322 lines
12 KiB
C
322 lines
12 KiB
C
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/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016-2018 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _FSL_MMC_H_
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#define _FSL_MMC_H_
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#include "fsl_sdmmc_common.h"
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/*!
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* @addtogroup MMCCARD
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* @{
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*/
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/*! @brief MMC card flags */
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enum _mmc_card_flag
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{
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kMMC_SupportHighSpeed26MHZFlag = (1U << 0U), /*!< Support high speed 26MHZ */
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kMMC_SupportHighSpeed52MHZFlag = (1U << 1U), /*!< Support high speed 52MHZ */
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kMMC_SupportHighSpeedDDR52MHZ180V300VFlag = (1 << 2U), /*!< ddr 52MHZ 1.8V or 3.0V */
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kMMC_SupportHighSpeedDDR52MHZ120VFlag = (1 << 3U), /*!< DDR 52MHZ 1.2V */
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kMMC_SupportHS200200MHZ180VFlag = (1 << 4U), /*!< HS200 ,200MHZ,1.8V */
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kMMC_SupportHS200200MHZ120VFlag = (1 << 5U), /*!< HS200, 200MHZ, 1.2V */
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kMMC_SupportHS400DDR200MHZ180VFlag = (1 << 6U), /*!< HS400, DDR, 200MHZ,1.8V */
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kMMC_SupportHS400DDR200MHZ120VFlag = (1 << 7U), /*!< HS400, DDR, 200MHZ,1.2V */
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kMMC_SupportHighCapacityFlag = (1U << 8U), /*!< Support high capacity */
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kMMC_SupportAlternateBootFlag = (1U << 9U), /*!< Support alternate boot */
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kMMC_SupportDDRBootFlag = (1U << 10U), /*!< support DDR boot flag*/
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kMMC_SupportHighSpeedBootFlag = (1U << 11U), /*!< support high speed boot flag*/
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};
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/*!
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* @brief mmc card state
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*
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* Define the card structure including the necessary fields to identify and describe the card.
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*/
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typedef struct _mmc_card
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{
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SDMMCHOST_CONFIG host; /*!< Host information */
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mmccard_usr_param_t usrParam; /*!< user parameter */
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bool isHostReady; /*!< Use this flag to indicate if need host re-init or not*/
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bool noInteralAlign; /*!< use this flag to disable sdmmc align. If disable, sdmmc will not make sure the
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data buffer address is word align, otherwise all the transfer are align to low level driver */
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uint32_t busClock_Hz; /*!< MMC bus clock united in Hz */
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uint32_t relativeAddress; /*!< Relative address of the card */
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bool enablePreDefinedBlockCount; /*!< Enable PRE-DEFINED block count when read/write */
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uint32_t flags; /*!< Capability flag in _mmc_card_flag */
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uint32_t rawCid[4U]; /*!< Raw CID content */
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uint32_t rawCsd[4U]; /*!< Raw CSD content */
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uint32_t rawExtendedCsd[MMC_EXTENDED_CSD_BYTES / 4U]; /*!< Raw MMC Extended CSD content */
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uint32_t ocr; /*!< Raw OCR content */
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mmc_cid_t cid; /*!< CID */
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mmc_csd_t csd; /*!< CSD */
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mmc_extended_csd_t extendedCsd; /*!< Extended CSD */
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uint32_t blockSize; /*!< Card block size */
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uint32_t userPartitionBlocks; /*!< Card total block number in user partition */
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uint32_t bootPartitionBlocks; /*!< Boot partition size united as block size */
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uint32_t eraseGroupBlocks; /*!< Erase group size united as block size */
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mmc_access_partition_t currentPartition; /*!< Current access partition */
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mmc_voltage_window_t hostVoltageWindowVCCQ; /*!< Host IO voltage window */
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mmc_voltage_window_t hostVoltageWindowVCC; /*!< application must set this value according to board specific */
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mmc_high_speed_timing_t busTiming; /*!< indicate the current work timing mode*/
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mmc_data_bus_width_t busWidth; /*!< indicate the current work bus width */
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} mmc_card_t;
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/*************************************************************************************************
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* API
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************************************************************************************************/
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/*!
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* @name MMCCARD Function
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* @{
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*/
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/*!
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* @brief Initializes the MMC card and host.
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*
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* @param card Card descriptor.
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*
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* @retval kStatus_SDMMC_HostNotReady host is not ready.
