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- /*
- * The Clear BSD License
- * Copyright (c) 2015, Freescale Semiconductor, Inc.
- * Copyright 2016-2017 NXP
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted (subject to the limitations in the disclaimer below) provided
- * that the following conditions are met:
- *
- * o Redistributions of source code must retain the above copyright notice, this list
- * of conditions and the following disclaimer.
- *
- * o Redistributions in binary form must reproduce the above copyright notice, this
- * list of conditions and the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- *
- * o Neither the name of the copyright holder nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #ifndef _FSL_SDHC_H_
- #define _FSL_SDHC_H_
- #include "fsl_common.h"
- /*!
- * @addtogroup sdhc
- * @{
- */
- /******************************************************************************
- * Definitions.
- *****************************************************************************/
- /*! @name Driver version */
- /*@{*/
- /*! @brief Driver version 2.1.6. */
- #define FSL_SDHC_DRIVER_VERSION (MAKE_VERSION(2U, 1U, 6U))
- /*@}*/
- /*! @brief Maximum block count can be set one time */
- #define SDHC_MAX_BLOCK_COUNT (SDHC_BLKATTR_BLKCNT_MASK >> SDHC_BLKATTR_BLKCNT_SHIFT)
- /*! @brief SDHC status */
- enum _sdhc_status
- {
- kStatus_SDHC_BusyTransferring = MAKE_STATUS(kStatusGroup_SDHC, 0U), /*!< Transfer is on-going */
- kStatus_SDHC_PrepareAdmaDescriptorFailed = MAKE_STATUS(kStatusGroup_SDHC, 1U), /*!< Set DMA descriptor failed */
- kStatus_SDHC_SendCommandFailed = MAKE_STATUS(kStatusGroup_SDHC, 2U), /*!< Send command failed */
- kStatus_SDHC_TransferDataFailed = MAKE_STATUS(kStatusGroup_SDHC, 3U), /*!< Transfer data failed */
- kStatus_SDHC_DMADataBufferAddrNotAlign =
- MAKE_STATUS(kStatusGroup_SDHC, 4U), /*!< data buffer addr not align in DMA mode */
- };
- /*! @brief Host controller capabilities flag mask */
- enum _sdhc_capability_flag
- {
- kSDHC_SupportAdmaFlag = SDHC_HTCAPBLT_ADMAS_MASK, /*!< Support ADMA */
- kSDHC_SupportHighSpeedFlag = SDHC_HTCAPBLT_HSS_MASK, /*!< Support high-speed */
- kSDHC_SupportDmaFlag = SDHC_HTCAPBLT_DMAS_MASK, /*!< Support DMA */
- kSDHC_SupportSuspendResumeFlag = SDHC_HTCAPBLT_SRS_MASK, /*!< Support suspend/resume */
- kSDHC_SupportV330Flag = SDHC_HTCAPBLT_VS33_MASK, /*!< Support voltage 3.3V */
- #if defined FSL_FEATURE_SDHC_HAS_V300_SUPPORT && FSL_FEATURE_SDHC_HAS_V300_SUPPORT
- kSDHC_SupportV300Flag = SDHC_HTCAPBLT_VS30_MASK, /*!< Support voltage 3.0V */
- #endif
- #if defined FSL_FEATURE_SDHC_HAS_V180_SUPPORT && FSL_FEATURE_SDHC_HAS_V180_SUPPORT
- kSDHC_SupportV180Flag = SDHC_HTCAPBLT_VS18_MASK, /*!< Support voltage 1.8V */
- #endif
- /* Put additional two flags in HTCAPBLT_MBL's position. */
- kSDHC_Support4BitFlag = (SDHC_HTCAPBLT_MBL_SHIFT << 0U), /*!< Support 4 bit mode */
- kSDHC_Support8BitFlag = (SDHC_HTCAPBLT_MBL_SHIFT << 1U), /*!< Support 8 bit mode */
- };
- /*! @brief Wakeup event mask */
- enum _sdhc_wakeup_event
- {
- kSDHC_WakeupEventOnCardInt = SDHC_PROCTL_WECINT_MASK, /*!< Wakeup on card interrupt */
- kSDHC_WakeupEventOnCardInsert = SDHC_PROCTL_WECINS_MASK, /*!< Wakeup on card insertion */
- kSDHC_WakeupEventOnCardRemove = SDHC_PROCTL_WECRM_MASK, /*!< Wakeup on card removal */
- kSDHC_WakeupEventsAll = (kSDHC_WakeupEventOnCardInt | kSDHC_WakeupEventOnCardInsert |
- kSDHC_WakeupEventOnCardRemove), /*!< All wakeup events */
- };
- /*! @brief Reset type mask */
- enum _sdhc_reset
- {
- kSDHC_ResetAll = SDHC_SYSCTL_RSTA_MASK, /*!< Reset all except card detection */
- kSDHC_ResetCommand = SDHC_SYSCTL_RSTC_MASK, /*!< Reset command line */
- kSDHC_ResetData = SDHC_SYSCTL_RSTD_MASK, /*!< Reset data line */
- kSDHC_ResetsAll = (kSDHC_ResetAll | kSDHC_ResetCommand | kSDHC_ResetData), /*!< All reset types */
- };
- /*! @brief Transfer flag mask */
- enum _sdhc_transfer_flag
- {
- kSDHC_EnableDmaFlag = SDHC_XFERTYP_DMAEN_MASK, /*!< Enable DMA */
- kSDHC_CommandTypeSuspendFlag = (SDHC_XFERTYP_CMDTYP(1U)), /*!< Suspend command */
- kSDHC_CommandTypeResumeFlag = (SDHC_XFERTYP_CMDTYP(2U)), /*!< Resume command */
- kSDHC_CommandTypeAbortFlag = (SDHC_XFERTYP_CMDTYP(3U)), /*!< Abort command */
- kSDHC_EnableBlockCountFlag = SDHC_XFERTYP_BCEN_MASK, /*!< Enable block count */
- kSDHC_EnableAutoCommand12Flag = SDHC_XFERTYP_AC12EN_MASK, /*!< Enable auto CMD12 */
- kSDHC_DataReadFlag = SDHC_XFERTYP_DTDSEL_MASK, /*!< Enable data read */
- kSDHC_MultipleBlockFlag = SDHC_XFERTYP_MSBSEL_MASK, /*!< Multiple block data read/write */
- kSDHC_ResponseLength136Flag = SDHC_XFERTYP_RSPTYP(1U), /*!< 136 bit response length */
- kSDHC_ResponseLength48Flag = SDHC_XFERTYP_RSPTYP(2U), /*!< 48 bit response length */
- kSDHC_ResponseLength48BusyFlag = SDHC_XFERTYP_RSPTYP(3U), /*!< 48 bit response length with busy status */
- kSDHC_EnableCrcCheckFlag = SDHC_XFERTYP_CCCEN_MASK, /*!< Enable CRC check */
