-/***************************************************************************\r
- * Copyright (C) 2007-2008 by unsik Kim <donari75@gmail.com> *\r
- * *\r
- * This program is free software; you can redistribute it and/or modify *\r
- * it under the terms of the GNU General Public License as published by *\r
- * the Free Software Foundation; either version 2 of the License, or *\r
- * (at your option) any later version. *\r
- * *\r
- * This program is distributed in the hope that it will be useful, *\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
- * GNU General Public License for more details. *\r
- * *\r
- * You should have received a copy of the GNU General Public License *\r
- * along with this program; if not, write to the *\r
- * Free Software Foundation, Inc., *\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
- ***************************************************************************/\r
-\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include <ctype.h>\r
-#include <string.h>\r
-#include <unistd.h>\r
-#include <stdlib.h>\r
-#include <sys/types.h>\r
-#include <sys/stat.h>\r
-#include <errno.h>\r
-#include <inttypes.h>\r
-\r
-#include "command.h"\r
-#include "log.h"\r
-#include "target.h"\r
-#include "time_support.h"\r
-#include "fileio.h"\r
-#include "mflash.h"\r
-\r
-static int s3c2440_set_gpio_to_output (mflash_gpio_num_t gpio);\r
-static int s3c2440_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val);\r
-static int pxa270_set_gpio_to_output (mflash_gpio_num_t gpio);\r
-static int pxa270_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val);\r
-\r
-static command_t *mflash_cmd;\r
-\r
-static mflash_bank_t *mflash_bank;\r
-\r
-static mflash_gpio_drv_t pxa270_gpio = {\r
- .name = "pxa270",\r
- .set_gpio_to_output = pxa270_set_gpio_to_output,\r
- .set_gpio_output_val = pxa270_set_gpio_output_val\r
-};\r
-\r
-static mflash_gpio_drv_t s3c2440_gpio = {\r
- .name = "s3c2440",\r
- .set_gpio_to_output = s3c2440_set_gpio_to_output,\r
- .set_gpio_output_val = s3c2440_set_gpio_output_val\r
-};\r
-\r
-static mflash_gpio_drv_t *mflash_gpio[] =\r
-{\r
- &pxa270_gpio,\r
- &s3c2440_gpio,\r
- NULL\r
-};\r
-\r
-#define PXA270_GAFR0_L 0x40E00054\r
-#define PXA270_GAFR3_U 0x40E00070\r
-#define PXA270_GAFR3_U_RESERVED_BITS 0xfffc0000u\r
-#define PXA270_GPDR0 0x40E0000C\r
-#define PXA270_GPDR3 0x40E0010C\r
-#define PXA270_GPDR3_RESERVED_BITS 0xfe000000u\r
-#define PXA270_GPSR0 0x40E00018\r
-#define PXA270_GPCR0 0x40E00024\r
-\r
-static int pxa270_set_gpio_to_output (mflash_gpio_num_t gpio)\r
-{\r
- u32 addr, value, mask;\r
- target_t *target = mflash_bank->target;\r
- int ret;\r
-\r
- // remove alternate function.\r
- mask = 0x3u << (gpio.num & 0xF)*2;\r
-\r
- addr = PXA270_GAFR0_L + (gpio.num >> 4) * 4;\r
-\r
- if ((ret = target_read_u32(target, addr, &value)) != ERROR_OK)\r
- return ret;\r
-\r
- value &= ~mask;\r
- if (addr == PXA270_GAFR3_U)\r
- value &= ~PXA270_GAFR3_U_RESERVED_BITS;\r
-\r
- if ((ret = target_write_u32(target, addr, value)) != ERROR_OK)\r
- return ret;\r
-\r
- // set direction to output\r
