diff --git a/src/flash/avrf.c b/src/flash/avrf.c index 3351dedec..09bc3093c 100644 --- a/src/flash/avrf.c +++ b/src/flash/avrf.c @@ -1,500 +1,500 @@ -/*************************************************************************** - * Copyright (C) 2009 by Simon Qian * - * SimonQian@SimonQian.com * - * * - * 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 "replacements.h" - -#include "avrf.h" -#include "avrt.h" -#include "flash.h" -#include "target.h" -#include "log.h" -#include "algorithm.h" -#include "binarybuffer.h" - -#include -#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 - -avrf_type_t avft_chips_info[] = -{ -// name, chip_id, flash_page_size, flash_page_num, eeprom_page_size, eeprom_page_num - {"atmega128", 0x9702, 256, 512, 8, 512}, -}; - -static int avrf_register_commands(struct command_context_s *cmd_ctx); -static int avrf_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank); -static int avrf_erase(struct flash_bank_s *bank, int first, int last); -static int avrf_protect(struct flash_bank_s *bank, int set, int first, int last); -static int avrf_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count); -static int avrf_probe(struct flash_bank_s *bank); -static int avrf_auto_probe(struct flash_bank_s *bank); -//static int avrf_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); -static int avrf_protect_check(struct flash_bank_s *bank); -static int avrf_info(struct flash_bank_s *bank, char *buf, int buf_size); - -static int avrf_handle_mass_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); - -extern int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out); -extern int avr_jtag_senddat(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int len); - -extern int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti); -extern int mcu_write_dr(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int dr_len, int rti); -extern int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti); -extern int mcu_write_dr_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int dr_len, int rti); -extern int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti); -extern int mcu_write_dr_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int dr_len, int rti); -extern int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti); -extern int mcu_write_dr_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int dr_len, int rti); -extern int mcu_execute_queue(void); - -flash_driver_t avr_flash = -{ - .name = "avr", - .register_commands = avrf_register_commands, - .flash_bank_command = avrf_flash_bank_command, - .erase = avrf_erase, - .protect = avrf_protect, - .write = avrf_write, - .probe = avrf_probe, - .auto_probe = avrf_auto_probe, - .erase_check = default_flash_mem_blank_check, - .protect_check = avrf_protect_check, - .info = avrf_info -}; - -/* avr program functions */ -static int avr_jtag_reset(avr_common_t *avr, u32 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); - - return ERROR_OK; -} - -static int avr_jtag_read_jtagid(avr_common_t *avr, u32 *id) -{ - avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_IDCODE); - avr_jtag_senddat(avr->jtag_info.tap, id, 0, AVR_JTAG_REG_JTAGID_Len); - - return ERROR_OK; -} - -static int avr_jtagprg_enterprogmode(avr_common_t *avr) -{ - avr_jtag_reset(avr, 1); - - avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_ENABLE); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0xA370, AVR_JTAG_REG_ProgrammingEnable_Len); - - return ERROR_OK; -} - -static int avr_jtagprg_leaveprogmode(avr_common_t *avr) -{ - avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x2300, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3300, AVR_JTAG_REG_ProgrammingCommand_Len); - - avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_ENABLE); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0, AVR_JTAG_REG_ProgrammingEnable_Len); - - avr_jtag_reset(avr, 0); - - return ERROR_OK; -} - -static int avr_jtagprg_chiperase(avr_common_t *avr) -{ - u32 poll_value; - - avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x2380, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3180, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3380, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3380, AVR_JTAG_REG_ProgrammingCommand_Len); - - do{ - poll_value = 0; - 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%04X", poll_value); - }while(!