
-#include "algorithm.h"
-#include "binarybuffer.h"
-
-#include <stdlib.h>
-#include <string.h>
-
-/* flash programming support for Philips LPC2xxx devices
- * currently supported devices:
- * variant 1 (lpc2000_v1):
- * - 2104|5|6
- * - 2114|9
- * - 2124|9
- * - 2194
- * - 2212|4
- * - 2292|4
- *
- * variant 2 (lpc2000_v2):
- * - 213x
- * - 214x
- * - 2101|2|3
- * - 2364|6|8
- * - 2378
- */
-
-int lpc2000_register_commands(struct command_context_s *cmd_ctx);
-int lpc2000_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
-int lpc2000_erase(struct flash_bank_s *bank, int first, int last);
-int lpc2000_protect(struct flash_bank_s *bank, int set, int first, int last);
-int lpc2000_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);
-int lpc2000_probe(struct flash_bank_s *bank);
-int lpc2000_erase_check(struct flash_bank_s *bank);
-int lpc2000_protect_check(struct flash_bank_s *bank);
-int lpc2000_info(struct flash_bank_s *bank, char *buf, int buf_size);
-
-int lpc2000_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-flash_driver_t lpc2000_flash =
-{
- .name = "lpc2000",
- .register_commands = lpc2000_register_commands,
- .flash_bank_command = lpc2000_flash_bank_command,
- .erase = lpc2000_erase,
- .protect = lpc2000_protect,
- .write = lpc2000_write,
- .probe = lpc2000_probe,
- .erase_check = lpc2000_erase_check,
- .protect_check = lpc2000_protect_check,
- .info = lpc2000_info
-};
-
-int lpc2000_register_commands(struct command_context_s *cmd_ctx)
-{
- command_t *lpc2000_cmd = register_command(cmd_ctx, NULL, "lpc2000", NULL, COMMAND_ANY, NULL);
-
- register_command(cmd_ctx, lpc2000_cmd, "part_id", lpc2000_handle_part_id_command, COMMAND_EXEC,
- "print part id of lpc2000 flash bank <num>");
-
- return ERROR_OK;
-}
-
-int lpc2000_build_sector_list(struct flash_bank_s *bank)
-{
- lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;
-
- if (lpc2000_info->variant == 1)
- {
- int i = 0;
- u32 offset = 0;
-
- /* variant 1 has different layout for 128kb and 256kb flashes */
- if (bank->size == 128 * 1024)
- {
- bank->num_sectors = 16;
- bank->sectors = malloc(sizeof(flash_sector_t) * 16);
- for (i = 0; i < 16; i++)
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 8 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- }
- else if (bank->size == 256 * 1024)
- {
- bank->num_sectors = 18;
- bank->sectors = malloc(sizeof(flash_sector_t) * 18);
-
- for (i = 0; i < 8; i++)
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 8 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- for (i = 8; i < 10; i++)
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 64 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- for (i = 10; i < 18; i++)
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 8 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- }
- else
- {
- ERROR("BUG: unknown bank->size encountered");
- exit(-1);
- }
- }
- else if (lpc2000_info->variant == 2)
- {
- int num_sectors;
- int i;
- u32 offset = 0;
-
- /* variant 2 has a uniform layout, only number of sectors differs */
- switch (bank->size)
- {
- case 8 * 1024:
- num_sectors = 2;
- break;
- case 16 * 1024:
- num_sectors = 4;
- break;
- case 32 * 1024:
- num_sectors = 8;
- break;
- case 64 * 1024:
- num_sectors = 9;
- break;
- case 128 * 1024:
- num_sectors = 11;
- break;
- case 256 * 1024:
- num_sectors = 15;
- break;
- case 512 * 1024:
- case 500 * 1024:
- num_sectors = 27;
- break;
- default:
- ERROR("BUG: unknown bank->size encountered");
- exit(-1);
- break;
- }
-
- bank->num_sectors = num_sectors;
- bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);
-
- for (i = 0; i < num_sectors; i++)
- {
- if ((i >= 0) && (i < 8))
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 4 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- if ((i >= 8) && (i < 22))
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 32 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- if ((i >= 22) && (i < 27))
- {
- bank->sectors[i].offset = offset;
- bank->sectors[i].size = 4 * 1024;
- offset += bank->sectors[i].size;
- bank->sectors[i].is_erased = -1;
- bank->sectors[i].is_protected = 1;
- }
- }
- }
- else
- {
- ERROR("BUG: unknown lpc2000_info->variant encountered");
- exit(-1);
- }
-
- return ERROR_OK;
-}
-
-/* call LPC2000 IAP function
- * uses 172 bytes working area
- * 0x0 to 0x7: jump gate (BX to thumb state, b -2 to wait)
- * 0x8 to 0x1f: command parameter table
- * 0x20 to 0x2b: command result table
- * 0x2c to 0xac: stack (only 128b needed)
- */
-int lpc2000_iap_call(flash_bank_t *bank, int code, u32 param_table[5], u32 result_table[2])
-{
- lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;
- target_t *target = bank->target;
- mem_param_t mem_params[2];
- reg_param_t reg_params[5];
- armv4_5_algorithm_t armv4_5_info;
- u32 status_code;
-
- /* regrab previously allocated working_area, or allocate a new one */
- if (!lpc2000_info->iap_working_area)
- {
- u8 jump_gate[8];
-
- /* make sure we have a working area */
- if (target_alloc_working_area(target, 172, &lpc2000_info->iap_working_area) != ERROR_OK)
- {
- ERROR("no working area specified, can't write LPC2000 internal flash");
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- /* write IAP code to working area */
- target_buffer_set_u32(target, jump_gate, ARMV4_5_BX(12));
- target_buffer_set_u32(target, jump_gate + 4, ARMV4_5_B(0xfffffe, 0));
- target->type->write_memory(target, lpc2000_info->iap_working_area->address, 4, 2, jump_gate);
- }
-
- armv4_5_info.common_magic = ARMV4_5_COMMON_MAGIC;
- armv4_5_info.core_mode = ARMV4_5_MODE_SVC;
- armv4_5_info.core_state = ARMV4_5_STATE_ARM;
-
- /* command parameter table */
- init_mem_param(&mem_params[0], lpc2000_info->iap_working_area->address + 8, 4 * 6, PARAM_OUT);
- target_buffer_set_u32(target, mem_params[0].value, code);
- target_buffer_set_u32(target, mem_params[0].value + 0x4, param_table[0]);
- target_buffer_set_u32(target, mem_params[0].value + 0x8, param_table[1]);
- target_buffer_set_u32(target, mem_params[0].value + 0xc, param_table[2]);
- target_buffer_set_u32(target, mem_params[0].value + 0x10, param_table[3]);
- target_buffer_set_u32(target, mem_params[0].value + 0x14, param_table[4]);
-
- init_reg_param(®_params[0], "r0", 32, PARAM_OUT);
- buf_set_u32(reg_params[0].value, 0, 32, lpc2000_info->iap_working_area->address + 0x8);
-
- /* command result table */
- init_mem_param(&mem_params[1], lpc2000_info->iap_working_area->address + 0x20, 4 * 3, PARAM_IN);
-
- init_reg_param(®_params[1], "r1", 32, PARAM_OUT);
- buf_set_u32(reg_params[1].value, 0, 32, lpc2000_info->iap_working_area->address + 0x20);
-
- /* IAP entry point */
- init_reg_param(®_params[2], "r12", 32, PARAM_OUT);
- buf_set_u32(reg_params[2].value, 0, 32, 0x7ffffff1);
-
- /* IAP stack */
- init_reg_param(®_params[3], "r13_svc", 32, PARAM_OUT);
- buf_set_u32(reg_params[3].value, 0, 32, lpc2000_info->iap_working_area->address + 0xac);
-
- /* return address */
- init_reg_param(®_params[4], "lr_svc", 32, PARAM_OUT);
- buf_set_u32(reg_params[4].value, 0, 32, lpc2000_info->iap_working_area->address + 0x4);
-
- target->type->run_algorithm(target, 2, mem_params, 5, reg_params, lpc2000_info->iap_working_area->address, lpc2000_info->iap_working_area->address + 0x4, 10000, &armv4_5_info);
-
- status_code = buf_get_u32(mem_params[1].value, 0, 32);
- result_table[0] = target_buffer_get_u32(target, mem_params[1].value);
- result_table[1] = target_buffer_get_u32(target, mem_params[1].value + 4);
-
- destroy_mem_param(&mem_params[0]);
- destroy_mem_param(&mem_params[1]);
-
- destroy_reg_param(®_params[0]);
- destroy_reg_param(®_params[1]);
- destroy_reg_param(®_params[2]);
- destroy_reg_param(®_params[3]);
- destroy_reg_param(®_params[4]);
-
- return status_code;
-}
-
-int lpc2000_iap_blank_check(struct flash_bank_s *bank, int first, int last)
-{
- u32 param_table[5];
- u32 result_table[2];
- int status_code;
- int i;
-
- if ((first < 0) || (last > bank->num_sectors))
- return ERROR_FLASH_SECTOR_INVALID;
-
- for (i = first; i <= last; i++)
- {
- /* check single sector */
- param_table[0] = param_table[1] = i;
- status_code = lpc2000_iap_call(bank, 53, param_table, result_table);
-
- switch (status_code)
- {
- case ERROR_FLASH_OPERATION_FAILED:
- return ERROR_FLASH_OPERATION_FAILED;
- case LPC2000_CMD_SUCCESS:
- bank->sectors[i].is_erased = 1;
- break;
- case LPC2000_SECTOR_NOT_BLANK:
- bank->sectors[i].is_erased = 0;
- break;
- case LPC2000_INVALID_SECTOR:
- bank->sectors[i].is_erased = 0;
- break;
- case LPC2000_BUSY:
- return ERROR_FLASH_BUSY;
- break;
- default:
- ERROR("BUG: unknown LPC2000 status code");
- exit(-1);
- }
- }
-
- return ERROR_OK;
-}
-
-/* flash bank lpc2000 <base> <size> 0 0 <target#> <lpc_variant> <cclk> [calc_checksum]
- */
-int lpc2000_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)
-{
- lpc2000_flash_bank_t *lpc2000_info;
-
- if (argc < 8)
- {
- WARNING("incomplete flash_bank lpc2000 configuration");
- return ERROR_FLASH_BANK_INVALID;
- }
-
- lpc2000_info = malloc(sizeof(lpc2000_flash_bank_t));
- bank->driver_priv = lpc2000_info;
-
- if (strcmp(args[6], "lpc2000_v1") == 0)
- {
- lpc2000_info->variant = 1;
- lpc2000_info->cmd51_dst_boundary = 512;
- lpc2000_info->cmd51_can_256b = 0;