- mask = 0x1u << (gpio.num & 0x1F);\r
-\r
- addr = PXA270_GPDR0 + (gpio.num >> 5) * 4;\r
-\r
- if ((ret = target_read_u32(target, addr, &value)) != ERROR_OK)\r
- return ret;\r
-\r
- value |= mask;\r
- if (addr == PXA270_GPDR3)\r
- value &= ~PXA270_GPDR3_RESERVED_BITS;\r
-\r
- ret = target_write_u32(target, addr, value);\r
- return ret;\r
-}\r
-\r
-static int pxa270_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val)\r
-{\r
- u32 addr, value, mask;\r
- target_t *target = mflash_bank->target;\r
- int ret;\r
-\r
- mask = 0x1u << (gpio.num & 0x1F);\r
-\r
- if (val) {\r
- addr = PXA270_GPSR0 + (gpio.num >> 5) * 4;\r
- } else {\r
- addr = PXA270_GPCR0 + (gpio.num >> 5) * 4;\r
- }\r
-\r
- if ((ret = target_read_u32(target, addr, &value)) != ERROR_OK)\r
- return ret;\r
-\r
- value |= mask;\r
-\r
- ret = target_write_u32(target, addr, value);\r
-\r
- return ret;\r
-}\r
-\r
-#define S3C2440_GPACON 0x56000000\r
-#define S3C2440_GPADAT 0x56000004\r
-#define S3C2440_GPJCON 0x560000d0\r
-#define S3C2440_GPJDAT 0x560000d4\r
-\r
-static int s3c2440_set_gpio_to_output (mflash_gpio_num_t gpio)\r
-{\r
- u32 data, mask, gpio_con;\r
- target_t *target = mflash_bank->target;\r
- int ret;\r
-\r
- if (gpio.port[0] >= 'a' && gpio.port[0] <= 'h') {\r
- gpio_con = S3C2440_GPACON + (gpio.port[0] - 'a') * 0x10;\r
- } else if (gpio.port[0] == 'j') {\r
- gpio_con = S3C2440_GPJCON;\r
- } else {\r
- LOG_ERROR("invalid port %d%s", gpio.num, gpio.port);\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
-\r
- ret = target_read_u32(target, gpio_con, &data);\r
-\r
- if (ret == ERROR_OK) {\r
- if (gpio.port[0] == 'a') {\r
- mask = 1 << gpio.num;\r
- data &= ~mask;\r
- } else {\r
- mask = 3 << gpio.num * 2;\r
- data &= ~mask;\r
- data |= (1 << gpio.num * 2);\r
- }\r
-\r
- ret = target_write_u32(target, gpio_con, data);\r
- }\r
- return ret;\r
-}\r
-\r
-static int s3c2440_set_gpio_output_val (mflash_gpio_num_t gpio, u8 val)\r
-{\r
- u32 data, mask, gpio_dat;\r
- target_t *target = mflash_bank->target;\r
- int ret;\r
-\r
- if (gpio.port[0] >= 'a' && gpio.port[0] <= 'h') {\r
- gpio_dat = S3C2440_GPADAT + (gpio.port[0] - 'a') * 0x10;\r
- } else if (gpio.port[0] == 'j') {\r
- gpio_dat = S3C2440_GPJDAT;\r
- } else {\r
- LOG_ERROR("invalid port %d%s", gpio.num, gpio.port);\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
-\r
- ret = target_read_u32(target, gpio_dat, &data);\r
-\r
- if (ret == ERROR_OK) {\r
- mask = 1 << gpio.num;\r
- if (val)\r
- data |= mask;\r
- else\r
- data &= ~mask;\r
-\r
- ret = target_write_u32(target, gpio_dat, data);\r
- }\r
- return ret;\r
-}\r
-\r
-static int mflash_rst(u8 level)\r
-{\r
- return mflash_bank->gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, level);\r
-}\r
-\r
-static int mg_dump_task_reg (void)\r
-{\r
- target_t *target = mflash_bank->target;\r
- u32 address = mflash_bank->base + MG_REG_OFFSET + MG_REG_ERROR;\r
- u8 value, i;\r
- char *reg_name[9] = {\r
- "error ",\r
- "sector count ",\r
- "sector num (LBA 7- 0) ",\r
- "cyl. low (LBA 15- 8) ",\r
- "cyl. high (LBA 23-16) ",\r
- "drv/head ",\r
- "status ",\r
- "dev control ",\r