- kSDHC_EnableIndexCheckFlag = SDHC_XFERTYP_CICEN_MASK, /*!< Enable index check */
- kSDHC_DataPresentFlag = SDHC_XFERTYP_DPSEL_MASK, /*!< Data present flag */
- };
- /*! @brief Present status flag mask */
- enum _sdhc_present_status_flag
- {
- kSDHC_CommandInhibitFlag = SDHC_PRSSTAT_CIHB_MASK, /*!< Command inhibit */
- kSDHC_DataInhibitFlag = SDHC_PRSSTAT_CDIHB_MASK, /*!< Data inhibit */
- kSDHC_DataLineActiveFlag = SDHC_PRSSTAT_DLA_MASK, /*!< Data line active */
- kSDHC_SdClockStableFlag = SDHC_PRSSTAT_SDSTB_MASK, /*!< SD bus clock stable */
- kSDHC_WriteTransferActiveFlag = SDHC_PRSSTAT_WTA_MASK, /*!< Write transfer active */
- kSDHC_ReadTransferActiveFlag = SDHC_PRSSTAT_RTA_MASK, /*!< Read transfer active */
- kSDHC_BufferWriteEnableFlag = SDHC_PRSSTAT_BWEN_MASK, /*!< Buffer write enable */
- kSDHC_BufferReadEnableFlag = SDHC_PRSSTAT_BREN_MASK, /*!< Buffer read enable */
- kSDHC_CardInsertedFlag = SDHC_PRSSTAT_CINS_MASK, /*!< Card inserted */
- kSDHC_CommandLineLevelFlag = SDHC_PRSSTAT_CLSL_MASK, /*!< Command line signal level */
- kSDHC_Data0LineLevelFlag = (1U << 24U), /*!< Data0 line signal level */
- kSDHC_Data1LineLevelFlag = (1U << 25U), /*!< Data1 line signal level */
- kSDHC_Data2LineLevelFlag = (1U << 26U), /*!< Data2 line signal level */
- kSDHC_Data3LineLevelFlag = (1U << 27U), /*!< Data3 line signal level */
- kSDHC_Data4LineLevelFlag = (1U << 28U), /*!< Data4 line signal level */
- kSDHC_Data5LineLevelFlag = (1U << 29U), /*!< Data5 line signal level */
- kSDHC_Data6LineLevelFlag = (1U << 30U), /*!< Data6 line signal level */
- kSDHC_Data7LineLevelFlag = (1U << 31U), /*!< Data7 line signal level */
- };
- /*! @brief Interrupt status flag mask */
- enum _sdhc_interrupt_status_flag
- {
- kSDHC_CommandCompleteFlag = SDHC_IRQSTAT_CC_MASK, /*!< Command complete */
- kSDHC_DataCompleteFlag = SDHC_IRQSTAT_TC_MASK, /*!< Data complete */
- kSDHC_BlockGapEventFlag = SDHC_IRQSTAT_BGE_MASK, /*!< Block gap event */
- kSDHC_DmaCompleteFlag = SDHC_IRQSTAT_DINT_MASK, /*!< DMA interrupt */
- kSDHC_BufferWriteReadyFlag = SDHC_IRQSTAT_BWR_MASK, /*!< Buffer write ready */
- kSDHC_BufferReadReadyFlag = SDHC_IRQSTAT_BRR_MASK, /*!< Buffer read ready */
- kSDHC_CardInsertionFlag = SDHC_IRQSTAT_CINS_MASK, /*!< Card inserted */
- kSDHC_CardRemovalFlag = SDHC_IRQSTAT_CRM_MASK, /*!< Card removed */
- kSDHC_CardInterruptFlag = SDHC_IRQSTAT_CINT_MASK, /*!< Card interrupt */
- kSDHC_CommandTimeoutFlag = SDHC_IRQSTAT_CTOE_MASK, /*!< Command timeout error */
- kSDHC_CommandCrcErrorFlag = SDHC_IRQSTAT_CCE_MASK, /*!< Command CRC error */
- kSDHC_CommandEndBitErrorFlag = SDHC_IRQSTAT_CEBE_MASK, /*!< Command end bit error */
- kSDHC_CommandIndexErrorFlag = SDHC_IRQSTAT_CIE_MASK, /*!< Command index error */
- kSDHC_DataTimeoutFlag = SDHC_IRQSTAT_DTOE_MASK, /*!< Data timeout error */
- kSDHC_DataCrcErrorFlag = SDHC_IRQSTAT_DCE_MASK, /*!< Data CRC error */
- kSDHC_DataEndBitErrorFlag = SDHC_IRQSTAT_DEBE_MASK, /*!< Data end bit error */
- kSDHC_AutoCommand12ErrorFlag = SDHC_IRQSTAT_AC12E_MASK, /*!< Auto CMD12 error */
- kSDHC_DmaErrorFlag = SDHC_IRQSTAT_DMAE_MASK, /*!< DMA error */
- kSDHC_CommandErrorFlag = (kSDHC_CommandTimeoutFlag | kSDHC_CommandCrcErrorFlag | kSDHC_CommandEndBitErrorFlag |
- kSDHC_CommandIndexErrorFlag), /*!< Command error */
- kSDHC_DataErrorFlag = (kSDHC_DataTimeoutFlag | kSDHC_DataCrcErrorFlag | kSDHC_DataEndBitErrorFlag |
- kSDHC_AutoCommand12ErrorFlag), /*!< Data error */
- kSDHC_ErrorFlag = (kSDHC_CommandErrorFlag | kSDHC_DataErrorFlag | kSDHC_DmaErrorFlag), /*!< All error */
- kSDHC_DataFlag = (kSDHC_DataCompleteFlag | kSDHC_DmaCompleteFlag | kSDHC_BufferWriteReadyFlag |
- kSDHC_BufferReadReadyFlag | kSDHC_DataErrorFlag | kSDHC_DmaErrorFlag), /*!< Data interrupts */
- kSDHC_CommandFlag = (kSDHC_CommandErrorFlag | kSDHC_CommandCompleteFlag), /*!< Command interrupts */
- kSDHC_CardDetectFlag = (kSDHC_CardInsertionFlag | kSDHC_CardRemovalFlag), /*!< Card detection interrupts */
- kSDHC_AllInterruptFlags = (kSDHC_BlockGapEventFlag | kSDHC_CardInterruptFlag | kSDHC_CommandFlag | kSDHC_DataFlag |
- kSDHC_ErrorFlag), /*!< All flags mask */
- };
- /*! @brief Auto CMD12 error status flag mask */
- enum _sdhc_auto_command12_error_status_flag
- {
- kSDHC_AutoCommand12NotExecutedFlag = SDHC_AC12ERR_AC12NE_MASK, /*!< Not executed error */
- kSDHC_AutoCommand12TimeoutFlag = SDHC_AC12ERR_AC12TOE_MASK, /*!< Timeout error */
- kSDHC_AutoCommand12EndBitErrorFlag = SDHC_AC12ERR_AC12EBE_MASK, /*!< End bit error */
- kSDHC_AutoCommand12CrcErrorFlag = SDHC_AC12ERR_AC12CE_MASK, /*!< CRC error */
- kSDHC_AutoCommand12IndexErrorFlag = SDHC_AC12ERR_AC12IE_MASK, /*!< Index error */
- kSDHC_AutoCommand12NotIssuedFlag = SDHC_AC12ERR_CNIBAC12E_MASK, /*!< Not issued error */
- };
- /*! @brief ADMA error status flag mask */
- enum _sdhc_adma_error_status_flag
- {
- kSDHC_AdmaLenghMismatchFlag = SDHC_ADMAES_ADMALME_MASK, /*!< Length mismatch error */
- kSDHC_AdmaDescriptorErrorFlag = SDHC_ADMAES_ADMADCE_MASK, /*!< Descriptor error */
- };
- /*!
