-/***************************************************************************
- * Copyright (C) 2007-2008 by unsik Kim <donari75@gmail.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, see <http://www.gnu.org/licenses/>. *
- ***************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "mflash.h"
-#include <target/target.h>
-#include <helper/time_support.h>
-#include <helper/fileio.h>
-#include <helper/log.h>
-
-static int s3c2440_set_gpio_to_output(struct mflash_gpio_num gpio);
-static int s3c2440_set_gpio_output_val(struct mflash_gpio_num gpio, uint8_t val);
-static int pxa270_set_gpio_to_output(struct mflash_gpio_num gpio);
-static int pxa270_set_gpio_output_val(struct mflash_gpio_num gpio, uint8_t val);
-
-static struct mflash_bank *mflash_bank;
-
-static struct mflash_gpio_drv pxa270_gpio = {
- .name = "pxa270",
- .set_gpio_to_output = pxa270_set_gpio_to_output,
- .set_gpio_output_val = pxa270_set_gpio_output_val
-};
-
-static struct mflash_gpio_drv s3c2440_gpio = {
- .name = "s3c2440",
- .set_gpio_to_output = s3c2440_set_gpio_to_output,
- .set_gpio_output_val = s3c2440_set_gpio_output_val
-};
-
-static struct mflash_gpio_drv *mflash_gpio[] = {
- &pxa270_gpio,
- &s3c2440_gpio,
- NULL
-};
-
-#define PXA270_GAFR0_L 0x40E00054
-#define PXA270_GAFR3_U 0x40E00070
-#define PXA270_GAFR3_U_RESERVED_BITS 0xfffc0000u
-#define PXA270_GPDR0 0x40E0000C
-#define PXA270_GPDR3 0x40E0010C
-#define PXA270_GPDR3_RESERVED_BITS 0xfe000000u
-#define PXA270_GPSR0 0x40E00018
-#define PXA270_GPCR0 0x40E00024
-
-static int pxa270_set_gpio_to_output(struct mflash_gpio_num gpio)
-{
- uint32_t addr, value, mask;
- struct target *target = mflash_bank->target;
- int ret;
-
- /* remove alternate function. */
- mask = 0x3u << (gpio.num & 0xF)*2;
-
- addr = PXA270_GAFR0_L + (gpio.num >> 4) * 4;
-
- ret = target_read_u32(target, addr, &value);
- if (ret != ERROR_OK)
- return ret;
-
- value &= ~mask;
- if (addr == PXA270_GAFR3_U)
- value &= ~PXA270_GAFR3_U_RESERVED_BITS;
-
- ret = target_write_u32(target, addr, value);
- if (ret != ERROR_OK)
- return ret;
-
- /* set direction to output */
- mask = 0x1u << (gpio.num & 0x1F);
-
- addr = PXA270_GPDR0 + (gpio.num >> 5) * 4;
-
- ret = target_read_u32(target, addr, &value);
- if (ret != ERROR_OK)
- return ret;
-
- value |= mask;
- if (addr == PXA270_GPDR3)
- value &= ~PXA270_GPDR3_RESERVED_BITS;
-
- ret = target_write_u32(target, addr, value);
- return ret;
-}
-
-static int pxa270_set_gpio_output_val(struct mflash_gpio_num gpio, uint8_t val)
-{
- uint32_t addr, value, mask;
- struct target *target = mflash_bank->target;
- int ret;
-
- mask = 0x1u << (gpio.num & 0x1F);
-
- if (val)
- addr = PXA270_GPSR0 + (gpio.num >> 5) * 4;
- else
- addr = PXA270_GPCR0 + (gpio.num >> 5) * 4;
-
- ret = target_read_u32(target, addr, &value);
- if (ret != ERROR_OK)
- return ret;
-
- value |= mask;
-
- ret = target_write_u32(target, addr, value);
-
- return ret;
-}
-
-#define S3C2440_GPACON 0x56000000
-#define S3C2440_GPADAT 0x56000004
-#define S3C2440_GPJCON 0x560000d0
-#define S3C2440_GPJDAT 0x560000d4
-
-static int s3c2440_set_gpio_to_output(struct mflash_gpio_num gpio)
-{
- uint32_t data, mask, gpio_con;
- struct target *target = mflash_bank->target;
- int ret;
-
- if (gpio.port[0] >= 'a' && gpio.port[0] <= 'h')
- gpio_con = S3C2440_GPACON + (gpio.port[0] - 'a') * 0x10;
- else if (gpio.port[0] == 'j')
- gpio_con = S3C2440_GPJCON;
- else {
- LOG_ERROR("mflash: invalid port %d%s", gpio.num, gpio.port);
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- ret = target_read_u32(target, gpio_con, &data);
-
- if (ret == ERROR_OK) {
- if (gpio.port[0] == 'a') {
- mask = 1 << gpio.num;
- data &= ~mask;
- } else {
- mask = 3 << gpio.num * 2;
- data &= ~mask;
- data |= (1 << gpio.num * 2);
- }
-
- ret = target_write_u32(target, gpio_con, data);
- }
- return ret;
-}
-
-static int s3c2440_set_gpio_output_val(struct mflash_gpio_num gpio, uint8_t val)
-{
- uint32_t data, mask, gpio_dat;
- struct target *target = mflash_bank->target;
- int ret;
-
- if (gpio.port[0] >= 'a' && gpio.port[0] <= 'h')
- gpio_dat = S3C2440_GPADAT + (gpio.port[0] - 'a') * 0x10;
- else if (gpio.port[0] == 'j')
- gpio_dat = S3C2440_GPJDAT;
- else {
- LOG_ERROR("mflash: invalid port %d%s", gpio.num, gpio.port);
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- ret = target_read_u32(target, gpio_dat, &data);
-
- if (ret == ERROR_OK) {
- mask = 1 << gpio.num;
- if (val)
- data |= mask;
- else
- data &= ~mask;
-
- ret = target_write_u32(target, gpio_dat, data);
- }
