source: arch/m68k_gcc/prc_config.h @ 7

/*
 *  TOPPERS/ASP Kernel
 *      Toyohashi Open Platform for Embedded Real-Time Systems/
 *      Advanced Standard Profile Kernel
 * 
 *  Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
 *                              Toyohashi Univ. of Technology, JAPAN
 *  Copyright (C) 2005-2010 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
 *  Ÿåµ­Ãøºîž¢ŒÔ€Ï¡€°Ê²Œ€Î(1)¡Á(4)€ÎŸò·ï€òËþ€¿€¹Ÿì¹ç€ËžÂ€ê¡€ËÜ¥œ¥Õ¥È¥Š¥§
 *  ¥¢¡ÊËÜ¥œ¥Õ¥È¥Š¥§¥¢€ò²þÊÑ€·€¿€â€Î€òŽÞ€à¡¥°Ê²ŒÆ±€ž¡Ë€ò»ÈÍÑ¡ŠÊ£Àœ¡Š²þ
 *  ÊÑ¡ŠºÆÇÛÉۡʰʲŒ¡€ÍøÍрȞƀ֡ˀ¹€ë€³€È€ò̵œþ€ÇµöÂú€¹€ë¡¥
 *  (1) ËÜ¥œ¥Õ¥È¥Š¥§¥¢€ò¥œ¡Œ¥¹¥³¡Œ¥É€Î·Á€ÇÍøÍÑ€¹€ëŸì¹ç€Ë€Ï¡€Ÿåµ­€ÎÃøºî
 *      ž¢ÉœŒš¡€€³€ÎÍøÍÑŸò·ï€ª€è€Ó²Œµ­€Î̵ÊÝŸÚµ¬Äꀬ¡€€œ€Î€Þ€Þ€Î·Á€Ç¥œ¡Œ
 *      ¥¹¥³¡Œ¥ÉÃæ€ËŽÞ€Þ€ì€Æ€€€ë€³€È¡¥
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 *      €Î̵ÊÝŸÚµ¬Äê€ò·ÇºÜ€¹€ë€³€È¡¥
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 *      Íрǀ­€Ê€€·Á€ÇºÆÇÛÉÛ€¹€ëŸì¹ç€Ë€Ï¡€Œ¡€Î€€€º€ì€«€ÎŸò·ï€òËþ€¿€¹€³
 *      €È¡¥
 *    (a) ºÆÇÛÉÛ€ËÈŒ€Š¥É¥­¥å¥á¥ó¥È¡ÊÍøÍьԥޥ˥奢¥ë€Ê€É¡Ë€Ë¡€Ÿåµ­€ÎÃø
 *        ºîž¢ÉœŒš¡€€³€ÎÍøÍÑŸò·ï€ª€è€Ó²Œµ­€Î̵ÊÝŸÚµ¬Äê€ò·ÇºÜ€¹€ë€³€È¡¥
 *    (b) ºÆÇÛÉۀηÁÂÖ€ò¡€ÊÌ€ËÄê€á€ëÊýË¡€Ë€è€Ã€Æ¡€TOPPERS¥×¥í¥ž¥§¥¯¥È€Ë
 *        Êó¹ð€¹€ë€³€È¡¥
 *  (4) ËÜ¥œ¥Õ¥È¥Š¥§¥¢€ÎÍøÍрˀè€êÄŸÀÜŪ€Þ€¿€ÏŽÖÀÜŪ€ËÀž€ž€ë€€€«€Ê€ë»
 *      ³²€«€é€â¡€Ÿåµ­Ãøºîž¢ŒÔ€ª€è€ÓTOPPERS¥×¥í¥ž¥§¥¯¥È€òÌÈÀÕ€¹€ë€³€È¡¥
 *      €Þ€¿¡€ËÜ¥œ¥Õ¥È¥Š¥§¥¢€Î¥æ¡Œ¥¶€Þ€¿€Ï¥š¥ó¥É¥æ¡Œ¥¶€«€é€Î€€€«€Ê€ëÍý
 *      ͳ€ËŽð€Å€¯ÀÁµá€«€é€â¡€Ÿåµ­Ãøºîž¢ŒÔ€ª€è€ÓTOPPERS¥×¥í¥ž¥§¥¯¥È€ò
 *      ÌÈÀÕ€¹€ë€³€È¡¥
 * 
 *  ËÜ¥œ¥Õ¥È¥Š¥§¥¢€Ï¡€ÌµÊÝŸÚ€ÇÄ󶡀µ€ì€Æ€€€ë€â€Î€Ç€¢€ë¡¥Ÿåµ­Ãøºîž¢ŒÔ€ª
 *  €è€ÓTOPPERS¥×¥í¥ž¥§¥¯¥È€Ï¡€ËÜ¥œ¥Õ¥È¥Š¥§¥¢€ËŽØ€·€Æ¡€ÆÃÄê€Î»ÈÍÑÌÜŪ
 *  €ËÂЀ¹€ëŬ¹çÀ­€âŽÞ€á€Æ¡€€€€«€Ê€ëÊÝŸÚ€â¹Ô€ï€Ê€€¡¥€Þ€¿¡€ËÜ¥œ¥Õ¥È¥Š¥§
 *  ¥¢€ÎÍøÍрˀè€êÄŸÀÜŪ€Þ€¿€ÏŽÖÀÜŪ€ËÀž€ž€¿€€€«€Ê€ë»³²€ËŽØ€·€Æ€â¡€€œ
 *  €ÎÀÕÇ€€òÉé€ï€Ê€€¡¥
 * 
 *  $Id$
 */

