1562 lines
40 KiB
C
1562 lines
40 KiB
C
/***************************************************************************
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* Copyright (C) 2007 by Dominic Rath *
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* Dominic.Rath@gmx.de *
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* *
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* Partially based on drivers/mtd/nand_ids.c from Linux. *
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* Copyright (C) 2002 Thomas Gleixner <tglx@linutronix.de> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "replacements.h"
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#include "log.h"
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include <errno.h>
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#include "nand.h"
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#include "flash.h"
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#include "time_support.h"
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#include "fileio.h"
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#include "image.h"
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int nand_register_commands(struct command_context_s *cmd_ctx);
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int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_copy_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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int nand_read_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
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int nand_read_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
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int nand_read_plain(struct nand_device_s *device, u32 address, u8 *data, u32 data_size);
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int nand_write_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
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int nand_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
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/* NAND flash controller
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*/
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extern nand_flash_controller_t lpc3180_nand_controller;
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extern nand_flash_controller_t s3c2410_nand_controller;
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extern nand_flash_controller_t s3c2412_nand_controller;
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extern nand_flash_controller_t s3c2440_nand_controller;
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extern nand_flash_controller_t s3c2443_nand_controller;
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/* extern nand_flash_controller_t boundary_scan_nand_controller; */
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nand_flash_controller_t *nand_flash_controllers[] =
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{
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&lpc3180_nand_controller,
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&s3c2410_nand_controller,
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&s3c2412_nand_controller,
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&s3c2440_nand_controller,
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&s3c2443_nand_controller,
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/* &boundary_scan_nand_controller, */
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NULL
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};
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/* configured NAND devices and NAND Flash command handler */
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nand_device_t *nand_devices = NULL;
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static command_t *nand_cmd;
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/* Chip ID list
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*
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* Name, ID code, pagesize, chipsize in MegaByte, eraseblock size,
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* options
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*
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* Pagesize; 0, 256, 512
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* 0 get this information from the extended chip ID
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* 256 256 Byte page size
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* 512 512 Byte page size
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*/
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nand_info_t nand_flash_ids[] =
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{
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{"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0},
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{"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, 0},
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{"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, 0},
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{"NAND 1MiB 3,3V 8-bit", 0xe8, 256, 1, 0x1000, 0},
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{"NAND 1MiB 3,3V 8-bit", 0xec, 256, 1, 0x1000, 0},
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{"NAND 2MiB 3,3V 8-bit", 0xea, 256, 2, 0x1000, 0},
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{"NAND 4MiB 3,3V 8-bit", 0xd5, 512, 4, 0x2000, 0},
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{"NAND 4MiB 3,3V 8-bit", 0xe3, 512, 4, 0x2000, 0},
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{"NAND 4MiB 3,3V 8-bit", 0xe5, 512, 4, 0x2000, 0},
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{"NAND 8MiB 3,3V 8-bit", 0xd6, 512, 8, 0x2000, 0},
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{"NAND 8MiB 1,8V 8-bit", 0x39, 512, 8, 0x2000, 0},
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{"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, 0},
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{"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, NAND_BUSWIDTH_16},
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{"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, NAND_BUSWIDTH_16},
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{"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, 0},
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{"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, 0},
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{"NAND 16MiB 1,8V 16-bit", 0x43, 512, 16, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 16MiB 3,3V 16-bit", 0x53, 512, 16, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 32MiB 1,8V 8-bit", 0x35, 512, 32, 0x4000, 0},
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{"NAND 32MiB 3,3V 8-bit", 0x75, 512, 32, 0x4000, 0},
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{"NAND 32MiB 1,8V 16-bit", 0x45, 512, 32, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 32MiB 3,3V 16-bit", 0x55, 512, 32, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 64MiB 1,8V 8-bit", 0x36, 512, 64, 0x4000, 0},
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{"NAND 64MiB 3,3V 8-bit", 0x76, 512, 64, 0x4000, 0},
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{"NAND 64MiB 1,8V 16-bit", 0x46, 512, 64, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 64MiB 3,3V 16-bit", 0x56, 512, 64, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 128MiB 1,8V 8-bit", 0x78, 512, 128, 0x4000, 0},
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{"NAND 128MiB 1,8V 8-bit", 0x39, 512, 128, 0x4000, 0},
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{"NAND 128MiB 3,3V 8-bit", 0x79, 512, 128, 0x4000, 0},
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{"NAND 128MiB 1,8V 16-bit", 0x72, 512, 128, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 128MiB 1,8V 16-bit", 0x49, 512, 128, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 128MiB 3,3V 16-bit", 0x74, 512, 128, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 128MiB 3,3V 16-bit", 0x59, 512, 128, 0x4000, NAND_BUSWIDTH_16},
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{"NAND 256MiB 3,3V 8-bit", 0x71, 512, 256, 0x4000, 0},
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{"NAND 64MiB 1,8V 8-bit", 0xA2, 0, 64, 0, LP_OPTIONS},
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{"NAND 64MiB 3,3V 8-bit", 0xF2, 0, 64, 0, LP_OPTIONS},
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{"NAND 64MiB 1,8V 16-bit", 0xB2, 0, 64, 0, LP_OPTIONS16},
