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Add SDIO STDLIB driver
This commit is contained in:
Chris
parent
90210b7c54
commit
90adb18f22
3 changed files with 4151 additions and 0 deletions
631
src/main/drivers/sdcard_sdio_stdlib.c
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631
src/main/drivers/sdcard_sdio_stdlib.c
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/*
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* This file is part of Cleanflight.
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*
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* Cleanflight 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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*
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* Cleanflight 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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*
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* You should have received a copy of the GNU General Public License
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* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include "platform.h"
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#ifdef USE_SDCARD_SDIO
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#include "drivers/nvic.h"
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#include "drivers/io.h"
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#include "drivers/dma.h"
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#include "drivers/time.h"
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#include "drivers/sdcard.h"
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#include "drivers/sdcard_standard.h"
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#include "drivers/sdio_stdlib.h"
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#ifdef AFATFS_USE_INTROSPECTIVE_LOGGING
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#define SDCARD_PROFILING
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#endif
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#define SDCARD_TIMEOUT_INIT_MILLIS 200
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#define SDCARD_MAX_CONSECUTIVE_FAILURES 8
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typedef enum {
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// In these states we run at the initialization 400kHz clockspeed:
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SDCARD_STATE_NOT_PRESENT = 0,
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SDCARD_STATE_RESET,
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SDCARD_STATE_CARD_INIT_IN_PROGRESS,
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SDCARD_STATE_INITIALIZATION_RECEIVE_CID,
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// In these states we run at full clock speed
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SDCARD_STATE_READY,
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SDCARD_STATE_READING,
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SDCARD_STATE_SENDING_WRITE,
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SDCARD_STATE_WAITING_FOR_WRITE,
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SDCARD_STATE_WRITING_MULTIPLE_BLOCKS,
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SDCARD_STATE_STOPPING_MULTIPLE_BLOCK_WRITE
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} sdcardState_e;
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typedef struct sdcard_t {
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struct {
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uint8_t *buffer;
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uint32_t blockIndex;
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uint8_t chunkIndex;
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sdcard_operationCompleteCallback_c callback;
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uint32_t callbackData;
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#ifdef SDCARD_PROFILING
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uint32_t profileStartTime;
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#endif
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} pendingOperation;
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uint32_t operationStartTime;
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uint8_t failureCount;
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uint8_t version;
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bool highCapacity;
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uint32_t multiWriteNextBlock;
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uint32_t multiWriteBlocksRemain;
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sdcardState_e state;
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sdcardMetadata_t metadata;
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sdcardCSD_t csd;
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#ifdef SDIO_DMA
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volatile uint8_t TxDMA_Cplt;
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volatile uint8_t RxDMA_Cplt;
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#endif
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#ifdef SDCARD_PROFILING
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sdcard_profilerCallback_c profiler;
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#endif
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} sdcard_t;
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static sdcard_t sdcard;
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STATIC_ASSERT(sizeof(sdcardCSD_t) == 16, sdcard_csd_bitfields_didnt_pack_properly);
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void sdcardInsertionDetectDeinit(void)
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{
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//Handled by the driver
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return;
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}
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void sdcardInsertionDetectInit(void)
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{
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//Handled by the driver
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return;
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}
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/**
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* Detect if a SD card is physically present in the memory slot.
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*/
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bool sdcard_isInserted(void)
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{
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return SD_Detect();
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}
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/**
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* Returns true if the card has already been, or is currently, initializing and hasn't encountered enough errors to
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* trip our error threshold and be disabled (i.e. our card is in and working!)
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*/
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bool sdcard_isFunctional(void)
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{
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return sdcard.state != SDCARD_STATE_NOT_PRESENT;
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}
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/**
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* Handle a failure of an SD card operation by resetting the card back to its initialization phase.
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*
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* Increments the failure counter, and when the failure threshold is reached, disables the card until
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* the next call to sdcard_init().
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*/
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static void sdcard_reset(void)
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{
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SD_DeInit();
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delay(200);
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SD_Init();
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sdcard.failureCount++;
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if (sdcard.failureCount >= SDCARD_MAX_CONSECUTIVE_FAILURES || sdcard_isInserted() == SD_NOT_PRESENT) {
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sdcard.state = SDCARD_STATE_NOT_PRESENT;
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} else {
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sdcard.operationStartTime = millis();
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sdcard.state = SDCARD_STATE_RESET;
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}
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}
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typedef enum {
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SDCARD_RECEIVE_SUCCESS,
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SDCARD_RECEIVE_BLOCK_IN_PROGRESS,
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SDCARD_RECEIVE_ERROR
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} sdcardReceiveBlockStatus_e;
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/**
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* Attempt to receive a data block from the SD card.
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*
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* Return true on success, otherwise the card has not responded yet and you should retry later.
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*/
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static sdcardReceiveBlockStatus_e sdcard_receiveDataBlock(uint8_t *buffer, int count)
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{
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UNUSED(buffer);
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UNUSED(count);
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SD_Error ret = SD_WaitReadOperation();
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if (ret == SD_REQUEST_PENDING) {
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return SDCARD_RECEIVE_BLOCK_IN_PROGRESS;
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}
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if (SD_GetStatus() != SD_TRANSFER_OK) {
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return SDCARD_RECEIVE_ERROR;
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}
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return SDCARD_RECEIVE_SUCCESS;
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}
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static bool sdcard_receiveCID(void)
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{
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SD_CardInfo sdinfo;
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SD_GetCardInfo(&sdinfo);
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sdcard.metadata.manufacturerID = sdinfo.SD_cid.ManufacturerID;
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sdcard.metadata.oemID = sdinfo.SD_cid.OEM_AppliID;
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sdcard.metadata.productName[0] = (sdinfo.SD_cid.ProdName1 & 0xFF000000) >> 24;
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sdcard.metadata.productName[1] = (sdinfo.SD_cid.ProdName1 & 0x00FF0000) >> 16;
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sdcard.metadata.productName[2] = (sdinfo.SD_cid.ProdName1 & 0x0000FF00) >> 8;
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sdcard.metadata.productName[3] = (sdinfo.SD_cid.ProdName1 & 0x000000FF) >> 0;
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sdcard.metadata.productName[4] = sdinfo.SD_cid.ProdName2;
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sdcard.metadata.productRevisionMajor = sdinfo.SD_cid.ProdRev >> 4;
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sdcard.metadata.productRevisionMinor = sdinfo.SD_cid.ProdRev & 0x0F;
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sdcard.metadata.productSerial = sdinfo.SD_cid.ProdSN;
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sdcard.metadata.productionYear = (((sdinfo.SD_cid.ManufactDate & 0x0F00) >> 8) | ((sdinfo.SD_cid.ManufactDate & 0xFF) >> 4)) + 2000;
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sdcard.metadata.productionMonth = sdinfo.SD_cid.ManufactDate & 0x000F;
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return true;
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}
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static bool sdcard_fetchCSD(void)
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{
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/* The CSD command's data block should always arrive within 8 idle clock cycles (SD card spec). This is because
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* the information about card latency is stored in the CSD register itself, so we can't use that yet!