/*
 *              ¥×¥í¥»¥Ã¥µ°Íž¥â¥ž¥å¡Œ¥ë¡ÊM68040ÍÑ¡Ë
 *
 *  €³€Î¥€¥ó¥¯¥ë¡Œ¥É¥Õ¥¡¥€¥ë€Ï¡€target_config.h¡Ê€Þ€¿€Ï¡€€œ€³€«€é¥€¥ó¥¯
 *  ¥ë¡Œ¥É€µ€ì€ë¥Õ¥¡¥€¥ë¡Ë€Î€ß€«€é¥€¥ó¥¯¥ë¡Œ¥É€µ€ì€ë¡¥ÂŸ€Î¥Õ¥¡¥€¥ë€«€é
 *  ÄŸÀÜ¥€¥ó¥¯¥ë¡Œ¥É€·€Æ€Ï€Ê€é€Ê€€¡¥
 */

#ifndef TOPPERS_PRC_CONFIG_H
#define TOPPERS_PRC_CONFIG_H

#ifndef TOPPERS_MACRO_ONLY

/*
 *  ¥×¥í¥»¥Ã¥µ€ÎÆÃŒìÌ¿Îá€Î¥€¥ó¥é¥€¥óŽØ¿ôÄêµÁ
 */
#include "prc_insn.h"

/*
 *  ¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È¥Ö¥í¥Ã¥¯€ÎÄêµÁ
 */
typedef struct task_context_block {
        void    *msp;           /* ¥¹¥¿¥Ã¥¯¥Ý¥€¥ó¥¿ */
        FP              pc;                     /* ¥×¥í¥°¥é¥à¥«¥Š¥ó¥¿ */
} TSKCTXB;