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{"NAND 64MiB 3,3V 16-bit", 0xC2, 0, 64, 0, LP_OPTIONS16},
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{"NAND 128MiB 1,8V 8-bit", 0xA1, 0, 128, 0, LP_OPTIONS},
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{"NAND 128MiB 3,3V 8-bit", 0xF1, 0, 128, 0, LP_OPTIONS},
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{"NAND 128MiB 1,8V 16-bit", 0xB1, 0, 128, 0, LP_OPTIONS16},
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{"NAND 128MiB 3,3V 16-bit", 0xC1, 0, 128, 0, LP_OPTIONS16},
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{"NAND 256MiB 1,8V 8-bit", 0xAA, 0, 256, 0, LP_OPTIONS},
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{"NAND 256MiB 3,3V 8-bit", 0xDA, 0, 256, 0, LP_OPTIONS},
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{"NAND 256MiB 1,8V 16-bit", 0xBA, 0, 256, 0, LP_OPTIONS16},
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{"NAND 256MiB 3,3V 16-bit", 0xCA, 0, 256, 0, LP_OPTIONS16},
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{"NAND 512MiB 1,8V 8-bit", 0xAC, 0, 512, 0, LP_OPTIONS},
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{"NAND 512MiB 3,3V 8-bit", 0xDC, 0, 512, 0, LP_OPTIONS},
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{"NAND 512MiB 1,8V 16-bit", 0xBC, 0, 512, 0, LP_OPTIONS16},
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{"NAND 512MiB 3,3V 16-bit", 0xCC, 0, 512, 0, LP_OPTIONS16},
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{"NAND 1GiB 1,8V 8-bit", 0xA3, 0, 1024, 0, LP_OPTIONS},
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{"NAND 1GiB 3,3V 8-bit", 0xD3, 0, 1024, 0, LP_OPTIONS},
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{"NAND 1GiB 1,8V 16-bit", 0xB3, 0, 1024, 0, LP_OPTIONS16},
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{"NAND 1GiB 3,3V 16-bit", 0xC3, 0, 1024, 0, LP_OPTIONS16},
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{"NAND 2GiB 1,8V 8-bit", 0xA5, 0, 2048, 0, LP_OPTIONS},
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{"NAND 2GiB 3,3V 8-bit", 0xD5, 0, 2048, 0, LP_OPTIONS},
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{"NAND 2GiB 1,8V 16-bit", 0xB5, 0, 2048, 0, LP_OPTIONS16},
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{"NAND 2GiB 3,3V 16-bit", 0xC5, 0, 2048, 0, LP_OPTIONS16},
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{NULL, 0,}
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};
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/* Manufacturer ID list
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*/
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nand_manufacturer_t nand_manuf_ids[] =
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{
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{0x0, "unknown"},
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{NAND_MFR_TOSHIBA, "Toshiba"},
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{NAND_MFR_SAMSUNG, "Samsung"},
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{NAND_MFR_FUJITSU, "Fujitsu"},
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{NAND_MFR_NATIONAL, "National"},
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{NAND_MFR_RENESAS, "Renesas"},
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{NAND_MFR_STMICRO, "ST Micro"},
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{NAND_MFR_HYNIX, "Hynix"},
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{0x0, NULL},
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};
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/* nand device <nand_controller> [controller options]
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*/
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int handle_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
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{
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int i;
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int retval;
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if (argc < 1)
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{
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LOG_WARNING("incomplete flash device nand configuration");
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return ERROR_FLASH_BANK_INVALID;
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}
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for (i = 0; nand_flash_controllers[i]; i++)
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{
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nand_device_t *p, *c;
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if (strcmp(args[0], nand_flash_controllers[i]->name) == 0)
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{
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/* register flash specific commands */
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if ((retval = nand_flash_controllers[i]->register_commands(cmd_ctx)) != ERROR_OK)
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{
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LOG_ERROR("couldn't register '%s' commands", args[0]);
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return retval;
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}
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c = malloc(sizeof(nand_device_t));
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c->controller = nand_flash_controllers[i];
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c->controller_priv = NULL;
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c->manufacturer = NULL;
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c->device = NULL;
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c->bus_width = 0;
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c->address_cycles = 0;
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c->page_size = 0;
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c->use_raw = 0;
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c->next = NULL;
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if ((retval = nand_flash_controllers[i]->nand_device_command(cmd_ctx, cmd, args, argc, c)) != ERROR_OK)
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{
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LOG_ERROR("'%s' driver rejected nand flash", c->controller->name);
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free(c);
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return ERROR_OK;
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}
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/* put NAND device in linked list */
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if (nand_devices)
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{
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/* find last flash device */
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for (p = nand_devices; p && p->next; p = p->next);
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if (p)
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p->next = c;
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}
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else
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{
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nand_devices = c;
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}
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return ERROR_OK;
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}
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}
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/* no valid NAND controller was found (i.e. the configuration option,
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* didn't match one of the compiled-in controllers)
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*/
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LOG_ERROR("No valid NAND flash controller found (%s)", args[0]);
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LOG_ERROR("compiled-in NAND flash controllers:");
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for (i = 0; nand_flash_controllers[i]; i++)
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{
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LOG_ERROR("%i: %s", i, nand_flash_controllers[i]->name);
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}
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return ERROR_OK;
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}
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int nand_register_commands(struct command_context_s *cmd_ctx)
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{
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nand_cmd = register_command(cmd_ctx, NULL, "nand", NULL, COMMAND_ANY, "NAND specific commands");