- * @brief ADMA error state
- *
- * This state is the detail state when ADMA error has occurred.
- */
- typedef enum _sdhc_adma_error_state
- {
- kSDHC_AdmaErrorStateStopDma = 0x00U, /*!< Stop DMA */
- kSDHC_AdmaErrorStateFetchDescriptor = 0x01U, /*!< Fetch descriptor */
- kSDHC_AdmaErrorStateChangeAddress = 0x02U, /*!< Change address */
- kSDHC_AdmaErrorStateTransferData = 0x03U, /*!< Transfer data */
- } sdhc_adma_error_state_t;
- /*! @brief Force event mask */
- enum _sdhc_force_event
- {
- kSDHC_ForceEventAutoCommand12NotExecuted = SDHC_FEVT_AC12NE_MASK, /*!< Auto CMD12 not executed error */
- kSDHC_ForceEventAutoCommand12Timeout = SDHC_FEVT_AC12TOE_MASK, /*!< Auto CMD12 timeout error */
- kSDHC_ForceEventAutoCommand12CrcError = SDHC_FEVT_AC12CE_MASK, /*!< Auto CMD12 CRC error */
- kSDHC_ForceEventEndBitError = SDHC_FEVT_AC12EBE_MASK, /*!< Auto CMD12 end bit error */
- kSDHC_ForceEventAutoCommand12IndexError = SDHC_FEVT_AC12IE_MASK, /*!< Auto CMD12 index error */
- kSDHC_ForceEventAutoCommand12NotIssued = SDHC_FEVT_CNIBAC12E_MASK, /*!< Auto CMD12 not issued error */
- kSDHC_ForceEventCommandTimeout = SDHC_FEVT_CTOE_MASK, /*!< Command timeout error */
- kSDHC_ForceEventCommandCrcError = SDHC_FEVT_CCE_MASK, /*!< Command CRC error */
- kSDHC_ForceEventCommandEndBitError = SDHC_FEVT_CEBE_MASK, /*!< Command end bit error */
- kSDHC_ForceEventCommandIndexError = SDHC_FEVT_CIE_MASK, /*!< Command index error */
- kSDHC_ForceEventDataTimeout = SDHC_FEVT_DTOE_MASK, /*!< Data timeout error */
- kSDHC_ForceEventDataCrcError = SDHC_FEVT_DCE_MASK, /*!< Data CRC error */
- kSDHC_ForceEventDataEndBitError = SDHC_FEVT_DEBE_MASK, /*!< Data end bit error */
- kSDHC_ForceEventAutoCommand12Error = SDHC_FEVT_AC12E_MASK, /*!< Auto CMD12 error */
- kSDHC_ForceEventCardInt = SDHC_FEVT_CINT_MASK, /*!< Card interrupt */
- kSDHC_ForceEventDmaError = SDHC_FEVT_DMAE_MASK, /*!< Dma error */
- kSDHC_ForceEventsAll =
- (kSDHC_ForceEventAutoCommand12NotExecuted | kSDHC_ForceEventAutoCommand12Timeout |
- kSDHC_ForceEventAutoCommand12CrcError | kSDHC_ForceEventEndBitError | kSDHC_ForceEventAutoCommand12IndexError |
- kSDHC_ForceEventAutoCommand12NotIssued | kSDHC_ForceEventCommandTimeout | kSDHC_ForceEventCommandCrcError |
- kSDHC_ForceEventCommandEndBitError | kSDHC_ForceEventCommandIndexError | kSDHC_ForceEventDataTimeout |
- kSDHC_ForceEventDataCrcError | kSDHC_ForceEventDataEndBitError | kSDHC_ForceEventAutoCommand12Error |
- kSDHC_ForceEventCardInt | kSDHC_ForceEventDmaError), /*!< All force event flags mask */
- };
- /*! @brief Data transfer width */
- typedef enum _sdhc_data_bus_width
- {
- kSDHC_DataBusWidth1Bit = 0U, /*!< 1-bit mode */
- kSDHC_DataBusWidth4Bit = 1U, /*!< 4-bit mode */
- kSDHC_DataBusWidth8Bit = 2U, /*!< 8-bit mode */
- } sdhc_data_bus_width_t;
- /*! @brief Endian mode */
- typedef enum _sdhc_endian_mode
- {
- kSDHC_EndianModeBig = 0U, /*!< Big endian mode */
- kSDHC_EndianModeHalfWordBig = 1U, /*!< Half word big endian mode */
- kSDHC_EndianModeLittle = 2U, /*!< Little endian mode */
- } sdhc_endian_mode_t;
- /*! @brief DMA mode */
- typedef enum _sdhc_dma_mode
- {
- kSDHC_DmaModeNo = 0U, /*!< No DMA */
- kSDHC_DmaModeAdma1 = 1U, /*!< ADMA1 is selected */
- kSDHC_DmaModeAdma2 = 2U, /*!< ADMA2 is selected */
- } sdhc_dma_mode_t;
- /*! @brief SDIO control flag mask */
- enum _sdhc_sdio_control_flag
- {
- kSDHC_StopAtBlockGapFlag = 0x01, /*!< Stop at block gap */
- kSDHC_ReadWaitControlFlag = 0x02, /*!< Read wait control */
- kSDHC_InterruptAtBlockGapFlag = 0x04, /*!< Interrupt at block gap */
- kSDHC_ExactBlockNumberReadFlag = 0x08, /*!< Exact block number read */
- };
- /*! @brief MMC card boot mode */
- typedef enum _sdhc_boot_mode
- {
- kSDHC_BootModeNormal = 0U, /*!< Normal boot */
- kSDHC_BootModeAlternative = 1U, /*!< Alternative boot */
- } sdhc_boot_mode_t;
- /*! @brief The command type */
- typedef enum _sdhc_card_command_type
- {
- kCARD_CommandTypeNormal = 0U, /*!< Normal command */
- kCARD_CommandTypeSuspend = 1U, /*!< Suspend command */
- kCARD_CommandTypeResume = 2U, /*!< Resume command */
- kCARD_CommandTypeAbort = 3U, /*!< Abort command */
- } sdhc_card_command_type_t;
- /*!