- return ret;
-}
-
-static int mg_hdrst(uint8_t level)
-{
- return mflash_bank->gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, level);
-}
-
-static int mg_init_gpio(void)
-{
- int ret;
- struct mflash_gpio_drv *gpio_drv = mflash_bank->gpio_drv;
-
- ret = gpio_drv->set_gpio_to_output(mflash_bank->rst_pin);
- if (ret != ERROR_OK)
- return ret;
-
- ret = gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, 1);
-
- return ret;
-}
-
-static int mg_dsk_wait(mg_io_type_wait wait_local, uint32_t time_var)
-{
- uint8_t status, error;
- struct target *target = mflash_bank->target;
- uint32_t mg_task_reg = mflash_bank->base + MG_REG_OFFSET;
- int ret;
- long long t = 0;
-
- struct duration bench;
- duration_start(&bench);
-
- while (time_var) {
-
- ret = target_read_u8(target, mg_task_reg + MG_REG_STATUS, &status);
- if (ret != ERROR_OK)
- return ret;
-
- if (status & mg_io_rbit_status_busy) {
- if (wait_local == mg_io_wait_bsy)
- return ERROR_OK;
- } else {
- switch (wait_local) {
- case mg_io_wait_not_bsy:
- return ERROR_OK;
- case mg_io_wait_rdy_noerr:
- if (status & mg_io_rbit_status_ready)
- return ERROR_OK;
- break;
- case mg_io_wait_drq_noerr:
- if (status & mg_io_rbit_status_data_req)
- return ERROR_OK;
- break;
- default:
- break;
- }
-
- /* Now we check the error condition! */
- if (status & mg_io_rbit_status_error) {
- ret = target_read_u8(target, mg_task_reg + MG_REG_ERROR, &error);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_ERROR("mflash: io error 0x%02x", error);
-
- return ERROR_MG_IO;
- }
-
- switch (wait_local) {
- case mg_io_wait_rdy:
- if (status & mg_io_rbit_status_ready)
- return ERROR_OK;
- /* fallthrough */
- case mg_io_wait_drq:
- if (status & mg_io_rbit_status_data_req)
- return ERROR_OK;
- /* fallthrough */
- default:
- break;
- }
- }
-
- ret = duration_measure(&bench);
- if (ERROR_OK == ret)
- t = duration_elapsed(&bench) * 1000.0;
- else
- LOG_ERROR("mflash: duration measurement failed: %d", ret);
-
- if (t > time_var)
- break;
- }
-
- LOG_ERROR("mflash: timeout occured");
- return ERROR_MG_TIMEOUT;
-}
-
-static int mg_dsk_srst(uint8_t on)
-{
- struct target *target = mflash_bank->target;
- uint32_t mg_task_reg = mflash_bank->base + MG_REG_OFFSET;
- uint8_t value;
- int ret;
-
- ret = target_read_u8(target, mg_task_reg + MG_REG_DRV_CTRL, &value);
- if (ret != ERROR_OK)
- return ret;
-
- if (on)
- value |= (mg_io_rbit_devc_srst);
- else
- value &= ~mg_io_rbit_devc_srst;
-
- ret = target_write_u8(target, mg_task_reg + MG_REG_DRV_CTRL, value);
- return ret;
-}
-
-static int mg_dsk_io_cmd(uint32_t sect_num, uint32_t cnt, uint8_t cmd)
-{
- struct target *target = mflash_bank->target;
- uint32_t mg_task_reg = mflash_bank->base + MG_REG_OFFSET;
- uint8_t value;
- int ret;
-
- ret = mg_dsk_wait(mg_io_wait_rdy_noerr, MG_OEM_DISK_WAIT_TIME_NORMAL);
- if (ret != ERROR_OK)
- return ret;
-
- value = mg_io_rval_dev_drv_master | mg_io_rval_dev_lba_mode | ((sect_num >> 24) & 0xf);
-
- ret = target_write_u8(target, mg_task_reg + MG_REG_DRV_HEAD, value);
- ret |= target_write_u8(target, mg_task_reg + MG_REG_SECT_CNT, (uint8_t)cnt);
- ret |= target_write_u8(target, mg_task_reg + MG_REG_SECT_NUM, (uint8_t)sect_num);
- ret |= target_write_u8(target, mg_task_reg + MG_REG_CYL_LOW, (uint8_t)(sect_num >> 8));
- ret |= target_write_u8(target, mg_task_reg + MG_REG_CYL_HIGH, (uint8_t)(sect_num >> 16));
-
- if (ret != ERROR_OK)
- return ret;
-
- return target_write_u8(target, mg_task_reg + MG_REG_COMMAND, cmd);
-}
-
-static int mg_dsk_drv_info(void)
-{
- struct target *target = mflash_bank->target;
- uint32_t mg_buff = mflash_bank->base + MG_BUFFER_OFFSET;
- int ret;
-
- ret = mg_dsk_io_cmd(0, 1, mg_io_cmd_identify);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: read drive info");
-
- if (!mflash_bank->drv_info)
- mflash_bank->drv_info = malloc(sizeof(struct mg_drv_info));
-
- ret = target_read_memory(target, mg_buff, 2,
- sizeof(mg_io_type_drv_info) >> 1,
- (uint8_t *)&mflash_bank->drv_info->drv_id);
- if (ret != ERROR_OK)
- return ret;
-
- mflash_bank->drv_info->tot_sects =
- (uint32_t)(mflash_bank->drv_info->drv_id.total_user_addressable_sectors_hi << 16)
- + mflash_bank->drv_info->drv_id.total_user_addressable_sectors_lo;
-
- return target_write_u8(target,
- mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND,
- mg_io_cmd_confirm_read);
-}
-
-static int mg_mflash_rst(void)
-{
- int ret;
-
- ret = mg_init_gpio();