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register_command(cmd_ctx, nand_cmd, "device", handle_nand_device_command, COMMAND_CONFIG, NULL);
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return ERROR_OK;
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}
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int nand_init(struct command_context_s *cmd_ctx)
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{
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if (nand_devices)
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{
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register_command(cmd_ctx, nand_cmd, "list", handle_nand_list_command, COMMAND_EXEC,
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"list configured NAND flash devices");
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register_command(cmd_ctx, nand_cmd, "info", handle_nand_info_command, COMMAND_EXEC,
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"print info about NAND flash device <num>");
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register_command(cmd_ctx, nand_cmd, "probe", handle_nand_probe_command, COMMAND_EXEC,
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"identify NAND flash device <num>");
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register_command(cmd_ctx, nand_cmd, "check_bad_blocks", handle_nand_check_bad_blocks_command, COMMAND_EXEC,
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"check NAND flash device <num> for bad blocks [<first> <last>]");
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register_command(cmd_ctx, nand_cmd, "erase", handle_nand_erase_command, COMMAND_EXEC,
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"erase blocks on NAND flash device <num> <first> <last>");
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register_command(cmd_ctx, nand_cmd, "copy", handle_nand_copy_command, COMMAND_EXEC,
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"copy from NAND flash device <num> <offset> <length> <ram-address>");
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register_command(cmd_ctx, nand_cmd, "dump", handle_nand_dump_command, COMMAND_EXEC,
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"dump from NAND flash device <num> <filename> <offset> <size> [options]");
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register_command(cmd_ctx, nand_cmd, "write", handle_nand_write_command, COMMAND_EXEC,
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"write to NAND flash device <num> <filename> <offset> [oob_raw|oob_only]");
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register_command(cmd_ctx, nand_cmd, "raw_access", handle_nand_raw_access_command, COMMAND_EXEC,
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"raw access to NAND flash device <num> ['enable'|'disable']");
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}
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return ERROR_OK;
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}
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nand_device_t *get_nand_device_by_num(int num)
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{
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nand_device_t *p;
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int i = 0;
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for (p = nand_devices; p; p = p->next)
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{
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if (i++ == num)
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{
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return p;
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}
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}
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return NULL;
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}
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int nand_build_bbt(struct nand_device_s *device, int first, int last)
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{
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u32 page = 0x0;
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int i;
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u8 *oob;
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oob = malloc(6);
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if ((first < 0) || (first >= device->num_blocks))
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first = 0;
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if ((last >= device->num_blocks) || (last == -1))
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last = device->num_blocks - 1;
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for (i = first; i < last; i++)
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{
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nand_read_page(device, page, NULL, 0, oob, 6);
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if (((device->device->options & NAND_BUSWIDTH_16) && ((oob[0] & oob[1]) != 0xff))
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|| (((device->page_size == 512) && (oob[5] != 0xff)) ||
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((device->page_size == 2048) && (oob[0] != 0xff))))
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{
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LOG_WARNING("invalid block: %i", i);
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device->blocks[i].is_bad = 1;
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}
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else
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{
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device->blocks[i].is_bad = 0;
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}
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page += (device->erase_size / device->page_size);
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}
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return ERROR_OK;
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}
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int nand_read_status(struct nand_device_s *device, u8 *status)
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{
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if (!device->device)
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return ERROR_NAND_DEVICE_NOT_PROBED;
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/* Send read status command */
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device->controller->command(device, NAND_CMD_STATUS);
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alive_sleep(1);
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/* read status */
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if (device->device->options & NAND_BUSWIDTH_16)
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{
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u16 data;
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device->controller->read_data(device, &data);
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*status = data & 0xff;
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}
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else
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{
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device->controller->read_data(device, status);
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}
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return ERROR_OK;
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}
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int nand_poll_ready(struct nand_device_s *device, int timeout)
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{
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u8 status;
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device->controller->command(device, NAND_CMD_STATUS);
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do {
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if (device->device->options & NAND_BUSWIDTH_16) {
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u16 data;
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device->controller->read_data(device, &data);
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status = data & 0xff;
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} else {
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device->controller->read_data(device, &status);
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}
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if (status & NAND_STATUS_READY)
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break;