(poll_value & 0x0200)); - - return ERROR_OK; -} - -static int avr_jtagprg_writeflashpage(avr_common_t *avr, u8 *page_buf, u32 buf_size, u32 addr, u32 page_size) -{ - u32 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 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++) - { - 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); - - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3500, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); - avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); - - do{ - poll_value = 0; - 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%04X", poll_value); - }while(!(poll_value & 0x0200)); - - return ERROR_OK; -} - -/* interface command */ -static int avrf_register_commands(struct command_context_s *cmd_ctx) -{ - command_t *avr_cmd = register_command(cmd_ctx, NULL, "avr", NULL, COMMAND_ANY, "avr flash specific commands"); - - register_command(cmd_ctx, avr_cmd, "mass_erase", avrf_handle_mass_erase_command, COMMAND_EXEC, - "mass erase device"); - - return ERROR_OK; -} - -static int avrf_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank) -{ - avrf_flash_bank_t *avrf_info; - - if (argc < 6) - { - LOG_WARNING("incomplete flash_bank avr configuration"); - return ERROR_FLASH_BANK_INVALID; - } - - avrf_info = malloc(sizeof(avrf_flash_bank_t)); - bank->driver_priv = avrf_info; - - avrf_info->probed = 0; - - return ERROR_OK; -} - -static int avrf_erase(struct flash_bank_s *bank, int first, int last) -{ - LOG_INFO(__FUNCTION__); - return ERROR_OK; -} - -static int avrf_protect(struct flash_bank_s *bank, int set, int first, int last) -{ - LOG_INFO(__FUNCTION__); - return ERROR_OK; -} - -static int avrf_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count) -{ - target_t *target = bank->target; - avr_common_t *avr = target->arch_info; - u32 cur_size, cur_buffer_size, page_size; - - 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%x breaks required %d-byte alignment", offset, page_size); - return ERROR_FLASH_DST_BREAKS_ALIGNMENT; - } - - LOG_DEBUG("offset is 0x%08X", offset); - LOG_DEBUG("count is %d", count); - - if (ERROR_OK != avr_jtagprg_enterprogmode(avr)) - { - return ERROR_FAIL; - } - - cur_size = 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); - count -= cur_buffer_size; - cur_size += cur_buffer_size; - - keep_alive(); - } - - return avr_jtagprg_leaveprogmode(avr); -} - -#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_s *bank) -{ - target_t *target = bank->target; - avrf_flash_bank_t *avrf_info = bank->driver_priv; - avr_common_t *avr = target->arch_info; - avrf_type_t *avr_info; - int i; - u32 device_id; - - if (bank->target->state != TARGET_HALTED) - { - LOG_ERROR("Target not halted"); - return ERROR_TARGET_NOT_HALTED; - } - - avrf_info->probed = 0; - - avr_jtag_read_jtagid(avr, &device_id); - if (ERROR_OK != mcu_execute_queue()) - { - return ERROR_FAIL; - } - - LOG_INFO( "device id = 0x%08x", device_id ); - if (EXTRACT_MFG(device_id) != 0x1F) - { - LOG_ERROR("0x%X is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); - } - - for (i = 0; i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0])); 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 (i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0]))) - { - // 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(flash_sector_t) * avr_info->flash_page_num); - - 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; - } - - avrf_info->probed = 1; - return ERROR_OK; - } - else - { - // chip not supported - LOG_ERROR("0x%X is not support for avr", EXTRACT_PART(device_id)); - - avrf_info->probed = 1; - return ERROR_FAIL; - } -} - -static int avrf_auto_probe(struct flash_bank_s *bank) -{ - avrf_flash_bank_t *avrf_info = bank->driver_priv; - if (avrf_info->probed) - return ERROR_OK; - return avrf_probe(bank); -} - -static int avrf_protect_check(struct flash_bank_s *bank) -{ - LOG_INFO(__FUNCTION__); - return ERROR_OK; -} - -static int avrf_info(struct flash_bank_s *bank, char *buf, int buf_size) -{ - target_t *target = bank->target; - avr_common_t *avr = target->arch_info; - avrf_type_t *avr_info; - int i; - u32 device_id; - - 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%08x", device_id ); - if (EXTRACT_MFG(device_id) != 0x1F) - { - LOG_ERROR("0x%X is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); - } - - for (i = 0; i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0])); 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); - - return ERROR_OK; - } - } - - if (i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0]))) - { - // chip found - snprintf(buf, buf_size, "%s - Rev: 0x%X", avr_info->name, EXTRACT_VER(device_id)); - return ERROR_OK; - } - else - { - // chip not supported - snprintf(buf, buf_size, "Cannot identify target as a avr\n"); - return ERROR_FLASH_OPERATION_FAILED; - } -} - -static int avrf_mass_erase(struct flash_bank_s *bank) -{ - target_t *target = bank->target; - avr_common_t *avr = target->arch_info; - - 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))) - { - return ERROR_FAIL; - } - - return ERROR_OK; -} - -static int avrf_handle_mass_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - flash_bank_t *bank; - int i; - - if (argc < 1) - { - command_print(cmd_ctx, "avr mass_erase "); - 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; - } - - 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 - { - command_print(cmd_ctx, "avr mass erase failed"); - } - - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} +/*************************************************************************** + * Copyright (C) 2009 by Simon Qian * + * SimonQian@SimonQian.com * + * * + * 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 "replacements.h" + +#include "avrf.h" +#include "avrt.h" +#include "flash.h" +#include "target.h" +#include "log.h" +#include "algorithm.h" +#include "binarybuffer.h" + +#include +#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 + +avrf_type_t avft_chips_info[] = +{ +// name, chip_id, flash_page_size, flash_page_num, eeprom_page_size, eeprom_page_num + {"atmega128", 0x9702, 256, 512, 8, 512}, +}; + +static int avrf_register_commands(struct command_context_s *cmd_ctx); +static int avrf_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank); +static int avrf_erase(struct flash_bank_s *bank, int first, int last); +static int avrf_protect(struct flash_bank_s *bank, int set, int first, int last); +static int avrf_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count); +static int avrf_probe(struct flash_bank_s *bank); +static int avrf_auto_probe(struct flash_bank_s *bank); +//static int avrf_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +static int avrf_protect_check(struct flash_bank_s *bank); +static int avrf_info(struct flash_bank_s *bank, char *buf, int buf_size); + +static int avrf_handle_mass_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); + +extern int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out); +extern int avr_jtag_senddat(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int len); + +extern int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti); +extern int mcu_write_dr(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int dr_len, int rti); +extern int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti); +extern int mcu_write_dr_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int dr_len, int rti); +extern int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti); +extern int mcu_write_dr_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int dr_len, int rti); +extern int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti); +extern int mcu_write_dr_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int dr_len, int rti); +extern int mcu_execute_queue(void); + +flash_driver_t avr_flash = +{ + .name = "avr", + .register_commands = avrf_register_commands, + .flash_bank_command = avrf_flash_bank_command, + .erase = avrf_erase, + .protect = avrf_protect, + .write = avrf_write, + .probe = avrf_probe, + .auto_probe = avrf_auto_probe, + .erase_check = default_flash_mem_blank_check, + .protect_check = avrf_protect_check, + .info = avrf_info +}; + +/* avr program functions */ +static int avr_jtag_reset(avr_common_t *avr, u32 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); + + return ERROR_OK; +} + +static int avr_jtag_read_jtagid(avr_common_t *avr, u32 *id) +{ + avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_IDCODE); + avr_jtag_senddat(avr->jtag_info.tap, id, 0, AVR_JTAG_REG_JTAGID_Len); + + return ERROR_OK; +} + +static int avr_jtagprg_enterprogmode(avr_common_t *avr) +{ + avr_jtag_reset(avr, 1); + + avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_ENABLE); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0xA370, AVR_JTAG_REG_ProgrammingEnable_Len); + + return ERROR_OK; +} + +static int avr_jtagprg_leaveprogmode(avr_common_t *avr) +{ + avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x2300, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3300, AVR_JTAG_REG_ProgrammingCommand_Len); + + avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_ENABLE); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0, AVR_JTAG_REG_ProgrammingEnable_Len); + + avr_jtag_reset(avr, 0); + + return ERROR_OK; +} + +static int avr_jtagprg_chiperase(avr_common_t *avr) +{ + u32 poll_value; + + avr_jtag_sendinstr(avr->jtag_info.tap, NULL, AVR_JTAG_INS_PROG_COMMANDS); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x2380, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3180, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3380, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3380, AVR_JTAG_REG_ProgrammingCommand_Len); + + do{ + poll_value = 0; + 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%04X", poll_value); + }while(!