diff options
Diffstat (limited to 'src/flash/flash.c')
| -rw-r--r-- | src/flash/flash.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/src/flash/flash.c b/src/flash/flash.c deleted file mode 100644 index dfeea5b0..00000000 --- a/src/flash/flash.c +++ /dev/null @@ -1,216 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2005 by Dominic Rath * - * Dominic.Rath@gmx.de * - * * - * Copyright (C) 2007,2008 Øyvind Harboe * - * oyvind.harboe@zylin.com * - * * - * Copyright (C) 2008 by Spencer Oliver * - * spen@spen-soft.co.uk * - * * - * 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 "flash.h" -#include "common.h" -#include <target/image.h> -#include <helper/time_support.h> - -struct flash_bank *flash_banks; - -struct flash_bank *get_flash_bank_by_num_noprobe(int num) -{ - struct flash_bank *p; - int i = 0; - - for (p = flash_banks; p; p = p->next) - { - if (i++ == num) - { - return p; - } - } - LOG_ERROR("flash bank %d does not exist", num); - return NULL; -} - -int flash_get_bank_count(void) -{ - struct flash_bank *p; - int i = 0; - for (p = flash_banks; p; p = p->next) - { - i++; - } - return i; -} - -struct flash_bank *get_flash_bank_by_name(const char *name) -{ - unsigned requested = get_flash_name_index(name); - unsigned found = 0; - - struct flash_bank *bank; - for (bank = flash_banks; NULL != bank; bank = bank->next) - { - if (strcmp(bank->name, name) == 0) - return bank; - if (!flash_driver_name_matches(bank->driver->name, name)) - continue; - if (++found < requested) - continue; - return bank; - } - return NULL; -} - -struct flash_bank *get_flash_bank_by_num(int num) -{ - struct flash_bank *p = get_flash_bank_by_num_noprobe(num); - int retval; - - if (p == NULL) - return NULL; - - retval = p->driver->auto_probe(p); - - if (retval != ERROR_OK) - { - LOG_ERROR("auto_probe failed %d\n", retval); - return NULL; - } - return p; -} - -/* lookup flash bank by address */ -struct flash_bank *get_flash_bank_by_addr(struct target *target, uint32_t addr) -{ - struct flash_bank *c; - - /* cycle through bank list */ - for (c = flash_banks; c; c = c->next) - { - int retval; - retval = c->driver->auto_probe(c); - - if (retval != ERROR_OK) - { - LOG_ERROR("auto_probe failed %d\n", retval); - return NULL; - } - /* check whether address belongs to this flash bank */ - if ((addr >= c->base) && (addr <= c->base + (c->size - 1)) && target == c->target) - return c; - } - LOG_ERROR("No flash at address 0x%08" PRIx32 "\n", addr); - return NULL; -} - -int default_flash_mem_blank_check(struct flash_bank *bank) -{ - struct target *target = bank->target; - const int buffer_size = 1024; - int i; - uint32_t nBytes; - int retval = ERROR_OK; - - if (bank->target->state != TARGET_HALTED) - { - LOG_ERROR("Target not halted"); - return ERROR_TARGET_NOT_HALTED; - } - - uint8_t *buffer = malloc(buffer_size); - - for (i = 0; i < bank->num_sectors; i++) - { - uint32_t j; - bank->sectors[i].is_erased = 1; - - for (j = 0; j < bank->sectors[i].size; j += buffer_size) - { - uint32_t chunk; - chunk = buffer_size; - if (chunk > (j - bank->sectors[i].size)) - { - chunk = (j - bank->sectors[i].size); - } - - retval = target_read_memory(target, bank->base + bank->sectors[i].offset + j, 4, chunk/4, buffer); - if (retval != ERROR_OK) - { - goto done; - } - - for (nBytes = 0; nBytes < chunk; nBytes++) - { - if (buffer[nBytes] != 0xFF) - { - bank->sectors[i].is_erased = 0; - break; - } - } - } - } - - done: - free(buffer); - - return retval; -} - -int default_flash_blank_check(struct flash_bank *bank) -{ - struct target *target = bank->target; - int i; - int retval; - int fast_check = 0; - uint32_t blank; - - if (bank->target->state != TARGET_HALTED) - { - LOG_ERROR("Target not halted"); - return ERROR_TARGET_NOT_HALTED; - } - - for (i = 0; i < bank->num_sectors; i++) - { - uint32_t address = bank->base + bank->sectors[i].offset; - uint32_t size = bank->sectors[i].size; - - if ((retval = target_blank_check_memory(target, address, size, &blank)) != ERROR_OK) - { - fast_check = 0; - break; - } - if (blank == 0xFF) - bank->sectors[i].is_erased = 1; - else - bank->sectors[i].is_erased = 0; - fast_check = 1; - } - - if (!fast_check) - { - LOG_USER("Running slow fallback erase check - add working memory"); - return default_flash_mem_blank_check(bank); - } - - return ERROR_OK; -} |