- "burst control "\r
- };\r
-\r
- for (i = 0; i < 9; i++) {\r
- target_read_u8(target, address + i * 2, &value);\r
- LOG_INFO("%s : 0x%2.2x", reg_name[i], value);\r
- }\r
-\r
- return ERROR_OK;\r
-\r
-}\r
-static int mflash_init_gpio (void)\r
-{\r
- mflash_gpio_drv_t *gpio_drv = mflash_bank->gpio_drv;\r
-\r
- gpio_drv->set_gpio_to_output(mflash_bank->rst_pin);\r
- gpio_drv->set_gpio_output_val(mflash_bank->rst_pin, 1);\r
-\r
- if (mflash_bank->wp_pin.num != -1) {\r
- gpio_drv->set_gpio_to_output(mflash_bank->wp_pin);\r
- gpio_drv->set_gpio_output_val(mflash_bank->wp_pin, 1);\r
- }\r
-\r
- if (mflash_bank->dpd_pin.num != -1) {\r
- gpio_drv->set_gpio_to_output(mflash_bank->dpd_pin);\r
- gpio_drv->set_gpio_output_val(mflash_bank->dpd_pin, 1);\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_dsk_wait(mg_io_type_wait wait, u32 time)\r
-{\r
- u8 status, error;\r
- target_t *target = mflash_bank->target;\r
- u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET;\r
- duration_t duration;\r
- long long t=0;\r
-\r
- duration_start_measure(&duration);\r
-\r
- while (time) {\r
-\r
- target_read_u8(target, mg_task_reg + MG_REG_STATUS, &status);\r
-\r
- if (status & mg_io_rbit_status_busy)\r
- {\r
- if (wait == mg_io_wait_bsy)\r
- return ERROR_OK;\r
- } else {\r
- switch(wait)\r
- {\r
- case mg_io_wait_not_bsy:\r
- return ERROR_OK;\r
- case mg_io_wait_rdy_noerr:\r
- if (status & mg_io_rbit_status_ready)\r
- return ERROR_OK;\r
- break;\r
- case mg_io_wait_drq_noerr:\r
- if (status & mg_io_rbit_status_data_req)\r
- return ERROR_OK;\r
- break;\r
- default:\r
- break;\r
- }\r
-\r
- // Now we check the error condition!\r
- if (status & mg_io_rbit_status_error)\r
- {\r
- target_read_u8(target, mg_task_reg + MG_REG_ERROR, &error);\r
-\r
- if (error & mg_io_rbit_err_bad_sect_num) {\r
- LOG_ERROR("sector not found");\r
- return ERROR_FAIL;\r
- }\r
- else if (error & (mg_io_rbit_err_bad_block | mg_io_rbit_err_uncorrectable)) {\r
- LOG_ERROR("bad block");\r
- return ERROR_FAIL;\r
- } else {\r
- LOG_ERROR("disk operation fail");\r
- return ERROR_FAIL;\r
- }\r
- }\r
-\r
- switch (wait)\r
- {\r
- case mg_io_wait_rdy:\r
- if (status & mg_io_rbit_status_ready)\r
- return ERROR_OK;\r
-\r
- case mg_io_wait_drq:\r
- if (status & mg_io_rbit_status_data_req)\r
- return ERROR_OK;\r
-\r
- default:\r
- break;\r
- }\r
- }\r
-\r
- duration_stop_measure(&duration, NULL);\r
-\r
- t=duration.duration.tv_usec/1000;\r
- t+=duration.duration.tv_sec*1000;\r
-\r
- if (t > time)\r
- break;\r
- }\r
-\r
- LOG_ERROR("timeout occured");\r
- return ERROR_FAIL;\r
-}\r
-\r
-static int mg_dsk_srst(u8 on)\r
-{\r
- target_t *target = mflash_bank->target;\r
- u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET;\r
- u8 value;\r
- int ret;\r
-\r
- if ((ret = target_read_u8(target, mg_task_reg + MG_REG_DRV_CTRL, &value)) != ERROR_OK)\r
- return ret;\r
-\r
- if(on) {\r
- value |= (mg_io_rbit_devc_srst);\r
- } else {\r
- value &= ~mg_io_rbit_devc_srst;\r
- }\r
-\r
- ret = target_write_u8(target, mg_task_reg + MG_REG_DRV_CTRL, value);\r
- return ret;\r
-}\r
-\r
