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ChibiOS 2.6.8, until I can figure out where to get it from git.

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Jared Boone
2015-07-08 08:40:23 -07:00
parent dc6fee8370
commit e1eea8e08a
1929 changed files with 575326 additions and 0 deletions
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firmware/chibios/os/hal/templates/sdc_lld.h
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/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file templates/sdc_lld.h
* @brief SDC Driver subsystem low level driver header template.
*
* @addtogroup SDC
* @{
*/
#ifndef _SDC_LLD_H_
#define _SDC_LLD_H_
#if HAL_USE_SDC || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name Configuration options
* @{
*/
/**
* @brief SDC driver enable switch.
* @details If set to @p TRUE the support for SDC1 is included.
*/
#if !defined(PLATFORM_SDC_USE_SDC1) || defined(__DOXYGEN__)
#define PLATFORM_SDC_USE_SDC1 TRUE
#endif
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief Type of SDIO bus mode.
*/
typedef enum {
SDC_MODE_1BIT = 0,
SDC_MODE_4BIT,
SDC_MODE_8BIT
} sdcbusmode_t;
/**
* @brief Type of card flags.
*/
typedef uint32_t sdcmode_t;
/**
* @brief SDC Driver condition flags type.
*/
typedef uint32_t sdcflags_t;
/**
* @brief Type of a structure representing an SDC driver.
*/
typedef struct SDCDriver SDCDriver;
/**
* @brief Driver configuration structure.
* @note It could be empty on some architectures.
*/
typedef struct {
uint32_t dummy;
} SDCConfig;
/**
* @brief @p SDCDriver specific methods.
*/
#define _sdc_driver_methods \
_mmcsd_block_device_methods
/**
* @extends MMCSDBlockDeviceVMT
*
* @brief @p SDCDriver virtual methods table.
*/
struct SDCDriverVMT {
_sdc_driver_methods
};
/**
* @brief Structure representing an SDC driver.
*/
struct SDCDriver {
/**
* @brief Virtual Methods Table.
*/
const struct SDCDriverVMT *vmt;
_mmcsd_block_device_data
/**
* @brief Current configuration data.
*/
const SDCConfig *config;
/**
* @brief Various flags regarding the mounted card.
*/
sdcmode_t cardmode;
/**
* @brief Errors flags.
*/
sdcflags_t errors;
/**
* @brief Card RCA.
*/
uint32_t rca;
/* End of the mandatory fields.*/
};
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/**
* @name R1 response utilities
* @{
*/
/**
* @brief Evaluates to @p TRUE if the R1 response contains error flags.
*
* @param[in] r1 the r1 response
*/
#define MMCSD_R1_ERROR(r1) (((r1) & MMCSD_R1_ERROR_MASK) != 0)
/**
* @brief Returns the status field of an R1 response.
*
* @param[in] r1 the r1 response
*/
#define MMCSD_R1_STS(r1) (((r1) >> 9) & 15)
/**
* @brief Evaluates to @p TRUE if the R1 response indicates a locked card.
*
* @param[in] r1 the r1 response
*/
#define MMCSD_R1_IS_CARD_LOCKED(r1) (((r1) >> 21) & 1)
/** @} */
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if PLATFORM_SDC_USE_SDC1 && !defined(__DOXYGEN__)
extern SDCDriver SDCD1;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void sdc_lld_init(void);
void sdc_lld_start(SDCDriver *sdcp);
void sdc_lld_stop(SDCDriver *sdcp);
void sdc_lld_start_clk(SDCDriver *sdcp);
void sdc_lld_set_data_clk(SDCDriver *sdcp);
void sdc_lld_stop_clk(SDCDriver *sdcp);
void sdc_lld_set_bus_mode(SDCDriver *sdcp, sdcbusmode_t mode);
void sdc_lld_send_cmd_none(SDCDriver *sdcp, uint8_t cmd, uint32_t arg);
bool_t sdc_lld_send_cmd_short(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
uint32_t *resp);
bool_t sdc_lld_send_cmd_short_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
uint32_t *resp);
bool_t sdc_lld_send_cmd_long_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
uint32_t *resp);
bool_t sdc_lld_read(SDCDriver *sdcp, uint32_t startblk,
uint8_t *buf, uint32_t n);
bool_t sdc_lld_write(SDCDriver *sdcp, uint32_t startblk,
const uint8_t *buf, uint32_t n);
bool_t sdc_lld_sync(SDCDriver *sdcp);
bool_t sdc_lld_is_card_inserted(SDCDriver *sdcp);
bool_t sdc_lld_is_write_protected(SDCDriver *sdcp);
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_SDC */
#endif /* _SDC_LLD_H_ */
/** @} */