(poll_value & 0x0200)); + + return ERROR_OK; +} + +static int avr_jtagprg_writeflashpage(avr_common_t *avr, u8 *page_buf, u32 buf_size, u32 addr, u32 page_size) +{ + u32 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 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++) + { + 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); + + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3500, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); + avr_jtag_senddat(avr->jtag_info.tap, NULL, 0x3700, AVR_JTAG_REG_ProgrammingCommand_Len); + + do{ + poll_value = 0; + 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%04X", poll_value); + }while(!(poll_value & 0x0200)); + + return ERROR_OK; +} + +/* interface command */ +static int avrf_register_commands(struct command_context_s *cmd_ctx) +{ + command_t *avr_cmd = register_command(cmd_ctx, NULL, "avr", NULL, COMMAND_ANY, "avr flash specific commands"); + + register_command(cmd_ctx, avr_cmd, "mass_erase", avrf_handle_mass_erase_command, COMMAND_EXEC, + "mass erase device"); + + return ERROR_OK; +} + +static int avrf_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank) +{ + avrf_flash_bank_t *avrf_info; + + if (argc < 6) + { + LOG_WARNING("incomplete flash_bank avr configuration"); + return ERROR_FLASH_BANK_INVALID; + } + + avrf_info = malloc(sizeof(avrf_flash_bank_t)); + bank->driver_priv = avrf_info; + + avrf_info->probed = 0; + + return ERROR_OK; +} + +static int avrf_erase(struct flash_bank_s *bank, int first, int last) +{ + LOG_INFO(__FUNCTION__); + return ERROR_OK; +} + +static int avrf_protect(struct flash_bank_s *bank, int set, int first, int last) +{ + LOG_INFO(__FUNCTION__); + return ERROR_OK; +} + +static int avrf_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count) +{ + target_t *target = bank->target; + avr_common_t *avr = target->arch_info; + u32 cur_size, cur_buffer_size, page_size; + + 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%x breaks required %d-byte alignment", offset, page_size); + return ERROR_FLASH_DST_BREAKS_ALIGNMENT; + } + + LOG_DEBUG("offset is 0x%08X", offset); + LOG_DEBUG("count is %d", count); + + if (ERROR_OK != avr_jtagprg_enterprogmode(avr)) + { + return ERROR_FAIL; + } + + cur_size = 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); + count -= cur_buffer_size; + cur_size += cur_buffer_size; + + keep_alive(); + } + + return avr_jtagprg_leaveprogmode(avr); +} + +#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_s *bank) +{ + target_t *target = bank->target; + avrf_flash_bank_t *avrf_info = bank->driver_priv; + avr_common_t *avr = target->arch_info; + avrf_type_t *avr_info = NULL; + int i; + u32 device_id; + + if (bank->target->state != TARGET_HALTED) + { + LOG_ERROR("Target not halted"); + return ERROR_TARGET_NOT_HALTED; + } + + avrf_info->probed = 0; + + avr_jtag_read_jtagid(avr, &device_id); + if (ERROR_OK != mcu_execute_queue()) + { + return ERROR_FAIL; + } + + LOG_INFO( "device id = 0x%08x", device_id ); + if (EXTRACT_MFG(device_id) != 0x1F) + { + LOG_ERROR("0x%X is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); + } + + for (i = 0; i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0])); 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 + 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(flash_sector_t) * avr_info->flash_page_num); + + 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; + } + + avrf_info->probed = 1; + return ERROR_OK; + } + else + { + // chip not supported + LOG_ERROR("0x%X is not support for avr", EXTRACT_PART(device_id)); + + avrf_info->probed = 1; + return ERROR_FAIL; + } +} + +static int avrf_auto_probe(struct flash_bank_s *bank) +{ + avrf_flash_bank_t *avrf_info = bank->driver_priv; + if (avrf_info->probed) + return ERROR_OK; + return avrf_probe(bank); +} + +static int avrf_protect_check(struct flash_bank_s *bank) +{ + LOG_INFO(__FUNCTION__); + return ERROR_OK; +} + +static int avrf_info(struct flash_bank_s *bank, char *buf, int buf_size) +{ + target_t *target = bank->target; + avr_common_t *avr = target->arch_info; + avrf_type_t *avr_info = NULL; + int i; + u32 device_id; + + 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%08x", device_id ); + if (EXTRACT_MFG(device_id) != 0x1F) + { + LOG_ERROR("0x%X is invalid Manufacturer for avr, 0x%X is expected", EXTRACT_MFG(device_id), 0x1F); + } + + for (i = 0; i < (int)(sizeof(avft_chips_info) / sizeof(avft_chips_info[0])); 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 + snprintf(buf, buf_size, "%s - Rev: 0x%X", avr_info->name, EXTRACT_VER(device_id)); + return ERROR_OK; + } + else + { + // chip not supported + snprintf(buf, buf_size, "Cannot identify target as a avr\n"); + return ERROR_FLASH_OPERATION_FAILED; + } +} + +static int avrf_mass_erase(struct flash_bank_s *bank) +{ + target_t *target = bank->target; + avr_common_t *avr = target->arch_info; + + 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))) + { + return ERROR_FAIL; + } + + return ERROR_OK; +} + +static int avrf_handle_mass_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + int i; + + if (argc < 1) + { + command_print(cmd_ctx, "avr mass_erase "); + 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; + } + + 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 + { + command_print(cmd_ctx, "avr mass erase failed"); + } + + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} diff --git a/src/flash/avrf.h b/src/flash/avrf.h index d1c976c6f..6c5868c4d 100644 --- a/src/flash/avrf.h +++ b/src/flash/avrf.h @@ -1,39 +1,39 @@ -/*************************************************************************** - * Copyright (C) 2009 by Simon Qian * - * SimonQian@SimonQian.com * - * * - * 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. * - ***************************************************************************/ -#ifndef AVRF_H -#define AVRF_H - -typedef struct avrf_type_s -{ - char name[15]; - u16 chip_id; - int flash_page_size; - int flash_page_num; - int eeprom_page_size; - int eeprom_page_num; -} avrf_type_t; - -typedef struct avrf_flash_bank_s -{ - int ppage_size; - int probed; -} avrf_flash_bank_t; - -#endif /* AVRF_H */ +/*************************************************************************** + * Copyright (C) 2009 by Simon Qian * + * SimonQian@SimonQian.com * + * * + * 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. * + ***************************************************************************/ +#ifndef AVRF_H +#define AVRF_H + +typedef struct avrf_type_s +{ + char name[15]; + u16 chip_id; + int flash_page_size; + int flash_page_num; + int eeprom_page_size; + int eeprom_page_num; +} avrf_type_t; + +typedef struct avrf_flash_bank_s +{ + int ppage_size; + int probed; +} avrf_flash_bank_t; + +#endif /* AVRF_H */ diff --git a/src/target/avrt.c b/src/target/avrt.c index f67f1969b..95f818eb7 100644 --- a/src/target/avrt.c +++ b/src/target/avrt.c @@ -1,354 +1,354 @@ -/*************************************************************************** - * Copyright (C) 2009 by Simon Qian * - * SimonQian@SimonQian.com * - * * - * 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 "replacements.h" - -#include "avrt.h" - -#include "register.h" -#include "target.h" -#include "log.h" -#include "jtag.h" -#include "binarybuffer.h" -#include "time_support.h" -#include "breakpoints.h" -#include "fileio.h" - -#include -#include - -#include -#include -#include - -#define AVR_JTAG_INS_LEN 4 - -/* cli handling */ -int avr_register_commands(struct command_context_s *cmd_ctx); - -/* forward declarations */ -int avr_target_create(struct target_s *target, Jim_Interp *interp); -int avr_init_target(struct command_context_s *cmd_ctx, struct target_s *target); -int avr_quit(void); - -int avr_arch_state(struct target_s *target); -int avr_poll(target_t *target); -int avr_halt(target_t *target); -int avr_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution); -int avr_step(struct target_s *target, int current, u32 address, int handle_breakpoints); - -int avr_assert_reset(target_t *target); -int avr_deassert_reset(target_t *target); -int avr_soft_reset_halt(struct target_s *target); - -/* IR and DR functions */ -int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out); -int avr_jtag_senddat(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int len); - -int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti); -int mcu_write_dr(jtag_tap_t *tap, u8 *dr_in, u8 *dr_out, int dr_len, int rti); -int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti); -int mcu_write_dr_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int dr_len, int rti); -int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti); -int mcu_write_dr_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int dr_len, int rti); -int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti); -int mcu_write_dr_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int dr_len, int rti); -int mcu_execute_queue(void); - -target_type_t avr_target = -{ - .name = "avr", - - .poll = avr_poll, - .arch_state = avr_arch_state, - - .target_request_data = NULL, - - .halt = avr_halt, - .resume = avr_resume, - .step = avr_step, - - .assert_reset = avr_assert_reset, - .deassert_reset = avr_deassert_reset, - .soft_reset_halt = avr_soft_reset_halt, -/* - .get_gdb_reg_list = avr_get_gdb_reg_list, - - .read_memory = avr_read_memory, - .write_memory = avr_write_memory, - .bulk_write_memory = avr_bulk_write_memory, - .checksum_memory = avr_checksum_memory, - .blank_check_memory = avr_blank_check_memory, - - .run_algorithm = avr_run_algorithm, - - .add_breakpoint = avr_add_breakpoint, - .remove_breakpoint = avr_remove_breakpoint, - .add_watchpoint = avr_add_watchpoint, - .remove_watchpoint = avr_remove_watchpoint, -*/ - .register_commands = avr_register_commands, - .target_create = avr_target_create, - .init_target = avr_init_target, - .quit = avr_quit, -/* - .virt2phys = avr_virt2phys, - .mmu = avr_mmu -*/ -}; - -int avr_register_commands(struct command_context_s *cmd_ctx) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_target_create(struct target_s *target, Jim_Interp *interp) -{ - avr_common_t *avr = calloc(1, sizeof(avr_common_t)); - - avr->jtag_info.tap = target->tap; - target->arch_info = avr; - - return ERROR_OK; -} - -int avr_init_target(struct command_context_s *cmd_ctx, struct target_s *target) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_quit(void) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_arch_state(struct target_s *target) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_poll(target_t *target) -{ - if ((target->state == TARGET_RUNNING) || (target->state == TARGET_DEBUG_RUNNING)) - { - target->state = TARGET_HALTED; - } - - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_halt(target_t *target) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_step(struct target_s *target, int current, u32 address, int handle_breakpoints) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_assert_reset(target_t *target) -{ - target->state = TARGET_RESET; - - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_deassert_reset(target_t *target) -{ - target->state = TARGET_RUNNING; - - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_soft_reset_halt(struct target_s *target) -{ - LOG_DEBUG(__FUNCTION__); - return ERROR_OK; -} - -int avr_jtag_senddat(jtag_tap_t *tap, u32* dr_in, u32 dr_out, int len) -{ - return mcu_write_dr_u32(tap, dr_in, dr_out, len, 1); -} - -int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out) -{ - return mcu_write_ir_u8(tap, ir_in, ir_out, AVR_JTAG_INS_LEN, 1); -} - -/* IR and DR functions */ -int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti) -{ - if (NULL == tap) - { - LOG_ERROR("invalid tap"); - return ERROR_FAIL; - } - if (ir_len != tap->ir_length) - { - LOG_ERROR("invalid ir_len"); - return ERROR_FAIL; - } - - { - scan_field_t field[1]; - - field[0].tap = tap; - field[0].num_bits = tap->ir_length; - field[0].out_value = ir_out; - field[0].out_mask = NULL; - field[0].in_value = ir_in; - field[0].in_check_value = NULL; - field[0].in_check_mask = NULL; - field[0].in_handler = NULL; - field[0].in_handler_priv = NULL; - jtag_add_plain_ir_scan(sizeof(field) / sizeof(field[0]), field, TAP_IDLE); - } - - return ERROR_OK; -} - -int mcu_write_dr(jtag_tap_t *tap, u8 *dr_in, u8 *dr_out, int dr_len, int rti) -{ - if (NULL == tap) - { - LOG_ERROR("invalid tap"); - return ERROR_FAIL; - } - - { - scan_field_t field[1]; - - field[0].tap = tap; - field[0].num_bits = dr_len; - field[0].out_value = dr_out; - field[0].out_mask = NULL; - field[0].in_value = dr_in; - field[0].in_check_value = NULL; - field[0].in_check_mask = NULL; - field[0].in_handler = NULL; - field[0].in_handler_priv = NULL; - jtag_add_plain_dr_scan(sizeof(field) / sizeof(field[0]), field, TAP_IDLE); - } - - return ERROR_OK; -} - -int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti) -{ - if (ir_len > 8) - { - LOG_ERROR("ir_len overflow, maxium is 8"); - return ERROR_FAIL; - } - - mcu_write_ir(tap, ir_in, &ir_out, ir_len, rti); - - return ERROR_OK; -} - -int mcu_write_dr_u8(jtag_tap_t *tap, u8 *dr_in, u8 dr_out, int dr_len, int rti) -{ - if (dr_len > 8) - { - LOG_ERROR("dr_len overflow, maxium is 8"); - return ERROR_FAIL; - } - - mcu_write_dr(tap, dr_in, &dr_out, dr_len, rti); - - return ERROR_OK; -} - -int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti) -{ - if (ir_len > 16) - { - LOG_ERROR("ir_len overflow, maxium is 16"); - return ERROR_FAIL; - } - - mcu_write_ir(tap, (u8*)ir_in, (u8*)&ir_out, ir_len, rti); - - return ERROR_OK; -} - -int mcu_write_dr_u16(jtag_tap_t *tap, u16 *dr_in, u16 dr_out, int dr_len, int rti) -{ - if (dr_len > 16) - { - LOG_ERROR("dr_len overflow, maxium is 16"); - return ERROR_FAIL; - } - - mcu_write_dr(tap, (u8*)dr_in, (u8*)&dr_out, dr_len, rti); - - return