X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fnor%2Favrf.c;h=b88f6f61c3995365543e661fd0f3b645c29c9fb6;hp=c0724190507a55a21fea0294b49a56449086a92b;hb=9542cb7c3d9f4b66d2df3d8412a73d008077ab86;hpb=303b493c229475df26d69d102bbaf5ae5e5e7a3f diff --git a/src/flash/nor/avrf.c b/src/flash/nor/avrf.c index c072419050..b88f6f61c3 100644 --- a/src/flash/nor/avrf.c +++ b/src/flash/nor/avrf.c @@ -13,67 +13,74 @@ * 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. * + * along with this program. If not, see . * ***************************************************************************/ + #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "imp.h" -#include "avrf.h" #include - /* AVR_JTAG_Instructions */ -#define AVR_JTAG_INS_LEN 4 -// Public Instructions: -#define AVR_JTAG_INS_EXTEST 0x00 -#define AVR_JTAG_INS_IDCODE 0x01 -#define AVR_JTAG_INS_SAMPLE_PRELOAD 0x02 -#define AVR_JTAG_INS_BYPASS 0x0F -// AVR Specified Public Instructions: -#define AVR_JTAG_INS_AVR_RESET 0x0C -#define AVR_JTAG_INS_PROG_ENABLE 0x04 -#define AVR_JTAG_INS_PROG_COMMANDS 0x05 -#define AVR_JTAG_INS_PROG_PAGELOAD 0x06 -#define AVR_JTAG_INS_PROG_PAGEREAD 0x07 - -// Data Registers: -#define AVR_JTAG_REG_Bypass_Len 1 -#define AVR_JTAG_REG_DeviceID_Len 32 - -#define AVR_JTAG_REG_Reset_Len 1 -#define AVR_JTAG_REG_JTAGID_Len 32 -#define AVR_JTAG_REG_ProgrammingEnable_Len 16 -#define AVR_JTAG_REG_ProgrammingCommand_Len 15 -#define AVR_JTAG_REG_FlashDataByte_Len 16 - -struct avrf_type avft_chips_info[] = -{ -// name, chip_id, flash_page_size, flash_page_num, eeprom_page_size, eeprom_page_num - {"atmega128", 0x9702, 256, 512, 8, 512}, +#define AVR_JTAG_INS_LEN 4 +/* Public Instructions: */ +#define AVR_JTAG_INS_EXTEST 0x00 +#define AVR_JTAG_INS_IDCODE 0x01 +#define AVR_JTAG_INS_SAMPLE_PRELOAD 0x02 +#define AVR_JTAG_INS_BYPASS 0x0F +/* AVR Specified Public Instructions: */ +#define AVR_JTAG_INS_AVR_RESET 0x0C +#define AVR_JTAG_INS_PROG_ENABLE 0x04 +#define AVR_JTAG_INS_PROG_COMMANDS 0x05 +#define AVR_JTAG_INS_PROG_PAGELOAD 0x06 +#define AVR_JTAG_INS_PROG_PAGEREAD 0x07 + +/* Data Registers: */ +#define AVR_JTAG_REG_Bypass_Len 1 +#define AVR_JTAG_REG_DeviceID_Len 32 + +#define AVR_JTAG_REG_Reset_Len 1 +#define AVR_JTAG_REG_JTAGID_Len 32 +#define AVR_JTAG_REG_ProgrammingEnable_Len 16 +#define AVR_JTAG_REG_ProgrammingCommand_Len 15 +#define AVR_JTAG_REG_FlashDataByte_Len 16 + +struct avrf_type { + char name[15]; + uint16_t chip_id; + int flash_page_size; + int flash_page_num; + int eeprom_page_size; + int eeprom_page_num; }; -int avr_jtag_sendinstr(struct jtag_tap *tap, uint8_t *ir_in, uint8_t ir_out); -int avr_jtag_senddat(struct jtag_tap *tap, uint32_t *dr_in, uint32_t dr_out, int len); +struct avrf_flash_bank { + int ppage_size; + int probed; +}; -int mcu_write_ir(struct jtag_tap *tap, uint8_t *ir_in, uint8_t *ir_out, int ir_len, int rti); -int mcu_write_dr(struct jtag_tap *tap, uint8_t *ir_in, uint8_t *ir_out, int dr_len, int rti); -int mcu_write_ir_u8(struct jtag_tap *tap, uint8_t *ir_in, uint8_t ir_out, int ir_len, int rti); -int mcu_write_dr_u8(struct jtag_tap *tap, uint8_t *ir_in, uint8_t ir_out, int dr_len, int rti); -int mcu_write_ir_u16(struct