- lpc2000_info->cmd51_can_8192b = 1;
- }
- else if (strcmp(args[6], "lpc2000_v2") == 0)
- {
- lpc2000_info->variant = 2;
- lpc2000_info->cmd51_dst_boundary = 256;
- lpc2000_info->cmd51_can_256b = 1;
- lpc2000_info->cmd51_can_8192b = 0;
- }
- else
- {
- ERROR("unknown LPC2000 variant");
- free(lpc2000_info);
- return ERROR_FLASH_BANK_INVALID;
- }
-
- lpc2000_info->iap_working_area = NULL;
- lpc2000_info->cclk = strtoul(args[7], NULL, 0);
- lpc2000_info->calc_checksum = 0;
- lpc2000_build_sector_list(bank);
-
- if (argc >= 9)
- {
- if (strcmp(args[8], "calc_checksum") == 0)
- lpc2000_info->calc_checksum = 1;
- }
-
- return ERROR_OK;
-}
-
-int lpc2000_erase(struct flash_bank_s *bank, int first, int last)
-{
- lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;
- u32 param_table[5];
- u32 result_table[2];
- int status_code;
-
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- if ((first < 0) || (last < first) || (last >= bank->num_sectors))
- {
- return ERROR_FLASH_SECTOR_INVALID;
- }
-
- param_table[0] = first;
- param_table[1] = last;
- param_table[2] = lpc2000_info->cclk;
-
- /* Prepare sectors */
- status_code = lpc2000_iap_call(bank, 50, param_table, result_table);
- switch (status_code)
- {
- case ERROR_FLASH_OPERATION_FAILED:
- return ERROR_FLASH_OPERATION_FAILED;
- case LPC2000_CMD_SUCCESS:
- break;
- case LPC2000_INVALID_SECTOR:
- return ERROR_FLASH_SECTOR_INVALID;
- break;
- default:
- WARNING("lpc2000 prepare sectors returned %i", status_code);
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- /* Erase sectors */
- status_code = lpc2000_iap_call(bank, 52, param_table, result_table);
- switch (status_code)
- {
- case ERROR_FLASH_OPERATION_FAILED:
- return ERROR_FLASH_OPERATION_FAILED;
- case LPC2000_CMD_SUCCESS:
- break;
- case LPC2000_INVALID_SECTOR:
- return ERROR_FLASH_SECTOR_INVALID;
- break;
- default:
- WARNING("lpc2000 erase sectors returned %i", status_code);
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- return ERROR_OK;
-}
-
-int lpc2000_protect(struct flash_bank_s *bank, int set, int first, int last)
-{
- /* can't protect/unprotect on the lpc2000 */
- return ERROR_OK;
-}
-
-int lpc2000_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
-{
- lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;
- target_t *target = bank->target;
- u32 dst_min_alignment;
- u32 bytes_remaining = count;
- u32 bytes_written = 0;
- int first_sector = 0;
- int last_sector = 0;
- u32 param_table[5];
- u32 result_table[2];
- int status_code;
- int i;
- working_area_t *download_area;
-
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- /* allocate a working area */
- if (target_alloc_working_area(target, 4096, &download_area) != ERROR_OK)
- {
- ERROR("no working area specified, can't write LPC2000 internal flash");
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- if (offset + count > bank->size)
- return ERROR_FLASH_DST_OUT_OF_BANK;
-
- if (lpc2000_info->cmd51_can_256b)
- dst_min_alignment = 256;
- else
- dst_min_alignment = 512;
-
- if (offset % dst_min_alignment)
- {
- WARNING("offset 0x%x breaks required alignment 0x%x", offset, dst_min_alignment);
- return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
- }
-
- for (i = 0; i < bank->num_sectors; i++)
- {
- if (offset >= bank->sectors[i].offset)
- first_sector = i;
- if (offset + CEIL(count, dst_min_alignment) * dst_min_alignment > bank->sectors[i].offset)
- last_sector = i;
- }
-
- DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);
-
- /* check if exception vectors should be flashed */
- if ((offset == 0) && (count >= 0x20) && lpc2000_info->calc_checksum)
- {
- u32 checksum = 0;
- int i = 0;
- for (i = 0; i < 8; i++)
- {
- DEBUG("0x%2.2x: 0x%8.8x", i * 4, buf_get_u32(buffer + (i * 4), 0, 32));
- if (i != 5)
- checksum += buf_get_u32(buffer + (i * 4), 0, 32);
- }
- checksum = 0 - checksum;
- DEBUG("checksum: 0x%8.8x", checksum);
- buf_set_u32(buffer + 0x14, 0, 32, checksum);
- }
-
- while (bytes_remaining > 0)
- {
- u32 thisrun_bytes;
- if (bytes_remaining >= 4096)
- thisrun_bytes = 4096;
- else if (bytes_remaining >= 1024)
- thisrun_bytes = 1024;
- else if ((bytes_remaining >= 512) || (!lpc2000_info->cmd51_can_256b))
- thisrun_bytes = 512;
- else
- thisrun_bytes = 256;
-
- /* Prepare sectors */
- param_table[0] = first_sector;
- param_table[1] = last_sector;
- status_code = lpc2000_iap_call(bank, 50, param_table, result_table);
- switch (status_code)
- {
- case ERROR_FLASH_OPERATION_FAILED:
- return ERROR_FLASH_OPERATION_FAILED;
- case LPC2000_CMD_SUCCESS:
- break;
- case LPC2000_INVALID_SECTOR:
