source: mypx/include/sil.h @ 7

/*
 *  TOPPERS Software
 *      Toyohashi Open Platform for Embedded Real-Time Systems
 * 
 *  Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
 *                              Toyohashi Univ. of Technology, JAPAN
 *  Copyright (C) 2004-2011 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
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/*
 *              ¥·¥¹¥Æ¥à¥€¥ó¥¿¥Õ¥§¡Œ¥¹¥ì¥€¥ä
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 */

#ifndef TOPPERS_SIL_H
#define TOPPERS_SIL_H

#ifdef __cplusplus
extern "C" {
#endif

/*
 *      TOPPERS¶ŠÄ̀ΥǡŒ¥¿·¿¡ŠÄê¿ô¡Š¥Þ¥¯¥í
 */
#include <t_stddef.h>

/*
 *  ¥¿¡Œ¥²¥Ã¥È°ÍžÉô
 */
#include "target_sil.h"

#ifndef TOPPERS_MACRO_ONLY

/*
 *  ÁŽ³ä¹þ€ß¥í¥Ã¥¯ŸõÂÖ€ÎÀ©žæ
 *
 *  SIL_PRE_LOC¡€SIL_LOC_INT()¡€SIL_UNL_INT()€Ï¡€¥¿¡Œ¥²¥Ã¥È°ÍžÉô€ÇÍÑ
 *  °Õ€¹€ë¡¥¥Ç¥Õ¥©¥ë¥È€ÎÄêµÁ€ÏÍÑ°Õ€·€Æ€€€Ê€€¡¥
 */

/*
 *  ÈùŸ¯»þŽÖÂÔ€Á
 */
extern void     sil_dly_nse(ulong_t dlytim) throw();

/*
 *  ¥š¥ó¥Ç¥£¥¢¥ó€ÎÈ¿ÅŸ
 */
#ifndef TOPPERS_SIL_REV_ENDIAN_UINT16
#define TOPPERS_SIL_REV_ENDIAN_UINT16(data) \
                                ((((data) & 0xffU) << 8) | (((data) >> 8) & 0xffU))
#endif /* TOPPERS_SIL_REV_ENDIAN_UINT16 */

#ifndef TOPPERS_SIL_REV_ENDIAN_UINT32
#define TOPPERS_SIL_REV_ENDIAN_UINT32(data) \
                                ((((data) & 0xffU) << 24) | (((data) & 0xff00U) << 8) \
                                        | (((data) >> 8) & 0xff00U) | (((data) >> 24) & 0xffU))
#endif /* TOPPERS_SIL_REV_ENDIAN_UINT32 */

/*
 *  ¥á¥â¥ê¶õŽÖ¥¢¥¯¥»¥¹ŽØ¿ô
 */
#ifndef TOPPERS_OMIT_SIL_ACCESS

/*
 *  8¥Ó¥Ã¥Èñ°Ì€ÎÆɜЀ·¡¿œñ¹þ€ß
 */
#ifdef UINT8_MAX

Inline uint8_t
sil_reb_mem(const uint8_t *mem)
{
        uint8_t data;

        data = *((const volatile uint8_t *) mem);
        return(data);
}

Inline void
sil_wrb_mem(uint8_t *mem, uint8_t data)
{
        *((volatile uint8_t *) mem) = data;
}

#endif /* UINT8_MAX */

/*
 *  16¥Ó¥Ã¥Èñ°Ì€ÎÆɜЀ·¡¿œñ¹þ€ß
 */

Inline uint16_t
sil_reh_mem(const uint16_t *mem)
{
        uint16_t        data;

        data = *((const volatile uint16_t *) mem);
        return(data);
}

Inline void
sil_wrh_mem(uint16_t *mem, uint16_t data)
{
        *((volatile uint16_t *) mem) = data;
}

#ifdef SIL_ENDIAN_BIG                   /* ¥Ó¥Ã¥°¥š¥ó¥Ç¥£¥¢¥ó¥×¥í¥»¥Ã¥µ */

#define sil_reh_bem(mem)                sil_reh_mem(mem)
#define sil_wrh_bem(mem, data)  sil_wrh_mem(mem, data)

#ifndef TOPPERS_OMIT_SIL_REH_LEM

Inline uint16_t
sil_reh_lem(const uint16_t *mem)
{
        uint16_t        data;

        data = *((const volatile uint16_t *) mem);
        return(TOPPERS_SIL_REV_ENDIAN_UINT16(data));
}

