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