- * @brief The command response type.
- *
- * Define the command response type from card to host controller.
- */
- typedef enum _sdhc_card_response_type
- {
- kCARD_ResponseTypeNone = 0U, /*!< Response type: none */
- kCARD_ResponseTypeR1 = 1U, /*!< Response type: R1 */
- kCARD_ResponseTypeR1b = 2U, /*!< Response type: R1b */
- kCARD_ResponseTypeR2 = 3U, /*!< Response type: R2 */
- kCARD_ResponseTypeR3 = 4U, /*!< Response type: R3 */
- kCARD_ResponseTypeR4 = 5U, /*!< Response type: R4 */
- kCARD_ResponseTypeR5 = 6U, /*!< Response type: R5 */
- kCARD_ResponseTypeR5b = 7U, /*!< Response type: R5b */
- kCARD_ResponseTypeR6 = 8U, /*!< Response type: R6 */
- kCARD_ResponseTypeR7 = 9U, /*!< Response type: R7 */
- } sdhc_card_response_type_t;
- /*! @brief The alignment size for ADDRESS filed in ADMA1's descriptor */
- #define SDHC_ADMA1_ADDRESS_ALIGN (4096U)
- /*! @brief The alignment size for LENGTH field in ADMA1's descriptor */
- #define SDHC_ADMA1_LENGTH_ALIGN (4096U)
- /*! @brief The alignment size for ADDRESS field in ADMA2's descriptor */
- #define SDHC_ADMA2_ADDRESS_ALIGN (4U)
- /*! @brief The alignment size for LENGTH filed in ADMA2's descriptor */
- #define SDHC_ADMA2_LENGTH_ALIGN (4U)
- /* ADMA1 descriptor table
- * |------------------------|---------|--------------------------|
- * | Address/page field |Reserved | Attribute |
- * |------------------------|---------|--------------------------|
- * |31 12|11 6|05 |04 |03|02 |01 |00 |
- * |------------------------|---------|----|----|--|---|---|-----|
- * | address or data length | 000000 |Act2|Act1| 0|Int|End|Valid|
- * |------------------------|---------|----|----|--|---|---|-----|
- *
- *
- * |------|------|-----------------|-------|-------------|
- * | Act2 | Act1 | Comment | 31-28 | 27 - 12 |
- * |------|------|-----------------|---------------------|
- * | 0 | 0 | No op | Don't care |
- * |------|------|-----------------|-------|-------------|
- * | 0 | 1 | Set data length | 0000 | Data Length |
- * |------|------|-----------------|-------|-------------|
- * | 1 | 0 | Transfer data | Data address |
- * |------|------|-----------------|---------------------|
- * | 1 | 1 | Link descriptor | Descriptor address |
- * |------|------|-----------------|---------------------|
- */
- /*! @brief The bit shift for ADDRESS filed in ADMA1's descriptor */
- #define SDHC_ADMA1_DESCRIPTOR_ADDRESS_SHIFT (12U)
- /*! @brief The bit mask for ADDRESS field in ADMA1's descriptor */
- #define SDHC_ADMA1_DESCRIPTOR_ADDRESS_MASK (0xFFFFFU)
- /*! @brief The bit shift for LENGTH filed in ADMA1's descriptor */
- #define SDHC_ADMA1_DESCRIPTOR_LENGTH_SHIFT (12U)
- /*! @brief The mask for LENGTH field in ADMA1's descriptor */
- #define SDHC_ADMA1_DESCRIPTOR_LENGTH_MASK (0xFFFFU)
- /*! @brief The maximum value of LENGTH filed in ADMA1's descriptor */
- #define SDHC_ADMA1_DESCRIPTOR_MAX_LENGTH_PER_ENTRY (SDHC_ADMA1_DESCRIPTOR_LENGTH_MASK + 1U)
- /*! @brief The mask for the control/status field in ADMA1 descriptor */
- enum _sdhc_adma1_descriptor_flag
- {
- kSDHC_Adma1DescriptorValidFlag = (1U << 0U), /*!< Valid flag */
- kSDHC_Adma1DescriptorEndFlag = (1U << 1U), /*!< End flag */
- kSDHC_Adma1DescriptorInterrupFlag = (1U << 2U), /*!< Interrupt flag */
- kSDHC_Adma1DescriptorActivity1Flag = (1U << 4U), /*!< Activity 1 flag */
- kSDHC_Adma1DescriptorActivity2Flag = (1U << 5U), /*!< Activity 2 flag */
- kSDHC_Adma1DescriptorTypeNop = (kSDHC_Adma1DescriptorValidFlag), /*!< No operation */
- kSDHC_Adma1DescriptorTypeTransfer =
- (kSDHC_Adma1DescriptorActivity2Flag | kSDHC_Adma1DescriptorValidFlag), /*!< Transfer data */
- kSDHC_Adma1DescriptorTypeLink = (kSDHC_Adma1DescriptorActivity1Flag | kSDHC_Adma1DescriptorActivity2Flag |
- kSDHC_Adma1DescriptorValidFlag), /*!< Link descriptor */
- kSDHC_Adma1DescriptorTypeSetLength =
- (kSDHC_Adma1DescriptorActivity1Flag | kSDHC_Adma1DescriptorValidFlag), /*!< Set data length */
- };
- /* ADMA2 descriptor table
- * |----------------|---------------|-------------|--------------------------|
- * | Address field | Length | Reserved | Attribute |
- * |----------------|---------------|-------------|--------------------------|
- * |63 32|31 16|15 06|05 |04 |03|02 |01 |00 |
- * |----------------|---------------|-------------|----|----|--|---|---|-----|
- * | 32-bit address | 16-bit length | 0000000000 |Act2|Act1| 0|Int|End|Valid|
- * |----------------|---------------|-------------|----|----|--|---|---|-----|
- *
- *
- * | Act2 | Act1 | Comment | Operation |
- * |------|------|-----------------|-------------------------------------------------------------------|
- * | 0 | 0 | No op | Don't care |
- * |------|------|-----------------|-------------------------------------------------------------------|
- * | 0 | 1 | Reserved | Read this line and go to next one |
- * |------|------|-----------------|-------------------------------------------------------------------|
- * | 1 | 0 | Transfer data | Transfer data with address and length set in this descriptor line |
