diff options
author | ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-10-16 21:02:44 +0000 |
---|---|---|
committer | ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2008-10-16 21:02:44 +0000 |
commit | 04fb21b28d7f79557dce4d52f3ea22dd654af836 (patch) | |
tree | 1989ae64c1d43a7cdbc750aafd68ca86651ab048 /src | |
parent | 358b472ab8b531d31d0978a892408378f5c820b4 (diff) | |
download | openocd_libswd-04fb21b28d7f79557dce4d52f3ea22dd654af836.tar.gz openocd_libswd-04fb21b28d7f79557dce4d52f3ea22dd654af836.tar.bz2 openocd_libswd-04fb21b28d7f79557dce4d52f3ea22dd654af836.tar.xz openocd_libswd-04fb21b28d7f79557dce4d52f3ea22dd654af836.zip |
- 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
Diffstat (limited to 'src')
-rw-r--r-- | src/flash/mflash.c | 1752 | ||||
-rw-r--r-- | src/flash/mflash.h | 490 |
2 files changed, 1121 insertions, 1121 deletions
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 <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, 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 <ctype.h>
-#include <string.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <inttypes.h>
-
-#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 <num> <file> <address>");
- register_command(cmd_ctx, mflash_cmd, "dump", mflash_dump_command, COMMAND_EXEC,
- "mflash dump <num> <file> <address> <size>");
- }
-
- 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 <soc> <base> <chip_width> <bus_width> <RST pin> <WP pin> <DPD pin> <target #>");
- return ERROR_OK;
-}
+/*************************************************************************** + * 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, 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 <ctype.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <errno.h> +#include <inttypes.h> + +#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 <num> <file> <address>"); + register_command(cmd_ctx, mflash_cmd, "dump", mflash_dump_command, COMMAND_EXEC, + "mflash dump <num> <file> <address> <size>"); + } + + 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 <soc> <base> <chip_width> <bus_width> <RST pin> <WP pin> <DPD pin> <target #>"); + return ERROR_OK; +} diff --git a/src/flash/mflash.h b/src/flash/mflash.h index 3fc935a2..7e7e7c64 100644 --- a/src/flash/mflash.h +++ b/src/flash/mflash.h @@ -1,245 +1,245 @@ -/***************************************************************************
- * 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, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-
-#ifndef _MFLASH_H
-#define _MFLASH_H
-
-typedef unsigned long mg_io_uint32;
-typedef unsigned short mg_io_uint16;
-typedef unsigned char mg_io_uint8;
-
-typedef struct mflash_gpio_num_s
-{
- char port[2];
- signed short num;
-} mflash_gpio_num_t;
-
-typedef struct mflash_gpio_drv_s
-{
- char *name;
- int (*set_gpio_to_output) (mflash_gpio_num_t gpio);
- int (*set_gpio_output_val) (mflash_gpio_num_t gpio, u8 val);
-} mflash_gpio_drv_t;
-
-typedef struct _mg_io_type_drv_info {
-
- mg_io_uint16 general_configuration; // 00
- mg_io_uint16 number_of_cylinders; // 01
- mg_io_uint16 reserved1; // 02
- mg_io_uint16 number_of_heads; // 03
- mg_io_uint16 unformatted_bytes_per_track; // 04
- mg_io_uint16 unformatted_bytes_per_sector; // 05
- mg_io_uint16 sectors_per_track; // 06
- mg_io_uint8 vendor_unique1[6]; // 07/08/09
-
- mg_io_uint8 serial_number[20]; // 10~19
-
- mg_io_uint16 buffer_type; // 20
- mg_io_uint16 buffer_sector_size; // 21
- mg_io_uint16 number_of_ecc_bytes; // 22
-
- mg_io_uint8 firmware_revision[8]; // 23~26
- mg_io_uint8 model_number[40]; // 27
-
- mg_io_uint8 maximum_block_transfer; // 47 low byte