jtag_tap *tap, uint16_t *ir_in, uint16_t ir_out, int ir_len, int rti); -int mcu_write_dr_u16(struct jtag_tap *tap, uint16_t *ir_in, uint16_t ir_out, int dr_len, int rti); -int mcu_write_ir_u32(struct jtag_tap *tap, uint32_t *ir_in, uint32_t ir_out, int ir_len, int rti); -int mcu_write_dr_u32(struct jtag_tap *tap, uint32_t *ir_in, uint32_t ir_out, int dr_len, int rti); -int mcu_execute_queue(void); +static const struct avrf_type avft_chips_info[] = { +/* name, chip_id, flash_page_size, flash_page_num, + * eeprom_page_size, eeprom_page_num + */ + {"atmega128", 0x9702, 256, 512, 8, 512}, + {"atmega128rfa1", 0xa701, 128, 512, 8, 512}, + {"at90can128", 0x9781, 256, 512, 8, 512}, + {"at90usb128", 0x9782, 256, 512, 8, 512}, + {"atmega164p", 0x940a, 128, 128, 4, 128}, + {"atmega324p", 0x9508, 128, 256, 4, 256}, + {"atmega324pa", 0x9511, 128, 256, 4, 256}, + {"atmega644p", 0x960a, 256, 256, 8, 256}, + {"atmega1284p", 0x9705, 256, 512, 8, 512}, +}; /* avr program functions */ static int avr_jtag_reset(struct avr_common *avr, uint32_t reset) { avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_AVR_RESET); - avr_jtag_senddat(avr->jtag_info.tap, NULL, reset ,AVR_JTAG_REG_Reset_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, reset, AVR_JTAG_REG_Reset_Len); return ERROR_OK; } @@ -122,42 +129,48 @@ static int avr_jtagprg_chiperase(struct avr_common *avr) do { poll_value = 0; - avr_jtag_senddat(avr->jtag_info.tap, &poll_value, 0x3380, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, + &poll_value, + 0x3380, + AVR_JTAG_REG_ProgrammingCommand_Len); if (ERROR_OK != mcu_execute_queue()) - { return ERROR_FAIL; - } LOG_DEBUG("poll_value = 0x%04" PRIx32 "", poll_value); } while (!(poll_value & 0x0200)); return ERROR_OK; } -static int avr_jtagprg_writeflashpage(struct avr_common *avr, uint8_t *page_buf, uint32_t buf_size, uint32_t addr, uint32_t page_size) +static int avr_jtagprg_writeflashpage(struct avr_common *avr, + const uint8_t *page_buf, + uint32_t buf_size, + uint32_t addr, + uint32_t page_size) { uint32_t i, poll_value; avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x2310, AVR_JTAG_REG_ProgrammingCommand_Len); - // load addr high byte - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x0700 | ((addr >> 9) & 0xFF), AVR_JTAG_REG_ProgrammingCommand_Len); + /* load addr high byte */ + avr_jtag_senddat(avr->jtag_info.tap, + NULL, + 0x0700 | ((addr >> 9) & 0xFF), + AVR_JTAG_REG_ProgrammingCommand_Len); - // load addr low byte - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x0300 | ((addr >> 1) & 0xFF), AVR_JTAG_REG_ProgrammingCommand_Len); + /* load addr low byte */ + avr_jtag_senddat(avr->jtag_info.tap, + NULL, + 0x0300 | ((addr >> 1) & 0xFF), + AVR_JTAG_REG_ProgrammingCommand_Len); avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_PAGELOAD); - for (i = 0; i < page_size; i++) - { + for (i = 0; i < page_size; i++) { if (i < buf_size) - { avr_jtag_senddat(avr->jtag_info.tap, NULL, page_buf[i], 8); - } else - { avr_jtag_senddat(avr->jtag_info.tap, NULL, 0xFF, 8); - } } avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); @@ -169,11 +182,12 @@ static int avr_jtagprg_writeflashpage(struct avr_common *avr, uint8_t *page_buf, do { poll_value = 0; - avr_jtag_senddat(avr->jtag_info.tap, &poll_value, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, + &poll_value, + 0x3700, + AVR_JTAG_REG_ProgrammingCommand_Len); if (ERROR_OK != mcu_execute_queue()) - { return ERROR_FAIL; - } LOG_DEBUG("poll_value = 0x%04" PRIx32 "", poll_value); } while (!