202 lines
6.8 KiB
C
202 lines
6.8 KiB
C
/**************************************************************************//**
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* @file sd.h
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* @version V1.00
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* $Revision: 12 $
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* $Date: 14/11/04 10:10a $
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* @brief NUC472/NUC442 SD driver header file
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*
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* @note
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* Copyright (C) 2013 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#include <stdio.h>
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#ifndef __SD_H__
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#define __SD_H__
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/** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver
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@{
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*/
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/** @addtogroup NUC472_442_SD_Driver SD Driver
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@{
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*/
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/** @addtogroup NUC472_442_SD_EXPORTED_CONSTANTS SD Exported Constants
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@{
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*/
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#define SD_CARD 0
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#define SD_ERR_ID 0xFFFF0100
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#define SD_TIMEOUT (SD_ERR_ID|0x01)
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#define SD_NO_MEMORY (SD_ERR_ID|0x02)
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//-- function return value
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#define Successful 0
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#define Fail 1
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//--- define type of SD card or MMC
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#define SD_TYPE_UNKNOWN 0
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#define SD_TYPE_SD_HIGH 1
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#define SD_TYPE_SD_LOW 2
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#define SD_TYPE_MMC 3
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#define SD_TYPE_EMMC 4
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/* SD error */
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#define SD_NO_SD_CARD (SD_ERR_ID|0x10)
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#define SD_ERR_DEVICE (SD_ERR_ID|0x11)
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#define SD_INIT_TIMEOUT (SD_ERR_ID|0x12)
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#define SD_SELECT_ERROR (SD_ERR_ID|0x13)
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#define SD_WRITE_PROTECT (SD_ERR_ID|0x14)
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#define SD_INIT_ERROR (SD_ERR_ID|0x15)
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#define SD_CRC7_ERROR (SD_ERR_ID|0x16)
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#define SD_CRC16_ERROR (SD_ERR_ID|0x17)
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#define SD_CRC_ERROR (SD_ERR_ID|0x18)
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#define SD_CMD8_ERROR (SD_ERR_ID|0x19)
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#define SD_FREQ 12000
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#define SDHC_FREQ 12000
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#define STOR_STRING_LEN 32
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#define SD_PORT0 (1 << 0) /*!< Card select SD0 \hideinitializer */
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#define SD_PORT1 (1 << 2) /*!< Card select SD1 \hideinitializer */
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#define CardDetect_From_GPIO (1 << 8) /*!< Card detection pin is GPIO \hideinitializer */
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#define CardDetect_From_DAT3 (1 << 9) /*!< Card detection pin is DAT3 \hideinitializer */
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/*@}*/ /* end of group NUC472_442_SD_EXPORTED_CONSTANTS */
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/** @addtogroup NUC472_442_SD_EXPORTED_TYPEDEF SD Exported Type Defines
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@{
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*/
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typedef struct SD_info_t {
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uint32_t CardType; /*!< SDHC, SD, or MMC */
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uint32_t RCA; /*!< relative card address */
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uint8_t IsCardInsert; /*!< card insert state */
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} SD_INFO_T;
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/* we allocate one of these for every device that we remember */
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typedef struct disk_data_t {
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struct disk_data_t *next; /*!< next device */
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/* information about the device -- always good */
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unsigned int totalSectorN; /*!< total sector number */
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unsigned int diskSize; /*!< disk size in Kbytes */
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int sectorSize; /*!< sector size in bytes */
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char vendor[STOR_STRING_LEN]; /*!< SD card vendor */
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char product[STOR_STRING_LEN]; /*!< *SD card product id */
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char serial[STOR_STRING_LEN]; /*!< SD card serial number */
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} DISK_DATA_T;
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/*@}*/ /* end of group NUC472_442_SD_EXPORTED_TYPEDEF */
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/// @cond HIDDEN_SYMBOLS
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extern SD_INFO_T SD0;
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extern SD_INFO_T SD1;
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/// @endcond HIDDEN_SYMBOLS
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/** @addtogroup NUC472_442_SD_EXPORTED_FUNCTIONS SD Exported Functions
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@{
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*/
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/**
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* @brief Enable specified interrupt.
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*
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* @param[in] u32IntMask Interrupt type mask:
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* \ref SDH_INTEN_BLKDIEN_Msk / \ref SDH_INTEN_CRCIEN_Msk / \ref SDH_INTEN_CDIEN0_Msk / \ref SDH_INTEN_CDIEN1_Msk /
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* \ref SDH_INTEN_CDSRC0_Msk / \ref SDH_INTEN_CDSRC1_Msk / \ref SDH_INTEN_RTOIEN_Msk / \ref SDH_INTEN_DITOIEN_Msk /
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* \ref SDH_INTEN_WKIEN_Msk
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*
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* @return None.