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*/
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SD_CardInfo sdinfo;
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SD_GetCardInfo(&sdinfo);
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sdcard.metadata.numBlocks = sdinfo.CardCapacity / sdinfo.CardBlockSize;
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return (bool) 1;
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}
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/**
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* Check if the SD Card has completed its startup sequence. Must be called with sdcard.state == SDCARD_STATE_INITIALIZATION.
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*
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* Returns true if the card has finished its init process.
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*/
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static bool sdcard_checkInitDone(void)
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{
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uint8_t ret = SD_GetStatus();
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if (ret == SD_TRANSFER_OK) {
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SD_CardInfo sdinfo;
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SD_GetCardInfo(&sdinfo);
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sdcard.version = (sdinfo.CardType) ? 2 : 1;
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sdcard.highCapacity = (sdinfo.CardType == 2) ? 1 : 0;
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}
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// When card init is complete, the idle bit in the response becomes zero.
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return (ret == SD_TRANSFER_OK) ? true : false;
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}
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/**
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* Begin the initialization process for the SD card. This must be called first before any other sdcard_ routine.
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*/
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void sdcard_init(bool useDMA)
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{
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UNUSED(useDMA);
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if (SD_Detect() == SD_PRESENT) {
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if (SD_Init() != SD_OK) {
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sdcard.state = SDCARD_STATE_NOT_PRESENT;
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sdcard.failureCount++;
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return;
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}
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} else {
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sdcard.state = SDCARD_STATE_NOT_PRESENT;
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sdcard.failureCount++;
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return;
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}
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sdcard.operationStartTime = millis();
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sdcard.state = SDCARD_STATE_RESET;
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sdcard.failureCount = 0;
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}
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/*
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* Returns true if the card is ready to accept read/write commands.
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*/
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static bool sdcard_isReady()
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{
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return sdcard.state == SDCARD_STATE_READY || sdcard.state == SDCARD_STATE_WRITING_MULTIPLE_BLOCKS;
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}
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/**
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* Send the stop-transmission token to complete a multi-block write.
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*
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* Returns:
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* SDCARD_OPERATION_IN_PROGRESS - We're now waiting for that stop to complete, the card will enter
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* the SDCARD_STATE_STOPPING_MULTIPLE_BLOCK_WRITE state.
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* SDCARD_OPERATION_SUCCESS - The multi-block write finished immediately, the card will enter
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* the SDCARD_READY state.
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*
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*/
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static sdcardOperationStatus_e sdcard_endWriteBlocks()
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{
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sdcard.multiWriteBlocksRemain = 0;
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// 8 dummy clocks to guarantee N_WR clocks between the last card response and this token
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// Card may choose to raise a busy (non-0xFF) signal after at most N_BR (1 byte) delay
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if (SD_GetStatus() == SD_TRANSFER_OK) {
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sdcard.state = SDCARD_STATE_READY;
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return SDCARD_OPERATION_SUCCESS;
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} else {
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sdcard.state = SDCARD_STATE_STOPPING_MULTIPLE_BLOCK_WRITE;
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sdcard.operationStartTime = millis();
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return SDCARD_OPERATION_IN_PROGRESS;
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}
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}
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/**
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* Call periodically for the SD card to perform in-progress transfers.
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*
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* Returns true if the card is ready to accept commands.
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*/
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bool sdcard_poll(void)
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{
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uint8_t initStatus;
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UNUSED(initStatus);
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#ifdef SDCARD_PROFILING
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bool profilingComplete;
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#endif
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doMore:
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switch (sdcard.state) {
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case SDCARD_STATE_RESET:
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//HAL Takes care of voltage crap.
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sdcard.state = SDCARD_STATE_CARD_INIT_IN_PROGRESS;
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goto doMore;
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break;
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case SDCARD_STATE_CARD_INIT_IN_PROGRESS:
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if (sdcard_checkInitDone()) {
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// Now fetch the CSD and CID registers
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if (sdcard_fetchCSD()) {
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sdcard.state = SDCARD_STATE_INITIALIZATION_RECEIVE_CID;
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goto doMore;
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} else {
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sdcard_reset();
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goto doMore;
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}
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}
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break;
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case SDCARD_STATE_INITIALIZATION_RECEIVE_CID:
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if (sdcard_receiveCID()) {
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/* The spec is a little iffy on what the default block size is for Standard Size cards (it can be changed on
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* standard size cards) so let's just set it to 512 explicitly so we don't have a problem.
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*/
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// if (!sdcard.highCapacity && SDMMC_CmdBlockLength(_HSD.Instance, SDCARD_BLOCK_SIZE)) {
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// sdcard_reset();
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// goto doMore;
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// }
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sdcard.multiWriteBlocksRemain = 0;
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sdcard.state = SDCARD_STATE_READY;
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goto doMore;
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} // else keep waiting for the CID to arrive
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break;
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case SDCARD_STATE_SENDING_WRITE:
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// Have we finished sending the write yet?
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if (SD_WaitWriteOperation() == SD_OK) {
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// The SD card is now busy committing that write to the card
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sdcard.state = SDCARD_STATE_WAITING_FOR_WRITE;
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sdcard.operationStartTime = millis();
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// Since we've transmitted the buffer we can go ahead and tell the caller their operation is complete
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if (sdcard.pendingOperation.callback) {
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sdcard.pendingOperation.callback(SDCARD_BLOCK_OPERATION_WRITE, sdcard.pendingOperation.blockIndex, sdcard.pendingOperation.buffer, sdcard.pendingOperation.callbackData);
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}
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}
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break;
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case SDCARD_STATE_WAITING_FOR_WRITE:
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if (SD_GetStatus() == SD_TRANSFER_OK) {
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#ifdef SDCARD_PROFILING
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profilingComplete = true;
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#endif
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sdcard.failureCount = 0; // Assume the card is good if it can complete a write
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// Still more blocks left to write in a multi-block chain?