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_hdrst(0);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_hdrst(1);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_srst(1);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_srst(0);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: reset ok");
-
- return ERROR_OK;
-}
-
-static int mg_mflash_probe(void)
-{
- int ret = mg_mflash_rst();
- if (ret != ERROR_OK)
- return ret;
-
- return mg_dsk_drv_info();
-}
-
-COMMAND_HANDLER(mg_probe_cmd)
-{
- int ret;
-
- ret = mg_mflash_probe();
-
- if (ret == ERROR_OK) {
- command_print(CMD,
- "mflash (total %" PRIu32 " sectors) found at 0x%8.8" PRIx32 "",
- mflash_bank->drv_info->tot_sects,
- mflash_bank->base);
- }
-
- return ret;
-}
-
-static int mg_mflash_do_read_sects(void *buff, uint32_t sect_num, uint32_t sect_cnt)
-{
- uint32_t i, address;
- int ret;
- struct target *target = mflash_bank->target;
- uint8_t *buff_ptr = buff;
-
- ret = mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_read);
- if (ret != ERROR_OK)
- return ret;
-
- address = mflash_bank->base + MG_BUFFER_OFFSET;
-
- struct duration bench;
- duration_start(&bench);
-
- for (i = 0; i < sect_cnt; i++) {
- ret = mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL);
- if (ret != ERROR_OK)
- return ret;
-
- ret = target_read_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr);
- if (ret != ERROR_OK)
- return ret;
-
- buff_ptr += MG_MFLASH_SECTOR_SIZE;
-
- ret = target_write_u8(target,
- mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND,
- mg_io_cmd_confirm_read);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_DEBUG("mflash: %" PRIu32 " (0x%8.8" PRIx32 ") sector read", sect_num + i,
- (sect_num + i) * MG_MFLASH_SECTOR_SIZE);
-
- ret = duration_measure(&bench);
- if ((ERROR_OK == ret) && (duration_elapsed(&bench) > 3)) {
- LOG_INFO("mflash: read %" PRIu32 "'th sectors", sect_num + i);
- duration_start(&bench);
- }
- }
-
- return mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL);
-}
-
-static int mg_mflash_read_sects(void *buff, uint32_t sect_num, uint32_t sect_cnt)
-{
- uint32_t quotient, residue, i;
- uint8_t *buff_ptr = buff;
- int ret = ERROR_OK;
-
- quotient = sect_cnt >> 8;
- residue = sect_cnt % 256;
-
- for (i = 0; i < quotient; i++) {
- LOG_DEBUG("mflash: sect num : %" PRIu32 " buff : %p",
- sect_num, buff_ptr);
- ret = mg_mflash_do_read_sects(buff_ptr, sect_num, 256);
- if (ret != ERROR_OK)
- return ret;
-
- sect_num += 256;
- buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE;
- }
-
- if (residue) {
- LOG_DEBUG("mflash: sect num : %" PRIx32 " buff : %p",
- sect_num, buff_ptr);
- return mg_mflash_do_read_sects(buff_ptr, sect_num, residue);
- }
-
- return ret;
-}
-
-static int mg_mflash_do_write_sects(void *buff, uint32_t sect_num, uint32_t sect_cnt,
- uint8_t cmd)
-{
- uint32_t i, address;
- int ret;
- struct target *target = mflash_bank->target;
- uint8_t *buff_ptr = buff;
-
- ret = mg_dsk_io_cmd(sect_num, sect_cnt, cmd);
- if (ret != ERROR_OK)
- return ret;
-
- address = mflash_bank->base + MG_BUFFER_OFFSET;
-
- struct duration bench;
- duration_start(&bench);
-
- for (i = 0; i < sect_cnt; i++) {
- ret = mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL);
- if (ret != ERROR_OK)
- return ret;
-
- ret = target_write_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr);
- if (ret != ERROR_OK)
- return ret;
-
- buff_ptr += MG_MFLASH_SECTOR_SIZE;
-
- ret = target_write_u8(target,
- mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND,
- mg_io_cmd_confirm_write);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_DEBUG("mflash: %" PRIu32 " (0x%8.8" PRIx32 ") sector write", sect_num + i,
- (sect_num + i) * MG_MFLASH_SECTOR_SIZE);
-
- ret = duration_measure(&bench);
- if ((ERROR_OK == ret) && (duration_elapsed(&bench) > 3)) {
- LOG_INFO("mflash: wrote %" PRIu32 "'th sectors", sect_num + i);
- duration_start(&bench);
- }
- }
-
- if (cmd == mg_io_cmd_write)
- ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL);
- else
- ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_LONG);
-
- return ret;
-}
-
-static int mg_mflash_write_sects(void *buff, uint32_t sect_num, uint32_t sect_cnt)
-{
- uint32_t quotient, residue, i;
- uint8_t *buff_ptr = buff;
- int ret = ERROR_OK;
-
- quotient = sect_cnt >> 8;
- residue = sect_cnt % 256;
-
- for (i = 0; i < quotient; i++) {
- LOG_DEBUG("mflash: sect num : %" PRIu32 "buff : %p", sect_num,
- buff_ptr);
- ret = mg_mflash_do_write_sects(buff_ptr, sect_num, 256, mg_io_cmd_write);
- if (ret != ERROR_OK)
- return ret;
-
- sect_num += 256;
- buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE;