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alive_sleep(1);
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} while (timeout--);
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return (status & NAND_STATUS_READY) != 0;
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}
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int nand_probe(struct nand_device_s *device)
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{
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u8 manufacturer_id, device_id;
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u8 id_buff[6];
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int retval;
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int i;
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/* clear device data */
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device->device = NULL;
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device->manufacturer = NULL;
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/* clear device parameters */
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device->bus_width = 0;
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device->address_cycles = 0;
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device->page_size = 0;
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device->erase_size = 0;
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/* initialize controller (device parameters are zero, use controller default) */
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if ((retval = device->controller->init(device) != ERROR_OK))
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{
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switch (retval)
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{
|
|
case ERROR_NAND_OPERATION_FAILED:
|
|
LOG_DEBUG("controller initialization failed");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
case ERROR_NAND_OPERATION_NOT_SUPPORTED:
|
|
LOG_ERROR("BUG: controller reported that it doesn't support default parameters");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
default:
|
|
LOG_ERROR("BUG: unknown controller initialization failure");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
}
|
|
|
|
device->controller->command(device, NAND_CMD_RESET);
|
|
device->controller->reset(device);
|
|
|
|
device->controller->command(device, NAND_CMD_READID);
|
|
device->controller->address(device, 0x0);
|
|
|
|
if (device->bus_width == 8)
|
|
{
|
|
device->controller->read_data(device, &manufacturer_id);
|
|
device->controller->read_data(device, &device_id);
|
|
}
|
|
else
|
|
{
|
|
u16 data_buf;
|
|
device->controller->read_data(device, &data_buf);
|
|
manufacturer_id = data_buf & 0xff;
|
|
device->controller->read_data(device, &data_buf);
|
|
device_id = data_buf & 0xff;
|
|
}
|
|
|
|
for (i = 0; nand_flash_ids[i].name; i++)
|
|
{
|
|
if (nand_flash_ids[i].id == device_id)
|
|
{
|
|
device->device = &nand_flash_ids[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (i = 0; nand_manuf_ids[i].name; i++)
|
|
{
|
|
if (nand_manuf_ids[i].id == manufacturer_id)
|
|
{
|
|
device->manufacturer = &nand_manuf_ids[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!device->manufacturer)
|
|
{
|
|
device->manufacturer = &nand_manuf_ids[0];
|
|
device->manufacturer->id = manufacturer_id;
|
|
}
|
|
|
|
if (!device->device)
|
|
{
|
|
LOG_ERROR("unknown NAND flash device found, manufacturer id: 0x%2.2x device id: 0x%2.2x",
|
|
manufacturer_id, device_id);
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
LOG_DEBUG("found %s (%s)", device->device->name, device->manufacturer->name);
|
|
|
|
/* initialize device parameters */
|
|
|
|
/* bus width */
|
|
if (device->device->options & NAND_BUSWIDTH_16)
|
|
device->bus_width = 16;
|
|
else
|
|
device->bus_width = 8;
|
|
|
|
/* Do we need extended device probe information? */
|
|
if (device->device->page_size == 0 ||
|
|
device->device->erase_size == 0)
|
|
{
|
|
if (device->bus_width == 8)
|
|
{
|
|
device->controller->read_data(device, id_buff+3);
|
|
device->controller->read_data(device, id_buff+4);
|
|
device->controller->read_data(device, id_buff+5);
|
|
}
|
|
else
|
|
{
|
|
u16 data_buf;
|
|
|
|
device->controller->read_data(device, &data_buf);
|
|
id_buff[3] = data_buf;
|
|
|
|
device->controller->read_data(device, &data_buf);
|
|
id_buff[4] = data_buf;
|
|
|
|
device->controller->read_data(device, &data_buf);
|
|
id_buff[5] = data_buf >> 8;
|
|
}
|
|
}
|
|
|
|
/* page size */
|
|
if (device->device->page_size == 0)
|
|
{
|
|
device->page_size = 1 << (10 + (id_buff[4] & 3));
|
|
}
|
|
else if (device->device->page_size == 256)
|
|
{
|
|
LOG_ERROR("NAND flashes with 256 byte pagesize are not supported");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
else
|
|
{
|
|
device->page_size = device->device->page_size;
|
|
}
|
|
|
|
/* number of address cycles */
|
|
if (device->page_size <= 512)
|
|
{
|
|
/* small page devices */
|
|
if (device->device->chip_size <= 32)
|
|
device->address_cycles = 3;
|
|
else if (device->device->chip_size <= 8*1024)
|
|
device->address_cycles = 4;
|
|
else
|
|
{
|
|
LOG_ERROR("BUG: small page NAND device with more than 8 GiB encountered");
|
|
device->address_cycles = 5;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* large page devices */
|
|
if (device->device->chip_size <= 128)
|
|
device->address_cycles = 4;
|
|
else if (device->device->chip_size <= 32*1024)
|
|
device->address_cycles = 5;
|
|
else
|
|
{
|
|
LOG_ERROR("BUG: large page NAND device with more than 32 GiB encountered");
|
|
device->address_cycles = 6;
|
|
}
|
|
}
|
|
|
|
/* erase size */
|
|
if (device->device->erase_size == 0)
|
|
{
|
|
switch ((id_buff[4] >> 4) & 3) {
|
|
case 0:
|
|
device->erase_size = 64 << 10;
|
|
break;
|
|
case 1:
|
|
device->erase_size = 128 << 10;
|
|
break;
|
|
case 2:
|
|
device->erase_size = 256 << 10;
|
|
break;
|
|
case 3:
|
|
device->erase_size =512 << 10;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
device->erase_size = device->device->erase_size;
|
|
}
|
|
|
|
/* initialize controller, but leave parameters at the controllers default */
|
|
if ((retval = device->controller->init(device) != ERROR_OK))
|
|
{
|
|
switch (retval)
|
|
{
|
|
case ERROR_NAND_OPERATION_FAILED:
|
|
LOG_DEBUG("controller initialization failed");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
case ERROR_NAND_OPERATION_NOT_SUPPORTED:
|
|
LOG_ERROR("controller doesn't support requested parameters (buswidth: %i, address cycles: %i, page size: %i)",
|
|
device->bus_width, device->address_cycles, device->page_size);
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
default:
|
|
LOG_ERROR("BUG: unknown controller initialization failure");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
}
|
|
|
|
device->num_blocks = (device->device->chip_size * 1024) / (device->erase_size / 1024);
|
|
device->blocks = malloc(sizeof(nand_block_t) * device->num_blocks);
|
|
|
|
for (i = 0; i < device->num_blocks; i++)
|
|
{
|
|
device->blocks[i].size = device->erase_size;
|
|
device->blocks[i].offset = i * device->erase_size;
|
|
device->blocks[i].is_erased = -1;
|
|
device->blocks[i].is_bad = -1;
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int nand_erase(struct nand_device_s *device, int first_block, int last_block)
|
|
{
|
|
int i;
|
|
u32 page;
|
|
u8 status;
|
|
int retval;
|
|
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if ((first_block < 0) || (last_block > device->num_blocks))
|
|
return ERROR_INVALID_ARGUMENTS;
|
|
|
|
/* make sure we know if a block is bad before erasing it */
|
|
for (i = first_block; i <= last_block; i++)
|
|
{
|
|
if (device->blocks[i].is_bad == -1)
|
|
{
|
|
nand_build_bbt(device, i, last_block);
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (i = first_block; i <= last_block; i++)
|
|
{
|
|
/* Send erase setup command */
|
|
device->controller->command(device, NAND_CMD_ERASE1);
|
|
|
|
page = i * (device->erase_size / device->page_size);
|
|
|
|
/* Send page address */
|
|
if (device->page_size <= 512)
|
|
{
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 3rd cycle only on devices with more than 32 MiB */
|
|
if (device->address_cycles >= 4)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
|
|
/* 4th cycle only on devices with more than 8 GiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 24) & 0xff);
|
|
}
|
|
else
|
|
{
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 3rd cycle only on devices with more than 128 MiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
}
|
|
|
|
/* Send erase confirm command */
|
|
device->controller->command(device, NAND_CMD_ERASE2);
|
|
|
|
retval = device->controller->nand_ready ?