#endif /* TOPPERS_MACRO_ONLY */

/*
 *  ³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯Áàºî¥é¥€¥Ö¥é¥ê
 *
 *  M68040€Ç€Ï¡€¥¹¥Æ¡Œ¥¿¥¹¥ì¥ž¥¹¥¿¡ÊSR¡Ë€Î²Œ€«€é8¡Á10¥Ó¥Ã¥È€á€Î3¥Ó¥Ã¥È
 *  €Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡€IPM¡Ë€¬ÃÖ€«
 *  €ì€Æ€€€ë¡¥IPM€òÊÝž€·€Æ€ª€¯€¿€á€Ë¡€³ä¹þ€ßÍ¥ÀèÅـγ°ÉôÉœžœ¡Ê-1€«€éÏ¢
 *  ³€·€¿Éé€ÎÃÍ¡Ë€ò»È€Š€³€È€â²ÄÇœ€Ç€¢€ë€¬¡€ÍŸ·×€Êºž±Š¥Ó¥Ã¥È¥·¥Õ¥È€ÈÉä
 *  ¹æÈ¿ÅŸ€¬É¬Í׀ˀʀ롥€³€ì€òÈò€±€ë€¿€á€Ë¡€IPM€òÊÝž€¹€ëŸì¹ç€Ë€Ï¡€SR€Î
 *  8¡Á10¥Ó¥Ã¥È€á€òŒè€êœÐ€·€¿ÃÍ€ò»È€Š€³€È€Ë€¹€ë¡¥€³€ÎÃÍ€ò³ä¹þ€ßÍ¥ÀèÅÙ¥Þ
 *  ¥¹¥¯€ÎÆâÉôÉœžœ€ÈžÆ€Ó¡€IIPM€Èœñ€¯€³€È€Ë€¹€ë¡¥
 */

/*
 *  ³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€Î³°ÉôÉœžœ€ÈÆâÉôÉœžœ€ÎÊÑŽ¹
 */
#define EXT_IPM(iipm)   (-CAST(PRI, (iipm) >> 8))               /* ³°ÉôÉœžœ€ËÊÑŽ¹ */
#define INT_IPM(ipm)    (CAST(uint16_t, -(ipm)) << 8)   /* ÆâÉôÉœžœ€ËÊÑŽ¹ */

#ifndef TOPPERS_MACRO_ONLY

/*
 *  IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡€ÆâÉôÉœžœ¡Ë€ÎžœºßÃÍ€ÎÆɜЀ·
 */
Inline uint16_t
current_iipm(void)
{
        return(current_sr() & 0x0700U);
}

/*
 *  IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡€ÆâÉôÉœžœ¡Ë€ÎžœºßÃÍ€ÎÀßÄê
 */
Inline void
set_iipm(uint16_t iipm)
{
        set_sr((current_sr() & ~0x0700U) | iipm);
}

/*
 *  TOPPERSÉžœà³ä¹þ€ßœèÍý¥â¥Ç¥ë€ÎŒÂžœ
 *
 *  M68040€Ï¡€¥¹¥Æ¡Œ¥¿¥¹¥ì¥ž¥¹¥¿¡ÊSR¡ËÃæ€Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ê¥Ï¡Œ¥É¥Š¥§
 *  ¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡€IPM¡Ë€ò»ý€Ã€Æ€€€ë€¬¡€CPU¥í¥Ã¥¯¥Õ¥é¥°€ËÁêÅö
 *  €¹€ëµ¡Çœ€ò»ý€¿€Ê€€¡¥€œ€Î€¿€á¡€CPU¥í¥Ã¥¯¥Õ¥é¥°€Îµ¡Çœ€ò¡€IPM€Ë€è€Ã€Æ
 *  ŒÂžœ€¹€ë¡¥
 *
 *  €Þ€ºCPU¥í¥Ã¥¯¥Õ¥é¥°€ÎÃÍ¡Ê€¹€Ê€ï€Á¡€CPU¥í¥Ã¥¯ŸõÂÖ€«CPU¥í¥Ã¥¯²òœüŸõÂÖ
 *  €«¡Ë€Ï¡€€œ€Î€¿€á€ÎÊÑ¿ô¡Êlock_flag¡Ë€òÍÑ°Õ€·€ÆÊÝ»ý€¹€ë¡¥
 *
 *  CPU¥í¥Ã¥¯¥Õ¥é¥°€¬¥¯¥ê¥¢€µ€ì€Æ€€€ëŽÖ¡Ê€¹€Ê€ï€Á¡€CPU¥í¥Ã¥¯²òœüŸõÂÖ€Î
 *  ŽÖ¡Ë€Ï¡€IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ë€ò¡€¥â¥Ç¥ëŸå€Î³ä¹þ€ß
 *  Í¥ÀèÅÙ¥Þ¥¹¥¯€ÎÃÍ€ËÀßÄꀹ€ë¡¥€³€ÎŽÖ€Ï¡€¥â¥Ç¥ëŸå€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯
 *  €Ï¡€IPM€òÍÑ€€€ÆÊÝ»ý€¹€ë¡¥
 *
 *  €œ€ì€ËÂЀ·€ÆCPU¥í¥Ã¥¯¥Õ¥é¥°€¬¥»¥Ã¥È€µ€ì€Æ€€€ëŽÖ¡Ê€¹€Ê€ï€Á¡€CPU¥í¥Ã
 *  ¥¯ŸõÂրΎ֡ˀϡ€IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ë€ò¡€¥«¡Œ¥Í¥ë
 *  ŽÉÍý€Î³ä¹þ€ß€ò€¹€Ù€Æ¥Þ¥¹¥¯€¹€ëÃÍ¡ÊTIPM_LOCK¡Ë€È¡€¥â¥Ç¥ëŸå€Î³ä¹þ€ßÍ¥
 *  ÀèÅÙ¥Þ¥¹¥¯€È€Î¹â€€Êý€ËÀßÄꀹ€ë¡¥€³€ÎŽÖ€Î¥â¥Ç¥ëŸå€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹
 *  ¥¯€Ï¡€€œ€Î€¿€á€ÎÊÑ¿ô¡Êsaved_iipm¡€ÆâÉôÉœžœ€ÇÊÝ»ý¡Ë€òÍÑ°Õ€·€ÆÊÝ»ý€¹
 *  €ë¡¥
 */