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if (sdcard.multiWriteBlocksRemain > 1) {
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sdcard.multiWriteBlocksRemain--;
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sdcard.multiWriteNextBlock++;
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sdcard.state = SDCARD_STATE_WRITING_MULTIPLE_BLOCKS;
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} else if (sdcard.multiWriteBlocksRemain == 1) {
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// This function changes the sd card state for us whether immediately succesful or delayed:
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sdcard.multiWriteBlocksRemain = 0;
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} else {
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sdcard.state = SDCARD_STATE_READY;
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}
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#ifdef SDCARD_PROFILING
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if (profilingComplete && sdcard.profiler) {
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sdcard.profiler(SDCARD_BLOCK_OPERATION_WRITE, sdcard.pendingOperation.blockIndex, micros() - sdcard.pendingOperation.profileStartTime);
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}
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||||||
|
#endif
|
||||||
|
} else if (millis() > sdcard.operationStartTime + SDCARD_TIMEOUT_WRITE_MSEC) {
|
||||||
|
/*
|
||||||
|
* The caller has already been told that their write has completed, so they will have discarded
|
||||||
|
* their buffer and have no hope of retrying the operation. But this should be very rare and it allows
|
||||||
|
* them to reuse their buffer milliseconds faster than they otherwise would.
|
||||||
|
*/
|
||||||
|
sdcard_reset();
|
||||||
|
goto doMore;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case SDCARD_STATE_READING:
|
||||||
|
switch (sdcard_receiveDataBlock(sdcard.pendingOperation.buffer, SDCARD_BLOCK_SIZE)) {
|
||||||
|
case SDCARD_RECEIVE_SUCCESS:
|
||||||
|
|
||||||
|
sdcard.state = SDCARD_STATE_READY;
|
||||||
|
sdcard.failureCount = 0; // Assume the card is good if it can complete a read
|
||||||
|
|
||||||
|
#ifdef SDCARD_PROFILING
|
||||||
|
if (sdcard.profiler) {
|
||||||
|
sdcard.profiler(SDCARD_BLOCK_OPERATION_READ, sdcard.pendingOperation.blockIndex, micros() - sdcard.pendingOperation.profileStartTime);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if (sdcard.pendingOperation.callback) {
|
||||||
|
sdcard.pendingOperation.callback(
|
||||||
|
SDCARD_BLOCK_OPERATION_READ,
|
||||||
|
sdcard.pendingOperation.blockIndex,
|
||||||
|
sdcard.pendingOperation.buffer,
|
||||||
|
sdcard.pendingOperation.callbackData
|
||||||
|
);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case SDCARD_RECEIVE_BLOCK_IN_PROGRESS:
|
||||||
|
if (millis() <= sdcard.operationStartTime + SDCARD_TIMEOUT_READ_MSEC) {
|
||||||
|
break; // Timeout not reached yet so keep waiting
|
||||||
|
}
|
||||||
|
// Timeout has expired, so fall through to convert to a fatal error
|
||||||
|
|
||||||
|
case SDCARD_RECEIVE_ERROR:
|
||||||
|
goto doMore;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case SDCARD_STATE_STOPPING_MULTIPLE_BLOCK_WRITE:
|
||||||
|
if (SD_GetStatus() == SD_TRANSFER_OK) {
|
||||||
|
sdcard.state = SDCARD_STATE_READY;
|
||||||
|
|
||||||
|
#ifdef SDCARD_PROFILING
|
||||||
|
if (sdcard.profiler) {
|
||||||
|
sdcard.profiler(SDCARD_BLOCK_OPERATION_WRITE, sdcard.pendingOperation.blockIndex, micros() - sdcard.pendingOperation.profileStartTime);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
} else if (millis() > sdcard.operationStartTime + SDCARD_TIMEOUT_WRITE_MSEC) {
|
||||||
|
sdcard_reset();
|
||||||
|
goto doMore;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case SDCARD_STATE_NOT_PRESENT:
|
||||||
|
default:
|
||||||
|
;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Is the card's initialization taking too long?
|
||||||
|
if (sdcard.state >= SDCARD_STATE_RESET && sdcard.state < SDCARD_STATE_READY
|
||||||
|
&& millis() - sdcard.operationStartTime > SDCARD_TIMEOUT_INIT_MILLIS) {
|
||||||
|
sdcard_reset();
|
||||||
|
}
|
||||||
|
|
||||||
|
return sdcard_isReady();
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Write the 512-byte block from the given buffer into the block with the given index.
|
||||||
|
*
|
||||||
|
* If the write does not complete immediately, your callback will be called later. If the write was successful, the
|
||||||
|
* buffer pointer will be the same buffer you originally passed in, otherwise the buffer will be set to NULL.
|
||||||
|
*
|
||||||
|
* Returns:
|
||||||
|
* SDCARD_OPERATION_IN_PROGRESS - Your buffer is currently being transmitted to the card and your callback will be
|
||||||
|
* called later to report the completion. The buffer pointer must remain valid until
|
||||||
|
* that time.
|
||||||
|
* SDCARD_OPERATION_SUCCESS - Your buffer has been transmitted to the card now.
|
||||||
|
* SDCARD_OPERATION_BUSY - The card is already busy and cannot accept your write
|
||||||
|
* SDCARD_OPERATION_FAILURE - Your write was rejected by the card, card will be reset
|
||||||
|
*/
|
||||||
|
sdcardOperationStatus_e sdcard_writeBlock(uint32_t blockIndex, uint8_t *buffer, sdcard_operationCompleteCallback_c callback, uint32_t callbackData)
|
||||||
|
{
|
||||||
|
|
||||||
|
#ifdef SDCARD_PROFILING
|
||||||
|
sdcard.pendingOperation.profileStartTime = micros();
|
||||||
|
#endif
|
||||||
|
|
||||||
|
doMore:
|
||||||
|
switch (sdcard.state) {
|
||||||
|
case SDCARD_STATE_WRITING_MULTIPLE_BLOCKS:
|
||||||
|
// Do we need to cancel the previous multi-block write?
|
||||||
|
if (blockIndex != sdcard.multiWriteNextBlock) {
|
||||||
|
if (sdcard_endWriteBlocks() == SDCARD_OPERATION_SUCCESS) {
|
||||||
|
// Now we've entered the ready state, we can try again
|
||||||
|
goto doMore;
|
||||||
|
} else {
|
||||||
|
return SDCARD_OPERATION_BUSY;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// We're continuing a multi-block write
|
||||||
|
break;
|
||||||
|
case SDCARD_STATE_READY:
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
return SDCARD_OPERATION_BUSY;
|
||||||
|
}
|
||||||
|
|
||||||
|
sdcard.pendingOperation.buffer = buffer;
|
||||||
|
sdcard.pendingOperation.blockIndex = blockIndex;
|
||||||
|
sdcard.pendingOperation.callback = callback;
|
||||||
|
sdcard.pendingOperation.callbackData = callbackData;
|
||||||
|
sdcard.pendingOperation.chunkIndex = 1; // (for non-DMA transfers) we've sent chunk #0 already
|
||||||
|
sdcard.state = SDCARD_STATE_SENDING_WRITE;
|
||||||
|
|
||||||
|
if (SD_WriteBlock(buffer, blockIndex * 512, 1) != SD_OK) {
|
||||||
|
/* Our write was rejected! This could be due to a bad address but we hope not to attempt that, so assume
|
||||||
|
* the card is broken and needs reset.