- }
-
- if (residue) {
- LOG_DEBUG("mflash: sect num : %" PRIu32 " buff : %p", sect_num,
- buff_ptr);
- return mg_mflash_do_write_sects(buff_ptr, sect_num, residue, mg_io_cmd_write);
- }
-
- return ret;
-}
-
-static int mg_mflash_read(uint32_t addr, uint8_t *buff, uint32_t len)
-{
- uint8_t *buff_ptr = buff;
- uint8_t sect_buff[MG_MFLASH_SECTOR_SIZE];
- uint32_t cur_addr, next_sec_addr, end_addr, cnt, sect_num;
- int ret = ERROR_OK;
-
- cnt = 0;
- cur_addr = addr;
- end_addr = addr + len;
-
- if (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK) {
-
- next_sec_addr = (cur_addr + MG_MFLASH_SECTOR_SIZE) & ~MG_MFLASH_SECTOR_SIZE_MASK;
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- ret = mg_mflash_read_sects(sect_buff, sect_num, 1);
- if (ret != ERROR_OK)
- return ret;
-
- if (end_addr < next_sec_addr) {
- memcpy(buff_ptr,
- sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK),
- end_addr - cur_addr);
- LOG_DEBUG(
- "mflash: copies %" PRIu32 " byte from sector offset 0x%8.8" PRIx32 "",
- end_addr - cur_addr,
- cur_addr);
- cur_addr = end_addr;
- } else {
- memcpy(buff_ptr,
- sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK),
- next_sec_addr - cur_addr);
- LOG_DEBUG(
- "mflash: copies %" PRIu32 " byte from sector offset 0x%8.8" PRIx32 "",
- next_sec_addr - cur_addr,
- cur_addr);
- buff_ptr += (next_sec_addr - cur_addr);
- cur_addr = next_sec_addr;
- }
- }
-
- if (cur_addr < end_addr) {
-
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- next_sec_addr = cur_addr + MG_MFLASH_SECTOR_SIZE;
-
- while (next_sec_addr <= end_addr) {
- cnt++;
- next_sec_addr += MG_MFLASH_SECTOR_SIZE;
- }
-
- if (cnt) {
- ret = mg_mflash_read_sects(buff_ptr, sect_num, cnt);
- if (ret != ERROR_OK)
- return ret;
- }
-
- buff_ptr += cnt * MG_MFLASH_SECTOR_SIZE;
- cur_addr += cnt * MG_MFLASH_SECTOR_SIZE;
-
- if (cur_addr < end_addr) {
-
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- ret = mg_mflash_read_sects(sect_buff, sect_num, 1);
- if (ret != ERROR_OK)
- return ret;
-
- memcpy(buff_ptr, sect_buff, end_addr - cur_addr);
- LOG_DEBUG("mflash: copies %u byte", (unsigned)(end_addr - cur_addr));
- }
- }
-
- return ret;
-}
-
-static int mg_mflash_write(uint32_t addr, uint8_t *buff, uint32_t len)
-{
- uint8_t *buff_ptr = buff;
- uint8_t sect_buff[MG_MFLASH_SECTOR_SIZE];
- uint32_t cur_addr, next_sec_addr, end_addr, cnt, sect_num;
- int ret = ERROR_OK;
-
- cnt = 0;
- cur_addr = addr;
- end_addr = addr + len;
-
- if (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK) {
-
- next_sec_addr = (cur_addr + MG_MFLASH_SECTOR_SIZE) & ~MG_MFLASH_SECTOR_SIZE_MASK;
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- ret = mg_mflash_read_sects(sect_buff, sect_num, 1);
- if (ret != ERROR_OK)
- return ret;
-
- if (end_addr < next_sec_addr) {
- memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK),
- buff_ptr,
- end_addr - cur_addr);
- LOG_DEBUG(
- "mflash: copies %" PRIu32 " byte to sector offset 0x%8.8" PRIx32 "",
- end_addr - cur_addr,
- cur_addr);
- cur_addr = end_addr;
- } else {
- memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK),
- buff_ptr,
- next_sec_addr - cur_addr);
- LOG_DEBUG(
- "mflash: copies %" PRIu32 " byte to sector offset 0x%8.8" PRIx32 "",
- next_sec_addr - cur_addr,
- cur_addr);
- buff_ptr += (next_sec_addr - cur_addr);
- cur_addr = next_sec_addr;
- }
-
- ret = mg_mflash_write_sects(sect_buff, sect_num, 1);
- if (ret != ERROR_OK)
- return ret;
- }
-
- if (cur_addr < end_addr) {
-
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- next_sec_addr = cur_addr + MG_MFLASH_SECTOR_SIZE;
-
- while (next_sec_addr <= end_addr) {
- cnt++;
- next_sec_addr += MG_MFLASH_SECTOR_SIZE;
- }
-
- if (cnt) {
- ret = mg_mflash_write_sects(buff_ptr, sect_num, cnt);
- if (ret != ERROR_OK)
- return ret;
- }
-
- buff_ptr += cnt * MG_MFLASH_SECTOR_SIZE;
- cur_addr += cnt * MG_MFLASH_SECTOR_SIZE;
-
- if (cur_addr < end_addr) {
-
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;
- ret = mg_mflash_read_sects(sect_buff, sect_num, 1);
- if (ret != ERROR_OK)
- return ret;
-
- memcpy(sect_buff, buff_ptr, end_addr - cur_addr);
- LOG_DEBUG("mflash: copies %" PRIu32 " byte", end_addr - cur_addr);
- ret = mg_mflash_write_sects(sect_buff, sect_num, 1);
- }
- }
-
- return ret;
-}
-
-COMMAND_HANDLER(mg_write_cmd)
-{
- uint32_t address, cnt, res, i;
- uint8_t *buffer;
- struct fileio *fileio;
- int ret;
-
- if (CMD_ARGC != 3)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], address);
-