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* @retval kStatus_SDMMC_GoIdleFailed Go idle failed.
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* @retval kStatus_SDMMC_SendOperationConditionFailed Send operation condition failed.
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* @retval kStatus_SDMMC_AllSendCidFailed Send CID failed.
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* @retval kStatus_SDMMC_SetRelativeAddressFailed Set relative address failed.
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* @retval kStatus_SDMMC_SendCsdFailed Send CSD failed.
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* @retval kStatus_SDMMC_CardNotSupport Card not support.
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* @retval kStatus_SDMMC_SelectCardFailed Send SELECT_CARD command failed.
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* @retval kStatus_SDMMC_SendExtendedCsdFailed Send EXT_CSD failed.
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* @retval kStatus_SDMMC_SetBusWidthFailed Set bus width failed.
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* @retval kStatus_SDMMC_SwitchHighSpeedFailed Switch high speed failed.
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* @retval kStatus_SDMMC_SetCardBlockSizeFailed Set card block size failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_Init(mmc_card_t *card);
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/*!
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* @brief Deinitializes the card and host.
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*
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* @param card Card descriptor.
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*/
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void MMC_Deinit(mmc_card_t *card);
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/*!
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* @brief intialize the card.
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*
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* @param card Card descriptor.
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*
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* @retval kStatus_SDMMC_HostNotReady host is not ready.
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* @retval kStatus_SDMMC_GoIdleFailed Go idle failed.
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* @retval kStatus_SDMMC_SendOperationConditionFailed Send operation condition failed.
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* @retval kStatus_SDMMC_AllSendCidFailed Send CID failed.
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* @retval kStatus_SDMMC_SetRelativeAddressFailed Set relative address failed.
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* @retval kStatus_SDMMC_SendCsdFailed Send CSD failed.
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* @retval kStatus_SDMMC_CardNotSupport Card not support.
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* @retval kStatus_SDMMC_SelectCardFailed Send SELECT_CARD command failed.
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* @retval kStatus_SDMMC_SendExtendedCsdFailed Send EXT_CSD failed.
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* @retval kStatus_SDMMC_SetBusWidthFailed Set bus width failed.
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* @retval kStatus_SDMMC_SwitchHighSpeedFailed Switch high speed failed.
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* @retval kStatus_SDMMC_SetCardBlockSizeFailed Set card block size failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_CardInit(mmc_card_t *card);
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/*!
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* @brief Deinitializes the card.
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*
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* @param card Card descriptor.
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*/
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void MMC_CardDeinit(mmc_card_t *card);
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/*!
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* @brief initialize the host.
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*
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* This function deinitializes the specific host.
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*
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* @param card Card descriptor.
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*/
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status_t MMC_HostInit(mmc_card_t *card);
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/*!
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* @brief Deinitializes the host.
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*
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* This function deinitializes the host.
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*
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* @param card Card descriptor.
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*/
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void MMC_HostDeinit(mmc_card_t *card);
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/*!
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* @brief reset the host.
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*
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* This function reset the specific host.
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*
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* @param host host descriptor.
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*/
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void MMC_HostReset(SDMMCHOST_CONFIG *host);
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/*!
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* @brief power on card.
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*
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* The power on operation depend on host or the user define power on function.
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* @param base host base address.
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* @param pwr user define power control configuration
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*/
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void MMC_PowerOnCard(SDMMCHOST_TYPE *base, const sdmmchost_pwr_card_t *pwr);
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/*!
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* @brief power off card.
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*
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* The power off operation depend on host or the user define power on function.
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* @param base host base address.
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* @param pwr user define power control configuration
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*/
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void MMC_PowerOffCard(SDMMCHOST_TYPE *base, const sdmmchost_pwr_card_t *pwr);
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/*!
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* @brief Checks if the card is read-only.
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*
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* @param card Card descriptor.
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* @retval true Card is read only.
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* @retval false Card isn't read only.
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*/
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bool MMC_CheckReadOnly(mmc_card_t *card);
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/*!
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* @brief Reads data blocks from the card.
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*
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* @param card Card descriptor.
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* @param buffer The buffer to save data.
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* @param startBlock The start block index.
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* @param blockCount The number of blocks to read.
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* @retval kStatus_InvalidArgument Invalid argument.
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* @retval kStatus_SDMMC_CardNotSupport Card not support.
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* @retval kStatus_SDMMC_SetBlockCountFailed Set block count failed.
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* @retval kStatus_SDMMC_TransferFailed Transfer failed.