/*
 *  ¥³¥ó¥Æ¥­¥¹¥È€Î»²ŸÈ
 *
 *  M68040€Ç€Ï¡€¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È€ò¥Þ¥¹¥¿¥â¡Œ¥É€Ç¡€È󥿥¹¥¯¥³¥ó¥Æ¥­¥¹
 *  ¥È€ò³ä¹þ€ß¥â¡Œ¥É€ÇŒÂ¹Ô€¹€ë¡¥¥Þ¥¹¥¿¥â¡Œ¥É€«³ä¹þ€ß¥â¡Œ¥É€«€Ï¡€¥¹¥Æ¡Œ
 *  ¥¿¥¹¥ì¥ž¥¹¥¿¡ÊSR¡ËÃæ€Î³ä¹þ€ß¥â¡Œ¥É¥Ó¥Ã¥È€Ë€è€êÈœỀǀ­€ë¡¥
 */
Inline bool_t
sense_context(void)
{
        return((current_sr() & 0x1000U) == 0U);
}

#endif /* TOPPERS_MACRO_ONLY */

/*
 *  CPU¥í¥Ã¥¯ŸõÂրǀγä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯
 *
 *  TIPM_LOCK€Ï¡€¥«¡Œ¥Í¥ëŽÉÍý€Î³ä¹þ€ß€ò€¹€Ù€Æ¥Þ¥¹¥¯€¹€ëÃÍ€ËÄêµÁ€¹€ë¡¥
 *
 *  TIPM_LOCK€Ï¡€ŽðËÜŪ€Ë€ÏTMIN_INTPRI€Ë°ìÃ×€µ€»€ì€Ð€è€€€¬¡€M68040€Ç€Ï¡€
 *  IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ë€¬-6€ÎŸì¹ç€È-7€ÎŸì¹ç€Î¿¶Éñ€€
 *  €¬Æ±€ž€Ç¡€IPM€Ë-7€òÀßÄꀹ€ë€³€È€ÏžúΚŪ€Ë¹Ô€š€ë€³€È€«€é¡€
 *  TMIN_INTPRI€¬-6€Î»þ€ÏTIPM_LOCK€ò-7€Ë€·€Æ€€€ë¡¥
 */
#if TMIN_INTPRI == -6           /* NMI°Ê³°€Ë¥«¡Œ¥Í¥ëŽÉÍý³°€Î³ä¹þ€ß€òÀ߀±€Ê€€ */
#define TIPM_LOCK               (-7)
#else /* TMIN_INTPRI == -6 */
#if (-1 >= TMIN_INTPRI) && (TMIN_INTPRI > -6)
#define TIPM_LOCK               TMIN_INTPRI
#else /* (-1 >= TMIN_INTPRI) && (TMIN_INTPRI > -6) */
#error TMIN_INTPRI out of range.
#endif /* (-1 >= TMIN_INTPRI) && (TMIN_INTPRI > -6) */
#endif /* TMIN_INTPRI == -6 */

