From 04fb21b28d7f79557dce4d52f3ea22dd654af836 Mon Sep 17 00:00:00 2001 From: ntfreak Date: Thu, 16 Oct 2008 21:02:44 +0000 Subject: - update docs deprecated section to include links to new commands (if any) - added missing svn props git-svn-id: svn://svn.berlios.de/openocd/trunk@1077 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/flash/mflash.c | 1752 ++++++++++++++++++++++++++-------------------------- 1 file changed, 876 insertions(+), 876 deletions(-) (limited to 'src/flash/mflash.c') diff --git a/src/flash/mflash.c b/src/flash/mflash.c index 52c6a9fe..9bc94adf 100644 --- a/src/flash/mflash.c +++ b/src/flash/mflash.c @@ -1,876 +1,876 @@ -/*************************************************************************** - * Copyright (C) 2007-2008 by unsik Kim * - * * - * 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 -#include -#include -#include -#include -#include -#include -#include - -#include "command.h" -#include "log.h" -#include "target.h" -#include "time_support.h" -#include "fileio.h" -#include "mflash.h" - -static int s3c2440_set_gpio_to_output (mflash_gpio_num_t gpio); -static int s3c2440_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val); -static int pxa270_set_gpio_to_output (mflash_gpio_num_t gpio); -static int pxa270_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val); - -static command_t *mflash_cmd; - -static mflash_bank_t *mflash_bank; - -static mflash_gpio_drv_t pxa270_gpio = { - .name = "pxa270", - .set_gpio_to_output = pxa270_set_gpio_to_output, - .set_gpio_output_val = pxa270_set_gpio_output_val -}; - -static mflash_gpio_drv_t s3c2440_gpio = { - .name = "s3c2440", - .set_gpio_to_output = s3c2440_set_gpio_to_output, - .set_gpio_output_val = s3c2440_set_gpio_output_val -}; - -static mflash_gpio_drv_t *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 (mflash_gpio_num_t gpio) -{ - u32 addr, value, mask; - target_t *target = mflash_bank->target; - int ret; - - // remove alternate function. - mask = 0x3u << (gpio.num & 0xF)*2; - - addr = PXA270_GAFR0_L + (gpio.num >> 4) * 4; - - if ((ret = target_read_u32(target, addr, &value)) != ERROR_OK) - return ret; - - value &= ~mask; - if (addr == PXA270_GAFR3_U) - value &= ~PXA270_GAFR3_U_RESERVED_BITS; - - if ((ret = target_write_u32(target, addr, value)) != ERROR_OK) - return ret; - - // set direction to output - mask = 0x1u << (gpio.num & 0x1F); - - addr = PXA270_GPDR0 + (gpio.num >> 5) * 4; - - if ((ret = target_read_u32(target, addr, &value)) != 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 (mflash_gpio_num_t gpio, u8 val) -{ - u32 addr, value, mask; - target_t *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; - } - - if ((ret = target_read_u32(target, addr, &value)) != 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 (mflash_gpio_num_t gpio) -{ - u32 data, mask, gpio_con; - target_t *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("invalid port %d%s", gpio.num, gpio.port); - return ERROR_INVALID_ARGUMENTS; - } - - 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 (mflash_gpio_num_t gpio, u8 val) -{ - u32 data, mask, gpio_dat; - target_t *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("invalid port %d%s", gpio.num, gpio.port); - return ERROR_INVALID_ARGUMENTS; - } - - 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 mflash_rst(u8 level) -{ - return mflash_bank->gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, level); -} - -static int mg_dump_task_reg (void) -{ - target_t *target = mflash_bank->target; - u32 address = mflash_bank->base + MG_REG_OFFSET + MG_REG_ERROR; - u8 value, i; - char *reg_name[9] = { - "error ", - "sector count ", - "sector num (LBA 7- 0) ", - "cyl. low (LBA 15- 8) ", - "cyl. high (LBA 23-16) ", - "drv/head ", - "status ", - "dev control ", - "burst control " - }; - - for (i = 0; i < 9; i++) { - target_read_u8(target, address + i * 2, &value); - LOG_INFO("%s : 0x%2.2x", reg_name[i], value); - } - - return ERROR_OK; - -} -static int mflash_init_gpio (void) -{ - mflash_gpio_drv_t *gpio_drv = mflash_bank->gpio_drv; - - gpio_drv->set_gpio_to_output(mflash_bank->rst_pin); - gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, 1); - - if (mflash_bank->wp_pin.num != -1) { - gpio_drv->set_gpio_to_output(mflash_bank->wp_pin); - gpio_drv->set_gpio_output_val(mflash_bank->wp_pin, 1); - } - - if (mflash_bank->dpd_pin.num != -1) { - gpio_drv->set_gpio_to_output(mflash_bank->dpd_pin); - gpio_drv->set_gpio_output_val(mflash_bank->dpd_pin, 1); - } - - return ERROR_OK; -} - -static int