tinySA/os/hal/include/sdc.h

123 lines
4.8 KiB
C

/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file sdc.h
* @brief SDC Driver macros and structures.
*
* @addtogroup SDC
* @{
*/
#ifndef _SDC_H_
#define _SDC_H_
#if HAL_USE_SDC || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
#define SDC_BLOCK_SIZE 512 /**< Fixed block size. */
#define SDC_CMD_GO_IDLE_STATE 0
#define SDC_CMD_ALL_SEND_CID 2
#define SDC_CMD_SEND_RELATIVE_ADDR 3
#define SDC_CMD_SEL_DESEL_CARD 7
#define SDC_CMD_SEND_IF_COND 8
#define SDC_CMD_SEND_CSD 9
#define SDC_CMD_STOP_TRANSMISSION 12
#define SDC_CMD_SET_BLOCKLEN 16
#define SDC_CMD_READ_MULTIPLE_BLOCK 18
#define SDC_CMD_SET_BLOCK_COUNT 23
#define SDC_CMD_WRITE_MULTIPLE_BLOCK 25
#define SDC_CMD_APP_OP_COND 41
#define SDC_CMD_APP_CMD 55
#define SDC_MODE_CARDTYPE_MASK 0xF
#define SDC_MODE_CARDTYPE_SDV11 0 /**< Card is V1.1 compliant.*/
#define SDC_MODE_CARDTYPE_SDV20 1 /**< Card is V2.0 compliant.*/
#define SDC_MODE_CARDTYPE_MMC 2 /**< Card is MMC compliant. */
#define SDC_MODE_HIGH_CAPACITY 0x10 /**< High capacity card. */
#define SDC_CMD8_PATTERN 0x000001AA
#define SDC_ACMD41_RETRY 100
#define SDC_R1_ERROR_MASK 0xFDFFE008
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief Driver state machine possible states.
*/
typedef enum {
SDC_UNINIT = 0, /**< Not initialized. */
SDC_STOP = 1, /**< Stopped. */
SDC_READY = 2, /**< Ready. */
SDC_INITNG = 3, /**< Card initialization in progress. */
SDC_ACTIVE = 4, /**< Cart initialized. */
SDC_READING = 5, /**< Read operation in progress. */
SDC_WRITING = 6, /**< Write operation in progress. */
} sdcstate_t;
#include "sdc_lld.h"
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#ifdef __cplusplus
extern "C" {
#endif
void sdcInit(void);
void sdcObjectInit(SDCDriver *sdcp);
void sdcStart(SDCDriver *sdcp, const SDCConfig *config);
void sdcStop(SDCDriver *sdcp);
bool_t sdcConnect(SDCDriver *sdcp);
bool_t sdcDisconnect(SDCDriver *sdcp);
bool_t sdcRead(SDCDriver *sdcp, uint32_t startblk,
uint8_t *buffer, uint32_t n);
bool_t sdcWrite(SDCDriver *sdcp, uint32_t startblk,
const uint8_t *buffer, uint32_t n);
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_SDC */
#endif /* _SDC_H_ */
/** @} */