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* \hideinitializer
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*/
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#define SD_ENABLE_INT(u32IntMask) (SD->INTEN |= (u32IntMask))
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/**
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* @brief Disable specified interrupt.
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*
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* @param[in] u32IntMask Interrupt type mask:
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* \ref SDH_INTEN_BLKDIEN_Msk / \ref SDH_INTEN_CRCIEN_Msk / \ref SDH_INTEN_CDIEN0_Msk / \ref SDH_INTEN_CDIEN1_Msk /
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* \ref SDH_INTEN_SDHOST0IEN_Msk / \ref SDH_INTEN_SDHOST1IEN_Msk / \ref SDH_INTEN_RTOIEN_Msk / \ref SDH_INTEN_DITOIEN_Msk /
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* \ref SDH_INTEN_WKIEN_Msk / \ref SDH_INTEN_CDSRC0_Msk / \ref SDH_INTEN_CDSRC1_Msk
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*
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* @return None.
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* \hideinitializer
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*/
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#define SD_DISABLE_INT(u32IntMask) (SD->INTEN &= ~(u32IntMask))
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/**
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* @brief Get specified interrupt flag/status.
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*
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* @param[in] u32IntMask Interrupt type mask:
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* \ref SDH_INTSTS_BLKDIF_Msk / \ref SDH_INTSTS_CRCIF_Msk / \ref SDH_INTSTS_CRC7_Msk /
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* \ref SDH_INTSTS_CRC16_Msk / \ref SDH_INTSTS_CRCSTS_Msk / \ref SDH_INTSTS_DAT0STS_Msk / \ref SDH_INTSTS_CDIF0_Msk /
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* \ref SDH_INTSTS_CDIF1_Msk / \ref SDH_INTSTS_SDHOST0IF_Msk / \ref SDH_INTSTS_SDHOST1IF_Msk / \ref SDH_INTSTS_RTOIF_Msk /
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* \ref SDH_INTSTS_DINTOIF_Msk / \ref SDH_INTSTS_CDSTS0_Msk / \ref SDH_INTSTS_CDSTS1_Msk / \ref SDH_INTSTS_DAT1STS_Msk
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*
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*
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* @return 0 = The specified interrupt is not happened.
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* 1 = The specified interrupt is happened.
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* \hideinitializer
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*/
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#define SD_GET_INT_FLAG(u32IntMask) ((SD->INTSTS & (u32IntMask))?1:0)
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/**
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* @brief Clear specified interrupt flag/status.
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*
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* @param[in] u32IntMask Interrupt type mask:
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* \ref SDH_INTSTS_BLKDIF_Msk / \ref SDH_INTSTS_CRCIF_Msk / \ref SDH_INTSTS_CDIF0_Msk /
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* \ref SDH_INTSTS_CDIF1_Msk / \ref SDH_INTSTS_SDHOST0IF_Msk / \ref SDH_INTSTS_SDHOST1IF_Msk /
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* \ref SDH_INTSTS_RTOIF_Msk / \ref SDH_INTSTS_DINTOIF_Msk
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*
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*
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* @return None.
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* \hideinitializer
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*/
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#define SD_CLR_INT_FLAG(u32IntMask) (SD->INTSTS = u32IntMask)
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/**
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* @brief Check SD Card inserted or removed.
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*
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* @param[in] u32CardNum Select SD0 or SD1. ( \ref SD_PORT0 / \ref SD_PORT1)
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*
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* @return 1: Card inserted.
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* 0: Card removed.
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* \hideinitializer
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*/
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#define SD_IS_CARD_PRESENT(u32CardNum) ((u32CardNum & (SD_PORT0))?(SD0.IsCardInsert):(SD1.IsCardInsert))
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/**
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* @brief Get SD Card capacity.
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*
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* @param[in] u32CardNum Select SD0 or SD1. ( \ref SD_PORT0 / \ref SD_PORT1)
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*
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* @return SD Card capacity. (unit: KByte)
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* \hideinitializer
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*/
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#define SD_GET_CARD_CAPACITY(u32CardNum) ((u32CardNum & (SD_PORT0))?(SD_DiskInfo0.diskSize):(SD_DiskInfo1.diskSize))
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void SD_Open(uint32_t u32CardDetSrc);
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void SD_Probe(uint32_t u32CardNum);
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uint32_t SD_Read(uint32_t u32CardNum, uint8_t *pu8BufAddr, uint32_t u32StartSec, uint32_t u32SecCount);
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uint32_t SD_Write(uint32_t u32CardNum, uint8_t *pu8BufAddr, uint32_t u32StartSec, uint32_t u32SecCount);
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/*@}*/ /* end of group NUC472_442_ADC_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group NUC472_442_ADC_Driver */
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/*@}*/ /* end of group NUC472_442_Device_Driver */
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#endif //end of __SD_H__
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/*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/
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