mg_dsk_wait(mg_io_type_wait wait, u32 time) -{ - u8 status, error; - target_t *target = mflash_bank->target; - u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; - duration_t duration; - long long t=0; - - duration_start_measure(&duration); - - while (time) { - - target_read_u8(target, mg_task_reg + MG_REG_STATUS, &status); - - if (status & mg_io_rbit_status_busy) - { - if (wait == mg_io_wait_bsy) - return ERROR_OK; - } else { - switch(wait) - { - 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) - { - target_read_u8(target, mg_task_reg + MG_REG_ERROR, &error); - - if (error & mg_io_rbit_err_bad_sect_num) { - LOG_ERROR("sector not found"); - return ERROR_FAIL; - } - else if (error & (mg_io_rbit_err_bad_block | mg_io_rbit_err_uncorrectable)) { - LOG_ERROR("bad block"); - return ERROR_FAIL; - } else { - LOG_ERROR("disk operation fail"); - return ERROR_FAIL; - } - } - - switch (wait) - { - case mg_io_wait_rdy: - if (status & mg_io_rbit_status_ready) - return ERROR_OK; - - case mg_io_wait_drq: - if (status & mg_io_rbit_status_data_req) - return ERROR_OK; - - default: - break; - } - } - - duration_stop_measure(&duration, NULL); - - t=duration.duration.tv_usec/1000; - t+=duration.duration.tv_sec*1000; - - if (t > time) - break; - } - - LOG_ERROR("timeout occured"); - return ERROR_FAIL; -} - -static int mg_dsk_srst(u8 on) -{ - target_t *target = mflash_bank->target; - u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; - u8 value; - int ret; - - if ((ret = target_read_u8(target, mg_task_reg + MG_REG_DRV_CTRL, &value)) != 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(u32 sect_num, u32 cnt, u8 cmd) -{ - target_t *target = mflash_bank->target; - u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; - u8 value; - - if (mg_dsk_wait(mg_io_wait_rdy_noerr, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK) - return ERROR_FAIL; - - value = mg_io_rval_dev_drv_master | mg_io_rval_dev_lba_mode |((sect_num >> 24) & 0xf); - - target_write_u8(target, mg_task_reg + MG_REG_DRV_HEAD, value); - target_write_u8(target, mg_task_reg + MG_REG_SECT_CNT, (u8)cnt); - target_write_u8(target, mg_task_reg + MG_REG_SECT_NUM, (u8)sect_num); - target_write_u8(target, mg_task_reg + MG_REG_CYL_LOW, (u8)(sect_num >> 8)); - target_write_u8(target, mg_task_reg + MG_REG_CYL_HIGH, (u8)(sect_num >> 16)); - - target_write_u8(target, mg_task_reg + MG_REG_COMMAND, cmd); - - return ERROR_OK; -} - -static int mg_dsk_drv_info(void) -{ - target_t *target = mflash_bank->target; - u32 mg_buff = mflash_bank->base + MG_BUFFER_OFFSET; - - if ( mg_dsk_io_cmd(0, 1, mg_io_cmd_identify) != ERROR_OK) - return ERROR_FAIL; - - if ( mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK) - return ERROR_FAIL; - - LOG_INFO("read drive info."); - - if (! mflash_bank->drv_info) - mflash_bank->drv_info = malloc(sizeof(mg_drv_info_t)); - - target->type->read_memory(target, mg_buff, 2, sizeof(mg_io_type_drv_info) >> 1, - (u8 *)&mflash_bank->drv_info->drv_id); - - mflash_bank->drv_info->tot_sects = (u32)(mflash_bank->drv_info->drv_id.total_user_addressable_sectors_hi << 16) - + mflash_bank->drv_info->drv_id.total_user_addressable_sectors_lo; - - target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read); - - return ERROR_OK; -} - -static int mg_mflash_probe(void) -{ - mflash_bank->proved = 0; - - mflash_init_gpio(); - - LOG_INFO("reset mflash"); - - mflash_rst(0); - - if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) - return ERROR_FAIL; - - mflash_rst(1); - - if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) - return ERROR_FAIL; - - mg_dsk_srst(1); - - if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) - return ERROR_FAIL; - - mg_dsk_srst(0); - - if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) - return ERROR_FAIL; - - if (mg_dsk_drv_info() != ERROR_OK) - return ERROR_FAIL; - - mflash_bank->proved = 1; - - return ERROR_OK; -} - -static int mflash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - int ret; - - ret = mg_mflash_probe(); - - if (ret == ERROR_OK) { - command_print(cmd_ctx, "mflash (total %u sectors) found at 0x%8.8x", - mflash_bank->drv_info->tot_sects, mflash_bank->base ); - } - - return ret; -} - -static int mg_mflash_do_read_sects(void *buff, u32 sect_num, u32 sect_cnt) -{ - u32 i, address; - int ret; - target_t *target = mflash_bank->target; - u8 *buff_ptr = buff; - duration_t duration; - - if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_read) != ERROR_OK ) - return ERROR_FAIL; - - address = mflash_bank->base + MG_BUFFER_OFFSET; - - duration_start_measure(&duration); - - for (i = 0; i < sect_cnt; i++) { - mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL); - - target->type->read_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr); - buff_ptr += MG_MFLASH_SECTOR_SIZE; - - target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read); - - LOG_DEBUG("%u (0x%8.8x) sector read", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE); - - duration_stop_measure(&duration, NULL); - - if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) { - LOG_INFO("read %u'th sectors", sect_num + i); - duration_start_measure(&duration); - } - } - - ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL); - - return ret; -} - -static int mg_mflash_read_sects(void *buff, u32 sect_num, u32 sect_cnt) -{ - u32 quotient, residue, i; - u8 *buff_ptr = buff; - - quotient = sect_cnt >> 8; - residue = sect_cnt % 256; - - for (i = 0; i < quotient; i++) { - LOG_DEBUG("sect num : %u buff : 0x%8.8x", sect_num, (u32)buff_ptr); - mg_mflash_do_read_sects(buff_ptr, sect_num, 256); - sect_num += 256; - buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE; - } - - if (residue) { - LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); - mg_mflash_do_read_sects(buff_ptr, sect_num, residue); - } - - return ERROR_OK; -} - -static int mg_mflash_do_write_sects(void *buff, u32 sect_num, u32 sect_cnt) -{ - u32 i, address; - int ret; - target_t *target = mflash_bank->target; - u8 *buff_ptr = buff; - duration_t duration; - - if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_write) != ERROR_OK ) { - LOG_ERROR("mg_io_cmd_write fail"); - return ERROR_FAIL; - } - - address = mflash_bank->base + MG_BUFFER_OFFSET; - - duration_start_measure(&duration); - - 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) - LOG_ERROR("mg_io_wait_drq time out"); - - ret = target->type->write_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr); - if (ret != ERROR_OK) - LOG_ERROR("mem write error"); - 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) - LOG_ERROR("mg_io_cmd_confirm_write error"); - - LOG_DEBUG("%u (0x%8.8x) sector write", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE); - - duration_stop_measure(&duration, NULL); - - if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) { - LOG_INFO("wrote %u'th sectors", sect_num + i); - duration_start_measure(&duration); - } - } - - ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL); - - return ret; -} - -static int mg_mflash_write_sects(void *buff, u32 sect_num, u32 sect_cnt) -{ - u32 quotient, residue, i; - u8 *buff_ptr = buff; - - quotient = sect_cnt >> 8; - residue = sect_cnt % 256; - - for (i = 0; i < quotient; i++) { - LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); - mg_mflash_do_write_sects(buff_ptr, sect_num, 256); - sect_num += 256; - buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE; - } - - if (residue) { - LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); - mg_mflash_do_write_sects(buff_ptr, sect_num, residue); - } - - return ERROR_OK; -} - -static int mg_mflash_read (u32 addr, u8 *buff, u32 len) -{ - u8 *sect_buff, *buff_ptr = buff; - u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num; - - cnt = 0; - cur_addr = addr; - end_addr = addr + len; - - sect_buff = malloc(MG_MFLASH_SECTOR_SIZE); - - 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; - mg_mflash_read_sects(sect_buff, sect_num, 1); - - if (end_addr < next_sec_addr) { - memcpy(buff_ptr, sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), end_addr - cur_addr); - LOG_DEBUG("copies %u byte from sector offset 0x%8.8x", 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("copies %u byte from sector offset 0x%8.8x", 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) - mg_mflash_read_sects(buff_ptr, sect_num, cnt); - - 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; - mg_mflash_read_sects(sect_buff, sect_num, 1); - memcpy(buff_ptr, sect_buff, end_addr - cur_addr); - LOG_DEBUG("copies %u byte", end_addr - cur_addr); - - } - - } - - free(sect_buff); - - return ERROR_OK; -} - -static int mg_mflash_write(u32 addr, u8 *buff, u32 len) -{ - u8 *sect_buff, *buff_ptr = buff; - u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num; - - cnt = 0; - cur_addr = addr; - end_addr = addr + len; - - sect_buff = malloc(MG_MFLASH_SECTOR_SIZE); - - 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; - mg_mflash_read_sects(sect_buff, sect_num, 1); - - if (end_addr < next_sec_addr) { - memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), buff_ptr, end_addr - cur_addr); - LOG_DEBUG("copies %u byte to sector offset 0x%8.8x", 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("copies %u byte to sector offset 0x%8.8x", next_sec_addr - cur_addr, cur_addr); - buff_ptr += (next_sec_addr - cur_addr); - cur_addr = next_sec_addr; - } - - mg_mflash_write_sects(sect_buff, sect_num, 1); - - } - - 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) - mg_mflash_write_sects(buff_ptr, sect_num, cnt); - - 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; - mg_mflash_read_sects(sect_buff, sect_num, 1); - memcpy(sect_buff, buff_ptr, end_addr - cur_addr); - LOG_DEBUG("copies %u byte", end_addr - cur_addr); - mg_mflash_write_sects(sect_buff, sect_num, 1); - - } - - } - - free(sect_buff); - - return ERROR_OK; -} - -static int mflash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - u32 address, buf_cnt; - u8 *buffer; - // TODO : multi-bank support, large file support - fileio_t fileio; - duration_t duration; - char *duration_text; - int ret; - - if (argc != 3) { - return ERROR_COMMAND_SYNTAX_ERROR; - } - - address = strtoul(args[2], NULL, 0); - - if (! mflash_bank->proved ) { - mg_mflash_probe(); - } - - - if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK) { - return ERROR_FAIL; - } - - buffer = malloc(fileio.size); - - if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK) - { - free(buffer); - fileio_close(&fileio); - return ERROR_FAIL; - } - - duration_start_measure(&duration); - - ret = mg_mflash_write(address, buffer, (u32)fileio.size); - - duration_stop_measure(&duration, &duration_text); - - command_print(cmd_ctx, "wrote %lli byte from file %s in %s (%f kB/s)", - fileio.size, args[1], duration_text, - (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0))); - - free(duration_text); - - fileio_close(&fileio); - - free(buffer); - - return ERROR_OK; -} - -static int mflash_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - u32 address, size_written, size; - u8 *buffer; - // TODO : multi-bank support - fileio_t fileio; - duration_t duration; - char *duration_text; - - if (argc != 4) { - return ERROR_COMMAND_SYNTAX_ERROR; - } - - address = strtoul(args[2], NULL, 0); - size = strtoul(args[3], NULL, 0); - - if (! mflash_bank->proved ) { - mg_mflash_probe(); - } - - if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK) { - return ERROR_FAIL; - } - - buffer = malloc(size); - - duration_start_measure(&duration); - - mg_mflash_read(address, buffer, size); - - duration_stop_measure(&duration, &duration_text); - - fileio_write(&fileio, size, buffer, &size_written); - - command_print(cmd_ctx, "dump image (address 0x%8.8x size %u) to file %s in %s (%f kB/s)", - address, size, args[1], duration_text, - (float)size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0))); - - free(duration_text); - - fileio_close(&fileio); - - free(buffer); - - return ERROR_OK; -} - -int mflash_init_drivers(struct command_context_s *cmd_ctx) -{ - if (mflash_bank) { - register_command(cmd_ctx, mflash_cmd, "probe", mflash_probe_command, COMMAND_EXEC, NULL); - register_command(cmd_ctx, mflash_cmd, "write", mflash_write_command, COMMAND_EXEC, - "mflash write
"); - register_command(cmd_ctx, mflash_cmd, "dump", mflash_dump_command, COMMAND_EXEC, - "mflash dump
"); - } - - return ERROR_OK; -} - -static int mflash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - target_t *target; - char *str; - int i; - - if (argc < 8) - { - return ERROR_COMMAND_SYNTAX_ERROR; - } - - if ((target = get_target_by_num(strtoul(args[7], NULL, 0))) == NULL) - { - LOG_ERROR("target %lu not defined", strtoul(args[7], NULL, 0)); - return ERROR_FAIL; - } - - mflash_bank = calloc(sizeof(mflash_bank_t), 1); - mflash_bank->base = strtoul(args[1], NULL, 0); - mflash_bank->chip_width = strtoul(args[2], NULL, 0); - mflash_bank->bus_width = strtoul(args[3], NULL, 0); - mflash_bank->rst_pin.num = strtoul(args[4], &str, 0); - if (*str) - mflash_bank->rst_pin.port[0] = (u16)tolower(str[0]); - mflash_bank->wp_pin.num = strtol(args[5], &str, 0); - if (*str) - mflash_bank->wp_pin.port[0] = (u16)tolower(str[0]); - mflash_bank->dpd_pin.num = strtol(args[6], &str, 0); - if (*str) - mflash_bank->dpd_pin.port[0] = (u16)tolower(str[0]); - - mflash_bank->target = target; - - for (i = 0; mflash_gpio[i] ; i++) { - if (! strcmp(mflash_gpio[i]->name, args[0])) { - mflash_bank->gpio_drv = mflash_gpio[i]; - } - } - - if (! mflash_bank->gpio_drv) { - LOG_ERROR("%s is unsupported soc", args[0]); - return