- ret = fileio_open(&fileio, CMD_ARGV[1], FILEIO_READ, FILEIO_BINARY);
- if (ret != ERROR_OK)
- return ret;
-
- size_t filesize;
- buffer = malloc(MG_FILEIO_CHUNK);
- if (!buffer) {
- fileio_close(fileio);
- return ERROR_FAIL;
- }
- int retval = fileio_size(fileio, &filesize);
- if (retval != ERROR_OK) {
- fileio_close(fileio);
- free(buffer);
- return retval;
- }
-
- cnt = filesize / MG_FILEIO_CHUNK;
- res = filesize % MG_FILEIO_CHUNK;
-
- struct duration bench;
- duration_start(&bench);
-
- size_t buf_cnt;
- for (i = 0; i < cnt; i++) {
- ret = fileio_read(fileio, MG_FILEIO_CHUNK, buffer, &buf_cnt);
- if (ret != ERROR_OK)
- goto mg_write_cmd_err;
- ret = mg_mflash_write(address, buffer, MG_FILEIO_CHUNK);
- if (ret != ERROR_OK)
- goto mg_write_cmd_err;
- address += MG_FILEIO_CHUNK;
- }
-
- if (res) {
- ret = fileio_read(fileio, res, buffer, &buf_cnt);
- if (ret != ERROR_OK)
- goto mg_write_cmd_err;
- ret = mg_mflash_write(address, buffer, res);
- if (ret != ERROR_OK)
- goto mg_write_cmd_err;
- }
-
- if (duration_measure(&bench) == ERROR_OK) {
- command_print(CMD, "wrote %zu bytes from file %s "
- "in %fs (%0.3f kB/s)", filesize, CMD_ARGV[1],
- duration_elapsed(&bench), duration_kbps(&bench, filesize));
- }
-
- free(buffer);
- fileio_close(fileio);
-
- return ERROR_OK;
-
-mg_write_cmd_err:
- free(buffer);
- fileio_close(fileio);
-
- return ret;
-}
-
-COMMAND_HANDLER(mg_dump_cmd)
-{
- uint32_t address, size, cnt, res, i;
- uint8_t *buffer;
- struct fileio *fileio;
- int ret;
-
- if (CMD_ARGC != 4)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], address);
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], size);
-
- ret = fileio_open(&fileio, CMD_ARGV[1], FILEIO_WRITE, FILEIO_BINARY);
- if (ret != ERROR_OK)
- return ret;
-
- buffer = malloc(MG_FILEIO_CHUNK);
- if (!buffer) {
- fileio_close(fileio);
- return ERROR_FAIL;
- }
-
- cnt = size / MG_FILEIO_CHUNK;
- res = size % MG_FILEIO_CHUNK;
-
- struct duration bench;
- duration_start(&bench);
-
- size_t size_written;
- for (i = 0; i < cnt; i++) {
- ret = mg_mflash_read(address, buffer, MG_FILEIO_CHUNK);
- if (ret != ERROR_OK)
- goto mg_dump_cmd_err;
- ret = fileio_write(fileio, MG_FILEIO_CHUNK, buffer, &size_written);
- if (ret != ERROR_OK)
- goto mg_dump_cmd_err;
- address += MG_FILEIO_CHUNK;
- }
-
- if (res) {
- ret = mg_mflash_read(address, buffer, res);
- if (ret != ERROR_OK)
- goto mg_dump_cmd_err;
- ret = fileio_write(fileio, res, buffer, &size_written);
- if (ret != ERROR_OK)
- goto mg_dump_cmd_err;
- }
-
- if (duration_measure(&bench) == ERROR_OK) {
- command_print(CMD, "dump image (address 0x%8.8" PRIx32 " "
- "size %" PRIu32 ") to file %s in %fs (%0.3f kB/s)",
- address, size, CMD_ARGV[1],
- duration_elapsed(&bench), duration_kbps(&bench, size));
- }
-
- free(buffer);
- fileio_close(fileio);
-
- return ERROR_OK;
-
-mg_dump_cmd_err:
- free(buffer);
- fileio_close(fileio);
-
- return ret;
-}
-
-static int mg_set_feature(mg_feature_id feature, mg_feature_val config)
-{
- struct target *target = mflash_bank->target;
- uint32_t mg_task_reg = mflash_bank->base + MG_REG_OFFSET;
- int ret;
-
- ret = mg_dsk_wait(mg_io_wait_rdy_noerr, MG_OEM_DISK_WAIT_TIME_NORMAL);
- if (ret != ERROR_OK)
- return ret;
-
- ret = target_write_u8(target, mg_task_reg + MG_REG_FEATURE, feature);
- ret |= target_write_u8(target, mg_task_reg + MG_REG_SECT_CNT, config);
- ret |= target_write_u8(target, mg_task_reg + MG_REG_COMMAND,
- mg_io_cmd_set_feature);
-
- return ret;
-}
-
-static int mg_is_valid_pll(double XIN, int N, double CLK_OUT, int NO)
-{
- double v1 = XIN / N;
- double v2 = CLK_OUT * NO;
-
- if (v1 < 1000000 || v1 > 15000000 || v2 < 100000000 || v2 > 500000000)
- return ERROR_MG_INVALID_PLL;
-
- return ERROR_OK;
-}
-
-static int mg_pll_get_M(unsigned short feedback_div)
-{
- int i, M;
-
- for (i = 1, M = 0; i < 512; i <<= 1, feedback_div >>= 1)
- M += (feedback_div & 1) * i;
-
- return M + 2;
-}
-
-static int mg_pll_get_N(unsigned char input_div)
-{
- int i, N;
-
- for (i = 1, N = 0; i < 32; i <<= 1, input_div >>= 1)
- N += (input_div & 1) * i;
-
- return N + 2;
-}
-
-static int mg_pll_get_NO(unsigned char output_div)
-{
- int i, NO;
-
- for (i = 0, NO = 1; i < 2; ++i, output_div >>= 1)
- if (output_div & 1)
- NO = NO << 1;
-
- return NO;
-}
-
-static double mg_do_calc_pll(double XIN, mg_pll_t *p_pll_val, int is_approximate)
-{
- unsigned short i;
- unsigned char j, k;
- int M, N, NO;
- double CLK_OUT;
- double DIV = 1;
- double ROUND = 0;
-
- if (is_approximate) {
- DIV = 1000000;
- ROUND = 500000;
- }
-