- return ERROR_FLASH_SECTOR_INVALID;
- break;
- default:
- WARNING("lpc2000 prepare sectors returned %i", status_code);
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- if (bytes_remaining >= thisrun_bytes)
- {
- if (target_write_buffer(bank->target, download_area->address, thisrun_bytes, buffer + bytes_written) != ERROR_OK)
- {
- target_free_working_area(target, download_area);
- return ERROR_FLASH_OPERATION_FAILED;
- }
- }
- else
- {
- u8 *last_buffer = malloc(thisrun_bytes);
- int i;
- memcpy(last_buffer, buffer + bytes_written, bytes_remaining);
- for (i = bytes_remaining; i < thisrun_bytes; i++)
- last_buffer[i] = 0xff;
- target_write_buffer(bank->target, download_area->address, thisrun_bytes, last_buffer);
- free(last_buffer);
- }
-
- DEBUG("writing 0x%x bytes to address 0x%x", thisrun_bytes, bank->base + offset + bytes_written);
-
- /* Write data */
- param_table[0] = bank->base + offset + bytes_written;
- param_table[1] = download_area->address;
- param_table[2] = thisrun_bytes;
- param_table[3] = lpc2000_info->cclk;
- status_code = lpc2000_iap_call(bank, 51, param_table, result_table);
- switch (status_code)
- {
- case ERROR_FLASH_OPERATION_FAILED:
- return ERROR_FLASH_OPERATION_FAILED;
- case LPC2000_CMD_SUCCESS:
- break;
- case LPC2000_INVALID_SECTOR:
- return ERROR_FLASH_SECTOR_INVALID;
- break;
- default:
- WARNING("lpc2000 returned %i", status_code);
- return ERROR_FLASH_OPERATION_FAILED;
- }
-
- if (bytes_remaining > thisrun_bytes)
- bytes_remaining -= thisrun_bytes;
- else
- bytes_remaining = 0;
- bytes_written += thisrun_bytes;
- }
-
- target_free_working_area(target, download_area);
-
- return ERROR_OK;
-}
-
-int lpc2000_probe(struct flash_bank_s *bank)
-{
- /* we can't probe on an lpc2000
- * if this is an lpc2xxx, it has the configured flash
- */
- return ERROR_OK;
-}
-
-int lpc2000_erase_check(struct flash_bank_s *bank)
-{
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- return lpc2000_iap_blank_check(bank, 0, bank->num_sectors - 1);
-}
-
-int lpc2000_protect_check(struct flash_bank_s *bank)
-{
- /* sectors are always protected */
- return ERROR_OK;
-}
-
-int lpc2000_info(struct flash_bank_s *bank, char *buf, int buf_size)
-{
- lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;
-
- snprintf(buf, buf_size, "lpc2000 flash driver variant: %i, clk: %i", lpc2000_info->variant, lpc2000_info->cclk);
-
- return ERROR_OK;
-}
-
-int lpc2000_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *bank;
- u32 param_table[5];
- u32 result_table[2];
- int status_code;
- lpc2000_flash_bank_t *lpc2000_info;
-
- if (argc < 1)
- {
- command_print(cmd_ctx, "usage: lpc2000 part_id <num>");
- return ERROR_OK;
- }
-
- bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!bank)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- lpc2000_info = bank->driver_priv;
- if (bank->target->state != TARGET_HALTED)
- {
- return ERROR_TARGET_NOT_HALTED;
- }
-
- if ((status_code = lpc2000_iap_call(bank, 54, param_table, result_table)) != 0x0)
- {
- if (status_code == ERROR_FLASH_OPERATION_FAILED)
- {
- command_print(cmd_ctx, "no sufficient working area specified, can't access LPC2000 IAP interface");
- return ERROR_OK;
- }
- command_print(cmd_ctx, "lpc2000 IAP returned status code %i", status_code);
- }
- else
- {
- command_print(cmd_ctx, "lpc2000 part id: 0x%8.8x", result_table[0]);
- }
-
- return ERROR_OK;
-}
+/***************************************************************************\r
+ * Copyright (C) 2005 by Dominic Rath *\r
+ * Dominic.Rath@gmx.de *\r
+ * *\r
+ * This program is free software; you can redistribute it and/or modify *\r
+ * it under the terms of the GNU General Public License as published by *\r
+ * the Free Software Foundation; either version 2 of the License, or *\r
+ * (at your option) any later version. *\r
+ * *\r
+ * This program is distributed in the hope that it will be useful, *\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
+ * GNU General Public License for more details. *\r
+ * *\r
+ * You should have received a copy of the GNU General Public License *\r
+ * along with this program; if not, write to the *\r
+ * Free Software Foundation, Inc., *\r
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
+ ***************************************************************************/\r
+#ifdef HAVE_CONFIG_H\r
+#include "config.h"\r
+#endif\r
+\r
+#include "lpc2000.h"\r
+\r
+#include "flash.h"\r
+#include "target.h"\r
+#include "log.h"\r
+#include "armv4_5.h"\r
+#include "algorithm.h"\r
+#include "binarybuffer.h"\r
+\r
+#include <stdlib.h>\r
+#include <string.h>\r
+\r
+/* flash programming support for Philips LPC2xxx devices\r