ERROR_INVALID_ARGUMENTS; - } - - return ERROR_OK; -} - -int mflash_register_commands(struct command_context_s *cmd_ctx) -{ - mflash_cmd = register_command(cmd_ctx, NULL, "mflash", NULL, COMMAND_ANY, NULL); - register_command(cmd_ctx, mflash_cmd, "bank", mflash_bank_command, COMMAND_CONFIG, - "mflash bank "); - return ERROR_OK; -} +/*************************************************************************** + * Copyright (C) 2007-2008 by unsik Kim * + * * + * 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 +#include +#include +#include +#include +#include +#include +#include + +#include "command.h" +#include "log.h" +#include "target.h" +#include "time_support.h" +#include "fileio.h" +#include "mflash.h" + +static int s3c2440_set_gpio_to_output (mflash_gpio_num_t gpio); +static int s3c2440_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val); +static int pxa270_set_gpio_to_output (mflash_gpio_num_t gpio); +static int pxa270_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val); + +static command_t *mflash_cmd; + +static mflash_bank_t *mflash_bank; + +static mflash_gpio_drv_t pxa270_gpio = { + .name = "pxa270", + .set_gpio_to_output = pxa270_set_gpio_to_output, + .set_gpio_output_val = pxa270_set_gpio_output_val +}; + +static mflash_gpio_drv_t s3c2440_gpio = { + .name = "s3c2440", + .set_gpio_to_output = s3c2440_set_gpio_to_output, + .set_gpio_output_val = s3c2440_set_gpio_output_val +}; + +static mflash_gpio_drv_t *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 (mflash_gpio_num_t gpio) +{ + u32 addr, value, mask; + target_t *target = mflash_bank->target; + int ret; + + // remove alternate function. + mask = 0x3u << (gpio.num & 0xF)*2; + + addr = PXA270_GAFR0_L + (gpio.num >> 4) * 4; + + if ((ret = target_read_u32(target, addr, &value)) != ERROR_OK) + return ret; + + value &= ~mask; + if (addr == PXA270_GAFR3_U) + value &= ~PXA270_GAFR3_U_RESERVED_BITS; + + if ((ret = target_write_u32(target, addr, value)) != ERROR_OK) + return ret; + + // set direction to output + mask = 0x1u << (gpio.num & 0x1F); + + addr = PXA270_GPDR0 + (gpio.num >> 5) * 4; + + if ((ret = target_read_u32(target, addr, &value)) != 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 (mflash_gpio_num_t gpio, u8 val) +{ + u32 addr, value, mask; + target_t *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; + } + + if ((ret = target_read_u32(target, addr, &value)) != 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 (mflash_gpio_num_t gpio) +{ + u32 data, mask, gpio_con; + target_t *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("invalid port %d%s", gpio.num, gpio.port); + return ERROR_INVALID_ARGUMENTS; + } + + 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 (mflash_gpio_num_t gpio, u8 val) +{ + u32 data, mask, gpio_dat; + target_t *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("invalid port %d%s", gpio.num, gpio.port); + return ERROR_INVALID_ARGUMENTS; + } + + 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 mflash_rst(u8 level) +{ + return mflash_bank->gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, level); +} + +static int mg_dump_task_reg (void) +{ + target_t *target = mflash_bank->target; + u32 address = mflash_bank->base + MG_REG_OFFSET + MG_REG_ERROR; + u8 value, i; + char *reg_name[9] = { + "error ", + "sector count ", + "sector num (LBA 7- 0) ", + "cyl. low (LBA 15- 8) ", + "cyl. high (LBA 23-16) ", + "drv/head ", + "status ", + "dev control ", + "burst control " + }; + + for (i = 0; i < 9; i++) { + target_read_u8(target, address + i * 2, &value); + LOG_INFO("%s : 0x%2.2x", reg_name[i], value); + } + + return ERROR_OK; + +} +static int mflash_init_gpio (void) +{ + mflash_gpio_drv_t *gpio_drv = mflash_bank->gpio_drv; + + gpio_drv->set_gpio_to_output(mflash_bank->rst_pin); + gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, 1); + + if (mflash_bank->wp_pin.num != -1) { + gpio_drv->set_gpio_to_output(mflash_bank->wp_pin); + gpio_drv->set_gpio_output_val(mflash_bank->wp_pin, 1); + } + + if (mflash_bank->dpd_pin.num != -1) { + gpio_drv->set_gpio_to_output(mflash_bank->dpd_pin); + gpio_drv->set_gpio_output_val(mflash_bank->dpd_pin, 1); + } + + return ERROR_OK; +} + +static int mg_dsk_wait(mg_io_type_wait wait, u32 time) +{ + u8 status, error; + target_t *target = mflash_bank->target; + u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; + duration_t duration; + long long t=0; + + duration_start_measure(&duration); + + while (time) { + + target_read_u8(target, mg_task_reg + MG_REG_STATUS, &status); + + if (status & mg_io_rbit_status_busy) + { + if (wait == mg_io_wait_bsy) + return ERROR_OK; + } else { + switch(wait) + { + 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) + { + target_read_u8(target, mg_task_reg + MG_REG_ERROR, &error); + + if (error & mg_io_rbit_err_bad_sect_num) { + LOG_ERROR("sector not found"); + return ERROR_FAIL; + } + else if (error & (mg_io_rbit_err_bad_block | mg_io_rbit_err_uncorrectable)) { + LOG_ERROR("bad block"); + return ERROR_FAIL; + } else { + LOG_ERROR("disk operation fail"); + return ERROR_FAIL; + } + } + + switch (wait) + { + case mg_io_wait_rdy: + if (status & mg_io_rbit_status_ready) + return ERROR_OK; + + case mg_io_wait_drq: + if (status & mg_io_rbit_status_data_req) + return ERROR_OK; + + default: + break; + } + } + + duration_stop_measure(&duration, NULL); + + t=duration.duration.tv_usec/1000; + t+=duration.duration.tv_sec*1000; + + if (t > time) + break; + } + + LOG_ERROR("timeout occured"); + return ERROR_FAIL; +} + +static int mg_dsk_srst(u8 on) +{ + target_t *target = mflash_bank->target; + u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; + u8 value; + int ret; + + if ((ret = target_read_u8(target, mg_task_reg + MG_REG_DRV_CTRL, &value)) != 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(u32 sect_num, u32 cnt, u8 cmd) +{ + target_t *target = mflash_bank->target; + u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET; + u8 value; + + if (mg_dsk_wait(mg_io_wait_rdy_noerr, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK) + return ERROR_FAIL; + + value = mg_io_rval_dev_drv_master | mg_io_rval_dev_lba_mode |((sect_num >> 24) & 0xf); + + target_write_u8(target, mg_task_reg + MG_REG_DRV_HEAD, value); + target_write_u8(target, mg_task_reg + MG_REG_SECT_CNT, (u8)cnt); + target_write_u8(target, mg_task_reg + MG_REG_SECT_NUM, (u8)sect_num); + target_write_u8(target, mg_task_reg + MG_REG_CYL_LOW, (u8)(sect_num >> 8)); + target_write_u8(target, mg_task_reg + MG_REG_CYL_HIGH, (u8)(sect_num >> 16)); + + target_write_u8(target, mg_task_reg + MG_REG_COMMAND, cmd); + + return ERROR_OK; +} + +static int mg_dsk_drv_info(void) +{ + target_t *target = mflash_bank->target; + u32 mg_buff = mflash_bank->base + MG_BUFFER_OFFSET; + + if ( mg_dsk_io_cmd(0, 1, mg_io_cmd_identify) != ERROR_OK) + return ERROR_FAIL; + + if ( mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK) + return ERROR_FAIL; + + LOG_INFO("read drive info."); + + if (! mflash_bank->drv_info) + mflash_bank->drv_info = malloc(sizeof(mg_drv_info_t)); + + target->type->read_memory(target, mg_buff, 2, sizeof(mg_io_type_drv_info) >> 1, + (u8 *)&mflash_bank->drv_info->drv_id); + + mflash_bank->drv_info->tot_sects = (u32)(mflash_bank->drv_info->drv_id.total_user_addressable_sectors_hi << 16) + + mflash_bank->drv_info->drv_id.total_user_addressable_sectors_lo; + + target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read); + + return ERROR_OK; +} + +static int mg_mflash_probe(void) +{ + mflash_bank->proved = 0; + + mflash_init_gpio(); + + LOG_INFO("reset mflash"); + + mflash_rst(0); + + if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) + return ERROR_FAIL; + + mflash_rst(1); + + if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) + return ERROR_FAIL; + + mg_dsk_srst(1); + + if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) + return ERROR_FAIL; + + mg_dsk_srst(0); + + if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK) + return ERROR_FAIL; + + if (mg_dsk_drv_info() != ERROR_OK) + return ERROR_FAIL; + + mflash_bank->proved = 1; + + return ERROR_OK; +} + +static int mflash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + int ret; + + ret = mg_mflash_probe(); + + if (ret == ERROR_OK) { + command_print(cmd_ctx, "mflash (total %u sectors) found at 0x%8.8x", + mflash_bank->drv_info->tot_sects, mflash_bank->base ); + } + + return ret; +} + +static int mg_mflash_do_read_sects(void *buff, u32 sect_num, u32 sect_cnt) +{ + u32 i, address; + int ret; + target_t *target = mflash_bank->target; + u8 *buff_ptr = buff; + duration_t duration; + + if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_read) != ERROR_OK ) + return ERROR_FAIL; + + address = mflash_bank->base + MG_BUFFER_OFFSET; + + duration_start_measure(&duration); + + for (i = 0; i < sect_cnt; i++) { + mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL); + + target->type->read_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr); + buff_ptr += MG_MFLASH_SECTOR_SIZE; + + target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read); + + LOG_DEBUG("%u (0x%8.8x) sector read", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE); + + duration_stop_measure(&duration, NULL); + + if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) { + LOG_INFO("read %u'th sectors", sect_num + i); + duration_start_measure(&duration); + } + } + + ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL); + + return ret; +} + +static int mg_mflash_read_sects(void *buff, u32 sect_num, u32 sect_cnt) +{ + u32 quotient, residue, i; + u8 *buff_ptr = buff; + + quotient = sect_cnt >> 8; + residue = sect_cnt % 256; + + for (i = 0; i < quotient; i++) { + LOG_DEBUG("sect num : %u buff : 0x%8.8x", sect_num, (u32)buff_ptr); + mg_mflash_do_read_sects(buff_ptr, sect_num, 256); + sect_num += 256; + buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE; + } + + if (residue) { + LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); + mg_mflash_do_read_sects(buff_ptr, sect_num, residue); + } + + return ERROR_OK; +} + +static int mg_mflash_do_write_sects(void *buff, u32 sect_num, u32 sect_cnt) +{ + u32 i, address; + int ret; + target_t *target = mflash_bank->target; + u8 *buff_ptr = buff; + duration_t duration; + + if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_write) != ERROR_OK ) { + LOG_ERROR("mg_io_cmd_write fail"); + return ERROR_FAIL; + } + + address = mflash_bank->base + MG_BUFFER_OFFSET; + + duration_start_measure(&duration); + + 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) + LOG_ERROR("mg_io_wait_drq time out"); + + ret = target->type->write_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr); + if (ret != ERROR_OK) + LOG_ERROR("mem write error"); + 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) + LOG_ERROR("mg_io_cmd_confirm_write error"); + + LOG_DEBUG("%u (0x%8.8x) sector write", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE); + + duration_stop_measure(&duration, NULL); + + if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) { + LOG_INFO("wrote %u'th sectors", sect_num + i); + duration_start_measure(&duration); + } + } + + ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL); + + return ret; +} + +static int mg_mflash_write_sects(void *buff, u32 sect_num, u32 sect_cnt) +{ + u32 quotient, residue, i; + u8 *buff_ptr = buff; + + quotient = sect_cnt >> 8; + residue = sect_cnt % 256; + + for (i = 0; i < quotient; i++) { + LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); + mg_mflash_do_write_sects(buff_ptr, sect_num, 256); + sect_num += 256; + buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE; + } + + if (residue) { + LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr); + mg_mflash_do_write_sects(buff_ptr, sect_num, residue); + } + + return ERROR_OK; +} + +static int mg_mflash_read (u32 addr, u8 *buff, u32 len) +{ + u8 *sect_buff, *buff_ptr = buff; + u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num; + + cnt = 0; + cur_addr = addr; + end_addr = addr + len; + + sect_buff = malloc(MG_MFLASH_SECTOR_SIZE); + + 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; + mg_mflash_read_sects(sect_buff, sect_num, 1); + + if (end_addr < next_sec_addr) { + memcpy(buff_ptr, sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), end_addr - cur_addr); + LOG_DEBUG("copies %u byte from sector offset 0x%8.8x", 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("copies %u byte from sector offset 0x%8.8x", 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) + mg_mflash_read_sects(buff_ptr, sect_num, cnt); + + 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; + mg_mflash_read_sects(sect_buff, sect_num, 1); + memcpy(buff_ptr, sect_buff, end_addr - cur_addr); + LOG_DEBUG("copies %u byte", end_addr - cur_addr); + + } + + } + + free(sect_buff); + + return ERROR_OK; +} + +static int mg_mflash_write(u32 addr, u8 *buff, u32 len) +{ + u8 *sect_buff, *buff_ptr = buff; + u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num; + + cnt = 0; + cur_addr = addr; + end_addr = addr + len; + + sect_buff = malloc(MG_MFLASH_SECTOR_SIZE); + + 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; + mg_mflash_read_sects(sect_buff, sect_num, 1); + + if (end_addr < next_sec_addr) { + memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), buff_ptr, end_addr - cur_addr); + LOG_DEBUG("copies %u byte to sector offset 0x%8.8x", 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("copies %u byte to sector offset 0x%8.8x", next_sec_addr - cur_addr, cur_addr); + buff_ptr += (next_sec_addr - cur_addr); + cur_addr = next_sec_addr; + } + + mg_mflash_write_sects(sect_buff, sect_num, 