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