ERROR_OK; -} - -int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti) -{ - if (ir_len > 32) - { - LOG_ERROR("ir_len overflow, maxium is 32"); - return ERROR_FAIL; - } - - mcu_write_ir(tap, (u8*)ir_in, (u8*)&ir_out, ir_len, rti); - - return ERROR_OK; -} - -int mcu_write_dr_u32(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int dr_len, int rti) -{ - if (dr_len > 32) - { - LOG_ERROR("dr_len overflow, maxium is 32"); - return ERROR_FAIL; - } - - mcu_write_dr(tap, (u8*)dr_in, (u8*)&dr_out, dr_len, rti); - - return ERROR_OK; -} - -int mcu_execute_queue(void) -{ - return jtag_execute_queue(); -} +/*************************************************************************** + * Copyright (C) 2009 by Simon Qian * + * SimonQian@SimonQian.com * + * * + * 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 "replacements.h" + +#include "avrt.h" + +#include "register.h" +#include "target.h" +#include "log.h" +#include "jtag.h" +#include "binarybuffer.h" +#include "time_support.h" +#include "breakpoints.h" +#include "fileio.h" + +#include +#include + +#include +#include +#include + +#define AVR_JTAG_INS_LEN 4 + +/* cli handling */ +int avr_register_commands(struct command_context_s *cmd_ctx); + +/* forward declarations */ +int avr_target_create(struct target_s *target, Jim_Interp *interp); +int avr_init_target(struct command_context_s *cmd_ctx, struct target_s *target); +int avr_quit(void); + +int avr_arch_state(struct target_s *target); +int avr_poll(target_t *target); +int avr_halt(target_t *target); +int avr_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution); +int avr_step(struct target_s *target, int current, u32 address, int handle_breakpoints); + +int avr_assert_reset(target_t *target); +int avr_deassert_reset(target_t *target); +int avr_soft_reset_halt(struct target_s *target); + +/* IR and DR functions */ +int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out); +int avr_jtag_senddat(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int len); + +int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti); +int mcu_write_dr(jtag_tap_t *tap, u8 *dr_in, u8 *dr_out, int dr_len, int rti); +int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti); +int mcu_write_dr_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int dr_len, int rti); +int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti); +int mcu_write_dr_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int dr_len, int rti); +int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti); +int mcu_write_dr_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int dr_len, int rti); +int mcu_execute_queue(void); + +target_type_t avr_target = +{ + .name = "avr", + + .poll = avr_poll, + .arch_state = avr_arch_state, + + .target_request_data = NULL, + + .halt = avr_halt, + .resume = avr_resume, + .step = avr_step, + + .assert_reset = avr_assert_reset, + .deassert_reset = avr_deassert_reset, + .soft_reset_halt = avr_soft_reset_halt, +/* + .get_gdb_reg_list = avr_get_gdb_reg_list, + + .read_memory = avr_read_memory, + .write_memory = avr_write_memory, + .bulk_write_memory = avr_bulk_write_memory, + .checksum_memory = avr_checksum_memory, + .blank_check_memory = avr_blank_check_memory, + + .run_algorithm = avr_run_algorithm, + + .add_breakpoint = avr_add_breakpoint, + .remove_breakpoint = avr_remove_breakpoint, + .add_watchpoint = avr_add_watchpoint, + .remove_watchpoint = avr_remove_watchpoint, +*/ + .register_commands = avr_register_commands, + .target_create = avr_target_create, + .init_target = avr_init_target, + .quit = avr_quit, +/* + .virt2phys = avr_virt2phys, + .mmu = avr_mmu +*/ +}; + +int avr_register_commands(struct command_context_s *cmd_ctx) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_target_create(struct target_s *target, Jim_Interp *interp) +{ + avr_common_t *avr = calloc(1, sizeof(avr_common_t)); + + avr->jtag_info.tap = target->tap; + target->arch_info = avr; + + return ERROR_OK; +} + +int avr_init_target(struct command_context_s *cmd_ctx, struct target_s *target) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_quit(void) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_arch_state(struct target_s *target) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_poll(target_t *target) +{ + if ((target->state == TARGET_RUNNING) || (target->state == TARGET_DEBUG_RUNNING)) + { + target->state = TARGET_HALTED; + } + + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_halt(target_t *target) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_step(struct target_s *target, int current, u32 address, int handle_breakpoints) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_assert_reset(target_t *target) +{ + target->state = TARGET_RESET; + + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_deassert_reset(target_t *target) +{ + target->state = TARGET_RUNNING; + + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_soft_reset_halt(struct target_s *target) +{ + LOG_DEBUG(__FUNCTION__); + return ERROR_OK; +} + +int avr_jtag_senddat(jtag_tap_t *tap, u32* dr_in, u32 dr_out, int len) +{ + return mcu_write_dr_u32(tap, dr_in, dr_out, len, 1); +} + +int avr_jtag_sendinstr(jtag_tap_t *tap, u8 *ir_in, u8 ir_out) +{ + return mcu_write_ir_u8(tap, ir_in, ir_out, AVR_JTAG_INS_LEN, 1); +} + +/* IR and DR functions */ +int mcu_write_ir(jtag_tap_t *tap, u8 *ir_in, u8 *ir_out, int ir_len, int rti) +{ + if (NULL == tap) + { + LOG_ERROR("invalid tap"); + return ERROR_FAIL; + } + if (ir_len != tap->ir_length) + { + LOG_ERROR("invalid ir_len"); + return ERROR_FAIL; + } + + { + scan_field_t field[1]; + + field[0].tap = tap; + field[0].num_bits = tap->ir_length; + field[0].out_value = ir_out; + field[0].out_mask = NULL; + field[0].in_value = ir_in; + field[0].in_check_value = NULL; + field[0].in_check_mask = NULL; + field[0].in_handler = NULL; + field[0].in_handler_priv = NULL; + jtag_add_plain_ir_scan(sizeof(field) / sizeof(field[0]), field, TAP_IDLE); + } + + return ERROR_OK; +} + +int mcu_write_dr(jtag_tap_t *tap, u8 *dr_in, u8 *dr_out, int dr_len, int rti) +{ + if (NULL == tap) + { + LOG_ERROR("invalid tap"); + return ERROR_FAIL; + } + + { + scan_field_t field[1]; + + field[0].tap = tap; + field[0].num_bits = dr_len; + field[0].out_value = dr_out; + field[0].out_mask = NULL; + field[0].in_value = dr_in; + field[0].in_check_value = NULL; + field[0].in_check_mask = NULL; + field[0].in_handler = NULL; + field[0].in_handler_priv = NULL; + jtag_add_plain_dr_scan(sizeof(field) / sizeof(field[0]), field, TAP_IDLE); + } + + return ERROR_OK; +} + +int mcu_write_ir_u8(jtag_tap_t *tap, u8 *ir_in, u8 ir_out, int ir_len, int rti) +{ + if (ir_len > 8) + { + LOG_ERROR("ir_len overflow, maxium is 8"); + return ERROR_FAIL; + } + + mcu_write_ir(tap, ir_in, &ir_out, ir_len, rti); + + return ERROR_OK; +} + +int mcu_write_dr_u8(jtag_tap_t *tap, u8 *dr_in, u8 dr_out, int dr_len, int rti) +{ + if (dr_len > 8) + { + LOG_ERROR("dr_len overflow, maxium is 8"); + return ERROR_FAIL; + } + + mcu_write_dr(tap, dr_in, &dr_out, dr_len, rti); + + return ERROR_OK; +} + +int mcu_write_ir_u16(jtag_tap_t *tap, u16 *ir_in, u16 ir_out, int ir_len, int rti) +{ + if (ir_len > 16) + { + LOG_ERROR("ir_len overflow, maxium is 16"); + return ERROR_FAIL; + } + + mcu_write_ir(tap, (u8*)ir_in, (u8*)&ir_out, ir_len, rti); + + return ERROR_OK; +} + +int mcu_write_dr_u16(jtag_tap_t *tap, u16 *dr_in, u16 dr_out, int dr_len, int rti) +{ + if (dr_len > 16) + { + LOG_ERROR("dr_len overflow, maxium is 16"); + return ERROR_FAIL; + } + + mcu_write_dr(tap, (u8*)dr_in, (u8*)&dr_out, dr_len, rti); + + return ERROR_OK; +} + +int mcu_write_ir_u32(jtag_tap_t *tap, u32 *ir_in, u32 ir_out, int ir_len, int rti) +{ + if (ir_len > 32) + { + LOG_ERROR("ir_len overflow, maxium is 32"); + return ERROR_FAIL; + } + + mcu_write_ir(tap, (u8*)ir_in, (u8*)&ir_out, ir_len, rti); + + return ERROR_OK; +} + +int mcu_write_dr_u32(jtag_tap_t *tap, u32 *dr_in, u32 dr_out, int dr_len, int rti) +{ + if (dr_len > 32) + { + LOG_ERROR("dr_len overflow, maxium is 32"); + return ERROR_FAIL; + } + + mcu_write_dr(tap, (u8*)dr_in, (u8*)&dr_out, dr_len, rti); + + return ERROR_OK; +} + +int mcu_execute_queue(void) +{ + return jtag_execute_queue(); +} diff --git a/src/target/avrt.h b/src/target/avrt.h index fccba44c4..e840aaf96 100644 --- a/src/target/avrt.h +++ b/src/target/avrt.h @@ -1,33 +1,33 @@ -/*************************************************************************** - * Copyright (C) 2009 by Simon Qian * - * SimonQian@SimonQian.com * - * * - * 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. * - ***************************************************************************/ -#ifndef AVRT_H -#define AVRT_H - -typedef struct mcu_jtag_s -{ - jtag_tap_t *tap; -} mcu_jtag_t; - -typedef struct avr_common_s -{ - mcu_jtag_t jtag_info; -} avr_common_t; - -#endif /* AVRT_H */ +/*************************************************************************** + * Copyright (C) 2009 by Simon Qian * + * SimonQian@SimonQian.com * + * * + * 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. * + ***************************************************************************/ +#ifndef AVRT_H +#define AVRT_H + +typedef struct mcu_jtag_s +{ + jtag_tap_t *tap; +} mcu_jtag_t; + +typedef struct avr_common_s +{ + mcu_jtag_t jtag_info; +} avr_common_t; + +#endif /* AVRT_H */