/*
 *  CPU¥í¥Ã¥¯ŸõÂրǀγä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€ÎÆâÉôÉœžœ
 */
#define IIPM_LOCK               INT_IPM(TIPM_LOCK)

/*
 *  TIPM_ENAALL¡Ê³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯ÁŽ²òœü¡Ë€ÎÆâÉôÉœžœ
 */
#define IIPM_ENAALL             INT_IPM(TIPM_ENAALL)

#ifndef TOPPERS_MACRO_ONLY

/*
 *  CPU¥í¥Ã¥¯¥Õ¥é¥°ŒÂžœ€Î€¿€á€ÎÊÑ¿ô
 *
 *  €³€ì€é€ÎÊÑ¿ô€Ï¡€CPU¥í¥Ã¥¯ŸõÂրλþ€Î€ßœñ€­Ž¹€š€Æ€è€€€â€Î€È€¹€ë¡¥
 */
extern volatile bool_t          lock_flag;      /* CPU¥í¥Ã¥¯¥Õ¥é¥°€ÎÃÍ€òÊÝ»ý€¹€ëÊÑ¿ô */
extern volatile uint16_t        saved_iipm;     /* ³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€òÊÝž€¹€ëÊÑ¿ô */

/*
 *  CPU¥í¥Ã¥¯ŸõÂր؀ΰܹÔ
 *
 *  IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ë€ò¡€saved_iipm€ËÊÝž€·¡€¥«¡Œ
 *  ¥Í¥ëŽÉÍý€Î³ä¹þ€ß€ò€¹€Ù€Æ¥Þ¥¹¥¯€¹€ëÃÍ¡ÊTIPM_LOCK¡Ë€ËÀßÄꀹ€ë¡¥€Þ€¿¡€
 *  lock_flag€òtrue€Ë€¹€ë¡¥
 *
 *  IPM€¬¡€ºÇœé€«€éTIPM_LOCK€ÈƱ€ž€«€œ€ì€è€ê¹â€€Ÿì¹ç€Ë€Ï¡€€œ€ì€ò
 *  saved_iipm€ËÊÝž€¹€ë€Î€ß€Ç¡€TIPM_LOCK€Ë€ÏÀßÄꀷ€Ê€€¡¥€³€ì€Ï¡€¥â¥Ç¥ë
 *  Ÿå€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€¬¡€TIPM_LOCK€ÈƱ€ž€«€œ€ì€è€ê¹â€€¥ì¥Ù¥ë€ËÀßÄê
 *  €µ€ì€Æ€€€ëŸõÂրˀ¢€¿€ë¡¥
 *
 *  €³€ÎŽØ¿ô€Ï¡€CPU¥í¥Ã¥¯ŸõÂÖ¡Êlock_flag€¬true€ÎŸõÂ֡ˀǞƀЀì€ë€³€È€Ï
 *  €Ê€€€â€Î€ÈÁÛÄꀷ€Æ€€€ë¡¥
 */
Inline void
x_lock_cpu(void)
{
        uint16_t        iipm;

        /*
         *  current_iipm()€ÎÊÖ€êÃÍ€òÄŸÀÜsaved_iipm€ËÊÝž€»€º¡€°ì»þÊÑ¿ôiipm
         *  €òÍÑ€€€Æ€€€ë€Î€Ï¡€current_iipm()€òžÆ€ó€ÀÄŸžå€Ë³ä¹þ€ß€¬È¯Àž€·¡€
         *  µ¯Æ°€µ€ì€¿³ä¹þ€ßœèÍý€Çsaved_iipm€¬Êѹ¹€µ€ì€ë²ÄÇœÀ­€¬€¢€ë€¿€á€Ç
         *  €¢€ë¡¥
         */
        iipm = current_iipm();
#if TIPM_LOCK == -7
        disint();
#else /* TIPM_LOCK == -7 */
        if (IIPM_LOCK > iipm) {
                set_iipm(IIPM_LOCK);
        }
#endif /* TIPM_LOCK == -7 */
        saved_iipm = iipm;
        lock_flag = true;
        Asm("":::"memory");
}