|
||||||
|
*/
|
||||||
|
sdcard_reset();
|
||||||
|
|
||||||
|
// Announce write failure:
|
||||||
|
if (sdcard.pendingOperation.callback) {
|
||||||
|
sdcard.pendingOperation.callback(SDCARD_BLOCK_OPERATION_WRITE, sdcard.pendingOperation.blockIndex, NULL, sdcard.pendingOperation.callbackData);
|
||||||
|
}
|
||||||
|
return SDCARD_OPERATION_FAILURE;
|
||||||
|
}
|
||||||
|
|
||||||
|
return SDCARD_OPERATION_IN_PROGRESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Begin writing a series of consecutive blocks beginning at the given block index. This will allow (but not require)
|
||||||
|
* the SD card to pre-erase the number of blocks you specifiy, which can allow the writes to complete faster.
|
||||||
|
*
|
||||||
|
* Afterwards, just call sdcard_writeBlock() as normal to write those blocks consecutively.
|
||||||
|
*
|
||||||
|
* It's okay to abort the multi-block write at any time by writing to a non-consecutive address, or by performing a read.
|
||||||
|
*
|
||||||
|
* Returns:
|
||||||
|
* SDCARD_OPERATION_SUCCESS - Multi-block write has been queued
|
||||||
|
* SDCARD_OPERATION_BUSY - The card is already busy and cannot accept your write
|
||||||
|
* SDCARD_OPERATION_FAILURE - A fatal error occured, card will be reset
|
||||||
|
*/
|
||||||
|
sdcardOperationStatus_e sdcard_beginWriteBlocks(uint32_t blockIndex, uint32_t blockCount)
|
||||||
|
{
|
||||||
|
if (sdcard.state != SDCARD_STATE_READY) {
|
||||||
|
if (sdcard.state == SDCARD_STATE_WRITING_MULTIPLE_BLOCKS) {
|
||||||
|
if (blockIndex == sdcard.multiWriteNextBlock) {
|
||||||
|
// Assume that the caller wants to continue the multi-block write they already have in progress!
|
||||||
|
return SDCARD_OPERATION_SUCCESS;
|
||||||
|
} else if (sdcard_endWriteBlocks() != SDCARD_OPERATION_SUCCESS) {
|
||||||
|
return SDCARD_OPERATION_BUSY;
|
||||||
|
} // Else we've completed the previous multi-block write and can fall through to start the new one
|
||||||
|
} else {
|
||||||
|
return SDCARD_OPERATION_BUSY;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// if (BSP_SD_Erase(blockIndex, blockCount * 512 + blockIndex)) {
|
||||||
|
sdcard.state = SDCARD_STATE_WRITING_MULTIPLE_BLOCKS;
|
||||||
|
sdcard.multiWriteBlocksRemain = blockCount;
|
||||||
|
sdcard.multiWriteNextBlock = blockIndex;
|
||||||
|
// Leave the card selected
|
||||||
|
return SDCARD_OPERATION_SUCCESS;
|
||||||
|
// } else {
|
||||||
|
// sdcard_reset();
|
||||||
|
// return SDCARD_OPERATION_FAILURE;
|
||||||
|
// }
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Read the 512-byte block with the given index into the given 512-byte buffer.
|
||||||
|
*
|
||||||
|
* When the read completes, your callback will be called. If the read was successful, the buffer pointer will be the
|
||||||
|
* same buffer you originally passed in, otherwise the buffer will be set to NULL.
|
||||||
|
*
|
||||||
|
* You must keep the pointer to the buffer valid until the operation completes!
|
||||||
|
*
|
||||||
|
* Returns:
|
||||||
|
* true - The operation was successfully queued for later completion, your callback will be called later
|
||||||
|
* false - The operation could not be started due to the card being busy (try again later).
|
||||||
|
*/
|
||||||
|
bool sdcard_readBlock(uint32_t blockIndex, uint8_t *buffer, sdcard_operationCompleteCallback_c callback, uint32_t callbackData)
|
||||||
|
{
|
||||||
|
if (sdcard.state != SDCARD_STATE_READY) {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef SDCARD_PROFILING
|
||||||
|
sdcard.pendingOperation.profileStartTime = micros();
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Standard size cards use byte addressing, high capacity cards use block addressing
|
||||||
|
uint8_t status = SD_ReadBlock(buffer, blockIndex * 512, 1);
|
||||||
|
|
||||||
|
if (status == SD_OK) {
|
||||||
|
sdcard.pendingOperation.buffer = buffer;
|
||||||
|
sdcard.pendingOperation.blockIndex = blockIndex;
|
||||||
|
sdcard.pendingOperation.callback = callback;
|
||||||
|
sdcard.pendingOperation.callbackData = callbackData;
|
||||||
|
|
||||||
|
sdcard.state = SDCARD_STATE_READING;
|
||||||
|
|
||||||
|
sdcard.operationStartTime = millis();
|
||||||
|
|
||||||
|
return true;
|
||||||
|
} else {
|
||||||
|
sdcard_reset();
|
||||||
|
if (sdcard.pendingOperation.callback) {
|
||||||
|
sdcard.pendingOperation.callback(
|
||||||
|
SDCARD_BLOCK_OPERATION_READ,
|
||||||
|
sdcard.pendingOperation.blockIndex,
|
||||||
|
NULL,
|
||||||
|
sdcard.pendingOperation.callbackData
|
||||||
|
);
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns true if the SD card has successfully completed its startup procedures.
|
||||||
|
*/
|
||||||
|
bool sdcard_isInitialized(void)
|
||||||
|
{
|
||||||
|
return sdcard.state >= SDCARD_STATE_READY;
|
||||||
|
}
|
||||||
|
|
||||||
|
const sdcardMetadata_t* sdcard_getMetadata(void)
|
||||||
|
{
|
||||||
|
return &sdcard.metadata;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef SDCARD_PROFILING
|
||||||
|
|
||||||
|
void sdcard_setProfilerCallback(sdcard_profilerCallback_c callback)
|
||||||
|
{
|
||||||
|
sdcard.profiler = callback;
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif
|
||||||
3122
src/main/drivers/sdio_stdlib.c
Normal file
3122
src/main/drivers/sdio_stdlib.c
Normal file
File diff suppressed because it is too large
Load diff
398
src/main/drivers/sdio_stdlib.h
Normal file
398
src/main/drivers/sdio_stdlib.h
Normal file
|
|
@ -0,0 +1,398 @@
|
||||||
|
/**
|
||||||
|
******************************************************************************
|
||||||
|
* @file stm324x9i_eval_sdio_sd.h
|
||||||
|
* @author MCD Application Team
|
||||||
|
* @version V1.0.3
|
||||||
|
* @date 13-November-2013
|
||||||
|
* @brief This file contains all the functions prototypes for the SD Card
|
||||||
|
* stm324x9i_eval_sdio_sd driver firmware library.