|
|
device->controller->nand_ready(device, 1000) :
|
|
nand_poll_ready(device, 1000);
|
|
if (!retval) {
|
|
LOG_ERROR("timeout waiting for NAND flash block erase to complete");
|
|
return ERROR_NAND_OPERATION_TIMEOUT;
|
|
}
|
|
|
|
if ((retval = nand_read_status(device, &status)) != ERROR_OK)
|
|
{
|
|
LOG_ERROR("couldn't read status");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
if (status & 0x1)
|
|
{
|
|
LOG_ERROR("erase operation didn't pass, status: 0x%2.2x", status);
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int nand_read_plain(struct nand_device_s *device, u32 address, u8 *data, u32 data_size)
|
|
{
|
|
u8 *page;
|
|
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if (address % device->page_size)
|
|
{
|
|
LOG_ERROR("reads need to be page aligned");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
page = malloc(device->page_size);
|
|
|
|
while (data_size > 0 )
|
|
{
|
|
u32 thisrun_size = (data_size > device->page_size) ? device->page_size : data_size;
|
|
u32 page_address;
|
|
|
|
|
|
page_address = address / device->page_size;
|
|
|
|
nand_read_page(device, page_address, page, device->page_size, NULL, 0);
|
|
|
|
memcpy(data, page, thisrun_size);
|
|
|
|
address += thisrun_size;
|
|
data += thisrun_size;
|
|
data_size -= thisrun_size;
|
|
}
|
|
|
|
free(page);
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int nand_write_plain(struct nand_device_s *device, u32 address, u8 *data, u32 data_size)
|
|
{
|
|
u8 *page;
|
|
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if (address % device->page_size)
|
|
{
|
|
LOG_ERROR("writes need to be page aligned");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
page = malloc(device->page_size);
|
|
|
|
while (data_size > 0 )
|
|
{
|
|
u32 thisrun_size = (data_size > device->page_size) ? device->page_size : data_size;
|
|
u32 page_address;
|
|
|
|
memset(page, 0xff, device->page_size);
|
|
memcpy(page, data, thisrun_size);
|
|
|
|
page_address = address / device->page_size;
|
|
|
|
nand_write_page(device, page_address, page, device->page_size, NULL, 0);
|
|
|
|
address += thisrun_size;
|
|
data += thisrun_size;
|
|
data_size -= thisrun_size;
|
|
}
|
|
|
|
free(page);
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int nand_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
|
|
{
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if (device->use_raw || device->controller->write_page == NULL)
|
|
return nand_write_page_raw(device, page, data, data_size, oob, oob_size);
|
|
else
|
|
return device->controller->write_page(device, page, data, data_size, oob, oob_size);
|
|
}
|
|
|
|
int nand_read_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
|
|
{
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if (device->use_raw || device->controller->read_page == NULL)
|
|
return nand_read_page_raw(device, page, data, data_size, oob, oob_size);
|
|
else
|
|
return device->controller->read_page(device, page, data, data_size, oob, oob_size);
|
|
}
|
|
|
|
int nand_read_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
|
|
{
|
|
int i;
|
|
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
if (device->page_size <= 512)
|
|
{
|
|
/* small page device */
|
|
if (data)
|
|
device->controller->command(device, NAND_CMD_READ0);
|
|
else
|
|
device->controller->command(device, NAND_CMD_READOOB);
|
|
|
|
/* column (always 0, we start at the beginning of a page/OOB area) */
|
|
device->controller->address(device, 0x0);
|
|
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 4th cycle only on devices with more than 32 MiB */
|
|
if (device->address_cycles >= 4)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
|
|
/* 5th cycle only on devices with more than 8 GiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 24) & 0xff);
|
|
}
|
|
else
|
|
{
|
|
/* large page device */
|
|
device->controller->command(device, NAND_CMD_READ0);
|
|
|
|
/* column (0 when we start at the beginning of a page,
|
|
* or 2048 for the beginning of OOB area)
|
|
*/
|
|