-static int mg_dsk_io_cmd(u32 sect_num, u32 cnt, u8 cmd)\r
-{\r
- target_t *target = mflash_bank->target;\r
- u32 mg_task_reg = mflash_bank->base + MG_REG_OFFSET;\r
- u8 value;\r
-\r
- if (mg_dsk_wait(mg_io_wait_rdy_noerr, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- value = mg_io_rval_dev_drv_master | mg_io_rval_dev_lba_mode |((sect_num >> 24) & 0xf);\r
-\r
- target_write_u8(target, mg_task_reg + MG_REG_DRV_HEAD, value);\r
- target_write_u8(target, mg_task_reg + MG_REG_SECT_CNT, (u8)cnt);\r
- target_write_u8(target, mg_task_reg + MG_REG_SECT_NUM, (u8)sect_num);\r
- target_write_u8(target, mg_task_reg + MG_REG_CYL_LOW, (u8)(sect_num >> 8));\r
- target_write_u8(target, mg_task_reg + MG_REG_CYL_HIGH, (u8)(sect_num >> 16));\r
-\r
- target_write_u8(target, mg_task_reg + MG_REG_COMMAND, cmd);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_dsk_drv_info(void)\r
-{\r
- target_t *target = mflash_bank->target;\r
- u32 mg_buff = mflash_bank->base + MG_BUFFER_OFFSET;\r
-\r
- if ( mg_dsk_io_cmd(0, 1, mg_io_cmd_identify) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- if ( mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- LOG_INFO("read drive info.");\r
-\r
- if (! mflash_bank->drv_info)\r
- mflash_bank->drv_info = malloc(sizeof(mg_drv_info_t));\r
-\r
- target->type->read_memory(target, mg_buff, 2, sizeof(mg_io_type_drv_info) >> 1,\r
- (u8 *)&mflash_bank->drv_info->drv_id);\r
-\r
- mflash_bank->drv_info->tot_sects = (u32)(mflash_bank->drv_info->drv_id.total_user_addressable_sectors_hi << 16)\r
- + mflash_bank->drv_info->drv_id.total_user_addressable_sectors_lo;\r
-\r
- target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_mflash_probe(void)\r
-{\r
- mflash_bank->proved = 0;\r
-\r
- mflash_init_gpio();\r
-\r
- LOG_INFO("reset mflash");\r
-\r
- mflash_rst(0);\r
-\r
- if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- mflash_rst(1);\r
-\r
- if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- mg_dsk_srst(1);\r
-\r
- if (mg_dsk_wait(mg_io_wait_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- mg_dsk_srst(0);\r
-\r
- if (mg_dsk_wait(mg_io_wait_not_bsy, MG_OEM_DISK_WAIT_TIME_LONG) != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- if (mg_dsk_drv_info() != ERROR_OK)\r
- return ERROR_FAIL;\r
-\r
- mflash_bank->proved = 1;\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mflash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int ret;\r
-\r
- ret = mg_mflash_probe();\r
-\r
- if (ret == ERROR_OK) {\r
- command_print(cmd_ctx, "mflash (total %u sectors) found at 0x%8.8x",\r
- mflash_bank->drv_info->tot_sects, mflash_bank->base );\r
- }\r
-\r
- return ret;\r
-}\r
-\r
-static int mg_mflash_do_read_sects(void *buff, u32 sect_num, u32 sect_cnt)\r
-{\r
- u32 i, address;\r
- int ret;\r
- target_t *target = mflash_bank->target;\r
- u8 *buff_ptr = buff;\r
- duration_t duration;\r
-\r
- if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_read) != ERROR_OK )\r
- return ERROR_FAIL;\r
-\r
- address = mflash_bank->base + MG_BUFFER_OFFSET;\r
-\r
- duration_start_measure(&duration);\r
-\r
- for (i = 0; i < sect_cnt; i++) {\r
- mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL);\r
-\r
- target->type->read_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr);\r
- buff_ptr += MG_MFLASH_SECTOR_SIZE;\r
-\r
- target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_read);\r
-\r
- LOG_DEBUG("%u (0x%8.8x) sector read", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE);\r
-\r
- duration_stop_measure(&duration, NULL);\r
-\r
- if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) {\r
- LOG_INFO("read %u'th sectors", sect_num + i);\r
- duration_start_measure(&duration);\r
- }\r
- }\r
-\r
- ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL);\r
-\r
- return ret;\r
-}\r
-\r
-static int mg_mflash_read_sects(void *buff, u32 sect_num, u32 sect_cnt)\r
-{\r
- u32 quotient, residue, i;\r
- u8 *buff_ptr = buff;\r
-\r
- quotient = sect_cnt >> 8;\r
- residue = sect_cnt % 256;\r
-\r
- for (i = 0; i < quotient; i++) {\r
- LOG_DEBUG("sect num : %u buff : 0x%8.8x", sect_num, (u32)buff_ptr);\r
- mg_mflash_do_read_sects(buff_ptr, sect_num, 256);\r
- sect_num += 256;\r
- buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE;\r
- }\r
-\r
- if (residue) {\r
- LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr);\r
- mg_mflash_do_read_sects(buff_ptr, sect_num, residue);\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_mflash_do_write_sects(void *buff, u32 sect_num, u32 sect_cnt)\r
-{\r
- u32 i, address;\r
- int ret;\r
- target_t *target = mflash_bank->target;\r
- u8 *buff_ptr = buff;\r
- duration_t duration;\r
-\r
- if ( mg_dsk_io_cmd(sect_num, sect_cnt, mg_io_cmd_write) != ERROR_OK ) {\r
- LOG_ERROR("mg_io_cmd_write fail");\r
- return ERROR_FAIL;\r
- }\r
-\r
- address = mflash_bank->base + MG_BUFFER_OFFSET;\r
-\r
- duration_start_measure(&duration);\r
-\r
- for (i = 0; i < sect_cnt; i++) {\r
- ret = mg_dsk_wait(mg_io_wait_drq, MG_OEM_DISK_WAIT_TIME_NORMAL);\r
- if (ret != ERROR_OK)\r
- LOG_ERROR("mg_io_wait_drq time out");\r
-\r
- ret = target->type->write_memory(target, address, 2, MG_MFLASH_SECTOR_SIZE / 2, buff_ptr);\r
- if (ret != ERROR_OK)\r
- LOG_ERROR("mem write error");\r
- buff_ptr += MG_MFLASH_SECTOR_SIZE;\r
-\r
- ret = target_write_u8(target, mflash_bank->base + MG_REG_OFFSET + MG_REG_COMMAND, mg_io_cmd_confirm_write);\r
- if (ret != ERROR_OK)\r
- LOG_ERROR("mg_io_cmd_confirm_write error");\r
-\r
- LOG_DEBUG("%u (0x%8.8x) sector write", sect_num + i, (sect_num + i) * MG_MFLASH_SECTOR_SIZE);\r
-\r
- duration_stop_measure(&duration, NULL);\r
-\r
- if ((duration.duration.tv_sec * 1000 + duration.duration.tv_usec / 1000) > 3000) {\r
- LOG_INFO("wrote %u'th sectors", sect_num + i);\r
- duration_start_measure(&duration);\r
- }\r
- }\r
-\r
- ret = mg_dsk_wait(mg_io_wait_rdy, MG_OEM_DISK_WAIT_TIME_NORMAL);\r
-\r
- return ret;\r
-}\r
-\r
-static int mg_mflash_write_sects(void *buff, u32 sect_num, u32 sect_cnt)\r
-{\r
- u32 quotient, residue, i;\r
- u8 *buff_ptr = buff;\r
-\r
- quotient = sect_cnt >> 8;\r
- residue = sect_cnt % 256;\r
-\r
- for (i = 0; i < quotient; i++) {\r
- LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr);\r