+ * currently supported devices:\r
+ * variant 1 (lpc2000_v1):\r
+ * - 2104|5|6\r
+ * - 2114|9\r
+ * - 2124|9\r
+ * - 2194\r
+ * - 2212|4\r
+ * - 2292|4\r
+ *\r
+ * variant 2 (lpc2000_v2):\r
+ * - 213x\r
+ * - 214x\r
+ * - 2101|2|3\r
+ * - 2364|6|8\r
+ * - 2378\r
+ */\r
+\r
+int lpc2000_register_commands(struct command_context_s *cmd_ctx);\r
+int lpc2000_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);\r
+int lpc2000_erase(struct flash_bank_s *bank, int first, int last);\r
+int lpc2000_protect(struct flash_bank_s *bank, int set, int first, int last);\r
+int lpc2000_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count);\r
+int lpc2000_probe(struct flash_bank_s *bank);\r
+int lpc2000_erase_check(struct flash_bank_s *bank);\r
+int lpc2000_protect_check(struct flash_bank_s *bank);\r
+int lpc2000_info(struct flash_bank_s *bank, char *buf, int buf_size);\r
+ \r
+int lpc2000_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
+\r
+flash_driver_t lpc2000_flash =\r
+{\r
+ .name = "lpc2000",\r
+ .register_commands = lpc2000_register_commands,\r
+ .flash_bank_command = lpc2000_flash_bank_command,\r
+ .erase = lpc2000_erase,\r
+ .protect = lpc2000_protect,\r
+ .write = lpc2000_write,\r
+ .probe = lpc2000_probe,\r
+ .auto_probe = lpc2000_probe,\r
+ .erase_check = lpc2000_erase_check,\r
+ .protect_check = lpc2000_protect_check,\r
+ .info = lpc2000_info\r
+};\r
+\r
+int lpc2000_register_commands(struct command_context_s *cmd_ctx)\r
+{\r
+ command_t *lpc2000_cmd = register_command(cmd_ctx, NULL, "lpc2000", NULL, COMMAND_ANY, NULL);\r
+ \r
+ register_command(cmd_ctx, lpc2000_cmd, "part_id", lpc2000_handle_part_id_command, COMMAND_EXEC,\r
+ "print part id of lpc2000 flash bank <num>");\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_build_sector_list(struct flash_bank_s *bank)\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;\r
+ \r
+ /* default to a 4096 write buffer */\r
+ lpc2000_info->cmd51_max_buffer = 4096;\r
+ \r
+ if (lpc2000_info->variant == 1)\r
+ {\r
+ int i = 0;\r
+ u32 offset = 0;\r
+ \r
+ /* variant 1 has different layout for 128kb and 256kb flashes */\r
+ if (bank->size == 128 * 1024)\r
+ {\r
+ bank->num_sectors = 16;\r
+ bank->sectors = malloc(sizeof(flash_sector_t) * 16);\r
+ for (i = 0; i < 16; i++)\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 8 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ }\r
+ else if (bank->size == 256 * 1024)\r
+ {\r
+ bank->num_sectors = 18;\r
+ bank->sectors = malloc(sizeof(flash_sector_t) * 18);\r
+ \r
+ for (i = 0; i < 8; i++)\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 8 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ for (i = 8; i < 10; i++)\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 64 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ for (i = 10; i < 18; i++)\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 8 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ }\r
+ else\r
+ {\r
+ ERROR("BUG: unknown bank->size encountered");\r
+ exit(-1);\r
+ }\r
+ }\r
+ else if (lpc2000_info->variant == 2)\r
+ {\r
+ int num_sectors;\r
+ int i;\r
+ u32 offset = 0;\r
+ \r
+ /* variant 2 has a uniform layout, only number of sectors differs */\r
+ switch (bank->size)\r
+ {\r
+ case 4 * 1024:\r
+ lpc2000_info->cmd51_max_buffer = 1024;\r
+ num_sectors = 1;\r
+ break;\r
+ case 8 * 1024:\r
+ lpc2000_info->cmd51_max_buffer = 1024;\r
+ num_sectors = 2;\r
+ break;\r
+ case 16 * 1024:\r
+ num_sectors = 4;\r
+ break;\r
+ case 32 * 1024:\r
+ num_sectors = 8;\r
+ break;\r
+ case 64 * 1024:\r
+ num_sectors = 9;\r
+ break;\r
+ case 128 * 1024:\r
+ num_sectors = 11;\r
+ break;\r
+ case 256 * 1024:\r
+ num_sectors = 15;\r
+ break;\r
+ case 512 * 1024:\r
+ case 500 * 1024:\r
+ num_sectors = 27;\r
+ break;\r
+ default:\r
+ ERROR("BUG: unknown bank->size encountered");\r
+ exit(-1);\r
+ break;\r
+ }\r
+ \r
+ bank->num_sectors = num_sectors;\r
+ bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors);\r
+ \r
+ for (i = 0; i < num_sectors; i++)\r
+ {\r
+ if ((i >= 0) && (i < 8))\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 4 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ if ((i >= 8) && (i < 22))\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 32 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ if ((i >= 22) && (i < 27))\r
+ {\r
+ bank->sectors[i].offset = offset;\r
+ bank->sectors[i].size = 4 * 1024;\r
+ offset += bank->sectors[i].size;\r
+ bank->sectors[i].is_erased = -1;\r
+ bank->sectors[i].is_protected = 1;\r
+ }\r
+ }\r
+ }\r
+ else\r
+ {\r
+ ERROR("BUG: unknown lpc2000_info->variant encountered");\r