- for (i = 0; i < MG_PLL_MAX_FEEDBACKDIV_VAL; ++i) {
- M = mg_pll_get_M(i);
-
- for (j = 0; j < MG_PLL_MAX_INPUTDIV_VAL; ++j) {
- N = mg_pll_get_N(j);
-
- for (k = 0; k < MG_PLL_MAX_OUTPUTDIV_VAL; ++k) {
- NO = mg_pll_get_NO(k);
-
- CLK_OUT = XIN * ((double)M / N) / NO;
-
- if ((int)((CLK_OUT + ROUND) / DIV)
- == (int)(MG_PLL_CLK_OUT / DIV)) {
- if (mg_is_valid_pll(XIN, N, CLK_OUT, NO) == ERROR_OK) {
- p_pll_val->lock_cyc =
- (int)(XIN * MG_PLL_STD_LOCKCYCLE /
- MG_PLL_STD_INPUTCLK);
- p_pll_val->feedback_div = i;
- p_pll_val->input_div = j;
- p_pll_val->output_div = k;
-
- return CLK_OUT;
- }
- }
- }
- }
- }
-
- return 0;
-}
-
-static double mg_calc_pll(double XIN, mg_pll_t *p_pll_val)
-{
- double CLK_OUT;
-
- CLK_OUT = mg_do_calc_pll(XIN, p_pll_val, 0);
-
- if (!CLK_OUT)
- return mg_do_calc_pll(XIN, p_pll_val, 1);
- else
- return CLK_OUT;
-}
-
-static int mg_verify_interface(void)
-{
- uint16_t buff[MG_MFLASH_SECTOR_SIZE >> 1];
- uint16_t i, j;
- uint32_t address = mflash_bank->base + MG_BUFFER_OFFSET;
- struct target *target = mflash_bank->target;
- int ret;
-
- for (j = 0; j < 10; j++) {
- for (i = 0; i < MG_MFLASH_SECTOR_SIZE >> 1; i++)
- buff[i] = i;
-
- ret = target_write_memory(target, address, 2,
- MG_MFLASH_SECTOR_SIZE / 2, (uint8_t *)buff);
- if (ret != ERROR_OK)
- return ret;
-
- memset(buff, 0xff, MG_MFLASH_SECTOR_SIZE);
-
- ret = target_read_memory(target, address, 2,
- MG_MFLASH_SECTOR_SIZE / 2, (uint8_t *)buff);
- if (ret != ERROR_OK)
- return ret;
-
- for (i = 0; i < MG_MFLASH_SECTOR_SIZE >> 1; i++) {
- if (buff[i] != i) {
- LOG_ERROR("mflash: verify interface fail");
- return ERROR_MG_INTERFACE;
- }
- }
- }
-
- LOG_INFO("mflash: verify interface ok");
- return ret;
-}
-
-static const char g_strSEG_SerialNum[20] = {
- 'G', 'm', 'n', 'i', '-', 'e', 'e', 'S', 'g', 'a', 'e', 'l',
- 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20
-};
-
-static const char g_strSEG_FWRev[8] = {
- 'F', 'X', 'L', 'T', '2', 'v', '0', '.'
-};
-
-static const char g_strSEG_ModelNum[40] = {
- 'F', 'X', 'A', 'L', 'H', 'S', '2', 0x20, '0', '0', 's', '7',
- 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
- 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
- 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20
-};
-
-static void mg_gen_ataid(mg_io_type_drv_info *pSegIdDrvInfo)
-{
- /* b15 is ATA device(0) , b7 is Removable Media Device */
- pSegIdDrvInfo->general_configuration = 0x045A;
- /* 128MB : Cylinder=> 977 , Heads=> 8 , Sectors=> 32
- * 256MB : Cylinder=> 980 , Heads=> 16 , Sectors=> 32
- * 384MB : Cylinder=> 745 , Heads=> 16 , Sectors=> 63
- */
- pSegIdDrvInfo->number_of_cylinders = 0x02E9;
- pSegIdDrvInfo->reserved1 = 0x0;
- pSegIdDrvInfo->number_of_heads = 0x10;
- pSegIdDrvInfo->unformatted_bytes_per_track = 0x0;
- pSegIdDrvInfo->unformatted_bytes_per_sector = 0x0;
- pSegIdDrvInfo->sectors_per_track = 0x3F;
- pSegIdDrvInfo->vendor_unique1[0] = 0x000B;
- pSegIdDrvInfo->vendor_unique1[1] = 0x7570;
- pSegIdDrvInfo->vendor_unique1[2] = 0x8888;
-
- memcpy(pSegIdDrvInfo->serial_number, g_strSEG_SerialNum, 20);
- /* 0x2 : dual buffer */
- pSegIdDrvInfo->buffer_type = 0x2;
- /* buffer size : 2KB */
- pSegIdDrvInfo->buffer_sector_size = 0x800;
- pSegIdDrvInfo->number_of_ecc_bytes = 0;
-
- memcpy(pSegIdDrvInfo->firmware_revision, g_strSEG_FWRev, 8);
-
- memcpy(pSegIdDrvInfo->model_number, g_strSEG_ModelNum, 40);
-
- pSegIdDrvInfo->maximum_block_transfer = 0x4;
- pSegIdDrvInfo->vendor_unique2 = 0x0;
- pSegIdDrvInfo->dword_io = 0x00;
- /* b11 : IORDY support(PIO Mode 4), b10 : Disable/Enbale IORDY
- * b9 : LBA support, b8 : DMA mode support
- */
- pSegIdDrvInfo->capabilities = 0x1 << 9;
-
- pSegIdDrvInfo->reserved2 = 0x4000;
- pSegIdDrvInfo->vendor_unique3 = 0x00;
- /* PIOMode-2 support */
- pSegIdDrvInfo->pio_cycle_timing_mode = 0x02;
- pSegIdDrvInfo->vendor_unique4 = 0x00;
- /* MultiWord-2 support */
- pSegIdDrvInfo->dma_cycle_timing_mode = 0x00;
- /* b1 : word64~70 is valid
- * b0 : word54~58 are valid and reflect the current numofcyls,heads,sectors
- * b2 : If device supports Ultra DMA , set to one to vaildate word88
- */
- pSegIdDrvInfo->translation_fields_valid = (0x1 << 1) | (0x1 << 0);
- pSegIdDrvInfo->number_of_current_cylinders = 0x02E9;
- pSegIdDrvInfo->number_of_current_heads = 0x10;
- pSegIdDrvInfo->current_sectors_per_track = 0x3F;
- pSegIdDrvInfo->current_sector_capacity_lo = 0x7570;
- pSegIdDrvInfo->current_sector_capacity_hi = 0x000B;
-
- pSegIdDrvInfo->multi_sector_count = 0x04;
- /* b8 : Multiple secotr setting valid , b[7:0] num of secotrs per block */
