/* * Copyright (c) 2006-2007 by Roland Riegel <feedback@roland-riegel.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */#ifndef SD_RAW_H#define SD_RAW_H#include <stdint.h>#include "sd_raw_config.h"/** * \addtogroup sd_raw * * @{ *//** * \file * MMC/SD raw access header. * * \author Roland Riegel *//** * The card's layout is harddisk-like, which means it contains * a master boot record with a partition table. */#define SD_RAW_FORMAT_HARDDISK 0/** * The card contains a single filesystem and no partition table. */#define SD_RAW_FORMAT_SUPERFLOPPY 1/** * The card's layout follows the Universal File Format. */#define SD_RAW_FORMAT_UNIVERSAL 2/** * The card's layout is unknown. */#define SD_RAW_FORMAT_UNKNOWN 3/** * This struct is used by sd_raw_get_info() to return * manufacturing and status information of the card. */struct sd_raw_info{    /**     * A manufacturer code globally assigned by the SD card organization.     */    uint8_t manufacturer;    /**     * A string describing the card's OEM or content, globally assigned by the SD card organization.     */    uint8_t oem[3];    /**     * A product name.     */    uint8_t product[6];    /**     * The card's revision, coded in packed BCD.     *     * For example, the revision value \c 0x32 means "3.2".     */    uint8_t revision;    /**     * A serial number assigned by the manufacturer.     */    uint32_t serial;    /**     * The year of manufacturing.     *     * A value of zero means year 2000.     */    uint8_t manufacturing_year;    /**     * The month of manufacturing.     */    uint8_t manufacturing_month;    /**     * The card's total capacity in bytes.     */    uint32_t capacity;    /**     * Defines wether the card's content is original or copied.     *     * A value of \c 0 means original, \c 1 means copied.     */    uint8_t flag_copy;    /**     * Defines wether the card's content is write-protected.     *     * \note This is an internal flag and does not represent the     *       state of the card's mechanical write-protect switch.     */    uint8_t flag_write_protect;    /**     * Defines wether the card's content is temporarily write-protected.     *     * \note This is an internal flag and does not represent the     *       state of the card's mechanical write-protect switch.     */    uint8_t flag_write_protect_temp;    /**     * The card's data layout.     *     * See the \c SD_RAW_FORMAT_* constants for details.     *     * \note This value is not guaranteed to match reality.     */    uint8_t format;};typedef uint8_t (*sd_raw_read_interval_handler_t)(uint8_t* buffer, uint32_t offset, void* p);typedef uint16_t (*sd_raw_write_interval_handler_t)(uint8_t* buffer, uint32_t offset, void* p);uint8_t sd_raw_init();uint8_t sd_raw_available();uint8_t sd_raw_locked();uint8_t sd_raw_read(uint32_t offset, uint8_t* buffer, uint16_t length);uint8_t sd_raw_read_interval(uint32_t offset, uint8_t* buffer, uint16_t interval, uint16_t length, sd_raw_read_interval_handler_t callback, void* p);uint8_t sd_raw_write(uint32_t offset, const uint8_t* buffer, uint16_t length);uint8_t sd_raw_write_interval(uint32_t offset, uint8_t* buffer, uint16_t length, sd_raw_write_interval_handler_t callback, void* p);uint8_t sd_raw_sync();uint8_t sd_raw_get_info(struct sd_raw_info* info);/** * @} */#endif