matthias/diplomarbeit
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
9107463f3e890f585193ff5975a00504ec6aa6bb
diplomarbeit/Tester/SW/Eclipse/lib/Drivers/mmc.h
T
Matthias 6cc948eef8 Moved remotely 
git-svn-id: file:///srv/dev-disk-by-uuid-17e88007-4d0c-45e0-8757-cacfcc458630/repositories/svn/Diplomarbeit@113 9fe90eed-be63-e94b-8204-d34ff4c2ff93
2009-01-12 08:38:14 +00:00

534 lines
18 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
/* ---------------------------------------------------------------------------
* mmc.h (c) 2008 Micro-key bv
* ---------------------------------------------------------------------------
* Micro-key bv
* Industrieweg 28, 9804 TG Noordhorn
* Postbus 92, 9800 AB Zuidhorn
* The Netherlands
* Tel: +31 594 503020
* Fax: +31 594 505825
* Email: support@microkey.nl
* Web: www.microkey.nl
* ---------------------------------------------------------------------------
* Description:
* ---------------------------------------------------------------------------
* Version(s): 0.1, Apr 22, 2008, MMi
* Creation.
* ---------------------------------------------------------------------------
*/
#ifndef __MMC_H
#define __MMC_H
/* ---------------------------------------------------------------------------
* System include files.
* ---------------------------------------------------------------------------
*/
#include "LPC23xx.h"
#include "types.h"
/* ---------------------------------------------------------------------------
* Application include files.
* ---------------------------------------------------------------------------
*/
/* ---------------------------------------------------------------------------
* Constant and macro definitions.
* ---------------------------------------------------------------------------
*/
#ifdef MMC_GLOBAL
#define MMC_EXTERN
#else
#define MMC_EXTERN extern
#endif
extern void Dly100us(void *arg);
#define MMC_DISK_INFO
#define MMC_DISK_LUN 0
/* Hardware depends definitions */
#define IdentificationModeClock 400000
#define PC_PCSPI1 (1<<10)
#define PC_PCSPI0 (1<<8)
#define RTC_OSC_FREQ (32768UL)
#define RD_TIME_OUT 100LL /* SD Max. Block Read Access Time */
#define WR_TIME_OUT 250LL /* SD Max. Block Write Access Time */
#define OcrReg 0x00FF8000
/* Card Status register */
#define READY_FOR_DATA (1UL << 8)
#define CURRENT_STATE (0xFUL << 9)
#define ERASE_RESET (1UL << 13)
#define CARD_ECC_DISABLED (1UL << 14)
#define WP_ERASE_SKIP (1UL << 15)
#define CID_CSD_OVERWRITE (1UL << 16)
#define ERROR (1UL << 17)
#define ILLEGAL_COMMAND (1UL << 22)
#define COM_CRC_ERROR (1UL << 23)
#define WP_VIOLATION (1UL << 26)
#define ERASE_PARAM (1UL << 27)
#define ERASE_SEQ_ERROR (1UL << 28)
#define BLOCK_LEN_ERROR (1UL << 29)
#define ADDRESS_ERROR (1UL << 30)
#define OUT_OF_RANGE (1UL << 31)
/* Card states */
#define CARD_IDLE (0UL << 9)
#define CARD_READY (1UL << 9)
#define CARD_IDENT (2UL << 9)
#define CARD_STBY (3UL << 9)
#define CARD_TRAN (4UL << 9)
#define CARD_DATA (5UL << 9)
#define CARD_RCV (6UL << 9)
#define CARD_PRG (7UL << 9)
#define CARD_DIS (8UL << 9)
#define MmcDly_1ms(Delay) Dly100us((void*)(10 * Delay))
/* WORKAROUND
* As long as MCI_CP and MCI_WP are swapped, right PinMapping
* is done here.
* After Hardware Update, simply use commented PinMasks instead
* of the corrected ones.