- pSegIdDrvInfo->multi_sector_setting_valid = 0x01;
- pSegIdDrvInfo->total_user_addressable_sectors_lo = 0x7570;
- pSegIdDrvInfo->total_user_addressable_sectors_hi = 0x000B;
- pSegIdDrvInfo->single_dma_modes_supported = 0x00;
- pSegIdDrvInfo->single_dma_transfer_active = 0x00;
- /* b2 :Multi-word DMA mode 2, b1 : Multi-word DMA mode 1 */
- pSegIdDrvInfo->multi_dma_modes_supported = (0x1 << 0);
- /* b2 :Multi-word DMA mode 2, b1 : Multi-word DMA mode 1 */
- pSegIdDrvInfo->multi_dma_transfer_active = (0x1 << 0);
- /* b0 : PIO Mode-3 support, b1 : PIO Mode-4 support */
- pSegIdDrvInfo->adv_pio_mode = 0x00;
- /* 480(0x1E0)nsec for Multi-word DMA mode0
- * 150(0x96) nsec for Multi-word DMA mode1
- * 120(0x78) nsec for Multi-word DMA mode2
- */
- pSegIdDrvInfo->min_dma_cyc = 0x1E0;
- pSegIdDrvInfo->recommend_dma_cyc = 0x1E0;
- pSegIdDrvInfo->min_pio_cyc_no_iordy = 0x1E0;
- pSegIdDrvInfo->min_pio_cyc_with_iordy = 0x1E0;
- memset(pSegIdDrvInfo->reserved3, 0x00, 22);
- /* b7 : ATA/ATAPI-7 ,b6 : ATA/ATAPI-6 ,b5 : ATA/ATAPI-5,b4 : ATA/ATAPI-4 */
- pSegIdDrvInfo->major_ver_num = 0x7E;
- /* 0x1C : ATA/ATAPI-6 T13 1532D revision1 */
- pSegIdDrvInfo->minor_ver_num = 0x19;
- /* NOP/READ BUFFER/WRITE BUFFER/Power management feature set support */
- pSegIdDrvInfo->feature_cmd_set_suprt0 = 0x7068;
- /* Features/command set is valid/Advanced Pwr management/CFA feature set
- * not support
- */
- pSegIdDrvInfo->feature_cmd_set_suprt1 = 0x400C;
- pSegIdDrvInfo->feature_cmd_set_suprt2 = 0x4000;
- /* READ/WRITE BUFFER/PWR Management enable */
- pSegIdDrvInfo->feature_cmd_set_en0 = 0x7000;
- /* CFA feature is disabled / Advancde power management disable */
- pSegIdDrvInfo->feature_cmd_set_en1 = 0x0;
- pSegIdDrvInfo->feature_cmd_set_en2 = 0x4000;
- pSegIdDrvInfo->reserved4 = 0x0;
- /* 0x1 * 2minutes */
- pSegIdDrvInfo->req_time_for_security_er_done = 0x19;
- pSegIdDrvInfo->req_time_for_enhan_security_er_done = 0x19;
- /* Advanced power management level 1 */
- pSegIdDrvInfo->adv_pwr_mgm_lvl_val = 0x0;
- pSegIdDrvInfo->reserved5 = 0x0;
- memset(pSegIdDrvInfo->reserved6, 0x00, 68);
- /* Security mode feature is disabled */
- pSegIdDrvInfo->security_stas = 0x0;
- memset(pSegIdDrvInfo->vendor_uniq_bytes, 0x00, 62);
- /* CFA power mode 1 support in maximum 200mA */
- pSegIdDrvInfo->cfa_pwr_mode = 0x0100;
- memset(pSegIdDrvInfo->reserved7, 0x00, 190);
-}
-
-static int mg_storage_config(void)
-{
- uint8_t buff[512];
- int ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_vcmd);
- if (ret != ERROR_OK)
- return ret;
-
- mg_gen_ataid((mg_io_type_drv_info *)(void *)buff);
-
- ret = mg_mflash_do_write_sects(buff, 0, 1, mg_vcmd_update_stgdrvinfo);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_default);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: storage config ok");
- return ret;
-}
-
-static int mg_boot_config(void)
-{
- uint8_t buff[512];
- int ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_vcmd);
- if (ret != ERROR_OK)
- return ret;
-
- memset(buff, 0xff, 512);
-
- buff[0] = mg_op_mode_snd; /* operation mode */
- buff[1] = MG_UNLOCK_OTP_AREA;
- buff[2] = 4; /* boot size */
- *((uint32_t *)(void *)(buff + 4)) = 0; /* XIP size */
-
- ret = mg_mflash_do_write_sects(buff, 0, 1, mg_vcmd_update_xipinfo);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_default);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: boot config ok");
- return ret;
-}
-
-static int mg_set_pll(mg_pll_t *pll)
-{
- uint8_t buff[512];
- int ret;
-
- memset(buff, 0xff, 512);
- /* PLL Lock cycle and Feedback 9bit Divider */
- memcpy(buff, &pll->lock_cyc, sizeof(uint32_t));
- memcpy(buff + 4, &pll->feedback_div, sizeof(uint16_t));
- buff[6] = pll->input_div; /* PLL Input 5bit Divider */
- buff[7] = pll->output_div; /* PLL Output Divider */
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_vcmd);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_mflash_do_write_sects(buff, 0, 1, mg_vcmd_wr_pll);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_default);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: set pll ok");
- return ret;
-}
-
-static int mg_erase_nand(void)
-{
- int ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_vcmd);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_mflash_do_write_sects(NULL, 0, 0, mg_vcmd_purge_nand);
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_set_feature(mg_feature_id_transmode, mg_feature_val_trans_default);
- if (ret != ERROR_OK)
- return ret;
-
- LOG_INFO("mflash: erase nand ok");