- * |------|------|-----------------|-------------------------------------------------------------------|
- * | 1 | 1 | Link descriptor | Link to another descriptor |
- * |------|------|-----------------|-------------------------------------------------------------------|
- */
- /*! @brief The bit shift for LENGTH field in ADMA2's descriptor */
- #define SDHC_ADMA2_DESCRIPTOR_LENGTH_SHIFT (16U)
- /*! @brief The bit mask for LENGTH field in ADMA2's descriptor */
- #define SDHC_ADMA2_DESCRIPTOR_LENGTH_MASK (0xFFFFU)
- /*! @brief The maximum value of LENGTH field in ADMA2's descriptor */
- #define SDHC_ADMA2_DESCRIPTOR_MAX_LENGTH_PER_ENTRY (SDHC_ADMA2_DESCRIPTOR_LENGTH_MASK)
- /*! @brief ADMA1 descriptor control and status mask */
- enum _sdhc_adma2_descriptor_flag
- {
- kSDHC_Adma2DescriptorValidFlag = (1U << 0U), /*!< Valid flag */
- kSDHC_Adma2DescriptorEndFlag = (1U << 1U), /*!< End flag */
- kSDHC_Adma2DescriptorInterruptFlag = (1U << 2U), /*!< Interrupt flag */
- kSDHC_Adma2DescriptorActivity1Flag = (1U << 4U), /*!< Activity 1 mask */
- kSDHC_Adma2DescriptorActivity2Flag = (1U << 5U), /*!< Activity 2 mask */
- kSDHC_Adma2DescriptorTypeNop = (kSDHC_Adma2DescriptorValidFlag), /*!< No operation */
- kSDHC_Adma2DescriptorTypeReserved =
- (kSDHC_Adma2DescriptorActivity1Flag | kSDHC_Adma2DescriptorValidFlag), /*!< Reserved */
- kSDHC_Adma2DescriptorTypeTransfer =
- (kSDHC_Adma2DescriptorActivity2Flag | kSDHC_Adma2DescriptorValidFlag), /*!< Transfer type */
- kSDHC_Adma2DescriptorTypeLink = (kSDHC_Adma2DescriptorActivity1Flag | kSDHC_Adma2DescriptorActivity2Flag |
- kSDHC_Adma2DescriptorValidFlag), /*!< Link type */
- };
- /*! @brief Defines the adma1 descriptor structure. */
- typedef uint32_t sdhc_adma1_descriptor_t;
- /*! @brief Defines the ADMA2 descriptor structure. */
- typedef struct _sdhc_adma2_descriptor
- {
- uint32_t attribute; /*!< The control and status field */
- const uint32_t *address; /*!< The address field */
- } sdhc_adma2_descriptor_t;
- /*!
- * @brief SDHC capability information.
- *
- * Defines a structure to save the capability information of SDHC.
- */
- typedef struct _sdhc_capability
- {
- uint32_t specVersion; /*!< Specification version */
- uint32_t vendorVersion; /*!< Vendor version */
- uint32_t maxBlockLength; /*!< Maximum block length united as byte */
- uint32_t maxBlockCount; /*!< Maximum block count can be set one time */
- uint32_t flags; /*!< Capability flags to indicate the support information(_sdhc_capability_flag) */
- } sdhc_capability_t;
- /*! @brief Card transfer configuration.
- *
- * Define structure to configure the transfer-related command index/argument/flags and data block
- * size/data block numbers. This structure needs to be filled each time a command is sent to the card.
- */
- typedef struct _sdhc_transfer_config
- {
- size_t dataBlockSize; /*!< Data block size */
- uint32_t dataBlockCount; /*!< Data block count */
- uint32_t commandArgument; /*!< Command argument */
- uint32_t commandIndex; /*!< Command index */
- uint32_t flags; /*!< Transfer flags(_sdhc_transfer_flag) */
- } sdhc_transfer_config_t;
- /*! @brief Data structure to configure the MMC boot feature */
- typedef struct _sdhc_boot_config
- {
- uint32_t ackTimeoutCount; /*!< Timeout value for the boot ACK. The available range is 0 ~ 15. */
- sdhc_boot_mode_t bootMode; /*!< Boot mode selection. */
- uint32_t blockCount; /*!< Stop at block gap value of automatic mode. Available range is 0 ~ 65535. */
- bool enableBootAck; /*!< Enable or disable boot ACK */
- bool enableBoot; /*!< Enable or disable fast boot */
- bool enableAutoStopAtBlockGap; /*!< Enable or disable auto stop at block gap function in boot period */
- } sdhc_boot_config_t;
- /*! @brief Data structure to initialize the SDHC */
- typedef struct _sdhc_config
- {
- bool cardDetectDat3; /*!< Enable DAT3 as card detection pin */
- sdhc_endian_mode_t endianMode; /*!< Endian mode */
- sdhc_dma_mode_t dmaMode; /*!< DMA mode */
- uint32_t readWatermarkLevel; /*!< Watermark level for DMA read operation. Available range is 1 ~ 128. */
- uint32_t writeWatermarkLevel; /*!< Watermark level for DMA write operation. Available range is 1 ~ 128. */
- } sdhc_config_t;
- /*!
- * @brief Card data descriptor
- *
- * Defines a structure to contain data-related attribute. 'enableIgnoreError' is used for the case that upper card
- * driver
- * want to ignore the error event to read/write all the data not to stop read/write immediately when error event
- * happen for example bus testing procedure for MMC card.
- */
- typedef struct _sdhc_data
- {
- bool enableAutoCommand12; /*!< Enable auto CMD12 */
- bool enableIgnoreError; /*!< Enable to ignore error event to read/write all the data */
- size_t blockSize; /*!< Block size */
- uint32_t blockCount; /*!< Block count */
- uint32_t *rxData; /*!< Buffer to save data read */
- const uint32_t *txData; /*!< Data buffer to write */
- } sdhc_data_t;
- /*!
- * @brief Card command descriptor
- *
- * Define card command-related attribute.