+ exit(-1);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+/* call LPC2000 IAP function\r
+ * uses 172 bytes working area\r
+ * 0x0 to 0x7: jump gate (BX to thumb state, b -2 to wait)\r
+ * 0x8 to 0x1f: command parameter table\r
+ * 0x20 to 0x2b: command result table\r
+ * 0x2c to 0xac: stack (only 128b needed)\r
+ */\r
+int lpc2000_iap_call(flash_bank_t *bank, int code, u32 param_table[5], u32 result_table[2])\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;\r
+ target_t *target = bank->target;\r
+ mem_param_t mem_params[2];\r
+ reg_param_t reg_params[5];\r
+ armv4_5_algorithm_t armv4_5_info;\r
+ u32 status_code;\r
+ \r
+ /* regrab previously allocated working_area, or allocate a new one */\r
+ if (!lpc2000_info->iap_working_area)\r
+ {\r
+ u8 jump_gate[8];\r
+ \r
+ /* make sure we have a working area */\r
+ if (target_alloc_working_area(target, 172, &lpc2000_info->iap_working_area) != ERROR_OK)\r
+ {\r
+ ERROR("no working area specified, can't write LPC2000 internal flash");\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ /* write IAP code to working area */\r
+ target_buffer_set_u32(target, jump_gate, ARMV4_5_BX(12));\r
+ target_buffer_set_u32(target, jump_gate + 4, ARMV4_5_B(0xfffffe, 0));\r
+ target->type->write_memory(target, lpc2000_info->iap_working_area->address, 4, 2, jump_gate);\r
+ }\r
+ \r
+ armv4_5_info.common_magic = ARMV4_5_COMMON_MAGIC;\r
+ armv4_5_info.core_mode = ARMV4_5_MODE_SVC;\r
+ armv4_5_info.core_state = ARMV4_5_STATE_ARM;\r
+ \r
+ /* command parameter table */\r
+ init_mem_param(&mem_params[0], lpc2000_info->iap_working_area->address + 8, 4 * 6, PARAM_OUT);\r
+ target_buffer_set_u32(target, mem_params[0].value, code);\r
+ target_buffer_set_u32(target, mem_params[0].value + 0x4, param_table[0]);\r
+ target_buffer_set_u32(target, mem_params[0].value + 0x8, param_table[1]);\r
+ target_buffer_set_u32(target, mem_params[0].value + 0xc, param_table[2]);\r
+ target_buffer_set_u32(target, mem_params[0].value + 0x10, param_table[3]);\r
+ target_buffer_set_u32(target, mem_params[0].value + 0x14, param_table[4]);\r
+ \r
+ init_reg_param(®_params[0], "r0", 32, PARAM_OUT);\r
+ buf_set_u32(reg_params[0].value, 0, 32, lpc2000_info->iap_working_area->address + 0x8);\r
+ \r
+ /* command result table */\r
+ init_mem_param(&mem_params[1], lpc2000_info->iap_working_area->address + 0x20, 4 * 3, PARAM_IN);\r
+ \r
+ init_reg_param(®_params[1], "r1", 32, PARAM_OUT);\r
+ buf_set_u32(reg_params[1].value, 0, 32, lpc2000_info->iap_working_area->address + 0x20);\r
+ \r
+ /* IAP entry point */\r
+ init_reg_param(®_params[2], "r12", 32, PARAM_OUT);\r
+ buf_set_u32(reg_params[2].value, 0, 32, 0x7ffffff1);\r
+ \r
+ /* IAP stack */\r
+ init_reg_param(®_params[3], "r13_svc", 32, PARAM_OUT);\r
+ buf_set_u32(reg_params[3].value, 0, 32, lpc2000_info->iap_working_area->address + 0xac);\r
+\r
+ /* return address */\r
+ init_reg_param(®_params[4], "lr_svc", 32, PARAM_OUT);\r
+ buf_set_u32(reg_params[4].value, 0, 32, lpc2000_info->iap_working_area->address + 0x4);\r
+ \r
+ target->type->run_algorithm(target, 2, mem_params, 5, reg_params, lpc2000_info->iap_working_area->address, lpc2000_info->iap_working_area->address + 0x4, 10000, &armv4_5_info);\r
+ \r
+ status_code = buf_get_u32(mem_params[1].value, 0, 32);\r
+ result_table[0] = target_buffer_get_u32(target, mem_params[1].value);\r
+ result_table[1] = target_buffer_get_u32(target, mem_params[1].value + 4);\r
+ \r
+ destroy_mem_param(&mem_params[0]);\r
+ destroy_mem_param(&mem_params[1]);\r
+ \r
+ destroy_reg_param(®_params[0]);\r
+ destroy_reg_param(®_params[1]);\r
+ destroy_reg_param(®_params[2]);\r
+ destroy_reg_param(®_params[3]);\r
+ destroy_reg_param(®_params[4]);\r
+ \r
+ return status_code;\r
+}\r
+\r
+int lpc2000_iap_blank_check(struct flash_bank_s *bank, int first, int last)\r
+{\r
+ u32 param_table[5];\r
+ u32 result_table[2];\r
+ int status_code;\r
+ int i;\r
+ \r
+ if ((first < 0) || (last > bank->num_sectors))\r
+ return ERROR_FLASH_SECTOR_INVALID;\r
+ \r
+ for (i = first; i <= last; i++)\r
+ {\r
+ /* check single sector */\r
+ param_table[0] = param_table[1] = i;\r
+ status_code = lpc2000_iap_call(bank, 53, param_table, result_table);\r
+ \r
+ switch (status_code)\r
+ {\r
+ case ERROR_FLASH_OPERATION_FAILED:\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ case LPC2000_CMD_SUCCESS:\r
+ bank->sectors[i].is_erased = 1;\r
+ break;\r
+ case LPC2000_SECTOR_NOT_BLANK:\r
+ bank->sectors[i].is_erased = 0;\r
+ break;\r
+ case LPC2000_INVALID_SECTOR:\r
+ bank->sectors[i].is_erased = 0;\r
+ break;\r
+ case LPC2000_BUSY:\r
+ return ERROR_FLASH_BUSY;\r