- mg_io_uint8 vendor_unique2; // 47 high byte
- mg_io_uint16 dword_io; // 48
-
- mg_io_uint16 capabilities; // 49
- mg_io_uint16 reserved2; // 50
-
- mg_io_uint8 vendor_unique3; // 51 low byte
- mg_io_uint8 pio_cycle_timing_mode; // 51 high byte
- mg_io_uint8 vendor_unique4; // 52 low byte
- mg_io_uint8 dma_cycle_timing_mode; // 52 high byte
- mg_io_uint16 translation_fields_valid; // 53 (low bit)
- mg_io_uint16 number_of_current_cylinders; // 54
- mg_io_uint16 number_of_current_heads; // 55
- mg_io_uint16 current_sectors_per_track; // 56
- mg_io_uint16 current_sector_capacity_lo; // 57 & 58
- mg_io_uint16 current_sector_capacity_hi; // 57 & 58
- mg_io_uint8 multi_sector_count; // 59 low
- mg_io_uint8 multi_sector_setting_valid; // 59 high (low bit)
-
- mg_io_uint16 total_user_addressable_sectors_lo; // 60 & 61
- mg_io_uint16 total_user_addressable_sectors_hi; // 60 & 61
-
- mg_io_uint8 single_dma_modes_supported; // 62 low byte
- mg_io_uint8 single_dma_transfer_active; // 62 high byte
- mg_io_uint8 multi_dma_modes_supported; // 63 low byte
- mg_io_uint8 multi_dma_transfer_active; // 63 high byte
- mg_io_uint16 adv_pio_mode;
- mg_io_uint16 min_dma_cyc;
- mg_io_uint16 recommend_dma_cyc;
- mg_io_uint16 min_pio_cyc_no_iordy;
- mg_io_uint16 min_pio_cyc_with_iordy;
- mg_io_uint8 reserved3[22];
- mg_io_uint16 major_ver_num;
- mg_io_uint16 minor_ver_num;
- mg_io_uint16 feature_cmd_set_suprt0;
- mg_io_uint16 feature_cmd_set_suprt1;
- mg_io_uint16 feature_cmd_set_suprt2;
- mg_io_uint16 feature_cmd_set_en0;
- mg_io_uint16 feature_cmd_set_en1;
- mg_io_uint16 feature_cmd_set_en2;
- mg_io_uint16 reserved4;
- mg_io_uint16 req_time_for_security_er_done;
- mg_io_uint16 req_time_for_enhan_security_er_done;
- mg_io_uint16 adv_pwr_mgm_lvl_val;
- mg_io_uint16 reserved5;
- mg_io_uint16 re_of_hw_rst;
- mg_io_uint8 reserved6[68];
- mg_io_uint16 security_stas;
- mg_io_uint8 vendor_uniq_bytes[62];
- mg_io_uint16 cfa_pwr_mode;
- mg_io_uint8 reserved7[186];
-
- mg_io_uint16 scts_per_secure_data_unit;
- mg_io_uint16 integrity_word;
-
-} mg_io_type_drv_info;
-
-typedef struct mg_drv_info_s {
- mg_io_type_drv_info drv_id;
- u32 tot_sects;
-} mg_drv_info_t;
-
-typedef struct mflash_bank_s
-{
- u32 base;
- u32 chip_width;
- u32 bus_width;
-
- mflash_gpio_num_t rst_pin;
- mflash_gpio_num_t wp_pin;
- mflash_gpio_num_t dpd_pin;
-
- mflash_gpio_drv_t *gpio_drv;
- target_t *target;
- mg_drv_info_t *drv_info;
-
- u8 proved;
-} mflash_bank_t;
-
-extern int mflash_register_commands(struct command_context_s *cmd_ctx);
-extern int mflash_init_drivers(struct command_context_s *cmd_ctx);
-
-#define MG_MFLASH_SECTOR_SIZE (0x200) //512Bytes = 2^9
-#define MG_MFLASH_SECTOR_SIZE_MASK (0x200-1)
-#define MG_MFLASH_SECTOR_SIZE_SHIFT (9)
-
-#define MG_BUFFER_OFFSET 0x8000
-#define MG_REG_OFFSET 0xC000
-#define MG_REG_FEATURE 0x2 // write case
-#define MG_REG_ERROR 0x2 // read case
-#define MG_REG_SECT_CNT 0x4
-#define MG_REG_SECT_NUM 0x6
-#define MG_REG_CYL_LOW 0x8
-#define MG_REG_CYL_HIGH 0xA
-#define MG_REG_DRV_HEAD 0xC
-#define MG_REG_COMMAND 0xE // write case
-#define MG_REG_STATUS 0xE // read case
-#define MG_REG_DRV_CTRL 0x10
-#define MG_REG_BURST_CTRL 0x12
-
-#define MG_OEM_DISK_WAIT_TIME_LONG 15000 // msec
-#define MG_OEM_DISK_WAIT_TIME_NORMAL 3000 // msec
-#define MG_OEM_DISK_WAIT_TIME_SHORT 1000 // msec
-
-typedef enum _mg_io_type_wait{
-
- mg_io_wait_bsy = 1,
- mg_io_wait_not_bsy = 2,
- mg_io_wait_rdy = 3,
- mg_io_wait_drq = 4, // wait for data request
- mg_io_wait_drq_noerr = 5, // wait for DRQ but ignore the error status bit
- mg_io_wait_rdy_noerr = 6 // wait for ready, but ignore error status bit
-
-} mg_io_type_wait;
-
-//= "Status Register" bit masks.
