mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
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190 lines
7.0 KiB
C
Executable File
190 lines
7.0 KiB
C
Executable File
/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
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2011,2012,2013 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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A special exception to the GPL can be applied should you wish to distribute
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a combined work that includes ChibiOS/RT, without being obliged to provide
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the source code for any proprietary components. See the file exception.txt
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for full details of how and when the exception can be applied.
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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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/**
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* @name SD cart types
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* @{
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*/
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#define SDC_MODE_CARDTYPE_MASK 0xF /**< @brief Card type mask. */
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#define SDC_MODE_CARDTYPE_SDV11 0 /**< @brief Card is SD V1.1.*/
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#define SDC_MODE_CARDTYPE_SDV20 1 /**< @brief Card is SD V2.0.*/
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#define SDC_MODE_CARDTYPE_MMC 2 /**< @brief Card is MMC. */
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#define SDC_MODE_HIGH_CAPACITY 0x10 /**< @brief High cap.card. */
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/** @} */
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/**
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* @name SDC bus error conditions
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* @{
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*/
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#define SDC_NO_ERROR 0 /**< @brief No error. */
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#define SDC_CMD_CRC_ERROR 1 /**< @brief Command CRC error. */
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#define SDC_DATA_CRC_ERROR 2 /**< @brief Data CRC error. */
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#define SDC_DATA_TIMEOUT 4 /**< @brief HW write timeout. */
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#define SDC_COMMAND_TIMEOUT 8 /**< @brief HW read timeout. */
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#define SDC_TX_UNDERRUN 16 /**< @brief TX buffer underrun. */
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#define SDC_RX_OVERRUN 32 /**< @brief RX buffer overrun. */
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#define SDC_STARTBIT_ERROR 64 /**< @brief Start bit missing. */
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#define SDC_OVERFLOW_ERROR 128 /**< @brief Card overflow error. */
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#define SDC_UNHANDLED_ERROR 0xFFFFFFFF
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/** @} */
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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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* @name SDC configuration options
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* @{
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*/
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/**
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* @brief Number of initialization attempts before rejecting the card.
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* @note Attempts are performed at 10mS intervals.
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*/
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#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
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#define SDC_INIT_RETRY 100
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#endif
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/**
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* @brief Include support for MMC cards.
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* @note MMC support is not yet implemented so this option must be kept
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* at @p FALSE.
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*/
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#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
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#define SDC_MMC_SUPPORT FALSE
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#endif
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/**
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* @brief Delays insertions.
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* @details If enabled this options inserts delays into the MMC waiting
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* routines releasing some extra CPU time for the threads with
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* lower priority, this may slow down the driver a bit however.
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*/
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#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
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#define SDC_NICE_WAITING TRUE
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#endif
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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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#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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* @name Macro Functions
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* @{
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*/
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/**
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* @brief Returns the card insertion status.
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* @note This macro wraps a low level function named
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* @p sdc_lld_is_card_inserted(), this function must be
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* provided by the application because it is not part of the
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* SDC driver.
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*
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* @param[in] sdcp pointer to the @p SDCDriver object
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* @return The card state.
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* @retval FALSE card not inserted.
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* @retval TRUE card inserted.
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*
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* @api
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*/
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#define sdcIsCardInserted(sdcp) (sdc_lld_is_card_inserted(sdcp))
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/**
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* @brief Returns the write protect status.
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* @note This macro wraps a low level function named
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* @p sdc_lld_is_write_protected(), this function must be
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* provided by the application because it is not part of the
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* SDC driver.
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*
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* @param[in] sdcp pointer to the @p SDCDriver object
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* @return The card state.
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* @retval FALSE not write protected.
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* @retval TRUE write protected.
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*
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* @api
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*/
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#define sdcIsWriteProtected(sdcp) (sdc_lld_is_write_protected(sdcp))
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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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sdcflags_t sdcGetAndClearErrors(SDCDriver *sdcp);
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bool_t sdcSync(SDCDriver *sdcp);
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bool_t sdcGetInfo(SDCDriver *sdcp, BlockDeviceInfo *bdip);
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bool_t sdcErase(SDCDriver *mmcp, uint32_t startblk, uint32_t endblk);
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bool_t _sdc_wait_for_transfer_state(SDCDriver *sdcp);
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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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