device->controller->address(device, 0x0);
|
|
if (data)
|
|
device->controller->address(device, 0x0);
|
|
else
|
|
device->controller->address(device, 0x8);
|
|
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 5th cycle only on devices with more than 128 MiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
|
|
/* large page devices need a start command */
|
|
device->controller->command(device, NAND_CMD_READSTART);
|
|
}
|
|
|
|
if (device->controller->nand_ready) {
|
|
if (!device->controller->nand_ready(device, 100))
|
|
return ERROR_NAND_OPERATION_TIMEOUT;
|
|
} else {
|
|
alive_sleep(1);
|
|
}
|
|
|
|
if (data)
|
|
{
|
|
if (device->controller->read_block_data != NULL)
|
|
(device->controller->read_block_data)(device, data, data_size);
|
|
else
|
|
{
|
|
for (i = 0; i < data_size;)
|
|
{
|
|
if (device->device->options & NAND_BUSWIDTH_16)
|
|
{
|
|
device->controller->read_data(device, data);
|
|
data += 2;
|
|
i += 2;
|
|
}
|
|
else
|
|
{
|
|
device->controller->read_data(device, data);
|
|
data += 1;
|
|
i += 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (oob)
|
|
{
|
|
if (device->controller->read_block_data != NULL)
|
|
(device->controller->read_block_data)(device, oob, oob_size);
|
|
else
|
|
{
|
|
for (i = 0; i < oob_size;)
|
|
{
|
|
if (device->device->options & NAND_BUSWIDTH_16)
|
|
{
|
|
device->controller->read_data(device, oob);
|
|
oob += 2;
|
|
i += 2;
|
|
}
|
|
else
|
|
{
|
|
device->controller->read_data(device, oob);
|
|
oob += 1;
|
|
i += 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int nand_write_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
|
|
{
|
|
int i;
|
|
int retval;
|
|
u8 status;
|
|
|
|
if (!device->device)
|
|
return ERROR_NAND_DEVICE_NOT_PROBED;
|
|
|
|
device->controller->command(device, NAND_CMD_SEQIN);
|
|
|
|
if (device->page_size <= 512)
|
|
{
|
|
/* column (always 0, we start at the beginning of a page/OOB area) */
|
|
device->controller->address(device, 0x0);
|
|
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 4th cycle only on devices with more than 32 MiB */
|
|
if (device->address_cycles >= 4)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
|
|
/* 5th cycle only on devices with more than 8 GiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 24) & 0xff);
|
|
}
|
|
else
|
|
{
|
|
/* column (0 when we start at the beginning of a page,
|
|
* or 2048 for the beginning of OOB area)
|
|
*/
|
|
device->controller->address(device, 0x0);
|
|
if (data)
|
|
device->controller->address(device, 0x0);
|
|
else
|
|
device->controller->address(device, 0x8);
|
|
|
|
/* row */
|
|
device->controller->address(device, page & 0xff);
|
|
device->controller->address(device, (page >> 8) & 0xff);
|
|
|
|
/* 5th cycle only on devices with more than 128 MiB */
|
|
if (device->address_cycles >= 5)
|
|
device->controller->address(device, (page >> 16) & 0xff);
|
|
}
|
|
|
|
if (data)
|
|
{
|
|
if (device->controller->write_block_data != NULL)
|
|
(device->controller->write_block_data)(device, data, data_size);
|
|
else
|
|
{
|
|
for (i = 0; i < data_size;)
|
|
{
|
|
if (device->device->options & NAND_BUSWIDTH_16)
|
|
{
|
|
u16 data_buf = le_to_h_u16(data);
|
|
device->controller->write_data(device, data_buf);
|
|
data += 2;
|
|
i += 2;
|
|
}
|
|
else
|
|
{
|
|
device->controller->write_data(device, *data);
|
|
data += 1;
|
|
i += 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (oob)
|
|
{
|
|
if (device->controller->write_block_data != NULL)
|
|
(device->controller->write_block_data)(device, oob, oob_size);
|
|
else
|
|
{
|
|
for (i = 0; i < oob_size;)
|
|
{
|
|
if (device->device->options & NAND_BUSWIDTH_16)
|
|
{
|
|
u16 oob_buf = le_to_h_u16(data);
|
|
device->controller->write_data(device, oob_buf);
|
|
oob += 2;
|
|
i += 2;
|
|
}
|
|
else
|
|
{
|
|
device->controller->write_data(device, *oob);
|
|
oob += 1;
|
|
i += 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
device->controller->command(device, NAND_CMD_PAGEPROG);
|
|
|
|
retval = device->controller->nand_ready ?