-typedef enum _mg_io_type_rbit_status{
-
- mg_io_rbit_status_error = 0x01, // error bit in status register
- mg_io_rbit_status_corrected_error = 0x04, // corrected error in status register
- mg_io_rbit_status_data_req = 0x08, // data request bit in status register
- mg_io_rbit_status_seek_done = 0x10, // DSC - Drive Seek Complete
- mg_io_rbit_status_write_fault = 0x20, // DWF - Drive Write Fault
- mg_io_rbit_status_ready = 0x40,
- mg_io_rbit_status_busy = 0x80
-
-} mg_io_type_rbit_status;
-
-//= "Error Register" bit masks.
-typedef enum _mg_io_type_rbit_error{
-
- mg_io_rbit_err_general = 0x01,
- mg_io_rbit_err_aborted = 0x04,
- mg_io_rbit_err_bad_sect_num = 0x10,
- mg_io_rbit_err_uncorrectable = 0x40,
- mg_io_rbit_err_bad_block = 0x80
-
-} mg_io_type_rbit_error;
-
-//= "Device Control Register" bit.
-typedef enum _mg_io_type_rbit_devc{
-
- mg_io_rbit_devc_intr = 0x02,// interrupt enable bit (1:disable, 0:enable)
- mg_io_rbit_devc_srst = 0x04 // softwrae reset bit (1:assert, 0:de-assert)
-
-} mg_io_type_rbit_devc;
-
-// "Drive Select/Head Register" values.
-typedef enum _mg_io_type_rval_dev{
-
- mg_io_rval_dev_must_be_on = 0x80, // These 1 bits are always on
- mg_io_rval_dev_drv_master = (0x00 | mg_io_rval_dev_must_be_on),// Master
- mg_io_rval_dev_drv_slave0 = (0x10 | mg_io_rval_dev_must_be_on),// Slave0
- mg_io_rval_dev_drv_slave1 = (0x20 | mg_io_rval_dev_must_be_on),// Slave1
- mg_io_rval_dev_drv_slave2 = (0x30 | mg_io_rval_dev_must_be_on),// Slave2
- mg_io_rval_dev_lba_mode = (0x40 | mg_io_rval_dev_must_be_on)
-
-} mg_io_type_rval_dev;
-
-typedef enum _mg_io_type_cmd
-{
- mg_io_cmd_read =0x20,
- mg_io_cmd_write =0x30,
-
- mg_io_cmd_setmul =0xC6,
- mg_io_cmd_readmul =0xC4,
- mg_io_cmd_writemul =0xC5,
-
- mg_io_cmd_idle =0x97,//0xE3
- mg_io_cmd_idle_immediate =0x95,//0xE1
-
- mg_io_cmd_setsleep =0x99,//0xE6
- mg_io_cmd_stdby =0x96,//0xE2
- mg_io_cmd_stdby_immediate =0x94,//0xE0
-
- mg_io_cmd_identify =0xEC,
- mg_io_cmd_set_feature =0xEF,
-
- mg_io_cmd_confirm_write =0x3C,
- mg_io_cmd_confirm_read =0x40,
- mg_io_cmd_wakeup =0xC3
-
-} mg_io_type_cmd;
-
-#endif
+/*************************************************************************** + * 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, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#ifndef _MFLASH_H +#define _MFLASH_H + +typedef unsigned long mg_io_uint32; +typedef unsigned short mg_io_uint16; +typedef unsigned char mg_io_uint8; + +typedef struct mflash_gpio_num_s +{ + char port[2]; + signed short num; +} mflash_gpio_num_t; + +typedef struct mflash_gpio_drv_s +{ + char *name; + int (*set_gpio_to_output) (mflash_gpio_num_t gpio); + int (*set_gpio_output_val) (mflash_gpio_num_t gpio, u8 val); +} mflash_gpio_drv_t; + +typedef struct _mg_io_type_drv_info { + + mg_io_uint16 general_configuration; // 00 + mg_io_uint16 number_of_cylinders; // 01 + mg_io_uint16 reserved1; // 02 + mg_io_uint16 number_of_heads; // 03 + mg_io_uint16 unformatted_bytes_per_track; // 04 + mg_io_uint16 unformatted_bytes_per_sector; // 05 + mg_io_uint16 sectors_per_track; // 06 + mg_io_uint8 vendor_unique1[6]; // 07/08/09 + + mg_io_uint8 serial_number[20]; // 10~19 + + mg_io_uint16 buffer_type; // 20 + mg_io_uint16 buffer_sector_size; // 21 + mg_io_uint16 number_of_ecc_bytes; // 22 + + mg_io_uint8 firmware_revision[8]; // 23~26 + mg_io_uint8 model_number[40]; // 27 + + mg_io_uint8 maximum_block_transfer; // 47 low byte + mg_io_uint8 vendor_unique2; // 47 high byte + mg_io_uint16 dword_io; // 48 + + mg_io_uint16 capabilities; // 49 + mg_io_uint16 reserved2; // 50 + + mg_io_uint8 vendor_unique3; // 51 low byte + mg_io_uint8 pio_cycle_timing_mode; // 51 high byte + mg_io_uint8 vendor_unique4; // 52 low byte + mg_io_uint8 dma_cycle_timing_mode; // 52 high byte + mg_io_uint16 translation_fields_valid; // 53 (low bit) + mg_io_uint16 number_of_current_cylinders; // 54 + mg_io_uint16 number_of_current_heads; // 55 + mg_io_uint16 current_sectors_per_track; // 56 + mg_io_uint16 current_sector_capacity_lo; // 57 & 58 + mg_io_uint16 current_sector_capacity_hi; // 57 & 58 + mg_io_uint8 multi_sector_count; // 59 low + mg_io_uint8 multi_sector_setting_valid; // 59 high (low bit) + + mg_io_uint16 total_user_addressable_sectors_lo; // 60 & 61 + mg_io_uint16 total_user_addressable_sectors_hi; // 60 & 61 + + mg_io_uint8 single_dma_modes_supported; // 62 low byte + mg_io_uint8 single_dma_transfer_active; // 62 high byte + mg_io_uint8 multi_dma_modes_supported; // 63 low byte + mg_io_uint8 multi_dma_transfer_active; // 63 high byte + mg_io_uint16 adv_pio_mode; + mg_io_uint16 min_dma_cyc; + mg_io_uint16 recommend_dma_cyc; + mg_io_uint16 min_pio_cyc_no_iordy; + mg_io_uint16 min_pio_cyc_with_iordy; + mg_io_uint8 reserved3[22]; + mg_io_uint16 major_ver_num; + mg_io_uint16 minor_ver_num; + mg_io_uint16 feature_cmd_set_suprt0; + mg_io_uint16 feature_cmd_set_suprt1; + mg_io_uint16 feature_cmd_set_suprt2; + mg_io_uint16 feature_cmd_set_en0; + mg_io_uint16 feature_cmd_set_en1; + mg_io_uint16 feature_cmd_set_en2; + mg_io_uint16 reserved4; + mg_io_uint16 req_time_for_security_er_done; + mg_io_uint16 req_time_for_enhan_security_er_done; + mg_io_uint16 adv_pwr_mgm_lvl_val; + mg_io_uint16 reserved5; + mg_io_uint16 re_of_hw_rst; + mg_io_uint8 reserved6[68]; + mg_io_uint16 security_stas; + mg_io_uint8 vendor_uniq_bytes[62]; + mg_io_uint16 cfa_pwr_mode; + mg_io_uint8 reserved7[186]; + + mg_io_uint16 scts_per_secure_data_unit; + mg_io_uint16 integrity_word; + +} mg_io_type_drv_info; + +typedef struct mg_drv_info_s { + mg_io_type_drv_info drv_id; + u32 tot_sects; +} mg_drv_info_t; + +typedef struct mflash_bank_s +{ + u32 base; + u32 chip_width; + u32 bus_width; + + mflash_gpio_num_t rst_pin; + mflash_gpio_num_t wp_pin; + mflash_gpio_num_t dpd_pin; + + mflash_gpio_drv_t *gpio_drv; + target_t *target; + mg_drv_info_t *drv_info; + + u8 proved; +} mflash_bank_t; + +extern int mflash_register_commands(struct command_context_s *cmd_ctx); +extern int mflash_init_drivers(struct command_context_s *cmd_ctx); + +#define MG_MFLASH_SECTOR_SIZE (0x200) //512Bytes = 2^9 +#define MG_MFLASH_SECTOR_SIZE_MASK (0x200-1) +#define