|
||||||
|
******************************************************************************
|
||||||
|
* @attention
|
||||||
|
*
|
||||||
|
* <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2>
|
||||||
|
*
|
||||||
|
* Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2
|
||||||
|
*
|
||||||
|
* 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.
|
||||||
|
*
|
||||||
|
******************************************************************************
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Define to prevent recursive inclusion -------------------------------------*/
|
||||||
|
#ifndef __SD_STDLIB_DRV
|
||||||
|
#define __SD_STDLIB_DRV
|
||||||
|
|
||||||
|
#ifdef __cplusplus
|
||||||
|
extern "C" {
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* Includes ------------------------------------------------------------------*/
|
||||||
|
#include "stm32f4xx.h"
|
||||||
|
#include "stm32f4xx_sdio.h"
|
||||||
|
|
||||||
|
#include "platform.h"
|
||||||
|
#include "drivers/dma.h"
|
||||||
|
|
||||||
|
typedef enum
|
||||||
|
{
|
||||||
|
/**
|
||||||
|
* @brief SDIO specific error defines
|
||||||
|
*/
|
||||||
|
SD_CMD_CRC_FAIL = (1), /*!< Command response received (but CRC check failed) */
|
||||||
|
SD_DATA_CRC_FAIL = (2), /*!< Data bock sent/received (CRC check Failed) */
|
||||||
|
SD_CMD_RSP_TIMEOUT = (3), /*!< Command response timeout */
|
||||||
|
SD_DATA_TIMEOUT = (4), /*!< Data time out */
|
||||||
|
SD_TX_UNDERRUN = (5), /*!< Transmit FIFO under-run */
|
||||||
|
SD_RX_OVERRUN = (6), /*!< Receive FIFO over-run */
|
||||||
|
SD_START_BIT_ERR = (7), /*!< Start bit not detected on all data signals in widE bus mode */
|
||||||
|
SD_CMD_OUT_OF_RANGE = (8), /*!< CMD's argument was out of range.*/
|
||||||
|
SD_ADDR_MISALIGNED = (9), /*!< Misaligned address */
|
||||||
|
SD_BLOCK_LEN_ERR = (10), /*!< Transferred block length is not allowed for the card or the number of transferred bytes does not match the block length */
|
||||||
|
SD_ERASE_SEQ_ERR = (11), /*!< An error in the sequence of erase command occurs.*/
|
||||||
|
SD_BAD_ERASE_PARAM = (12), /*!< An Invalid selection for erase groups */
|
||||||
|
SD_WRITE_PROT_VIOLATION = (13), /*!< Attempt to program a write protect block */
|
||||||
|
SD_LOCK_UNLOCK_FAILED = (14), /*!< Sequence or password error has been detected in unlock command or if there was an attempt to access a locked card */
|
||||||
|
SD_COM_CRC_FAILED = (15), /*!< CRC check of the previous command failed */
|
||||||
|
SD_ILLEGAL_CMD = (16), /*!< Command is not legal for the card state */
|
||||||
|
SD_CARD_ECC_FAILED = (17), /*!< Card internal ECC was applied but failed to correct the data */
|
||||||
|
SD_CC_ERROR = (18), /*!< Internal card controller error */
|
||||||
|
SD_GENERAL_UNKNOWN_ERROR = (19), /*!< General or Unknown error */
|
||||||
|
SD_STREAM_READ_UNDERRUN = (20), /*!< The card could not sustain data transfer in stream read operation. */
|
||||||
|
SD_STREAM_WRITE_OVERRUN = (21), /*!< The card could not sustain data programming in stream mode */
|
||||||
|
SD_CID_CSD_OVERWRITE = (22), /*!< CID/CSD overwrite error */
|
||||||
|
SD_WP_ERASE_SKIP = (23), /*!< only partial address space was erased */
|
||||||
|
SD_CARD_ECC_DISABLED = (24), /*!< Command has been executed without using internal ECC */
|
||||||
|
SD_ERASE_RESET = (25), /*!< Erase sequence was cleared before executing because an out of erase sequence command was received */
|
||||||
|
SD_AKE_SEQ_ERROR = (26), /*!< Error in sequence of authentication. */
|
||||||
|
SD_INVALID_VOLTRANGE = (27),
|
||||||
|
SD_ADDR_OUT_OF_RANGE = (28),
|
||||||
|
SD_SWITCH_ERROR = (29),
|
||||||
|
SD_SDIO_DISABLED = (30),
|
||||||
|
SD_SDIO_FUNCTION_BUSY = (31),
|
||||||
|
SD_SDIO_FUNCTION_FAILED = (32),
|
||||||
|
SD_SDIO_UNKNOWN_FUNCTION = (33),
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Standard error defines
|
||||||
|
*/
|
||||||
|
SD_INTERNAL_ERROR,
|
||||||
|
SD_NOT_CONFIGURED,
|
||||||
|
SD_REQUEST_PENDING,
|
||||||
|
SD_REQUEST_NOT_APPLICABLE,
|
||||||
|
SD_INVALID_PARAMETER,
|
||||||
|
SD_UNSUPPORTED_FEATURE,
|
||||||
|
SD_UNSUPPORTED_HW,
|
||||||
|
SD_ERROR,
|
||||||
|
SD_OK = 0
|
||||||
|
} SD_Error;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SDIO Transfer state
|
||||||
|
*/
|
||||||
|
typedef enum
|
||||||
|
{
|
||||||
|
SD_TRANSFER_OK = 0,
|
||||||
|
SD_TRANSFER_BUSY = 1,
|
||||||
|
SD_TRANSFER_ERROR
|
||||||
|