*/
// MMC/SD card switches
// Card present
// \MARK NEW PINSETTINGS FOR TESTER (2) and IO_CTRL (1)
#if ((PINSET_TESTER == 1) || (PINSET_TESTER == 2))
#define MMC_CP_MASK (1UL << 4)
#define MMC_CP_DIR FIO0PIN1
#define MMC_CP_FDIR FIO0DIR
#define MMC_CP_IO FIO0PIN1
#define MMC_CP_FIO FIO0PIN1
#define MMC_CP_MODE PINMODE1 /* Bit 12&13 */
#else
/* Pin 87 (P0.17) */
#define MMC_CP_MASK (1UL << 1)
#define MMC_CP_DIR FIO0PIN2
#define MMC_CP_FDIR FIO0DIR
#define MMC_CP_IO FIO0PIN2
#define MMC_CP_FIO FIO0PIN2
#define MMC_CP_MODE PINMODE1
#endif
// Card write protect
// \MARK NEW PINSETTINGS FOR TESTER (2) and IO_CTRL (1)
#if ((PINSET_TESTER == 1) || (PINSET_TESTER == 2))
#define MMC_WP_MASK (1UL << 3)
#define MMC_WP_DIR FIO0DIR
#define MMC_WP_FDIR FIO0DIR
#define MMC_WP_IO FIO0PIN1
#define MMC_WP_FIO FIO0PIN1
#define MMC_WP_MODE PINMODE1 /* Bit 13&14 */
#else
/* Pin 64 (P1.29) */
#define MMC_WP_MASK (1UL << 5)
#define MMC_WP_DIR FIO1DIR3
#define MMC_WP_FDIR FIO1DIR
#define MMC_WP_IO FIO1PIN3
#define MMC_WP_FIO FIO1PIN3
#define MMC_WP_MODE PINMODE3
#endif
#define DMA_MMCSD 4 /* MMC/SD */
#define MCI_PCLK_OFFSET 56
#define I_RC_OSC_FREQ (4000000)
#define MAIN_OSC_FREQ (12000000)
/* ---------------------------------------------------------------------------
* Type definitions.
* ---------------------------------------------------------------------------
*/
typedef enum _DiskStatusCode_t
{
DiskCommandPass = 0, DiskNotReady, DiskNotPresent,
DiskParametersError, DiskMiscompareError, DiskChanged,
DiskUknowError,
} DiskStatusCode_t;
typedef enum _DiskIoRequest_t
{
DiskWrite = 0, DiskRead, DiskVerify,
} DiskIoRequest_t;
typedef enum _DiskInfoType_t
{
DiskInquiry = 0, DiskFormatCapacity,
} DiskInfoType_t;
typedef enum _DiskType_t
{
DiskMMC, DiskSD, DiskUnknow,
} DiskType_t;
typedef struct _DiskCtrlBlk_t
{
UINT32 BlockNumb;
UINT32 BlockSize;
DiskStatusCode_t DiskStatus;
DiskType_t DiskType;
BOOLEAN WriteProtect;
BOOLEAN MediaChanged;
} DiskCtrlBlk_t, *pDiskCtrlBlk_t;
typedef enum _MmcState_t
{
MmcOk = 0,
MmcNoPresent = 1,
MmcNoResponse = 2 ,
MmcCardError = 3,
MmcMiscompare = 4,
MmcDmaError = 5,
MmcProtect = 6
} MmcState_t;
typedef enum _MmcSpiCmdInd_t
{
CMD0 = 0, /* Resets the MultiMediaCard */
CMD1, /* Activates card’s init process */
CMD2, /* Asks all cards to send its card identification (CID) */
CMD3, /* Set relative address */
CMD7, /* Select/deselect card the card is selected by its own */
/* relative address and deselected by other address. */
/* address 0 deselects all */
CMD9, /* Asks the card to send its card-specific data (CSD) */
CMD10, /* Asks the card to send its card identification (CID) */
CMD12, /* Stop transmission on multiple block read */
CMD13, /* Asks the selected card to send its status register */
CMD16, /* Selects a block length (in bytes) for all following */
/* block commands (read and write) */
CMD17, /* Read block of size selected in SET_BLOCKLEN command */
CMD18, /* Continuously transfers data blocks from card to host */
/* until interrupted by a Stop command or the requested */
/* number of data blocks transmitted */
CMD24, /* Write block of size selected in SET_BLOCKLEN command */
CMD25, /* Continuously writes blocks of data until ‘Stop Tran’ */
/* Token or the requested number of blocks received */
CMD27, /* Programming of the programmable bits of the CSD */
CMD28, /* If the card has write protection features, this */
/* command sets the write protection bit of the */
/* addressed group. The properties of write protection */
/* are coded in the card specific data (WP_GRP_SIZE). */
CMD29, /* If the card has write protection features, this */
/* command clears protection bit of the addressed group */
CMD30, /* If the card has write protection features, this */
/* command asks the card to send the status of the write*/