+ break;\r
+ default:\r
+ ERROR("BUG: unknown LPC2000 status code");\r
+ exit(-1);\r
+ }\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+/* flash bank lpc2000 <base> <size> 0 0 <target#> <lpc_variant> <cclk> [calc_checksum]\r
+ */\r
+int lpc2000_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info;\r
+ \r
+ if (argc < 8)\r
+ {\r
+ WARNING("incomplete flash_bank lpc2000 configuration");\r
+ return ERROR_FLASH_BANK_INVALID;\r
+ }\r
+ \r
+ lpc2000_info = malloc(sizeof(lpc2000_flash_bank_t));\r
+ bank->driver_priv = lpc2000_info;\r
+ \r
+ if (strcmp(args[6], "lpc2000_v1") == 0)\r
+ {\r
+ lpc2000_info->variant = 1;\r
+ lpc2000_info->cmd51_dst_boundary = 512;\r
+ lpc2000_info->cmd51_can_256b = 0;\r
+ lpc2000_info->cmd51_can_8192b = 1;\r
+ }\r
+ else if (strcmp(args[6], "lpc2000_v2") == 0)\r
+ {\r
+ lpc2000_info->variant = 2;\r
+ lpc2000_info->cmd51_dst_boundary = 256;\r
+ lpc2000_info->cmd51_can_256b = 1;\r
+ lpc2000_info->cmd51_can_8192b = 0;\r
+ }\r
+ else\r
+ {\r
+ ERROR("unknown LPC2000 variant");\r
+ free(lpc2000_info);\r
+ return ERROR_FLASH_BANK_INVALID;\r
+ }\r
+ \r
+ lpc2000_info->iap_working_area = NULL;\r
+ lpc2000_info->cclk = strtoul(args[7], NULL, 0);\r
+ lpc2000_info->calc_checksum = 0;\r
+ lpc2000_build_sector_list(bank);\r
+ \r
+ if (argc >= 9)\r
+ {\r
+ if (strcmp(args[8], "calc_checksum") == 0)\r
+ lpc2000_info->calc_checksum = 1;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_erase(struct flash_bank_s *bank, int first, int last)\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;\r
+ u32 param_table[5];\r
+ u32 result_table[2];\r
+ int status_code;\r
+ \r
+ param_table[0] = first;\r
+ param_table[1] = last;\r
+ param_table[2] = lpc2000_info->cclk;\r
+ \r
+ /* Prepare sectors */\r
+ status_code = lpc2000_iap_call(bank, 50, param_table, result_table);\r
+ switch (status_code)\r
+ {\r
+ case ERROR_FLASH_OPERATION_FAILED:\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ case LPC2000_CMD_SUCCESS:\r
+ break;\r
+ case LPC2000_INVALID_SECTOR:\r
+ return ERROR_FLASH_SECTOR_INVALID;\r
+ break;\r
+ default:\r
+ WARNING("lpc2000 prepare sectors returned %i", status_code);\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ /* Erase sectors */\r
+ status_code = lpc2000_iap_call(bank, 52, param_table, result_table);\r
+ switch (status_code)\r
+ {\r
+ case ERROR_FLASH_OPERATION_FAILED:\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ case LPC2000_CMD_SUCCESS:\r
+ break;\r
+ case LPC2000_INVALID_SECTOR:\r
+ return ERROR_FLASH_SECTOR_INVALID;\r
+ break;\r
+ default:\r
+ WARNING("lpc2000 erase sectors returned %i", status_code);\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_protect(struct flash_bank_s *bank, int set, int first, int last)\r
+{\r
+ /* can't protect/unprotect on the lpc2000 */\r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;\r
+ target_t *target = bank->target;\r
+ u32 dst_min_alignment;\r
+ u32 bytes_remaining = count;\r
+ u32 bytes_written = 0;\r
+ int first_sector = 0;\r
+ int last_sector = 0;\r
+ u32 param_table[5];\r
+ u32 result_table[2];\r
+ int status_code;\r
+ int i;\r
+ working_area_t *download_area;\r
+ \r
+ if (bank->target->state != TARGET_HALTED)\r
+ {\r
+ return ERROR_TARGET_NOT_HALTED;\r
+ }\r
+ \r
+ /* allocate a working area */\r
+ if (target_alloc_working_area(target, lpc2000_info->cmd51_max_buffer, &download_area) != ERROR_OK)\r
+ {\r
+ ERROR("no working area specified, can't write LPC2000 internal flash");\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ if (offset + count > bank->size)\r
+ return ERROR_FLASH_DST_OUT_OF_BANK;\r
+ \r
+ if (lpc2000_info->cmd51_can_256b)\r
+ dst_min_alignment = 256;\r
+ else\r
+ dst_min_alignment = 512;\r
+ \r
+ if (offset % dst_min_alignment)\r
+ {\r
+ WARNING("offset 0x%x breaks required alignment 0x%x", offset, dst_min_alignment);\r
+ return ERROR_FLASH_DST_BREAKS_ALIGNMENT;\r
+ }\r
+ \r
+ for (i = 0; i < bank->num_sectors; i++)\r
+ {\r
+ if (offset >= bank->sectors[i].offset)\r
+ first_sector = i;\r
+ if (offset + CEIL(count, dst_min_alignment) * dst_min_alignment > bank->sectors[i].offset)\r
+ last_sector = i;\r
+ }\r
+ \r
+ DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector);\r
+\r
+ /* check if exception vectors should be flashed */\r
+ if ((offset == 0) && (count >= 0x20) && lpc2000_info->calc_checksum)\r
+ {\r
+ u32 checksum = 0;\r
+ int i = 0;\r
+ for (i = 0; i < 8; i++)\r
+ {\r
+ DEBUG("0x%2.2x: 0x%8.8x", i * 4, buf_get_u32(buffer + (i * 4), 0, 32));\r
+ if (i != 5)\r
+ checksum += buf_get_u32(buffer + (i * 4), 0, 32);\r
+ }\r
+ checksum = 0 - checksum;\r
+ DEBUG("checksum: 0x%8.8x", checksum);\r