- mg_mflash_do_write_sects(buff_ptr, sect_num, 256);\r
- sect_num += 256;\r
- buff_ptr += 256 * MG_MFLASH_SECTOR_SIZE;\r
- }\r
-\r
- if (residue) {\r
- LOG_DEBUG("sect num : %u buff : %8.8x", sect_num, (u32)buff_ptr);\r
- mg_mflash_do_write_sects(buff_ptr, sect_num, residue);\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_mflash_read (u32 addr, u8 *buff, u32 len)\r
-{\r
- u8 *sect_buff, *buff_ptr = buff;\r
- u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num;\r
-\r
- cnt = 0;\r
- cur_addr = addr;\r
- end_addr = addr + len;\r
-\r
- sect_buff = malloc(MG_MFLASH_SECTOR_SIZE);\r
-\r
- if (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK) {\r
-\r
- next_sec_addr = (cur_addr + MG_MFLASH_SECTOR_SIZE) & ~MG_MFLASH_SECTOR_SIZE_MASK;\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- mg_mflash_read_sects(sect_buff, sect_num, 1);\r
-\r
- if (end_addr < next_sec_addr) {\r
- memcpy(buff_ptr, sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), end_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte from sector offset 0x%8.8x", end_addr - cur_addr, cur_addr);\r
- cur_addr = end_addr;\r
- } else {\r
- memcpy(buff_ptr, sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), next_sec_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte from sector offset 0x%8.8x", next_sec_addr - cur_addr, cur_addr);\r
- buff_ptr += (next_sec_addr - cur_addr);\r
- cur_addr = next_sec_addr;\r
- }\r
- }\r
-\r
- if (cur_addr < end_addr) {\r
-\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- next_sec_addr = cur_addr + MG_MFLASH_SECTOR_SIZE;\r
-\r
- while (next_sec_addr <= end_addr) {\r
- cnt++;\r
- next_sec_addr += MG_MFLASH_SECTOR_SIZE;\r
- }\r
-\r
- if (cnt)\r
- mg_mflash_read_sects(buff_ptr, sect_num, cnt);\r
-\r
- buff_ptr += cnt * MG_MFLASH_SECTOR_SIZE;\r
- cur_addr += cnt * MG_MFLASH_SECTOR_SIZE;\r
-\r
- if (cur_addr < end_addr) {\r
-\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- mg_mflash_read_sects(sect_buff, sect_num, 1);\r
- memcpy(buff_ptr, sect_buff, end_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte", end_addr - cur_addr);\r
-\r
- }\r
-\r
- }\r
-\r
- free(sect_buff);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mg_mflash_write(u32 addr, u8 *buff, u32 len)\r
-{\r
- u8 *sect_buff, *buff_ptr = buff;\r
- u32 cur_addr, next_sec_addr, end_addr, cnt, sect_num;\r
-\r
- cnt = 0;\r
- cur_addr = addr;\r
- end_addr = addr + len;\r
-\r
- sect_buff = malloc(MG_MFLASH_SECTOR_SIZE);\r
-\r
- if (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK) {\r
-\r
- next_sec_addr = (cur_addr + MG_MFLASH_SECTOR_SIZE) & ~MG_MFLASH_SECTOR_SIZE_MASK;\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- mg_mflash_read_sects(sect_buff, sect_num, 1);\r
-\r
- if (end_addr < next_sec_addr) {\r
- memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), buff_ptr, end_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte to sector offset 0x%8.8x", end_addr - cur_addr, cur_addr);\r
- cur_addr = end_addr;\r
- } else {\r
- memcpy(sect_buff + (cur_addr & MG_MFLASH_SECTOR_SIZE_MASK), buff_ptr, next_sec_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte to sector offset 0x%8.8x", next_sec_addr - cur_addr, cur_addr);\r