} SDTransferState;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD Card States
|
||||||
|
*/
|
||||||
|
typedef enum
|
||||||
|
{
|
||||||
|
SD_CARD_READY = ((uint32_t)0x00000001),
|
||||||
|
SD_CARD_IDENTIFICATION = ((uint32_t)0x00000002),
|
||||||
|
SD_CARD_STANDBY = ((uint32_t)0x00000003),
|
||||||
|
SD_CARD_TRANSFER = ((uint32_t)0x00000004),
|
||||||
|
SD_CARD_SENDING = ((uint32_t)0x00000005),
|
||||||
|
SD_CARD_RECEIVING = ((uint32_t)0x00000006),
|
||||||
|
SD_CARD_PROGRAMMING = ((uint32_t)0x00000007),
|
||||||
|
SD_CARD_DISCONNECTED = ((uint32_t)0x00000008),
|
||||||
|
SD_CARD_ERROR = ((uint32_t)0x000000FF)
|
||||||
|
}SDCardState;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Card Specific Data: CSD Register
|
||||||
|
*/
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
__IO uint8_t CSDStruct; /*!< CSD structure */
|
||||||
|
__IO uint8_t SysSpecVersion; /*!< System specification version */
|
||||||
|
__IO uint8_t Reserved1; /*!< Reserved */
|
||||||
|
__IO uint8_t TAAC; /*!< Data read access-time 1 */
|
||||||
|
__IO uint8_t NSAC; /*!< Data read access-time 2 in CLK cycles */
|
||||||
|
__IO uint8_t MaxBusClkFrec; /*!< Max. bus clock frequency */
|
||||||
|
__IO uint16_t CardComdClasses; /*!< Card command classes */
|
||||||
|
__IO uint8_t RdBlockLen; /*!< Max. read data block length */
|
||||||
|
__IO uint8_t PartBlockRead; /*!< Partial blocks for read allowed */
|
||||||
|
__IO uint8_t WrBlockMisalign; /*!< Write block misalignment */
|
||||||
|
__IO uint8_t RdBlockMisalign; /*!< Read block misalignment */
|
||||||
|
__IO uint8_t DSRImpl; /*!< DSR implemented */
|
||||||
|
__IO uint8_t Reserved2; /*!< Reserved */
|
||||||
|
__IO uint32_t DeviceSize; /*!< Device Size */
|
||||||
|
__IO uint8_t MaxRdCurrentVDDMin; /*!< Max. read current @ VDD min */
|
||||||
|
__IO uint8_t MaxRdCurrentVDDMax; /*!< Max. read current @ VDD max */
|
||||||
|
__IO uint8_t MaxWrCurrentVDDMin; /*!< Max. write current @ VDD min */
|
||||||
|
__IO uint8_t MaxWrCurrentVDDMax; /*!< Max. write current @ VDD max */
|
||||||
|
__IO uint8_t DeviceSizeMul; /*!< Device size multiplier */
|
||||||
|
__IO uint8_t EraseGrSize; /*!< Erase group size */
|
||||||
|
__IO uint8_t EraseGrMul; /*!< Erase group size multiplier */
|
||||||
|
__IO uint8_t WrProtectGrSize; /*!< Write protect group size */
|
||||||
|
__IO uint8_t WrProtectGrEnable; /*!< Write protect group enable */
|
||||||
|
__IO uint8_t ManDeflECC; /*!< Manufacturer default ECC */
|
||||||
|
__IO uint8_t WrSpeedFact; /*!< Write speed factor */
|
||||||
|
__IO uint8_t MaxWrBlockLen; /*!< Max. write data block length */
|
||||||
|
__IO uint8_t WriteBlockPaPartial; /*!< Partial blocks for write allowed */
|
||||||
|
__IO uint8_t Reserved3; /*!< Reserded */
|
||||||
|
__IO uint8_t ContentProtectAppli; /*!< Content protection application */
|
||||||
|
__IO uint8_t FileFormatGrouop; /*!< File format group */
|
||||||
|
__IO uint8_t CopyFlag; /*!< Copy flag (OTP) */
|
||||||
|
__IO uint8_t PermWrProtect; /*!< Permanent write protection */
|
||||||
|
__IO uint8_t TempWrProtect; /*!< Temporary write protection */
|
||||||
|
__IO uint8_t FileFormat; /*!< File Format */
|
||||||
|
__IO uint8_t ECC; /*!< ECC code */
|
||||||
|
__IO uint8_t CSD_CRC; /*!< CSD CRC */
|
||||||
|
__IO uint8_t Reserved4; /*!< always 1*/
|
||||||
|
} SD_CSD;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Card Identification Data: CID Register
|
||||||
|
*/
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
__IO uint8_t ManufacturerID; /*!< ManufacturerID */
|
||||||
|
__IO uint16_t OEM_AppliID; /*!< OEM/Application ID */
|
||||||
|
__IO uint32_t ProdName1; /*!< Product Name part1 */
|
||||||
|
__IO uint8_t ProdName2; /*!< Product Name part2*/
|
||||||
|
__IO uint8_t ProdRev; /*!< Product Revision */
|
||||||
|
__IO uint32_t ProdSN; /*!< Product Serial Number */
|
||||||
|
__IO uint8_t Reserved1; /*!< Reserved1 */
|
||||||
|
__IO uint16_t ManufactDate; /*!< Manufacturing Date */
|
||||||
|
__IO uint8_t CID_CRC; /*!< CID CRC */
|
||||||
|
__IO uint8_t Reserved2; /*!< always 1 */
|
||||||
|
} SD_CID;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD Card Status
|
||||||
|
*/
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
__IO uint8_t DAT_BUS_WIDTH;
|
||||||
|
__IO uint8_t SECURED_MODE;
|
||||||
|
__IO uint16_t SD_CARD_TYPE;
|
||||||
|
__IO uint32_t SIZE_OF_PROTECTED_AREA;
|
||||||
|
__IO uint8_t SPEED_CLASS;
|
||||||
|
__IO uint8_t PERFORMANCE_MOVE;
|
||||||
|
__IO uint8_t AU_SIZE;
|
||||||