- */
- typedef struct _sdhc_command
- {
- uint32_t index; /*!< Command index */
- uint32_t argument; /*!< Command argument */
- sdhc_card_command_type_t type; /*!< Command type */
- sdhc_card_response_type_t responseType; /*!< Command response type */
- uint32_t response[4U]; /*!< Response for this command */
- uint32_t responseErrorFlags; /*!< response error flag, the flag which need to check
- the command reponse*/
- } sdhc_command_t;
- /*! @brief Transfer state */
- typedef struct _sdhc_transfer
- {
- sdhc_data_t *data; /*!< Data to transfer */
- sdhc_command_t *command; /*!< Command to send */
- } sdhc_transfer_t;
- /*! @brief SDHC handle typedef */
- typedef struct _sdhc_handle sdhc_handle_t;
- /*! @brief SDHC callback functions. */
- typedef struct _sdhc_transfer_callback
- {
- void (*CardInserted)(SDHC_Type *base,
- void *userData); /*!< Card inserted occurs when DAT3/CD pin is for card detect */
- void (*CardRemoved)(SDHC_Type *base, void *userData); /*!< Card removed occurs */
- void (*SdioInterrupt)(SDHC_Type *base, void *userData); /*!< SDIO card interrupt occurs */
- void (*SdioBlockGap)(SDHC_Type *base, void *userData); /*!< SDIO card stopped at block gap occurs */
- void (*TransferComplete)(SDHC_Type *base,
- sdhc_handle_t *handle,
- status_t status,
- void *userData); /*!< Transfer complete callback */
- } sdhc_transfer_callback_t;
- /*!
- * @brief SDHC handle
- *
- * Defines the structure to save the SDHC state information and callback function. The detailed interrupt status when
- * sending a command or transfering data can be obtained from the interruptFlags field by using the mask defined in
- * sdhc_interrupt_flag_t.
- *
- * @note All the fields except interruptFlags and transferredWords must be allocated by the user.
- */
- struct _sdhc_handle
- {
- /* Transfer parameter */
- sdhc_data_t *volatile data; /*!< Data to transfer */
- sdhc_command_t *volatile command; /*!< Command to send */
- /* Transfer status */
- volatile uint32_t interruptFlags; /*!< Interrupt flags of last transaction */
- volatile uint32_t transferredWords; /*!< Words transferred by DATAPORT way */
- /* Callback functions */
- sdhc_transfer_callback_t callback; /*!< Callback function */
- void *userData; /*!< Parameter for transfer complete callback */
- };
- /*! @brief SDHC transfer function. */
- typedef status_t (*sdhc_transfer_function_t)(SDHC_Type *base, sdhc_transfer_t *content);
- /*! @brief SDHC host descriptor */
- typedef struct _sdhc_host
- {
- SDHC_Type *base; /*!< SDHC peripheral base address */
- uint32_t sourceClock_Hz; /*!< SDHC source clock frequency united in Hz */
- sdhc_config_t config; /*!< SDHC configuration */
- sdhc_capability_t capability; /*!< SDHC capability information */
- sdhc_transfer_function_t transfer; /*!< SDHC transfer function */
- } sdhc_host_t;
- /*************************************************************************************************
- * API
- ************************************************************************************************/
- #if defined(__cplusplus)
- extern "C" {
- #endif
- /*!
- * @name Initialization and deinitialization
- * @{
- */
- /*!
- * @brief SDHC module initialization function.
- *
- * Configures the SDHC according to the user configuration.
- *
- * Example:
- @code
- sdhc_config_t config;
- config.cardDetectDat3 = false;
- config.endianMode = kSDHC_EndianModeLittle;
- config.dmaMode = kSDHC_DmaModeAdma2;
- config.readWatermarkLevel = 128U;
- config.writeWatermarkLevel = 128U;
- SDHC_Init(SDHC, &config);
- @endcode
- *
- * @param base SDHC peripheral base address.
- * @param config SDHC configuration information.
- * @retval kStatus_Success Operate successfully.
- */
- void SDHC_Init(SDHC_Type *base, const sdhc_config_t *config);
- /*!
- * @brief Deinitializes the SDHC.
- *
- * @param base SDHC peripheral base address.
- */
- void SDHC_Deinit(SDHC_Type *base);
- /*!
- * @brief Resets the SDHC.
- *
- * @param base SDHC peripheral base address.
- * @param mask The reset type mask(_sdhc_reset).
- * @param timeout Timeout for reset.
- * @retval true Reset successfully.
- * @retval false Reset failed.
- */
- bool SDHC_Reset(SDHC_Type *base, uint32_t mask, uint32_t timeout);
- /* @} */
- /*!
- * @name DMA Control
- * @{
- */
- /*!
- * @brief Sets the ADMA descriptor table configuration.
- *
- * @param base SDHC peripheral base address.
- * @param dmaMode DMA mode.
- * @param table ADMA table address.
- * @param tableWords ADMA table buffer length united as Words.
- * @param data Data buffer address.
- * @param dataBytes Data length united as bytes.
- * @retval kStatus_OutOfRange ADMA descriptor table length isn't enough to describe data.
- * @retval kStatus_Success Operate successfully.
- */
- status_t SDHC_SetAdmaTableConfig(SDHC_Type *base,
- sdhc_dma_mode_t dmaMode,
- uint32_t *table,
- uint32_t tableWords,
- const uint32_t *data,
- uint32_t dataBytes);
- /* @} */
- /*!
- * @name Interrupts
- * @{
- */
- /*!
- * @brief Enables the interrupt status.
- *
- * @param base SDHC peripheral base address.
- * @param mask Interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline void SDHC_EnableInterruptStatus(SDHC_Type *base, uint32_t mask)
- {
- base->IRQSTATEN |= mask;
- }
- /*!
- * @brief Disables the interrupt status.
- *
- * @param base SDHC peripheral base address.
- * @param mask The interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline void SDHC_DisableInterruptStatus(SDHC_Type *base, uint32_t mask)
- {
- base->IRQSTATEN &= ~mask;
- }
- /*!
- * @brief Enables the interrupt signal corresponding to the interrupt status flag.
- *
- * @param base SDHC peripheral base address.
- * @param mask The interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline void SDHC_EnableInterruptSignal(SDHC_Type *base, uint32_t mask)
- {
- base->IRQSIGEN |= mask;
- }
- /*!
- * @brief Disables the interrupt signal corresponding to the interrupt status flag.
- *
- * @param base SDHC peripheral base address.
- * @param mask The interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline void SDHC_DisableInterruptSignal(SDHC_Type *base, uint32_t mask)
- {
- base->IRQSIGEN &= ~mask;
- }
- /* @} */
- /*!
- * @name Status
- * @{
- */
- /*!
- * @brief Gets the current interrupt status.