(poll_value & 0x0200)); @@ -185,10 +199,7 @@ FLASH_BANK_COMMAND_HANDLER(avrf_flash_bank_command) struct avrf_flash_bank *avrf_info; if (CMD_ARGC < 6) - { - LOG_WARNING("incomplete flash_bank avr configuration"); - return ERROR_FLASH_BANK_INVALID; - } + return ERROR_COMMAND_SYNTAX_ERROR; avrf_info = malloc(sizeof(struct avrf_flash_bank)); bank->driver_priv = avrf_info; @@ -200,32 +211,44 @@ FLASH_BANK_COMMAND_HANDLER(avrf_flash_bank_command) static int avrf_erase(struct flash_bank *bank, int first, int last) { - LOG_INFO("%s", __FUNCTION__); - return ERROR_OK; -} + struct target *target = bank->target; + struct avr_common *avr = target->arch_info; + int status; -static int avrf_protect(struct flash_bank *bank, int set, int first, int last) -{ - LOG_INFO("%s", __FUNCTION__); - return ERROR_OK; + LOG_DEBUG("%s", __func__); + + if (target->state != TARGET_HALTED) { + LOG_ERROR("Target not halted"); + return ERROR_TARGET_NOT_HALTED; + } + + status = avr_jtagprg_enterprogmode(avr); + if (status != ERROR_OK) + return status; + + status = avr_jtagprg_chiperase(avr); + if (status != ERROR_OK) + return status; + + return avr_jtagprg_leaveprogmode(avr); } -static int avrf_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count) +static int avrf_write(struct flash_bank *bank, const uint8_t *buffer, uint32_t offset, uint32_t count) { struct target *target = bank->target; struct avr_common *avr = target->arch_info; uint32_t cur_size, cur_buffer_size, page_size; - if (bank->target->state != TARGET_HALTED) - { + if (bank->target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } page_size = bank->sectors[0].size; - if ((offset % page_size) != 0) - { - LOG_WARNING("offset 0x%" PRIx32 " breaks required %" PRIu32 "-byte alignment", offset, page_size); + if ((offset % page_size) != 0) { + LOG_WARNING("offset 0x%" PRIx32 " breaks required %" PRIu32 "-byte alignment", + offset, + page_size); return ERROR_FLASH_DST_BREAKS_ALIGNMENT; } @@ -233,22 +256,19 @@ static int avrf_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, LOG_DEBUG("count is %" PRId32 "", count); if (ERROR_OK != avr_jtagprg_enterprogmode(avr)) - { return ERROR_FAIL; - } cur_size = 0; - while (count > 0) - { + while (count > 0) { if (count > page_size) - { cur_buffer_size = page_size; - } else - { cur_buffer_size = count; - } - avr_jtagprg_writeflashpage(avr, buffer + cur_size, cur_buffer_size, offset + cur_size, page_size); + avr_jtagprg_writeflashpage(avr, + buffer + cur_size, + cur_buffer_size, + offset + cur_size, + page_size); count -= cur_buffer_size; cur_size += cur_buffer_size; @@ -261,17 +281,17 @@ static int avrf_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, #define EXTRACT_MFG(X) (((X) & 0xffe) >> 1) #define EXTRACT_PART(X) (((X) & 0xffff000) >> 12) #define