1); + + } + + 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) + mg_mflash_write_sects(buff_ptr, sect_num, cnt); + + 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; + mg_mflash_read_sects(sect_buff, sect_num, 1); + memcpy(sect_buff, buff_ptr, end_addr - cur_addr); + LOG_DEBUG("copies %u byte", end_addr - cur_addr); + mg_mflash_write_sects(sect_buff, sect_num, 1); + + } + + } + + free(sect_buff); + + return ERROR_OK; +} + +static int mflash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + u32 address, buf_cnt; + u8 *buffer; + // TODO : multi-bank support, large file support + fileio_t fileio; + duration_t duration; + char *duration_text; + int ret; + + if (argc != 3) { + return ERROR_COMMAND_SYNTAX_ERROR; + } + + address = strtoul(args[2], NULL, 0); + + if (! mflash_bank->proved ) { + mg_mflash_probe(); + } + + + if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK) { + return ERROR_FAIL; + } + + buffer = malloc(fileio.size); + + if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK) + { + free(buffer); + fileio_close(&fileio); + return ERROR_FAIL; + } + + duration_start_measure(&duration); + + ret = mg_mflash_write(address, buffer, (u32)fileio.size); + + duration_stop_measure(&duration, &duration_text); + + command_print(cmd_ctx, "wrote %lli byte from file %s in %s (%f kB/s)", + fileio.size, args[1], duration_text, + (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0))); + + free(duration_text); + + fileio_close(&fileio); + + free(buffer); + + return ERROR_OK; +} + +static int mflash_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + u32 address, size_written, size; + u8 *buffer; + // TODO : multi-bank support + fileio_t fileio; + duration_t duration; + char *duration_text; + + if (argc != 4) { + return ERROR_COMMAND_SYNTAX_ERROR; + } + + address = strtoul(args[2], NULL, 0); + size = strtoul(args[3], NULL, 0); + + if (! mflash_bank->proved ) { + mg_mflash_probe(); + } + + if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK) { + return ERROR_FAIL; + } + + buffer = malloc(size); + + duration_start_measure(&duration); + + mg_mflash_read(address, buffer, size); + + duration_stop_measure(&duration, &duration_text); + + fileio_write(&fileio, size, buffer, &size_written); + + command_print(cmd_ctx, "dump image (address 0x%8.8x size %u) to file %s in %s (%f kB/s)", + address, size, args[1], duration_text, + (float)size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0))); + + free(duration_text); + + fileio_close(&fileio); + + free(buffer); + + return ERROR_OK; +} + +int mflash_init_drivers(struct command_context_s *cmd_ctx) +{ + if (mflash_bank) { + register_command(cmd_ctx, mflash_cmd, "probe", mflash_probe_command, COMMAND_EXEC, NULL); + register_command(cmd_ctx, mflash_cmd, "write", mflash_write_command, COMMAND_EXEC, + "mflash write
"); + register_command(cmd_ctx, mflash_cmd, "dump", mflash_dump_command, COMMAND_EXEC, + "mflash dump
"); + } + + return ERROR_OK; +} + +static int mflash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + target_t *target; + char *str; + int i; + + if (argc < 8) + { + return ERROR_COMMAND_SYNTAX_ERROR; + } + + if ((target = get_target_by_num(strtoul(args[7], NULL, 0))) == NULL) + { + LOG_ERROR("target %lu not defined", strtoul(args[7], NULL, 0)); + return ERROR_FAIL; + } + + mflash_bank = calloc(sizeof(mflash_bank_t), 1); + mflash_bank->base = strtoul(args[1], NULL, 0); + mflash_bank->chip_width = strtoul(args[2], NULL, 0); + mflash_bank->bus_width = strtoul(args[3], NULL, 0); + mflash_bank->rst_pin.num = strtoul(args[4], &str, 0); + if (*str) + mflash_bank->rst_pin.port[0] = (u16)tolower(str[0]); + mflash_bank->wp_pin.num = strtol(args[5], &str, 0); + if (*str) + mflash_bank->wp_pin.port[0] = (u16)tolower(str[0]); + mflash_bank->dpd_pin.num = strtol(args[6], &str, 0); + if (*str) + mflash_bank->dpd_pin.port[0] = (u16)tolower(str[0]); + + mflash_bank->target = target; + + for (i = 0; mflash_gpio[i] ; i++) { + if (! strcmp(mflash_gpio[i]->name, args[0])) { + mflash_bank->gpio_drv = mflash_gpio[i]; + } + } + + if (! mflash_bank->gpio_drv) { + LOG_ERROR("%s is unsupported soc", args[0]); + return ERROR_INVALID_ARGUMENTS; + } + + return ERROR_OK; +} + +int mflash_register_commands(struct command_context_s *cmd_ctx) +{ + mflash_cmd = register_command(cmd_ctx, NULL, "mflash", NULL, COMMAND_ANY, NULL); + register_command(cmd_ctx, mflash_cmd, "bank", mflash_bank_command, COMMAND_CONFIG, + "mflash bank "); + return ERROR_OK; +} -- cgit v1.2.3