/* protection bits */
CMD32, /* Sets the address of first sector of the erase group */
CMD33, /* Sets the address of the last sector in a continuous */
/* range within selected erase group, or the address */
/* of a single sector to be selected for erase */
CMD34, /* Removes one previously selected sector from the */
/* erase selection */
CMD35, /* Sets the address of the first erase group within a */
/* range to be selected for erase */
CMD36, /* Sets the address of the last erase group within a */
/* continuous range to be selected for erase */
CMD37, /* Removes one previously selected erase group from the */
/* erase selection. */
CMD38, /* Erases all previously selected sectors */
CMD42, /* Used to set/reset the password or lock/unlock the */
/* card. The size of the Data Block is defined by the */
/* ET_BLOCK_LEN command */
CMD55, /* Notifies the card that the next command is an */
/* application specific command (Non standard command) */
CMD56, /* Used either to transfer a Data Block to the card or */
/* to get a Data Block from the card for general */
/* purpose/application specific commands. The size */
/* of Data Block is defined with SET_BLOCK_LEN command */
ACMD6, /* Defines data bus width (’00’=1bit or’10’=4 bits bus) */
/* (Only for SD) */
ACMD41, /* Activates card initialization process (Only for SD) */
CMD_END /* End of commands index */
} MmcSpiCmdInd_t;
typedef enum _MmcAgmType_t
{
MmcNoArg = 0,
MmcBlockLen,
MmcDataAdd,
MmcRelAddr,
MmcOcr
} MmcAgmType_t;
typedef enum _MmcRespType_t
{
MmcNoResp = 0,
MmcR1,
MmcR1b,
MmcR2,
MmcR3
} MmcRespType_t;
typedef struct _MmcCommads_t
{
UINT8 TxData;
MmcAgmType_t Arg;
MmcRespType_t Resp;
} MmcCommads_t;
typedef union _DataCtrl_t
{
UINT32 Data;
struct
{
UINT32 ENABLE : 1;
UINT32 DIRECTION : 1;
UINT32 MODE : 1;
UINT32 DMAENABLE : 1;
UINT32 BLOCKSIZE : 4;
UINT32 :24;
};
} DataCtrl_t, *pDataCtrl_t;
typedef struct _Mmc3FormatCapDescriptor_t
{
UINT8 NumberofBlocks[4];
struct
{
UINT8 DescriptorType : 2;
UINT8 FormatType : 6;
};
UINT8 BlockLength[3];
} Mmc3FormatCapDescriptor_t, *pMmc3FormatCapDescriptor_t;
typedef struct _Mmc3FormatCapResponse_t
{
UINT8 Reserved0;
UINT8 Reserved1;
UINT8 Reserved2;
UINT8 CapacityListLength;
Mmc3FormatCapDescriptor_t MaximumDescriptor;
} Mmc3FormatCapResponse_t, * pMmc3FormatCapResponse_t;
typedef enum _SpcPeripheralDeviceType_t
{
SbcDirectAccess = 0, SscSequentialAccess,SSCPrinter,SpcProcessor,
ScbWriteOnce,Mmc2CDROM,Scsi2Scanner,SbcOpticalMemory,
SmcMediumChanger,Scsi2Communications,DefinedByASCIT8_1,DefinedByASCIT8_2,
Scc2StorageArrayController,SesEnclosureServices,RbcSimplifiedDirectAccess,
OcrwOpticalCardReader,BridgingExpanders,OsdObjectBasedStorage, UnknowType = 0x1F,
} SpcPeripheralDeviceType_t;
typedef enum _FormatCapacityDescType_t
{
UnformattedMedia = 1, FormattedMedia, NoMediaPresent,
} FormatCapacityDescType_t;
/* ---------------------------------------------------------------------------
* Variable declarations.
* ---------------------------------------------------------------------------
*/
/* ---------------------------------------------------------------------------
* Function declarations.
* ---------------------------------------------------------------------------
*/
extern UINT32 SYS_GetFpclk(UINT32 Periphery);
/* ---------------------------------------------------------------------------
* Function: MmcPresent
*
* checks if a Card is inserted.
*
* Parameters: void
*
* Return: BOOLEAN - true if Card is inserted, false if not
* ---------------------------------------------------------------------------
*/
inline BOOLEAN MmcPresent(void);
/* ---------------------------------------------------------------------------
* Function: MmcWriteProtect
*
* checks if inserted Card is write protected.