+ buf_set_u32(buffer + 0x14, 0, 32, checksum);\r
+ }\r
+ \r
+ while (bytes_remaining > 0)\r
+ {\r
+ u32 thisrun_bytes;\r
+ if (bytes_remaining >= lpc2000_info->cmd51_max_buffer)\r
+ thisrun_bytes = lpc2000_info->cmd51_max_buffer;\r
+ else if (bytes_remaining >= 1024)\r
+ thisrun_bytes = 1024;\r
+ else if ((bytes_remaining >= 512) || (!lpc2000_info->cmd51_can_256b))\r
+ thisrun_bytes = 512;\r
+ else\r
+ thisrun_bytes = 256;\r
+ \r
+ /* Prepare sectors */\r
+ param_table[0] = first_sector;\r
+ param_table[1] = last_sector;\r
+ status_code = lpc2000_iap_call(bank, 50, param_table, result_table);\r
+ switch (status_code)\r
+ {\r
+ case ERROR_FLASH_OPERATION_FAILED:\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ case LPC2000_CMD_SUCCESS:\r
+ break;\r
+ case LPC2000_INVALID_SECTOR:\r
+ return ERROR_FLASH_SECTOR_INVALID;\r
+ break;\r
+ default:\r
+ WARNING("lpc2000 prepare sectors returned %i", status_code);\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ if (bytes_remaining >= thisrun_bytes)\r
+ {\r
+ if (target_write_buffer(bank->target, download_area->address, thisrun_bytes, buffer + bytes_written) != ERROR_OK)\r
+ {\r
+ target_free_working_area(target, download_area);\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ }\r
+ else\r
+ {\r
+ u8 *last_buffer = malloc(thisrun_bytes);\r
+ int i;\r
+ memcpy(last_buffer, buffer + bytes_written, bytes_remaining);\r
+ for (i = bytes_remaining; i < thisrun_bytes; i++)\r
+ last_buffer[i] = 0xff;\r
+ target_write_buffer(bank->target, download_area->address, thisrun_bytes, last_buffer);\r
+ free(last_buffer);\r
+ }\r
+ \r
+ DEBUG("writing 0x%x bytes to address 0x%x", thisrun_bytes, bank->base + offset + bytes_written);\r
+ \r
+ /* Write data */\r
+ param_table[0] = bank->base + offset + bytes_written;\r
+ param_table[1] = download_area->address;\r
+ param_table[2] = thisrun_bytes;\r
+ param_table[3] = lpc2000_info->cclk;\r
+ status_code = lpc2000_iap_call(bank, 51, param_table, result_table);\r
+ switch (status_code)\r
+ {\r
+ case ERROR_FLASH_OPERATION_FAILED:\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ case LPC2000_CMD_SUCCESS:\r
+ break;\r
+ case LPC2000_INVALID_SECTOR:\r
+ return ERROR_FLASH_SECTOR_INVALID;\r
+ break;\r
+ default:\r
+ WARNING("lpc2000 returned %i", status_code);\r
+ return ERROR_FLASH_OPERATION_FAILED;\r
+ }\r
+ \r
+ if (bytes_remaining > thisrun_bytes)\r
+ bytes_remaining -= thisrun_bytes;\r
+ else\r
+ bytes_remaining = 0;\r
+ bytes_written += thisrun_bytes;\r
+ }\r
+ \r
+ target_free_working_area(target, download_area);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_probe(struct flash_bank_s *bank)\r
+{\r
+ /* we can't probe on an lpc2000 \r
+ * if this is an lpc2xxx, it has the configured flash\r
+ */\r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_erase_check(struct flash_bank_s *bank)\r
+{\r
+ if (bank->target->state != TARGET_HALTED)\r
+ {\r
+ return ERROR_TARGET_NOT_HALTED;\r
+ }\r
+ \r
+ return lpc2000_iap_blank_check(bank, 0, bank->num_sectors - 1);\r
+}\r
+\r
+int lpc2000_protect_check(struct flash_bank_s *bank)\r
+{\r
+ /* sectors are always protected */\r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_info(struct flash_bank_s *bank, char *buf, int buf_size)\r
+{\r
+ lpc2000_flash_bank_t *lpc2000_info = bank->driver_priv;\r
+\r
+ snprintf(buf, buf_size, "lpc2000 flash driver variant: %i, clk: %i", lpc2000_info->variant, lpc2000_info->cclk);\r
+ \r
+ return ERROR_OK;\r
+}\r
+\r
+int lpc2000_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
+{\r
+ flash_bank_t *bank;\r
+ u32 param_table[5];\r
+ u32 result_table[2];\r
+ int status_code;\r
+ lpc2000_flash_bank_t *lpc2000_info;\r
+\r
+ if (argc < 1)\r
+ {\r
+ command_print(cmd_ctx, "usage: lpc2000 part_id <num>");\r
+ return ERROR_OK;\r
+ }\r
+ \r
+ bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0));\r
+ if (!bank)\r
+ {\r
+ command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);\r
+ return ERROR_OK;\r
+ }\r
+\r
+ lpc2000_info = bank->driver_priv;\r
+ if (bank->target->state != TARGET_HALTED)\r
+ {\r
+ return ERROR_TARGET_NOT_HALTED;\r
+ }\r
+ \r
+ if ((status_code = lpc2000_iap_call(bank, 54, param_table, result_table)) != 0x0)\r
+ {\r
+ if (status_code == ERROR_FLASH_OPERATION_FAILED)\r
+ {\r
+ command_print(cmd_ctx, "no sufficient working area specified, can't access LPC2000 IAP interface");\r
+ return ERROR_OK;\r
+ }\r
+ command_print(cmd_ctx, "lpc2000 IAP returned status code %i", status_code);\r
+ }\r
+ else\r
+ {\r
+ command_print(cmd_ctx, "lpc2000 part id: 0x%8.8x", result_table[0]);\r
+ }\r
+ \r
+ return ERROR_OK;\r
+}\r