#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 <stdlib.h>
-#include <string.h>
/* AVR_JTAG_Instructions */
#define AVR_JTAG_INS_LEN 4
#define AVR_JTAG_REG_ProgrammingCommand_Len 15
#define AVR_JTAG_REG_FlashDataByte_Len 16
-avrf_type_t avft_chips_info[] =
+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},
{
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;
}
{
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;
}
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);
}
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, 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);
}
LOG_DEBUG("poll_value = 0x%04X", poll_value);
}while(!(poll_value & 0x0200));
-
+
return ERROR_OK;
}
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;
}
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)
{
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);
}
avrf_type_t *avr_info = NULL;
int i;
u32 device_id;
-
+
if (bank->target->state != TARGET_HALTED)
{
LOG_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))
break;
}
}
-
+
if (avr_info != NULL)
{
// chip found
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].is_erased = -1;
bank->sectors[i].is_protected = 1;
}
-
+
avrf_info->probed = 1;
return ERROR_OK;
}
{
// chip not supported
LOG_ERROR("0x%X is not support for avr", EXTRACT_PART(device_id));
-
+
avrf_info->probed = 1;
return ERROR_FAIL;
}
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
{
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;
}
{
flash_bank_t *bank;
int i;
-
+
if (argc < 1)
{
command_print(cmd_ctx, "avr mass_erase <bank>");
- return ERROR_OK;
+ 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 */
{
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("%s", __FUNCTION__);
return ERROR_OK;
}
projects / openocd / blobdiff