diff options
Diffstat (limited to 'src/flash/mflash.c')
| -rw-r--r-- | src/flash/mflash.c | 1449 |
1 files changed, 0 insertions, 1449 deletions
diff --git a/src/flash/mflash.c b/src/flash/mflash.c deleted file mode 100644 index 4c95d21..0000000 --- a/src/flash/mflash.c +++ /dev/null @@ -1,1449 +0,0 @@ -/*************************************************************************** - * 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_CTX, - "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_CTX, "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_CTX, "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", - }, - { - .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); -} |