fr400pdk2_board.h

读取frv实验系统上的按键值 并以此来控制frv实验板上的led 基于嵌入式linux

/*
 * definitions for FR-V Design Kit (mb93090)
 */
#ifndef __FR400PDA_H__
#define __FR400PDA_H__

#ifndef __ASSEMBLY__
extern inline u32 read_fr400pda_register(u32 x)
{
    u32 v;
    v = *((volatile u32 *)(x));
    __asm__ __volatile__("membar");
    return v;
}
extern inline u32 write_fr400pda_register(u32 x, u32 v)
{
    *((volatile u32 *)(x)) = (v);
    __asm__ __volatile__("membar");
}

extern inline u8 read_fr400pda_register_u8(u32 x)
{
    u32 v;
    v = *((volatile u8 *)(x));
    __asm__ __volatile__("membar");
    return v;
}
extern inline void write_fr400pda_register_u8(u32 x, u8 v)
{
    *((volatile u8 *)(x)) = (v);
    __asm__ __volatile__("membar");
}

#define read_fr400pda_register_u8(x) (*((volatile u8 *)(x)))
#define write_fr400pda_register_u8(x,v) do{*((volatile u8 *)(x)) = (v);}while(0)
/*BASIC_SOFT@FUJITSU ADD*/
#define read_fr400pda_register_u16(x) (*((volatile unsigned short *)(x)))
#define write_fr400pda_register_u16(x,v) do{*((volatile unsigned short *)(x)) = (v);}while(0)
/*BASIC_SOFT@FUJITSU ADD*/
#endif /* !__ASSEMBLY__ */

/*BASIC_SOFT@FUJITSU MOD*/

#define	FR400PDK_2_BASE		0x20000000
#define FR400PDK_2_IRQ_PND	(FR400PDK_2_BASE + 0x00000002)
#define FR400PDK_2_IRQ_PRM	(FR400PDK_2_BASE + 0x00000002)
#define FR400PDK_2_IRQ_MSK	(FR400PDK_2_BASE + 0x0000000A)
#define FR400PDK_2_LED		(FR400PDK_2_BASE + 0x00000020)
#define FR400PDK_2_LED_A	(FR400PDK_2_BASE + 0x00000020)
#define FR400PDK_2_SW		(FR400PDK_2_BASE + 0x00000028)
#define FR400PDK_2_DIPSW	(FR400PDK_2_BASE + 0x00000028)
/*BASIC_SOFT@FUJITSU MOD*/

#endif /* !__FR400PDA_H__ */