/* * Copyright (C) 2010 - Maxim Levitsky * * mtd_probe 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. * * mtd_probe 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 mtd_probe; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301 USA */ #include #include "macro.h" /* Full oob structure as written on the flash */ struct sm_oob { uint32_t reserved; uint8_t data_status; uint8_t block_status; uint8_t lba_copy1[2]; uint8_t ecc2[3]; uint8_t lba_copy2[2]; uint8_t ecc1[3]; } _packed_; /* one sector is always 512 bytes, but it can consist of two nand pages */ #define SM_SECTOR_SIZE 512 /* oob area is also 16 bytes, but might be from two pages */ #define SM_OOB_SIZE 16 /* This is maximum zone size, and all devices that have more that one zone have this size */ #define SM_MAX_ZONE_SIZE 1024 /* support for small page nand */ #define SM_SMALL_PAGE 256 #define SM_SMALL_OOB_SIZE 8 void probe_smart_media(int mtd_fd, mtd_info_t *info);