|
|
device->controller->nand_ready(device, 100) :
|
|
nand_poll_ready(device, 100);
|
|
if (!retval)
|
|
return ERROR_NAND_OPERATION_TIMEOUT;
|
|
|
|
if ((retval = nand_read_status(device, &status)) != ERROR_OK)
|
|
{
|
|
LOG_ERROR("couldn't read status");
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
if (status & NAND_STATUS_FAIL)
|
|
{
|
|
LOG_ERROR("write operation didn't pass, status: 0x%2.2x", status);
|
|
return ERROR_NAND_OPERATION_FAILED;
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
int i = 0;
|
|
|
|
if (!nand_devices)
|
|
{
|
|
command_print(cmd_ctx, "no NAND flash devices configured");
|
|
return ERROR_OK;
|
|
}
|
|
|
|
for (p = nand_devices; p; p = p->next)
|
|
{
|
|
if (p->device)
|
|
command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
|
|
i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
|
|
else
|
|
command_print(cmd_ctx, "#%i: not probed");
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
int i = 0;
|
|
int j = 0;
|
|
int first = -1;
|
|
int last = -1;
|
|
|
|
if ((argc < 1) || (argc > 3))
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
|
|
}
|
|
|
|
if (argc == 2)
|
|
{
|
|
first = last = strtoul(args[1], NULL, 0);
|
|
}
|
|
else if (argc == 3)
|
|
{
|
|
first = strtoul(args[1], NULL, 0);
|
|
last = strtoul(args[2], NULL, 0);
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
if (p->device)
|
|
{
|
|
if (first >= p->num_blocks)
|
|
first = p->num_blocks - 1;
|
|
|
|
if (last >= p->num_blocks)
|
|
last = p->num_blocks - 1;
|
|
|
|
command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
|
|
i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
|
|
|
|
for (j = first; j <= last; j++)
|
|
{
|
|
char *erase_state, *bad_state;
|
|
|
|
if (p->blocks[j].is_erased == 0)
|
|
erase_state = "not erased";
|
|
else if (p->blocks[j].is_erased == 1)
|
|
erase_state = "erased";
|
|
else
|
|
erase_state = "erase state unknown";
|
|
|
|
if (p->blocks[j].is_bad == 0)
|
|
bad_state = "";
|
|
else if (p->blocks[j].is_bad == 1)
|
|
bad_state = " (marked bad)";
|
|
else
|
|
bad_state = " (block condition unknown)";
|
|
|
|
command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%xkB) %s%s",
|
|
j, p->blocks[j].offset, p->blocks[j].size / 1024,
|
|
erase_state, bad_state);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "#%i: not probed");
|
|
}
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
int retval;
|
|
|
|
if (argc != 1)
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
if ((retval = nand_probe(p)) == ERROR_OK)
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '%s' found", p->device->name);
|
|
}
|
|
else if (retval == ERROR_NAND_OPERATION_FAILED)
|
|
{
|
|
command_print(cmd_ctx, "probing failed for NAND flash device");
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "unknown error when probing NAND flash device");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
int retval;
|
|
|
|
if (argc != 3)
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
int first = strtoul(args[1], NULL, 0);
|
|
int last = strtoul(args[2], NULL, 0);
|
|
|
|
if ((retval = nand_erase(p, first, last)) == ERROR_OK)
|
|
{
|
|
command_print(cmd_ctx, "successfully erased blocks %i to %i on NAND flash device '%s'", first, last, p->device->name);
|
|
}
|
|
else if (retval == ERROR_NAND_OPERATION_FAILED)
|
|
{
|
|
command_print(cmd_ctx, "erase failed");
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "unknown error when erasing NAND flash device");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
int retval;
|
|
int first = -1;
|
|
int last = -1;
|
|
|
|
if ((argc < 1) || (argc > 3) || (argc == 2))
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
|
|
}
|
|
|
|
if (argc == 3)
|
|
{
|
|
first = strtoul(args[1], NULL, 0);
|
|
last = strtoul(args[2], NULL, 0);
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
if ((retval = nand_build_bbt(p, first, last)) == ERROR_OK)
|
|
{
|
|
command_print(cmd_ctx, "checked NAND flash device for bad blocks, use \"nand info\" command to list blocks", p->device->name);
|
|
}
|
|
else if (retval == ERROR_NAND_OPERATION_FAILED)
|
|
{
|
|
command_print(cmd_ctx, "error when checking for bad blocks on NAND flash device");
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "unknown error when checking for bad blocks on NAND flash device");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_copy_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
|
|
if (argc != 4)
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
u32 offset;
|
|
u32 binary_size;
|
|
u32 buf_cnt;
|
|
enum oob_formats oob_format = NAND_OOB_NONE;
|
|
|
|
fileio_t fileio;
|
|
|
|
duration_t duration;
|
|
char *duration_text;
|
|
|
|
nand_device_t *p;
|
|
|
|
if (argc < 3)
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
u8 *page = NULL;
|
|
u32 page_size = 0;
|
|
u8 *oob = NULL;
|
|
u32 oob_size = 0;
|
|
|
|
offset = strtoul(args[2], NULL, 0);
|
|
|
|
if (argc > 3)
|
|
{
|
|
int i;
|
|
for (i = 3; i < argc; i++)
|
|
{
|
|
if (!strcmp(args[i], "oob_raw"))
|
|
oob_format |= NAND_OOB_RAW;
|
|
else if (!strcmp(args[i], "oob_only"))
|
|
oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "unknown option: %s", args[i]);
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
}
|
|
}
|
|
}
|
|
|
|
duration_start_measure(&duration);
|
|
|
|
if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
|
|
{
|
|
return ERROR_OK;
|
|
}
|
|
|
|
buf_cnt = binary_size = fileio.size;
|
|
|
|
if (!(oob_format & NAND_OOB_ONLY))
|
|
{
|
|
page_size = p->page_size;
|
|
page = malloc(p->page_size);
|
|
}
|
|
|
|
if (oob_format & NAND_OOB_RAW)
|
|
{
|
|
if (p->page_size == 512)
|
|
oob_size = 16;
|
|
else if (p->page_size == 2048)
|
|
oob_size = 64;
|
|
oob = malloc(oob_size);
|
|
}
|
|
|
|
if (offset % p->page_size)
|
|
{
|
|
command_print(cmd_ctx, "only page size aligned offsets and sizes are supported");
|
|
fileio_close(&fileio);
|
|
free(oob);
|
|
free(page);
|
|
return ERROR_OK;
|
|
}
|
|
|
|
while (buf_cnt > 0)
|
|
{
|
|
u32 size_read;
|
|
|
|
if (NULL != page)
|
|
{
|
|
fileio_read(&fileio, page_size, page, &size_read);
|
|
buf_cnt -= size_read;
|
|
if (size_read < page_size)
|
|
{
|
|
memset(page + size_read, 0xff, page_size - size_read);
|
|
}
|
|
}
|
|
|
|
if (NULL != oob)
|
|
{
|
|
fileio_read(&fileio, oob_size, oob, &size_read);
|
|
buf_cnt -= size_read;
|
|
if (size_read < oob_size)
|
|
{
|
|
memset(oob + size_read, 0xff, oob_size - size_read);
|
|
}
|
|
}
|
|
|
|
if (nand_write_page(p, offset / p->page_size, page, page_size, oob, oob_size) != ERROR_OK)
|
|
{
|
|
command_print(cmd_ctx, "failed writing file %s to NAND flash %s at offset 0x%8.8x",
|
|
args[1], args[0], offset);
|
|
|
|
fileio_close(&fileio);
|
|
free(oob);
|
|
free(page);
|
|
|
|
return ERROR_OK;
|
|
}
|
|
offset += page_size;
|
|
}
|
|
|
|
fileio_close(&fileio);
|
|
free(oob);
|
|
free(page);
|
|
oob = NULL;
|
|
page = NULL;
|
|
duration_stop_measure(&duration, &duration_text);
|
|
command_print(cmd_ctx, "wrote file %s to NAND flash %s up to offset 0x%8.8x in %s",
|
|
args[1], args[0], offset, duration_text);
|
|
free(duration_text);
|
|
duration_text = NULL;
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
|
|
if (argc < 4)
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
if (p->device)
|
|
{
|
|
fileio_t fileio;
|
|
duration_t duration;
|
|
char *duration_text;
|
|
int retval;
|
|
|
|
u8 *page = NULL;
|
|
u32 page_size = 0;
|
|
u8 *oob = NULL;
|
|
u32 oob_size = 0;
|
|
u32 address = strtoul(args[2], NULL, 0);
|
|
u32 size = strtoul(args[3], NULL, 0);
|
|
u32 bytes_done = 0;
|
|
enum oob_formats oob_format = NAND_OOB_NONE;
|
|
|
|
if (argc > 4)
|
|
{
|
|
int i;
|
|
for (i = 4; i < argc; i++)
|
|
{
|
|
if (!strcmp(args[i], "oob_raw"))
|
|
oob_format |= NAND_OOB_RAW;
|
|
else if (!strcmp(args[i], "oob_only"))
|
|
oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
|
|
else
|
|
command_print(cmd_ctx, "unknown option: '%s'", args[i]);
|
|
}
|
|
}
|
|
|
|
if ((address % p->page_size) || (size % p->page_size))
|
|
{
|
|
command_print(cmd_ctx, "only page size aligned addresses and sizes are supported");
|
|
return ERROR_OK;
|
|
}
|
|
|
|
if (!(oob_format & NAND_OOB_ONLY))
|
|
{
|
|
page_size = p->page_size;
|
|
page = malloc(p->page_size);
|
|
}
|
|
|
|
if (oob_format & NAND_OOB_RAW)
|
|
{
|
|
if (p->page_size == 512)
|
|
oob_size = 16;
|
|
else if (p->page_size == 2048)
|
|
oob_size = 64;
|
|
oob = malloc(oob_size);
|
|
}
|
|
|
|
if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
|
|
{
|
|
return ERROR_OK;
|
|
}
|
|
|
|
duration_start_measure(&duration);
|
|
|
|
while (size > 0)
|
|
{
|
|
u32 size_written;
|
|
if ((retval = nand_read_page(p, address / p->page_size, page, page_size, oob, oob_size)) != ERROR_OK)
|
|
{
|
|
command_print(cmd_ctx, "reading NAND flash page failed");
|
|
free(page);
|
|
free(oob);
|
|
fileio_close(&fileio);
|
|
return ERROR_OK;
|
|
}
|
|
|
|
if (NULL != page)
|
|
{
|
|
fileio_write(&fileio, page_size, page, &size_written);
|
|
bytes_done += page_size;
|
|
}
|
|
|
|
if (NULL != oob)
|
|
{
|
|
fileio_write(&fileio, oob_size, oob, &size_written);
|
|
bytes_done += oob_size;
|
|
}
|
|
|
|
size -= p->page_size;
|
|
address += p->page_size;
|
|
}
|
|
|
|
free(page);
|
|
page = NULL;
|
|
free(oob);
|
|
oob = NULL;
|
|
fileio_close(&fileio);
|
|
|
|
duration_stop_measure(&duration, &duration_text);
|
|
command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
|
|
free(duration_text);
|
|
duration_text = NULL;
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "#%i: not probed");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
|
|
{
|
|
nand_device_t *p;
|
|
|
|
if ((argc < 1) || (argc > 2))
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
}
|
|
|
|
p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
|
|
if (p)
|
|
{
|
|
if (p->device)
|
|
{
|
|
if (argc == 2)
|
|
{
|
|
if (strcmp("enable", args[1]) == 0)
|
|
{
|
|
p->use_raw = 1;
|
|
}
|
|
else if (strcmp("disable", args[1]) == 0)
|
|
{
|
|
p->use_raw = 0;
|
|
}
|
|
else
|
|
{
|
|
return ERROR_COMMAND_SYNTAX_ERROR;
|
|
}
|
|
}
|
|
|
|
command_print(cmd_ctx, "raw access is %s", (p->use_raw) ? "enabled" : "disabled");
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "#%i: not probed");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|