- buff_ptr += (next_sec_addr - cur_addr);\r
- cur_addr = next_sec_addr;\r
- }\r
-\r
- mg_mflash_write_sects(sect_buff, sect_num, 1);\r
-\r
- }\r
-\r
- if (cur_addr < end_addr) {\r
-\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- next_sec_addr = cur_addr + MG_MFLASH_SECTOR_SIZE;\r
-\r
- while (next_sec_addr <= end_addr) {\r
- cnt++;\r
- next_sec_addr += MG_MFLASH_SECTOR_SIZE;\r
- }\r
-\r
- if (cnt)\r
- mg_mflash_write_sects(buff_ptr, sect_num, cnt);\r
-\r
- buff_ptr += cnt * MG_MFLASH_SECTOR_SIZE;\r
- cur_addr += cnt * MG_MFLASH_SECTOR_SIZE;\r
-\r
- if (cur_addr < end_addr) {\r
-\r
- sect_num = cur_addr >> MG_MFLASH_SECTOR_SIZE_SHIFT;\r
- mg_mflash_read_sects(sect_buff, sect_num, 1);\r
- memcpy(sect_buff, buff_ptr, end_addr - cur_addr);\r
- LOG_DEBUG("copies %u byte", end_addr - cur_addr);\r
- mg_mflash_write_sects(sect_buff, sect_num, 1);\r
-\r
- }\r
-\r
- }\r
-\r
- free(sect_buff);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mflash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- u32 address, buf_cnt;\r
- u8 *buffer;\r
- // TODO : multi-bank support, large file support\r
- fileio_t fileio;\r
- duration_t duration;\r
- char *duration_text;\r
- int ret;\r
-\r
- if (argc != 3) {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
-\r
- address = strtoul(args[2], NULL, 0);\r
-\r
- if (! mflash_bank->proved ) {\r
- mg_mflash_probe();\r
- }\r
-\r
-\r
- if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK) {\r
- return ERROR_FAIL;\r
- }\r
-\r
- buffer = malloc(fileio.size);\r
-\r
- if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK)\r
- {\r
- free(buffer);\r
- fileio_close(&fileio);\r
- return ERROR_FAIL;\r
- }\r
-\r
- duration_start_measure(&duration);\r
-\r
- ret = mg_mflash_write(address, buffer, (u32)fileio.size);\r
-\r
- duration_stop_measure(&duration, &duration_text);\r
-\r
- command_print(cmd_ctx, "wrote %lli byte from file %s in %s (%f kB/s)",\r
- fileio.size, args[1], duration_text,\r
- (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));\r
-\r
- free(duration_text);\r
-\r
- fileio_close(&fileio);\r
-\r
- free(buffer);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mflash_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- u32 address, size_written, size;\r
- u8 *buffer;\r
- // TODO : multi-bank support\r
- fileio_t fileio;\r
- duration_t duration;\r
- char *duration_text;\r
-\r
- if (argc != 4) {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
-\r
- address = strtoul(args[2], NULL, 0);\r
- size = strtoul(args[3], NULL, 0);\r
-\r
- if (! mflash_bank->proved ) {\r
- mg_mflash_probe();\r
- }\r
-\r
- if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK) {\r
- return ERROR_FAIL;\r
- }\r
-\r
- buffer = malloc(size);\r
-\r
- duration_start_measure(&duration);\r
-\r
- mg_mflash_read(address, buffer, size);\r
-\r
- duration_stop_measure(&duration, &duration_text);\r
-\r
- fileio_write(&fileio, size, buffer, &size_written);\r
-\r
- command_print(cmd_ctx, "dump image (address 0x%8.8x size %u) to file %s in %s (%f kB/s)",\r
