ebi.h

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/**************************************************************************/
#ifndef __EBI_H__
#define __EBI_H__

#ifdef __cplusplus
extern "C"
{
#endif


/*---------------------------------------------------------------------------------------------------------*/
/*  Miscellaneous Constant Definitions                                                                     */
/*---------------------------------------------------------------------------------------------------------*/
#define EBI_BANK0_BASE_ADDR     0x60000000UL 
#define EBI_BANK1_BASE_ADDR     0x60100000UL 
#define EBI_BANK2_BASE_ADDR     0x60200000UL 
#define EBI_MAX_SIZE            0x00100000UL 
/*---------------------------------------------------------------------------------------------------------*/
/*  Constants for EBI bank number                                                                          */
/*---------------------------------------------------------------------------------------------------------*/
#define EBI_BANK0               0UL    
#define EBI_BANK1               1UL    
#define EBI_BANK2               2UL    
/*---------------------------------------------------------------------------------------------------------*/
/*  Constants for EBI data bus width                                                                       */
/*---------------------------------------------------------------------------------------------------------*/
#define EBI_BUSWIDTH_8BIT       8UL   
#define EBI_BUSWIDTH_16BIT      16UL  
/*---------------------------------------------------------------------------------------------------------*/
/*  Constants for EBI CS Active Level                                                                      */
/*---------------------------------------------------------------------------------------------------------*/
#define EBI_CS_ACTIVE_LOW       0UL    
#define EBI_CS_ACTIVE_HIGH      1UL    
/*---------------------------------------------------------------------------------------------------------*/
/*  Constants for EBI MCLK divider and Timing                                                              */
/*---------------------------------------------------------------------------------------------------------*/
#define EBI_MCLKDIV_1           0x0UL 
#define EBI_MCLKDIV_2           0x1UL 
#define EBI_MCLKDIV_4           0x2UL 
#define EBI_MCLKDIV_8           0x3UL 
#define EBI_MCLKDIV_16          0x4UL 
#define EBI_MCLKDIV_32          0x5UL 
#define EBI_MCLKDIV_64          0x6UL 
#define EBI_MCLKDIV_128         0x7UL 
#define EBI_TIMING_FASTEST      0x0UL 
#define EBI_TIMING_VERYFAST     0x1UL 
#define EBI_TIMING_FAST         0x2UL 
#define EBI_TIMING_NORMAL       0x3UL 
#define EBI_TIMING_SLOW         0x4UL 
#define EBI_TIMING_VERYSLOW     0x5UL 
#define EBI_TIMING_SLOWEST      0x6UL 
#define EBI_OPMODE_NORMAL       0x0UL                 
#define EBI_OPMODE_CACCESS      (EBI_CTL_CACCESS_Msk) 
#define EBI_OPMODE_ADSEPARATE   (EBI_CTL_ADSEPEN_Msk) 
 /* end of group EBI_EXPORTED_CONSTANTS */


#define EBI0_READ_DATA8(u32Addr)            (*((volatile unsigned char *)(EBI_BANK0_BASE_ADDR+(u32Addr))))

#define EBI0_WRITE_DATA8(u32Addr, u32Data)  (*((volatile unsigned char *)(EBI_BANK0_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI0_READ_DATA16(u32Addr)           (*((volatile unsigned short *)(EBI_BANK0_BASE_ADDR+(u32Addr))))

#define EBI0_WRITE_DATA16(u32Addr, u32Data) (*((volatile unsigned short *)(EBI_BANK0_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI0_READ_DATA32(u32Addr)           (*((volatile unsigned int *)(EBI_BANK0_BASE_ADDR+(u32Addr))))

#define EBI0_WRITE_DATA32(u32Addr, u32Data) (*((volatile unsigned int *)(EBI_BANK0_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI1_READ_DATA8(u32Addr)            (*((volatile unsigned char *)(EBI_BANK1_BASE_ADDR+(u32Addr))))

#define EBI1_WRITE_DATA8(u32Addr, u32Data)  (*((volatile unsigned char *)(EBI_BANK1_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI1_READ_DATA16(u32Addr)           (*((volatile unsigned short *)(EBI_BANK1_BASE_ADDR+(u32Addr))))

#define EBI1_WRITE_DATA16(u32Addr, u32Data) (*((volatile unsigned short *)(EBI_BANK1_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI1_READ_DATA32(u32Addr)           (*((volatile unsigned int *)(EBI_BANK1_BASE_ADDR+(u32Addr))))

#define EBI1_WRITE_DATA32(u32Addr, u32Data) (*((volatile unsigned int *)(EBI_BANK1_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI2_READ_DATA8(u32Addr)            (*((volatile unsigned char *)(EBI_BANK2_BASE_ADDR+(u32Addr))))

#define EBI2_WRITE_DATA8(u32Addr, u32Data)  (*((volatile unsigned char *)(EBI_BANK2_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI2_READ_DATA16(u32Addr)           (*((volatile unsigned short *)(EBI_BANK2_BASE_ADDR+(u32Addr))))

#define EBI2_WRITE_DATA16(u32Addr, u32Data) (*((volatile unsigned short *)(EBI_BANK2_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI2_READ_DATA32(u32Addr)           (*((volatile unsigned int *)(EBI_BANK2_BASE_ADDR+(u32Addr))))

#define EBI2_WRITE_DATA32(u32Addr, u32Data) (*((volatile unsigned int *)(EBI_BANK2_BASE_ADDR+(u32Addr))) = (u32Data))

#define EBI_ENABLE_WRITE_BUFFER()           (EBI->CTL0 |= EBI_CTL_WBUFEN_Msk);

#define EBI_DISABLE_WRITE_BUFFER()          (EBI->CTL0 &= ~EBI_CTL_WBUFEN_Msk);

void EBI_Open(uint32_t u32Bank, uint32_t u32DataWidth, uint32_t u32TimingClass, uint32_t u32BusMode, uint32_t u32CSActiveLevel);
void EBI_Close(uint32_t u32Bank);
void EBI_SetBusTiming(uint32_t u32Bank, uint32_t u32TimingConfig, uint32_t u32MclkDiv);
 /* end of group EBI_EXPORTED_FUNCTIONS */
 /* end of group EBI_Driver */
 /* end of group Standard_Driver */

#ifdef __cplusplus
}
#endif

#endif

/*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/