- return ret;
-}
-
-COMMAND_HANDLER(mg_config_cmd)
-{
- double fin, fout;
- mg_pll_t pll;
- int ret;
-
- ret = mg_verify_interface();
- if (ret != ERROR_OK)
- return ret;
-
- ret = mg_mflash_rst();
- if (ret != ERROR_OK)
- return ret;
-
- switch (CMD_ARGC) {
- case 2:
- if (!strcmp(CMD_ARGV[1], "boot"))
- return mg_boot_config();
- else if (!strcmp(CMD_ARGV[1], "storage"))
- return mg_storage_config();
- else
- return ERROR_COMMAND_NOTFOUND;
- break;
- case 3:
- if (!strcmp(CMD_ARGV[1], "pll")) {
- unsigned long freq;
- COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[2], freq);
- fin = freq;
-
- if (fin > MG_PLL_CLK_OUT) {
- LOG_ERROR("mflash: input freq. is too large");
- return ERROR_MG_INVALID_OSC;
- }
-
- fout = mg_calc_pll(fin, &pll);
-
- if (!fout) {
- LOG_ERROR("mflash: cannot generate valid pll");
- return ERROR_MG_INVALID_PLL;
- }
-
- LOG_INFO("mflash: Fout=%" PRIu32 " Hz, feedback=%u,"
- "indiv=%u, outdiv=%u, lock=%u",
- (uint32_t)fout, pll.feedback_div,
- pll.input_div, pll.output_div,
- pll.lock_cyc);
-
- ret = mg_erase_nand();
- if (ret != ERROR_OK)
- return ret;
-
- return mg_set_pll(&pll);
- } else
- return ERROR_COMMAND_NOTFOUND;
- break;
- default:
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-}
-
-static const struct command_registration mflash_exec_command_handlers[] = {
- {
- .name = "probe",
- .handler = mg_probe_cmd,
- .mode = COMMAND_EXEC,
- .help = "Detect bank configuration information",
- .usage = "",
- },
- {
- .name = "write",
- .handler = mg_write_cmd,
- .mode = COMMAND_EXEC,
- /* FIXME bank_num is unused */
- .usage = "bank_num filename address",
- .help = "Write binary file at the specified address.",
- },
- {
- .name = "dump",
- .handler = mg_dump_cmd,
- .mode = COMMAND_EXEC,
- /* FIXME bank_num is unused */
- .usage = "bank_num filename address size",
- .help = "Write specified number of bytes from a binary file "
- "to the specified, address.",
- },
- {
- .name = "config",
- .handler = mg_config_cmd,
- .mode = COMMAND_EXEC,
- .help = "Configure MFLASH options.",
- .usage = "('boot'|'storage'|'pll' frequency)",
- },
- COMMAND_REGISTRATION_DONE
-};
-
-static int mflash_init_drivers(struct command_context *cmd_ctx)
-{
- if (!mflash_bank)
- return ERROR_OK;
- return register_commands(cmd_ctx, NULL, mflash_exec_command_handlers);
-}
-
-COMMAND_HANDLER(handle_mflash_init_command)
-{
- if (CMD_ARGC != 0)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- static bool mflash_initialized;
- if (mflash_initialized) {
- LOG_INFO("'mflash init' has already been called");
- return ERROR_OK;
- }
- mflash_initialized = true;
-
- LOG_DEBUG("Initializing mflash devices...");
- return mflash_init_drivers(CMD_CTX);
-}
-
-COMMAND_HANDLER(mg_bank_cmd)
-{
- struct target *target;
- int i;
-
- if (CMD_ARGC < 4)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- target = get_target(CMD_ARGV[3]);
- if (target == NULL) {
- LOG_ERROR("target '%s' not defined", CMD_ARGV[3]);
- return ERROR_FAIL;
- }
-
- mflash_bank = calloc(sizeof(struct mflash_bank), 1);
- COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], mflash_bank->base);
- /** @todo Verify how this parsing should work, then document it. */
- char *str;
- mflash_bank->rst_pin.num = strtoul(CMD_ARGV[2], &str, 0);
- if (*str)
- mflash_bank->rst_pin.port[0] = (uint16_t)
- tolower((unsigned)str[0]);
-
- mflash_bank->target = target;
-
- for (i = 0; mflash_gpio[i]; i++) {
- if (!strcmp(mflash_gpio[i]->name, CMD_ARGV[0]))
- mflash_bank->gpio_drv = mflash_gpio[i];
- }
-
- if (!mflash_bank->gpio_drv) {
- LOG_ERROR("%s is unsupported soc", CMD_ARGV[0]);
- return ERROR_MG_UNSUPPORTED_SOC;
- }
-
- return ERROR_OK;
-}
-
-static const struct command_registration mflash_config_command_handlers[] = {
- {
- .name = "bank",
- .handler = mg_bank_cmd,
- .mode = COMMAND_CONFIG,
- .help = "configure a mflash device bank",
- .usage = "soc_type base_addr pin_id target",
- },
- {
- .name = "init",
- .mode = COMMAND_CONFIG,
- .handler = handle_mflash_init_command,
- .help = "initialize mflash devices",
- .usage = ""
- },
- COMMAND_REGISTRATION_DONE
-};
-static const struct command_registration mflash_command_handler[] = {
- {
- .name = "mflash",
- .mode = COMMAND_ANY,
- .help = "mflash command group",
- .usage = "",
- .chain = mflash_config_command_handlers,
- },
- COMMAND_REGISTRATION_DONE
-};
-int mflash_register_commands(struct command_context *cmd_ctx)
-{
- return register_commands(cmd_ctx, NULL, mflash_command_handler);
-}
Code Review / openocd.git / commitdiff