|
__IO uint16_t ERASE_SIZE;
|
||||||
|
__IO uint8_t ERASE_TIMEOUT;
|
||||||
|
__IO uint8_t ERASE_OFFSET;
|
||||||
|
} SD_CardStatus;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD Card information
|
||||||
|
*/
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
SD_CSD SD_csd;
|
||||||
|
SD_CID SD_cid;
|
||||||
|
uint64_t CardCapacity; /*!< Card Capacity */
|
||||||
|
uint32_t CardBlockSize; /*!< Card Block Size */
|
||||||
|
uint16_t RCA;
|
||||||
|
uint8_t CardType;
|
||||||
|
} SD_CardInfo;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SDIO Commands Index
|
||||||
|
*/
|
||||||
|
#define SD_CMD_GO_IDLE_STATE ((uint8_t)0)
|
||||||
|
#define SD_CMD_SEND_OP_COND ((uint8_t)1)
|
||||||
|
#define SD_CMD_ALL_SEND_CID ((uint8_t)2)
|
||||||
|
#define SD_CMD_SET_REL_ADDR ((uint8_t)3) /*!< SDIO_SEND_REL_ADDR for SD Card */
|
||||||
|
#define SD_CMD_SET_DSR ((uint8_t)4)
|
||||||
|
#define SD_CMD_SDIO_SEN_OP_COND ((uint8_t)5)
|
||||||
|
#define SD_CMD_HS_SWITCH ((uint8_t)6)
|
||||||
|
#define SD_CMD_SEL_DESEL_CARD ((uint8_t)7)
|
||||||
|
#define SD_CMD_HS_SEND_EXT_CSD ((uint8_t)8)
|
||||||
|
#define SD_CMD_SEND_CSD ((uint8_t)9)
|
||||||
|
#define SD_CMD_SEND_CID ((uint8_t)10)
|
||||||
|
#define SD_CMD_READ_DAT_UNTIL_STOP ((uint8_t)11) /*!< SD Card doesn't support it */
|
||||||
|
#define SD_CMD_STOP_TRANSMISSION ((uint8_t)12)
|
||||||
|
#define SD_CMD_SEND_STATUS ((uint8_t)13)
|
||||||
|
#define SD_CMD_HS_BUSTEST_READ ((uint8_t)14)
|
||||||
|
#define SD_CMD_GO_INACTIVE_STATE ((uint8_t)15)
|
||||||
|
#define SD_CMD_SET_BLOCKLEN ((uint8_t)16)
|
||||||
|
#define SD_CMD_READ_SINGLE_BLOCK ((uint8_t)17)
|
||||||
|
#define SD_CMD_READ_MULT_BLOCK ((uint8_t)18)
|
||||||
|
#define SD_CMD_HS_BUSTEST_WRITE ((uint8_t)19)
|
||||||
|
#define SD_CMD_WRITE_DAT_UNTIL_STOP ((uint8_t)20) /*!< SD Card doesn't support it */
|
||||||
|
#define SD_CMD_SET_BLOCK_COUNT ((uint8_t)23) /*!< SD Card doesn't support it */
|
||||||
|
#define SD_CMD_WRITE_SINGLE_BLOCK ((uint8_t)24)
|
||||||
|
#define SD_CMD_WRITE_MULT_BLOCK ((uint8_t)25)
|
||||||
|
#define SD_CMD_PROG_CID ((uint8_t)26) /*!< reserved for manufacturers */
|
||||||
|
#define SD_CMD_PROG_CSD ((uint8_t)27)
|
||||||
|
#define SD_CMD_SET_WRITE_PROT ((uint8_t)28)
|
||||||
|
#define SD_CMD_CLR_WRITE_PROT ((uint8_t)29)
|
||||||
|
#define SD_CMD_SEND_WRITE_PROT ((uint8_t)30)
|
||||||
|
#define SD_CMD_SD_ERASE_GRP_START ((uint8_t)32) /*!< To set the address of the first write
|
||||||
|
block to be erased. (For SD card only) */
|
||||||
|
#define SD_CMD_SD_ERASE_GRP_END ((uint8_t)33) /*!< To set the address of the last write block of the
|
||||||
|
continuous range to be erased. (For SD card only) */
|
||||||
|
#define SD_CMD_ERASE_GRP_START ((uint8_t)35) /*!< To set the address of the first write block to be erased.
|
||||||
|
(For MMC card only spec 3.31) */
|
||||||
|
|
||||||
|
#define SD_CMD_ERASE_GRP_END ((uint8_t)36) /*!< To set the address of the last write block of the
|
||||||
|
continuous range to be erased. (For MMC card only spec 3.31) */
|
||||||
|
|
||||||
|
#define SD_CMD_ERASE ((uint8_t)38)
|
||||||
|
#define SD_CMD_FAST_IO ((uint8_t)39) /*!< SD Card doesn't support it */
|
||||||
|
#define SD_CMD_GO_IRQ_STATE ((uint8_t)40) /*!< SD Card doesn't support it */
|
||||||
|
#define SD_CMD_LOCK_UNLOCK ((uint8_t)42)
|
||||||
|
#define SD_CMD_APP_CMD ((uint8_t)55)
|
||||||
|
#define SD_CMD_GEN_CMD ((uint8_t)56)
|
||||||
|
#define SD_CMD_NO_CMD ((uint8_t)64)
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Following commands are SD Card Specific commands.
|
||||||
|
* SDIO_APP_CMD should be sent before sending these commands.
|
||||||
|
*/
|
||||||
|
#define SD_CMD_APP_SD_SET_BUSWIDTH ((uint8_t)6) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_STAUS ((uint8_t)13) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS ((uint8_t)22) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_OP_COND ((uint8_t)41) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SET_CLR_CARD_DETECT ((uint8_t)42) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SEND_SCR ((uint8_t)51) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SDIO_RW_DIRECT ((uint8_t)52) /*!< For SD I/O Card only */
|
||||||
|
#define SD_CMD_SDIO_RW_EXTENDED ((uint8_t)53) /*!< For SD I/O Card only */
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Following commands are SD Card Specific security commands.
|
||||||
|
* SDIO_APP_CMD should be sent before sending these commands.