*
* Parameters: void
*
* Return: BOOLEAN - true if Card is protected, false if not
* ---------------------------------------------------------------------------
*/
inline BOOLEAN MmcWriteProtect(void);
/* ---------------------------------------------------------------------------
* Function: MmcSetClockFreq
*
* Sets SPI Clock Frequency
*
* Parameters: UINT32 - Frequency
*
* Return: UINT32
* ---------------------------------------------------------------------------
*/
UINT32 MmcSetClockFreq(UINT32 Frequency);
/* ---------------------------------------------------------------------------
* Function: MmcInit
*
* Initialises the MMC Interface and sets it to SPI Mode. Sets Card Present
* and WriteProtect Pins.
*
* Parameters: void
*
* Return: void
* ---------------------------------------------------------------------------
*/
void MmcInit(void);
/* ---------------------------------------------------------------------------
* Function: MmcPowerDown
*
* Sets to PowerDown state
*
* Parameters: void
*
* Return: void
* ---------------------------------------------------------------------------
*/
void MmcPowerDown(void);
/* ---------------------------------------------------------------------------
* Function: MmcSendCmd
*
* Implements and sends a Command to MMC
*
* Parameters: MmcSpiCmdInd_t ComdInd - specific Command
* UINT32 Arg - Command Argument
*
* Return: MmcState_t - Response from Card
* ---------------------------------------------------------------------------
*/
MmcState_t MmcSendCmd(MmcSpiCmdInd_t ComdInd, pUINT32 pArg);
/* ---------------------------------------------------------------------------
* Function: MmcInitMedia
*
* Detects and initialises a connected MMC
*
* Parameters: void
*
* Return: MmcState_t - Response from Card
* ---------------------------------------------------------------------------
*/
MmcState_t MmcInitMedia(void);
/* ---------------------------------------------------------------------------
* Function: MmcCsdImplement
*
* Implement Data from CSD
*
* Parameters: void
*
* Return: void
* ---------------------------------------------------------------------------
*/
void MmcCsdImplemet(void);
/* ---------------------------------------------------------------------------
* Function: MmcVerify
*
* Verifies a MMC
*
* Parameters: const UINT8 * pData - Pointer to Data
* UINT32 Add - Address of Data
* UINT32 Length - Length of Data
*
* Return: MmcState_t - Response from Card
* ---------------------------------------------------------------------------
*/
inline MmcState_t MmcVerify(const UINT8 * pData, UINT32 Add,
UINT32 Length);
/* ---------------------------------------------------------------------------
* Function: MmcGetLastError
*
* Returns last occured ERROR
*
* Parameters: void
*
* Return: UINT32 - Last occured Error
* ---------------------------------------------------------------------------
*/
UINT32 MmcGetLastError(void);
/* ---------------------------------------------------------------------------
* Function: MmcStatusUpdate
*
* Updates the status of SD/MMC Card
*
* Parameters: void
*
* Return: void
* ---------------------------------------------------------------------------
*/
void MmcStatusUpdate(void);
/* ---------------------------------------------------------------------------
* Function: MmcDiskInit
*
* Initialises MMC/SD Disk
*
* Parameters: void
*
* Return: void
* ---------------------------------------------------------------------------
*/
void MmcDiskInit(void);
#ifdef MMC_DISK_INFO
/* ---------------------------------------------------------------------------
* Function: MmcDiskInfo
*
* Returns Pointer to Info Structure of inserted Disk
*
* Parameters: pUINT8 pData - Pointer to Data
* DiskInfoType_t DiskInfoType - Info Type
*
* Return: UINT32
* ---------------------------------------------------------------------------
*/
UINT32 MmcDiskInfo(pUINT8 pData, DiskInfoType_t DiskInfoType);
#endif // MMC_DISK_INFO
/* ---------------------------------------------------------------------------
* Function: MmcGetDiskCtrlBkl
*
* Returns Pointer to Control Block Structure
*
* Parameters: void
*
* Return: pDiskCtrlBlock_t - Pointer to Control Block
* ---------------------------------------------------------------------------
*/
pDiskCtrlBlk_t MmcGetDiskCtrlBkl(void);
UINT32 SYS_GetFSclk(void);
UINT32 SYS_GetFPclk(UINT32 Periphery);
/*************************************************************************
* Function Name: Dly100us
* Parameters: void *arg
* Return: void
*
* Description: Delay [100us]
*
*************************************************************************/
void Dly100us(void *arg);
#endif // __MMC_H
Reference in New Issue View Git Blame Copy Permalink