#endif /* TOPPERS_OMIT_SIL_REH_LEM */
#ifndef TOPPERS_OMIT_SIL_WRH_LEM

Inline void
sil_wrh_lem(uint16_t *mem, uint16_t data)
{
        *((volatile uint16_t *) mem) = TOPPERS_SIL_REV_ENDIAN_UINT16(data);
}

#endif /* TOPPERS_OMIT_SIL_WRH_LEM */
#else /* SIL_ENDIAN_BIG */
#ifdef SIL_ENDIAN_LITTLE                /* ¥ê¥È¥ë¥š¥ó¥Ç¥£¥¢¥ó¥×¥í¥»¥Ã¥µ */

#define sil_reh_lem(mem)                sil_reh_mem(mem)
#define sil_wrh_lem(mem, data)  sil_wrh_mem(mem, data)

#ifndef TOPPERS_OMIT_SIL_REH_BEM

Inline uint16_t
sil_reh_bem(const uint16_t *mem)
{
        uint16_t        data;

        data = *((const volatile uint16_t *) mem);
        return(TOPPERS_SIL_REV_ENDIAN_UINT16(data));
}

#endif /* TOPPERS_OMIT_SIL_REH_BEM */
#ifndef TOPPERS_OMIT_SIL_WRH_BEM

Inline void
sil_wrh_bem(uint16_t *mem, uint16_t data)
{
        *((volatile uint16_t *) mem) = TOPPERS_SIL_REV_ENDIAN_UINT16(data);
}

#endif /* TOPPERS_OMIT_SIL_WRH_BEM */
#else /* SIL_ENDIAN_LITTLE */

#error Neither SIL_ENDIAN_BIG nor SIL_ENDIAN_LITTLE is defined.

#endif /* SIL_ENDIAN_LITTLE */
#endif /* SIL_ENDIAN_BIG */

/*
 *  32¥Ó¥Ã¥Èñ°Ì€ÎÆɜЀ·¡¿œñ¹þ€ß
 */

Inline uint32_t
sil_rew_mem(const uint32_t *mem)
{
        uint32_t        data;

        data = *((const volatile uint32_t *) mem);
        return(data);
}

Inline void
sil_wrw_mem(uint32_t *mem, uint32_t data)
{
        *((volatile uint32_t *) mem) = data;
}

#ifdef SIL_ENDIAN_BIG                   /* ¥Ó¥Ã¥°¥š¥ó¥Ç¥£¥¢¥ó¥×¥í¥»¥Ã¥µ */

#define sil_rew_bem(mem)                sil_rew_mem(mem)
#define sil_wrw_bem(mem, data)  sil_wrw_mem(mem, data)

#ifndef TOPPERS_OMIT_SIL_REW_LEM

Inline uint32_t
sil_rew_lem(const uint32_t *mem)
{
        uint32_t        data;

        data = *((const volatile uint32_t *) mem);
        return(TOPPERS_SIL_REV_ENDIAN_UINT32(data));
}

#endif /* TOPPERS_OMIT_SIL_REW_LEM */
#ifndef TOPPERS_OMIT_SIL_WRW_LEM

Inline void
sil_wrw_lem(uint32_t *mem, uint32_t data)
{
        *((volatile uint32_t *) mem) = TOPPERS_SIL_REV_ENDIAN_UINT32(data);
}

#endif /* TOPPERS_OMIT_SIL_WRW_LEM */
#else /* SIL_ENDIAN_BIG */              /* ¥ê¥È¥ë¥š¥ó¥Ç¥£¥¢¥ó¥×¥í¥»¥Ã¥µ */

#define sil_rew_lem(mem)                sil_rew_mem(mem)
#define sil_wrw_lem(mem, data)  sil_wrw_mem(mem, data)

#ifndef TOPPERS_OMIT_SIL_REW_BEM

Inline uint32_t
sil_rew_bem(const uint32_t *mem)
{
        uint32_t        data;

        data = *((const volatile uint32_t *) mem);
        return(TOPPERS_SIL_REV_ENDIAN_UINT32(data));
}

#endif /* TOPPERS_OMIT_SIL_REW_BEM */
#ifndef TOPPERS_OMIT_SIL_WRW_BEM

Inline void
sil_wrw_bem(uint32_t *mem, uint32_t data)
{
        *((volatile uint32_t *) mem) = TOPPERS_SIL_REV_ENDIAN_UINT32(data);
}

#endif /* TOPPERS_OMIT_SIL_WRW_BEM */
#endif /* SIL_ENDIAN_BIG */
#endif /* TOPPERS_OMIT_SIL_ACCESS */

#endif /* TOPPERS_MACRO_ONLY */

#ifdef __cplusplus
}
#endif

#endif /* TOPPERS_SIL_H */