source: mypx/target/macosx_gcc/target_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) 2004-2010 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
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/*
 *              sil.h€Î¥¿¡Œ¥²¥Ã¥È°ÍžÉô¡ÊMac OS XÍÑ¡Ë
 *
 *  €³€Î¥€¥ó¥¯¥ë¡Œ¥É¥Õ¥¡¥€¥ë€Ï¡€sil.h€ÎÀèƬ€Ç¥€¥ó¥¯¥ë¡Œ¥É€µ€ì€ë¡¥ÂŸ€Î¥Õ¥¡
 *  ¥€¥ë€«€é€ÏÄŸÀÜ¥€¥ó¥¯¥ë¡Œ¥É€¹€ë€³€È€Ï€Ê€€¡¥€³€Î¥Õ¥¡¥€¥ë€ò¥€¥ó¥¯¥ë¡Œ
 *  ¥É€¹€ëÁ°€Ë¡€t_stddef.h€¬¥€¥ó¥¯¥ë¡Œ¥É€µ€ì€ë€Î€Ç¡€€œ€ì€é€Ë°Íž€·€Æ€â
 *  €è€€¡¥
 */

#ifndef TOPPERS_TARGET_SIL_H
#define TOPPERS_TARGET_SIL_H

#ifndef TOPPERS_MACRO_ONLY

/*
 *  Éžœà€Î¥€¥ó¥¯¥ë¡Œ¥É¥Õ¥¡¥€¥ë
 */
#include <signal.h>

/*
 *  NMI€òœü€¯€¹€Ù€Æ€Î³ä¹þ€ß€Î¶Ø»ß
 */
Inline void
TOPPERS_dissig(sigset_t *p_sigmask)
{
        extern sigset_t _kernel_sigmask_intlock;

        sigprocmask(SIG_BLOCK, &_kernel_sigmask_intlock, p_sigmask);
}

/*
 *  ³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡ÊÆâÉôÉœžœ¡Ë€ÎžœºßÃÍ€ÎÀßÄê
 */
Inline void
TOPPERS_setsig(sigset_t *p_sigmask)
{
        sigprocmask(SIG_SETMASK, p_sigmask, NULL);
}

/*
 *  ÁŽ³ä¹þ€ß¥í¥Ã¥¯ŸõÂÖ€ÎÀ©žæ
 */
#define SIL_PRE_LOC             sigset_t TOPPERS_sigmask
#define SIL_LOC_INT()   (TOPPERS_dissig(&TOPPERS_sigmask))
#define SIL_UNL_INT()   (TOPPERS_setsig(&TOPPERS_sigmask))

/*
 *  ÈùŸ¯»þŽÖÂÔ€Á
 */
Inline void
sil_dly_nse(ulong_t dlytim)
{
        /*
         *  ¥·¥ß¥å¥ì¡Œ¥·¥ç¥óŽÄ¶­€Ç€Ï°ÕÌ£€¬€Ê€€€¿€á¡€²¿€â€·€Ê€€¡¥
         */
}

#endif /* TOPPERS_MACRO_ONLY */

/*
 *  ¥×¥í¥»¥Ã¥µ€Î¥š¥ó¥Ç¥£¥¢¥ó
 */
#if defined(__ppc__)
#define SIL_ENDIAN_BIG                          /* ¥Ó¥Ã¥°¥š¥ó¥Ç¥£¥¢¥ó */
#elif defined(__i386__) || defined(__x86_64__)
#define SIL_ENDIAN_LITTLE                       /* ¥ê¥È¥ë¥š¥ó¥Ç¥£¥¢¥ó */
#endif

#endif /* TOPPERS_TARGET_SIL_H */