- *
- * @param base SDHC peripheral base address.
- * @return Current interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline uint32_t SDHC_GetInterruptStatusFlags(SDHC_Type *base)
- {
- return base->IRQSTAT;
- }
- /*!
- * @brief Clears a specified interrupt status.
- *
- * @param base SDHC peripheral base address.
- * @param mask The interrupt status flags mask(_sdhc_interrupt_status_flag).
- */
- static inline void SDHC_ClearInterruptStatusFlags(SDHC_Type *base, uint32_t mask)
- {
- base->IRQSTAT = mask;
- }
- /*!
- * @brief Gets the status of auto command 12 error.
- *
- * @param base SDHC peripheral base address.
- * @return Auto command 12 error status flags mask(_sdhc_auto_command12_error_status_flag).
- */
- static inline uint32_t SDHC_GetAutoCommand12ErrorStatusFlags(SDHC_Type *base)
- {
- return base->AC12ERR;
- }
- /*!
- * @brief Gets the status of the ADMA error.
- *
- * @param base SDHC peripheral base address.
- * @return ADMA error status flags mask(_sdhc_adma_error_status_flag).
- */
- static inline uint32_t SDHC_GetAdmaErrorStatusFlags(SDHC_Type *base)
- {
- return base->ADMAES;
- }
- /*!
- * @brief Gets a present status.
- *
- * This function gets the present SDHC's status except for an interrupt status and an error status.
- *
- * @param base SDHC peripheral base address.
- * @return Present SDHC's status flags mask(_sdhc_present_status_flag).
- */
- static inline uint32_t SDHC_GetPresentStatusFlags(SDHC_Type *base)
- {
- return base->PRSSTAT;
- }
- /* @} */
- /*!
- * @name Bus Operations
- * @{
- */
- /*!
- * @brief Gets the capability information.
- *
- * @param base SDHC peripheral base address.
- * @param capability Structure to save capability information.
- */
- void SDHC_GetCapability(SDHC_Type *base, sdhc_capability_t *capability);
- /*!
- * @brief Enables or disables the SD bus clock.
- *
- * @param base SDHC peripheral base address.
- * @param enable True to enable, false to disable.
- */
- static inline void SDHC_EnableSdClock(SDHC_Type *base, bool enable)
- {
- if (enable)
- {
- base->SYSCTL |= SDHC_SYSCTL_SDCLKEN_MASK;
- }
- else
- {
- base->SYSCTL &= ~SDHC_SYSCTL_SDCLKEN_MASK;
- }
- }
- /*!
- * @brief Sets the SD bus clock frequency.
- *
- * @param base SDHC peripheral base address.
- * @param srcClock_Hz SDHC source clock frequency united in Hz.
- * @param busClock_Hz SD bus clock frequency united in Hz.
- *
- * @return The nearest frequency of busClock_Hz configured to SD bus.
- */
- uint32_t SDHC_SetSdClock(SDHC_Type *base, uint32_t srcClock_Hz, uint32_t busClock_Hz);
- /*!
- * @brief Sends 80 clocks to the card to set it to the active state.
- *
- * This function must be called each time the card is inserted to ensure that the card can receive the command
- * correctly.
- *
- * @param base SDHC peripheral base address.
- * @param timeout Timeout to initialize card.
- * @retval true Set card active successfully.
- * @retval false Set card active failed.
- */
- bool SDHC_SetCardActive(SDHC_Type *base, uint32_t timeout);
- /*!
- * @brief Sets the data transfer width.
- *
- * @param base SDHC peripheral base address.
- * @param width Data transfer width.
- */
- static inline void SDHC_SetDataBusWidth(SDHC_Type *base, sdhc_data_bus_width_t width)
- {
- base->PROCTL = ((base->PROCTL & ~SDHC_PROCTL_DTW_MASK) | SDHC_PROCTL_DTW(width));
- }
- /*!
- * @brief detect card insert status.
- *
- * @param base SDHC peripheral base address.
- * @param enable/disable flag
- */
- static inline void SDHC_CardDetectByData3(SDHC_Type *base, bool enable)
- {
- if (enable)
- {
- base->PROCTL |= SDHC_PROCTL_D3CD_MASK;
- }
- else
- {
- base->PROCTL &= ~SDHC_PROCTL_D3CD_MASK;
- }
- }
- /*!
- * @brief Sets the card transfer-related configuration.
- *
- * This function fills the card transfer-related command argument/transfer flag/data size. The command and data are sent
- by
- * SDHC after calling this function.
- *
- * Example:
- @code
- sdhc_transfer_config_t transferConfig;
- transferConfig.dataBlockSize = 512U;
- transferConfig.dataBlockCount = 2U;
- transferConfig.commandArgument = 0x01AAU;
- transferConfig.commandIndex = 8U;
- transferConfig.flags |= (kSDHC_EnableDmaFlag | kSDHC_EnableAutoCommand12Flag | kSDHC_MultipleBlockFlag);
- SDHC_SetTransferConfig(SDHC, &transferConfig);
- @endcode
- *
- * @param base SDHC peripheral base address.
- * @param config Command configuration structure.
- */
- void SDHC_SetTransferConfig(SDHC_Type *base, const sdhc_transfer_config_t *config);
- /*!
- * @brief Gets the command response.
- *
- * @param base SDHC peripheral base address.
- * @param index The index of response register, range from 0 to 3.
- * @return Response register transfer.
- */
- static inline uint32_t SDHC_GetCommandResponse(SDHC_Type *base, uint32_t index)
- {
- assert(index < 4U);
- return base->CMDRSP[index];
- }
- /*!
- * @brief Fills the the data port.
- *
- * This function is used to implement the data transfer by Data Port instead of DMA.
- *
- * @param base SDHC peripheral base address.
- * @param data The data about to be sent.
- */
- static inline void SDHC_WriteData(SDHC_Type *base, uint32_t data)
- {
- base->DATPORT = data;
- }
- /*!
- * @brief Retrieves the data from the data port.
- *
- * This function is used to implement the data transfer by Data Port instead of DMA.
- *
- * @param base SDHC peripheral base address.
- * @return The data has been read.
- */
- static inline uint32_t SDHC_ReadData(SDHC_Type *base)
- {
- return base->DATPORT;
- }
- /*!
- * @brief Enables or disables a wakeup event in low-power mode.
- *
- * @param base SDHC peripheral base address.
- * @param mask Wakeup events mask(_sdhc_wakeup_event).
- * @param enable True to enable, false to disable.
- */
- static inline void SDHC_EnableWakeupEvent(SDHC_Type *base, uint32_t mask, bool enable)
- {
- if (enable)
- {
- base->PROCTL |= mask;
- }
- else
- {
- base->PROCTL &= ~mask;
- }
- }
- /*!