- address, size, args[1], duration_text,\r
- (float)size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));\r
-\r
- free(duration_text);\r
-\r
- fileio_close(&fileio);\r
-\r
- free(buffer);\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int mflash_init_drivers(struct command_context_s *cmd_ctx)\r
-{\r
- if (mflash_bank) {\r
- register_command(cmd_ctx, mflash_cmd, "probe", mflash_probe_command, COMMAND_EXEC, NULL);\r
- register_command(cmd_ctx, mflash_cmd, "write", mflash_write_command, COMMAND_EXEC,\r
- "mflash write <num> <file> <address>");\r
- register_command(cmd_ctx, mflash_cmd, "dump", mflash_dump_command, COMMAND_EXEC,\r
- "mflash dump <num> <file> <address> <size>");\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-static int mflash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target;\r
- char *str;\r
- int i;\r
-\r
- if (argc < 8)\r
- {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
-\r
- if ((target = get_target_by_num(strtoul(args[7], NULL, 0))) == NULL)\r
- {\r
- LOG_ERROR("target %lu not defined", strtoul(args[7], NULL, 0));\r
- return ERROR_FAIL;\r
- }\r
-\r
- mflash_bank = calloc(sizeof(mflash_bank_t), 1);\r
- mflash_bank->base = strtoul(args[1], NULL, 0);\r
- mflash_bank->chip_width = strtoul(args[2], NULL, 0);\r
- mflash_bank->bus_width = strtoul(args[3], NULL, 0);\r
- mflash_bank->rst_pin.num = strtoul(args[4], &str, 0);\r
- if (*str)\r
- mflash_bank->rst_pin.port[0] = (u16)tolower(str[0]);\r
- mflash_bank->wp_pin.num = strtol(args[5], &str, 0);\r
- if (*str)\r
- mflash_bank->wp_pin.port[0] = (u16)tolower(str[0]);\r
- mflash_bank->dpd_pin.num = strtol(args[6], &str, 0);\r
- if (*str)\r
- mflash_bank->dpd_pin.port[0] = (u16)tolower(str[0]);\r
-\r
- mflash_bank->target = target;\r
-\r
- for (i = 0; mflash_gpio[i] ; i++) {\r
- if (! strcmp(mflash_gpio[i]->name, args[0])) {\r
- mflash_bank->gpio_drv = mflash_gpio[i];\r
- }\r
- }\r
-\r
- if (! mflash_bank->gpio_drv) {\r
- LOG_ERROR("%s is unsupported soc", args[0]);\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int mflash_register_commands(struct command_context_s *cmd_ctx)\r
-{\r
- mflash_cmd = register_command(cmd_ctx, NULL, "mflash", NULL, COMMAND_ANY, NULL);\r
- register_command(cmd_ctx, mflash_cmd, "bank", mflash_bank_command, COMMAND_CONFIG,\r
- "mflash bank <soc> <base> <chip_width> <bus_width> <RST pin> <WP pin> <DPD pin> <target #>");\r
- return ERROR_OK;\r
-}\r
+/***************************************************************************
+ * 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/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 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%0lx", sect_num,
+ (unsigned long)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 : %0lx", sect_num,
+ (unsigned long)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 : %0lx", sect_num,
+ (unsigned long)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 : %0lx", sect_num,
+ (unsigned long)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;
+}
Code Review / openocd.git / blobdiff