spi0.h

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#ifndef SPI0_H
#define SPI0_H

#define SPI0_POLLING_MODE 0x00000000
#define SPI0_INTRQ_MODE   0x00000020
#define SPI0_DMA_MODE     0x00000040
#define SPI0_SCK_ENABLE   0x00000010
#define SPI0_SCK_DISABLE  0x00000000
#define SPI0_MASTER       0x00000008
#define SPI0_SLAVE        0x00000000
#define SPI0_CLK_ACTIVE_H 0x00000004
#define SPI0_CLK_ACTIVE_L 0x00000000
#define SPI0_CLK_FMT_B    0x00000002
#define SPI0_CLK_FMT_A    0x00000000
#define SPI0_TX_AUTO      0x00000001
#define SPI0_TX_NORMAL    0x00000000

#define SPI0_DCOL_DETECT  0x00000004
#define SPI0_DCOL_NOT     0x00000000
#define SPI0_MULF_DETECT  0x00000002
#define SPI0_MULF_NOT     0x00000000
#define SPI0_READY_DETECT 0x00000001
#define SPI0_READY_NOT    0x00000000

#define SPI0_ENMUL_ENABLE  0x00000004
#define SPI0_ENMUL_DISABLE 0x00000000
#define SPI0_RESERVE_SET   0x00000002
#define SPI0_RESERVE_CLR   0x00000000
#define SPI0_KEEP_ENABLE   0x00000001
#define SPI0_KEEP_DISABLE  0x00000000

typedef struct{                                         //can't use __packed???
    volatile U32 SPCON;  //0x0  spi0 control register
    volatile U32 SPSTA;  //0x4  spi0 status register
    volatile U32 SPPIN;  //0x8  spi0 pin control register
    volatile U32 SPPRE;  //0xc  spi0 prescaler
    volatile U32 SPTDAT; //0x10 spi0 tx data
    volatile U32 SPRDAT; //0x14 spi0 rx data
}SPI0_REGISTER;

typedef struct{
    INT8U State;
    INT8U Status;    
    INT8U InUse;
    INT16U Id;
    INT16U UserId;    
    SPI0_REGISTER *pSpi0Register;    
}SPI0_CONTROL;

extern SPI0_CONTROL Spi0Ctrl;

extern void F_Spi0Init(void);
extern void F_Spi0Svc(void);
extern INT8U F_Spi0InUseCheck(void);
extern INT8U F_Spi0Allocate(INT16U);
extern INT8U F_Spi0Release(INT16U);
extern INT8U F_Spi0SpconSet(INT16U UserId,INT8U SpconValue);
extern INT8U F_Spi0SpstaGet(INT16U UserId,INT8U *pSpstaValue);
extern INT8U F_Spi0SppinSet(INT16U UserId,INT8U SppinValue);
extern INT8U F_Spi0SppreSet(INT16U UserId,INT8U SppreValue);
extern INT8U F_Spi0SptdatSet(INT16U UserId,INT8U SptdatValue);
extern INT8U F_Spi0SprdatGet(INT16U UserId,INT8U *pSprdatValue);
extern INT8U F_Spi0IsrHookFunctionSet(INT16U UserId,INT32U Function);

#endif