EXTRACT_VER(X) (((X) & 0xf0000000) >> 28) + static int avrf_probe(struct flash_bank *bank) { struct target *target = bank->target; struct avrf_flash_bank *avrf_info = bank->driver_priv; struct avr_common *avr = target->arch_info; - struct avrf_type *avr_info = NULL; + const struct avrf_type *avr_info = NULL; int i; uint32_t device_id; - if (bank->target->state != TARGET_HALTED) - { + if (bank->target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } @@ -280,48 +300,45 @@ static int avrf_probe(struct flash_bank *bank) avr_jtag_read_jtagid(avr, &device_id); if (ERROR_OK != mcu_execute_queue()) - { return ERROR_FAIL; - } LOG_INFO("device id = 0x%08" PRIx32 "", device_id); if (EXTRACT_MFG(device_id) != 0x1F) - { - LOG_ERROR("0x%" PRIx32 " is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); - } + LOG_ERROR("0x%" PRIx32 " is invalid Manufacturer for avr, 0x%X is expected", + EXTRACT_MFG(device_id), + 0x1F); - for (i = 0; i < (int)ARRAY_SIZE(avft_chips_info); i++) - { - if (avft_chips_info[i].chip_id == EXTRACT_PART(device_id)) - { + for (i = 0; i < (int)ARRAY_SIZE(avft_chips_info); i++) { + if (avft_chips_info[i].chip_id == EXTRACT_PART(device_id)) { avr_info = &avft_chips_info[i]; LOG_INFO("target device is %s", avr_info->name); break; } } - if (avr_info != NULL) - { - // chip found + if (avr_info != NULL) { + if (bank->sectors) { + free(bank->sectors); + bank->sectors = NULL; + } + + /* chip found */ bank->base = 0x00000000; bank->size = (avr_info->flash_page_size * avr_info->flash_page_num); bank->num_sectors = avr_info->flash_page_num; bank->sectors = malloc(sizeof(struct flash_sector) * avr_info->flash_page_num); - for (i = 0; i < avr_info->flash_page_num; i++) - { + for (i = 0; i < avr_info->flash_page_num; i++) { bank->sectors[i].offset = i * avr_info->flash_page_size; bank->sectors[i].size = avr_info->flash_page_size; bank->sectors[i].is_erased = -1; - bank->sectors[i].is_protected = 1; + bank->sectors[i].is_protected = -1; } avrf_info->probed = 1; return ERROR_OK; - } - else - { - // chip not supported + } else { + /* chip not supported */ LOG_ERROR("0x%" PRIx32 " is not support for avr", EXTRACT_PART(device_id)); avrf_info->probed = 1; @@ -337,42 +354,31 @@ static int avrf_auto_probe(struct flash_bank *bank) return avrf_probe(bank); } -static int avrf_protect_check(struct flash_bank *bank) -{ - LOG_INFO("%s", __FUNCTION__); - return ERROR_OK; -} - static int avrf_info(struct flash_bank *bank, char *buf, int buf_size) { struct target *target = bank->target; struct avr_common *avr = target->arch_info; - struct avrf_type *avr_info = NULL; + const struct avrf_type *avr_info = NULL; int i; uint32_t device_id; - if (bank->target->state != TARGET_HALTED) - { + if (bank->target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } avr_jtag_read_jtagid(avr, &device_id); if (ERROR_OK != mcu_execute_queue()) - { return ERROR_FAIL; - } LOG_INFO("device id = 0x%08" PRIx32 "", device_id); if (EXTRACT_MFG(device_id) != 0x1F) - { - LOG_ERROR("0x%" PRIx32 " is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); - } + LOG_ERROR("0x%" PRIx32 " is invalid Manufacturer for avr, 0x%X is expected", + EXTRACT_MFG(device_id), + 