|
||||||
|
*/
|
||||||
|
#define SD_CMD_SD_APP_GET_MKB ((uint8_t)43) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_GET_MID ((uint8_t)44) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SET_CER_RN1 ((uint8_t)45) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_GET_CER_RN2 ((uint8_t)46) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SET_CER_RES2 ((uint8_t)47) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_GET_CER_RES1 ((uint8_t)48) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SECURE_READ_MULTIPLE_BLOCK ((uint8_t)18) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK ((uint8_t)25) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SECURE_ERASE ((uint8_t)38) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_CHANGE_SECURE_AREA ((uint8_t)49) /*!< For SD Card only */
|
||||||
|
#define SD_CMD_SD_APP_SECURE_WRITE_MKB ((uint8_t)48) /*!< For SD Card only */
|
||||||
|
|
||||||
|
/* Uncomment the following line to select the SDIO Data transfer mode */
|
||||||
|
#if !defined (SD_DMA_MODE) && !defined (SD_POLLING_MODE)
|
||||||
|
#define SD_DMA_MODE ((uint32_t)0x00000000)
|
||||||
|
/*#define SD_POLLING_MODE ((uint32_t)0x00000002)*/
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD detection on its memory slot
|
||||||
|
*/
|
||||||
|
#define SD_PRESENT ((uint8_t)0x01)
|
||||||
|
#define SD_NOT_PRESENT ((uint8_t)0x00)
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD detection IO pin
|
||||||
|
*/
|
||||||
|
#define SD_DETECT_PIN IO16_Pin_15
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Supported SD Memory Cards
|
||||||
|
*/
|
||||||
|
#define SDIO_STD_CAPACITY_SD_CARD_V1_1 ((uint32_t)0x00000000)
|
||||||
|
#define SDIO_STD_CAPACITY_SD_CARD_V2_0 ((uint32_t)0x00000001)
|
||||||
|
#define SDIO_HIGH_CAPACITY_SD_CARD ((uint32_t)0x00000002)
|
||||||
|
#define SDIO_MULTIMEDIA_CARD ((uint32_t)0x00000003)
|
||||||
|
#define SDIO_SECURE_DIGITAL_IO_CARD ((uint32_t)0x00000004)
|
||||||
|
#define SDIO_HIGH_SPEED_MULTIMEDIA_CARD ((uint32_t)0x00000005)
|
||||||
|
#define SDIO_SECURE_DIGITAL_IO_COMBO_CARD ((uint32_t)0x00000006)
|
||||||
|
#define SDIO_HIGH_CAPACITY_MMC_CARD ((uint32_t)0x00000007)
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief SD FLASH SDIO Interface
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define SDIO_FIFO_ADDRESS ((uint32_t)0x40012C80)
|
||||||
|
/**
|
||||||
|
* @brief SDIO Intialization Frequency (400KHz max)
|
||||||
|
*/
|
||||||
|
#define SDIO_INIT_CLK_DIV ((uint8_t)0x76)
|
||||||
|
/**
|
||||||
|
* @brief SDIO Data Transfer Frequency (25MHz max)
|
||||||
|
*/
|
||||||
|
#define SDIO_TRANSFER_CLK_DIV ((uint8_t)0x0)
|
||||||
|
|
||||||
|
#define SD_SDIO_DMA DMA2
|
||||||
|
#define SD_SDIO_DMA_CLK RCC_AHB1Periph_DMA2
|
||||||
|
|
||||||
|
#define SD_SDIO_DMA_STREAM3 3
|
||||||
|
|
||||||
|
#ifdef SD_SDIO_DMA_STREAM3
|
||||||
|
#define SD_SDIO_DMA_STREAM DMA2_Stream3
|
||||||
|
#define SD_SDIO_DMA_CHANNEL DMA_Channel_4
|
||||||
|
#define SD_SDIO_DMA_FLAG_FEIF DMA_FLAG_FEIF3
|
||||||
|
#define SD_SDIO_DMA_FLAG_DMEIF DMA_FLAG_DMEIF3
|
||||||
|
#define SD_SDIO_DMA_FLAG_TEIF DMA_FLAG_TEIF3
|
||||||
|
#define SD_SDIO_DMA_FLAG_HTIF DMA_FLAG_HTIF3
|
||||||
|
#define SD_SDIO_DMA_FLAG_TCIF DMA_FLAG_TCIF3
|
||||||
|
#define SD_SDIO_DMA_IRQn DMA2_Stream3_IRQn
|
||||||
|
#define SD_SDIO_DMA_IRQHANDLER DMA2_Stream3_IRQHandler
|
||||||
|
#elif defined SD_SDIO_DMA_STREAM6
|
||||||
|
#define SD_SDIO_DMA_STREAM DMA2_Stream6
|
||||||
|
#define SD_SDIO_DMA_CHANNEL DMA_Channel_4
|
||||||
|
#define SD_SDIO_DMA_FLAG_FEIF DMA_FLAG_FEIF6
|
||||||
|
#define SD_SDIO_DMA_FLAG_DMEIF DMA_FLAG_DMEIF6
|
||||||
|
#define SD_SDIO_DMA_FLAG_TEIF DMA_FLAG_TEIF6
|
||||||
|
#define SD_SDIO_DMA_FLAG_HTIF DMA_FLAG_HTIF6
|
||||||
|
#define SD_SDIO_DMA_FLAG_TCIF DMA_FLAG_TCIF6
|
||||||
|
#define SD_SDIO_DMA_IRQn DMA2_Stream6_IRQn
|
||||||
|
#define SD_SDIO_DMA_IRQHANDLER DMA2_Stream6_IRQHandler
|
||||||
|
#endif /* SD_SDIO_DMA_STREAM3 */
|
||||||
|
|
||||||
|
|
||||||
|
void SD_DeInit(void);
|
||||||
|
SD_Error SD_Init(void);
|
||||||
|
SDTransferState SD_GetStatus(void);
|
||||||
|
SDCardState SD_GetState(void);
|
||||||
|
uint8_t SD_Detect(void);
|
||||||
|
SD_Error SD_PowerON(void);
|
||||||
|
SD_Error SD_PowerOFF(void);
|
||||||
|
SD_Error SD_InitializeCards(void);
|
||||||
|
SD_Error SD_GetCardInfo(SD_CardInfo *cardinfo);
|
||||||
|
SD_Error SD_GetCardStatus(SD_CardStatus *cardstatus);
|
||||||
|
SD_Error SD_EnableWideBusOperation(uint32_t WideMode);
|
||||||
|
SD_Error SD_SelectDeselect(uint64_t addr);
|
||||||
|
SD_Error SD_ReadBlock(uint8_t *readbuff, uint64_t ReadAddr, uint16_t BlockSize);
|
||||||
|
SD_Error SD_ReadMultiBlocks(uint8_t *readbuff, uint64_t ReadAddr, uint16_t BlockSize, uint32_t NumberOfBlocks);
|
||||||
|
SD_Error SD_WriteBlock(uint8_t *writebuff, uint64_t WriteAddr, uint16_t BlockSize);
|
||||||
|
SD_Error SD_WriteMultiBlocks(uint8_t *writebuff, uint64_t WriteAddr, uint16_t BlockSize, uint32_t NumberOfBlocks);
|
||||||
|
SDTransferState SD_GetTransferState(void);
|
||||||
|
SD_Error SD_StopTransfer(void);
|
||||||
|
SD_Error SD_Erase(uint64_t startaddr, uint64_t endaddr);
|
||||||
|
SD_Error SD_SendStatus(uint32_t *pcardstatus);
|
||||||
|
SD_Error SD_SendSDStatus(uint32_t *psdstatus);
|
||||||
|
SD_Error SD_ProcessIRQSrc(void);
|
||||||
|
void SD_ProcessDMAIRQ(dmaChannelDescriptor_t * dma);
|
||||||
|
SD_Error SD_WaitReadOperation(void);
|
||||||
|
SD_Error SD_WaitWriteOperation(void);
|
||||||
|
SD_Error SD_HighSpeed(void);
|
||||||
|
#ifdef __cplusplus
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif /* __SD_STDLIB_DRV */
|
||||||
|
|
||||||
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
||||||
Loading…
Add table
Add a link
Reference in a new issue