- * @brief Enables or disables the card detection level for testing.
- *
- * @param base SDHC peripheral base address.
- * @param enable True to enable, false to disable.
- */
- static inline void SDHC_EnableCardDetectTest(SDHC_Type *base, bool enable)
- {
- if (enable)
- {
- base->PROCTL |= SDHC_PROCTL_CDSS_MASK;
- }
- else
- {
- base->PROCTL &= ~SDHC_PROCTL_CDSS_MASK;
- }
- }
- /*!
- * @brief Sets the card detection test level.
- *
- * This function sets the card detection test level to indicate whether the card is inserted into the SDHC when DAT[3]/
- * CD pin is selected as a card detection pin. This function can also assert the pin logic when DAT[3]/CD pin is
- * selected
- * as the card detection pin.
- *
- * @param base SDHC peripheral base address.
- * @param high True to set the card detect level to high.
- */
- static inline void SDHC_SetCardDetectTestLevel(SDHC_Type *base, bool high)
- {
- if (high)
- {
- base->PROCTL |= SDHC_PROCTL_CDTL_MASK;
- }
- else
- {
- base->PROCTL &= ~SDHC_PROCTL_CDTL_MASK;
- }
- }
- /*!
- * @brief Enables or disables the SDIO card control.
- *
- * @param base SDHC peripheral base address.
- * @param mask SDIO card control flags mask(_sdhc_sdio_control_flag).
- * @param enable True to enable, false to disable.
- */
- void SDHC_EnableSdioControl(SDHC_Type *base, uint32_t mask, bool enable);
- /*!
- * @brief Restarts a transaction which has stopped at the block GAP for the SDIO card.
- *
- * @param base SDHC peripheral base address.
- */
- static inline void SDHC_SetContinueRequest(SDHC_Type *base)
- {
- base->PROCTL |= SDHC_PROCTL_CREQ_MASK;
- }
- /*!
- * @brief Configures the MMC boot feature.
- *
- * Example:
- @code
- sdhc_boot_config_t config;
- config.ackTimeoutCount = 4;
- config.bootMode = kSDHC_BootModeNormal;
- config.blockCount = 5;
- config.enableBootAck = true;
- config.enableBoot = true;
- config.enableAutoStopAtBlockGap = true;
- SDHC_SetMmcBootConfig(SDHC, &config);
- @endcode
- *
- * @param base SDHC peripheral base address.
- * @param config The MMC boot configuration information.
- */
- void SDHC_SetMmcBootConfig(SDHC_Type *base, const sdhc_boot_config_t *config);
- /*!
- * @brief Forces generating events according to the given mask.
- *
- * @param base SDHC peripheral base address.
- * @param mask The force events mask(_sdhc_force_event).
- */
- static inline void SDHC_SetForceEvent(SDHC_Type *base, uint32_t mask)
- {
- base->FEVT = mask;
- }
- /* @} */
- /*!
- * @name Transactional
- * @{
- */
- /*!
- * @brief Transfers the command/data using a blocking method.
- *
- * This function waits until the command response/data is received or the SDHC encounters an error by polling the status
- * flag.
- * This function support non word align data addr transfer support, if data buffer addr is not align in DMA mode,
- * the API will continue finish the transfer by polling IO directly
- * The application must not call this API in multiple threads at the same time. Because of that this API doesn't support
- * the re-entry mechanism.
- *
- * @note There is no need to call the API 'SDHC_TransferCreateHandle' when calling this API.
- *
- * @param base SDHC peripheral base address.
- * @param admaTable ADMA table address, can't be null if transfer way is ADMA1/ADMA2.
- * @param admaTableWords ADMA table length united as words, can't be 0 if transfer way is ADMA1/ADMA2.
- * @param transfer Transfer content.
- * @retval kStatus_InvalidArgument Argument is invalid.
- * @retval kStatus_SDHC_PrepareAdmaDescriptorFailed Prepare ADMA descriptor failed.
- * @retval kStatus_SDHC_SendCommandFailed Send command failed.
- * @retval kStatus_SDHC_TransferDataFailed Transfer data failed.
- * @retval kStatus_Success Operate successfully.
- */
- status_t SDHC_TransferBlocking(SDHC_Type *base,
- uint32_t *admaTable,
- uint32_t admaTableWords,
- sdhc_transfer_t *transfer);
- /*!
- * @brief Creates the SDHC handle.
- *
- * @param base SDHC peripheral base address.
- * @param handle SDHC handle pointer.
- * @param callback Structure pointer to contain all callback functions.
- * @param userData Callback function parameter.
- */
- void SDHC_TransferCreateHandle(SDHC_Type *base,
- sdhc_handle_t *handle,
- const sdhc_transfer_callback_t *callback,
- void *userData);
- /*!
- * @brief Transfers the command/data using an interrupt and an asynchronous method.
- *
- * This function sends a command and data and returns immediately. It doesn't wait the transfer complete or encounter an
- * error.
- * This function support non word align data addr transfer support, if data buffer addr is not align in DMA mode,
- * the API will continue finish the transfer by polling IO directly
- * The application must not call this API in multiple threads at the same time. Because of that this API doesn't support
- * the re-entry mechanism.
- *
- * @note Call the API 'SDHC_TransferCreateHandle' when calling this API.
- *
- * @param base SDHC peripheral base address.
- * @param handle SDHC handle.
- * @param admaTable ADMA table address, can't be null if transfer way is ADMA1/ADMA2.
- * @param admaTableWords ADMA table length united as words, can't be 0 if transfer way is ADMA1/ADMA2.
- * @param transfer Transfer content.
- * @retval kStatus_InvalidArgument Argument is invalid.
- * @retval kStatus_SDHC_BusyTransferring Busy transferring.
- * @retval kStatus_SDHC_PrepareAdmaDescriptorFailed Prepare ADMA descriptor failed.
- * @retval kStatus_Success Operate successfully.
- */
- status_t SDHC_TransferNonBlocking(
- SDHC_Type *base, sdhc_handle_t *handle, uint32_t *admaTable, uint32_t admaTableWords, sdhc_transfer_t *transfer);
- /*!
- * @brief IRQ handler for the SDHC.
- *
- * This function deals with the IRQs on the given host controller.
- *
- * @param base SDHC peripheral base address.
- * @param handle SDHC handle.
- */
- void SDHC_TransferHandleIRQ(SDHC_Type *base, sdhc_handle_t *handle);
- /* @} */
- #if defined(__cplusplus)
- }
- #endif
- /*! @} */
- #endif /* _FSL_SDHC_H_*/
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