MG_MFLASH_SECTOR_SIZE_SHIFT (9) + +#define MG_BUFFER_OFFSET 0x8000 +#define MG_REG_OFFSET 0xC000 +#define MG_REG_FEATURE 0x2 // write case +#define MG_REG_ERROR 0x2 // read case +#define MG_REG_SECT_CNT 0x4 +#define MG_REG_SECT_NUM 0x6 +#define MG_REG_CYL_LOW 0x8 +#define MG_REG_CYL_HIGH 0xA +#define MG_REG_DRV_HEAD 0xC +#define MG_REG_COMMAND 0xE // write case +#define MG_REG_STATUS 0xE // read case +#define MG_REG_DRV_CTRL 0x10 +#define MG_REG_BURST_CTRL 0x12 + +#define MG_OEM_DISK_WAIT_TIME_LONG 15000 // msec +#define MG_OEM_DISK_WAIT_TIME_NORMAL 3000 // msec +#define MG_OEM_DISK_WAIT_TIME_SHORT 1000 // msec + +typedef enum _mg_io_type_wait{ + + mg_io_wait_bsy = 1, + mg_io_wait_not_bsy = 2, + mg_io_wait_rdy = 3, + mg_io_wait_drq = 4, // wait for data request + mg_io_wait_drq_noerr = 5, // wait for DRQ but ignore the error status bit + mg_io_wait_rdy_noerr = 6 // wait for ready, but ignore error status bit + +} mg_io_type_wait; + +//= "Status Register" bit masks. +typedef enum _mg_io_type_rbit_status{ + + mg_io_rbit_status_error = 0x01, // error bit in status register + mg_io_rbit_status_corrected_error = 0x04, // corrected error in status register + mg_io_rbit_status_data_req = 0x08, // data request bit in status register + mg_io_rbit_status_seek_done = 0x10, // DSC - Drive Seek Complete + mg_io_rbit_status_write_fault = 0x20, // DWF - Drive Write Fault + mg_io_rbit_status_ready = 0x40, + mg_io_rbit_status_busy = 0x80 + +} mg_io_type_rbit_status; + +//= "Error Register" bit masks. +typedef enum _mg_io_type_rbit_error{ + + mg_io_rbit_err_general = 0x01, + mg_io_rbit_err_aborted = 0x04, + mg_io_rbit_err_bad_sect_num = 0x10, + mg_io_rbit_err_uncorrectable = 0x40, + mg_io_rbit_err_bad_block = 0x80 + +} mg_io_type_rbit_error; + +//= "Device Control Register" bit. +typedef enum _mg_io_type_rbit_devc{ + + mg_io_rbit_devc_intr = 0x02,// interrupt enable bit (1:disable, 0:enable) + mg_io_rbit_devc_srst = 0x04 // softwrae reset bit (1:assert, 0:de-assert) + +} mg_io_type_rbit_devc; + +// "Drive Select/Head Register" values. +typedef enum _mg_io_type_rval_dev{ + + mg_io_rval_dev_must_be_on = 0x80, // These 1 bits are always on + mg_io_rval_dev_drv_master = (0x00 | mg_io_rval_dev_must_be_on),// Master + mg_io_rval_dev_drv_slave0 = (0x10 | mg_io_rval_dev_must_be_on),// Slave0 + mg_io_rval_dev_drv_slave1 = (0x20 | mg_io_rval_dev_must_be_on),// Slave1 + mg_io_rval_dev_drv_slave2 = (0x30 | mg_io_rval_dev_must_be_on),// Slave2 + mg_io_rval_dev_lba_mode = (0x40 | mg_io_rval_dev_must_be_on) + +} mg_io_type_rval_dev; + +typedef enum _mg_io_type_cmd +{ + mg_io_cmd_read =0x20, + mg_io_cmd_write =0x30, + + mg_io_cmd_setmul =0xC6, + mg_io_cmd_readmul =0xC4, + mg_io_cmd_writemul =0xC5, + + mg_io_cmd_idle =0x97,//0xE3 + mg_io_cmd_idle_immediate =0x95,//0xE1 + + mg_io_cmd_setsleep =0x99,//0xE6 + mg_io_cmd_stdby =0x96,//0xE2 + mg_io_cmd_stdby_immediate =0x94,//0xE0 + + mg_io_cmd_identify =0xEC, + mg_io_cmd_set_feature =0xEF, + + mg_io_cmd_confirm_write =0x3C, + mg_io_cmd_confirm_read =0x40, + mg_io_cmd_wakeup =0xC3 + +} mg_io_type_cmd; + +#endif |