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* @retval kStatus_SDMMC_StopTransmissionFailed Stop transmission failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_ReadBlocks(mmc_card_t *card, uint8_t *buffer, uint32_t startBlock, uint32_t blockCount);
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/*!
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* @brief Writes data blocks to the card.
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*
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* @param card Card descriptor.
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* @param buffer The buffer to save data blocks.
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* @param startBlock Start block number to write.
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* @param blockCount Block count.
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* @retval kStatus_InvalidArgument Invalid argument.
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* @retval kStatus_SDMMC_NotSupportYet Not support now.
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* @retval kStatus_SDMMC_SetBlockCountFailed Set block count failed.
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* @retval kStatus_SDMMC_WaitWriteCompleteFailed Send status failed.
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* @retval kStatus_SDMMC_TransferFailed Transfer failed.
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* @retval kStatus_SDMMC_StopTransmissionFailed Stop transmission failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_WriteBlocks(mmc_card_t *card, const uint8_t *buffer, uint32_t startBlock, uint32_t blockCount);
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/*!
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* @brief Erases groups of the card.
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*
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* Erase group is the smallest erase unit in MMC card. The erase range is [startGroup, endGroup].
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*
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* @param card Card descriptor.
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* @param startGroup Start group number.
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* @param endGroup End group number.
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* @retval kStatus_InvalidArgument Invalid argument.
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* @retval kStatus_SDMMC_WaitWriteCompleteFailed Send status failed.
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* @retval kStatus_SDMMC_TransferFailed Transfer failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_EraseGroups(mmc_card_t *card, uint32_t startGroup, uint32_t endGroup);
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/*!
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* @brief Selects the partition to access.
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*
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* @param card Card descriptor.
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* @param partitionNumber The partition number.
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* @retval kStatus_SDMMC_ConfigureExtendedCsdFailed Configure EXT_CSD failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_SelectPartition(mmc_card_t *card, mmc_access_partition_t partitionNumber);
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/*!
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* @brief Configures the boot activity of the card.
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*
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* @param card Card descriptor.
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* @param config Boot configuration structure.
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* @retval kStatus_SDMMC_NotSupportYet Not support now.
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* @retval kStatus_SDMMC_ConfigureExtendedCsdFailed Configure EXT_CSD failed.
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* @retval kStatus_SDMMC_ConfigureBootFailed Configure boot failed.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_SetBootConfig(mmc_card_t *card, const mmc_boot_config_t *config);
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/*!
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* @brief MMC card start boot.
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*
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* @param card Card descriptor.
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* @param mmcConfig mmc Boot configuration structure.
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* @param buffer address to recieve data.
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* @param hostConfig host boot configurations.
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* @retval kStatus_Fail fail.
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* @retval kStatus_SDMMC_TransferFailed transfer fail.
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* @retval kStatus_SDMMC_GoIdleFailed reset card fail.
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* @retval kStatus_Success Operate successfully.
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*/
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status_t MMC_StartBoot(mmc_card_t *card,
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const mmc_boot_config_t *mmcConfig,
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uint8_t *buffer,
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SDMMCHOST_BOOT_CONFIG *hostConfig);
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/*!
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* @brief MMC card set boot configuration write protect.
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*
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* @param card Card descriptor.
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* @param wp write protect value.
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*/
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status_t MMC_SetBootConfigWP(mmc_card_t *card, uint8_t wp);
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/*!
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* @brief MMC card continous read boot data.
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*
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* @param card Card descriptor.
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* @param buffer buffer address.
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* @param hostConfig host boot configurations.
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*/
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status_t MMC_ReadBootData(mmc_card_t *card, uint8_t *buffer, SDMMCHOST_BOOT_CONFIG *hostConfig);
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/*!
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* @brief MMC card stop boot mode.
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*
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* @param card Card descriptor.
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* @param bootMode boot mode.
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*/
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status_t MMC_StopBoot(mmc_card_t *card, uint32_t bootMode);
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/*!
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* @brief MMC card set boot partition write protect.
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*
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* @param card Card descriptor.
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* @param bootPartitionWP boot partition write protect value.
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*/
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status_t MMC_SetBootPartitionWP(mmc_card_t *card, mmc_boot_partition_wp_t bootPartitionWP);
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/* @} */
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#if defined(__cplusplus)
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}
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#endif
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/*! @} */
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#endif /* _FSL_MMC_H_*/
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