0x1F); - for (i = 0; i < (int)ARRAY_SIZE(avft_chips_info); i++) - { - if (avft_chips_info[i].chip_id == EXTRACT_PART(device_id)) - { + for (i = 0; i < (int)ARRAY_SIZE(avft_chips_info); i++) { + if (avft_chips_info[i].chip_id == EXTRACT_PART(device_id)) { avr_info = &avft_chips_info[i]; LOG_INFO("target device is %s", avr_info->name); @@ -380,15 +386,13 @@ static int avrf_info(struct flash_bank *bank, char *buf, int buf_size) } } - if (avr_info != NULL) - { - // chip found - snprintf(buf, buf_size, "%s - Rev: 0x%" PRIx32 "", avr_info->name, EXTRACT_VER(device_id)); + if (avr_info != NULL) { + /* chip found */ + snprintf(buf, buf_size, "%s - Rev: 0x%" PRIx32 "", avr_info->name, + EXTRACT_VER(device_id)); return ERROR_OK; - } - else - { - // chip not supported + } else { + /* chip not supported */ snprintf(buf, buf_size, "Cannot identify target as a avr\n"); return ERROR_FLASH_OPERATION_FAILED; } @@ -399,18 +403,15 @@ static int avrf_mass_erase(struct flash_bank *bank) struct target *target = bank->target; struct avr_common *avr = target->arch_info; - if (target->state != TARGET_HALTED) - { + if (target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } if ((ERROR_OK != avr_jtagprg_enterprogmode(avr)) - || (ERROR_OK != avr_jtagprg_chiperase(avr)) - || (ERROR_OK != avr_jtagprg_leaveprogmode(avr))) - { + || (ERROR_OK != avr_jtagprg_chiperase(avr)) + || (ERROR_OK != avr_jtagprg_leaveprogmode(avr))) return ERROR_FAIL; - } return ERROR_OK; } @@ -420,38 +421,30 @@ COMMAND_HANDLER(avrf_handle_mass_erase_command) int i; if (CMD_ARGC < 1) - { - command_print(CMD_CTX, "avr mass_erase "); - return ERROR_OK; - } + return ERROR_COMMAND_SYNTAX_ERROR; struct flash_bank *bank; int retval = CALL_COMMAND_HANDLER(flash_command_get_bank, 0, &bank); if (ERROR_OK != retval) return retval; - if (avrf_mass_erase(bank) == ERROR_OK) - { + if (avrf_mass_erase(bank) == ERROR_OK) { /* set all sectors as erased */ for (i = 0; i < bank->num_sectors; i++) - { bank->sectors[i].is_erased = 1; - } command_print(CMD_CTX, "avr mass erase complete"); - } - else - { + } else command_print(CMD_CTX, "avr mass erase failed"); - } - LOG_DEBUG("%s", __FUNCTION__); + LOG_DEBUG("%s", __func__); return ERROR_OK; } static const struct command_registration avrf_exec_command_handlers[] = { { .name = "mass_erase", + .usage = "", .handler = avrf_handle_mass_erase_command, .mode = COMMAND_EXEC, .help = "erase entire device", @@ -463,6 +456,7 @@ static const struct command_registration avrf_command_handlers[] = { .name = "avrf", .mode = COMMAND_ANY, .help = "AVR flash command group", + .usage = "", .chain = avrf_exec_command_handlers, }, COMMAND_REGISTRATION_DONE @@ -473,11 +467,11 @@ struct flash_driver avr_flash = { .commands = avrf_command_handlers, .flash_bank_command = avrf_flash_bank_command, .erase = avrf_erase, - .protect = avrf_protect, .write = avrf_write, + .read = default_flash_read, .probe = avrf_probe, .auto_probe = avrf_auto_probe, - .erase_check = default_flash_mem_blank_check, - .protect_check = avrf_protect_check, + .erase_check = default_flash_blank_check, .info = avrf_info, + .free_driver_priv = default_flash_free_driver_priv, };