#define t_lock_cpu()    x_lock_cpu()
#define i_lock_cpu()    x_lock_cpu()

/*
 *  CPU¥í¥Ã¥¯ŸõÂրβòœü
 *
 *  lock_flag€òfalse€Ë€·¡€IPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡Ë€ò¡€
 *  saved_iipm€ËÊÝž€·€¿ÃÍ€ËÌ္¡¥
 *
 *  €³€ÎŽØ¿ô€Ï¡€CPU¥í¥Ã¥¯ŸõÂÖ¡Êlock_flag€¬true€ÎŸõÂ֡ˀǀ΀ߞƀЀì€ë€â
 *  €Î€ÈÁÛÄꀷ€Æ€€€ë¡¥
 */
Inline void
x_unlock_cpu(void)
{
        Asm("":::"memory");
        lock_flag = false;
        set_iipm(saved_iipm);
}

#define t_unlock_cpu()  x_unlock_cpu()
#define i_unlock_cpu()  x_unlock_cpu()

/*
 *  CPU¥í¥Ã¥¯ŸõÂրλ²ŸÈ
 */
Inline bool_t
x_sense_lock(void)
{
        return(lock_flag);
}

#define t_sense_lock()  x_sense_lock()
#define i_sense_lock()  x_sense_lock()

/*
 *  chg_ipm€ÇÍ­žú€Ê³ä¹þ€ßÍ¥ÀèÅÙ€ÎÈÏ°Ï€ÎÈœÄê
 *
 *  TMIN_INTPRI€ÎÃ̀ˀè€é€º¡€chg_ipm€Ç€Ï¡€-6¡ÁTIPM_ENAALL¡Ê¡á0¡Ë€ÎÈÏ°Ï
 *  €ËÀßÄê€Ç€­€ë€³€È€È€¹€ë¡Ê¥¿¡Œ¥²¥Ã¥ÈÄêµÁ€Î³ÈÄ¥¡Ë¡¥
 */
#define VALID_INTPRI_CHGIPM(intpri) \
                                (-6 <= (intpri) && (intpri) <= TIPM_ENAALL)

/*
 * ¡Ê¥â¥Ç¥ëŸå€Î¡Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€ÎÀßÄê
 *
 *  CPU¥í¥Ã¥¯¥Õ¥é¥°€¬¥¯¥ê¥¢€µ€ì€Æ€€€ë»þ€Ï¡€¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ
 *  ¥¹¥¯€òÀßÄꀹ€ë¡¥CPU¥í¥Ã¥¯¥Õ¥é¥°€¬¥»¥Ã¥È€µ€ì€Æ€€€ë»þ€Ï¡€saved_iipm
 *  €òÀßÄꀷ¡€€µ€é€Ë¡€¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€ò¡€ÀßÄꀷ€è€Š€È
 *  €·€¿¡Ê¥â¥Ç¥ëŸå€Î¡Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€ÈTIPM_LOCK€Î¹â€€Êý€ËÀßÄꀹ€ë¡¥
 */
Inline void
x_set_ipm(PRI intpri)
{
        uint16_t        iipm = INT_IPM(intpri);

        if (!lock_flag) {
                set_iipm(iipm);
        }
        else {
                saved_iipm = iipm;
#if TIPM_LOCK == -7
                /*
                 *  TIPM_LOCK€¬-7€ÎŸì¹ç€Ë€Ï¡€€³€Î»þÅÀ€Ç¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥Àè
                 *  ÅÙ¥Þ¥¹¥¯€¬É¬€º7€ËÀßÄꀵ€ì€Æ€€€ë€¿€á¡€ÀßÄꀷ€Ê€ª€¹É¬Í×€¬€Ê€€¡¥
                 */
#else /* TIPM_LOCK == -7 */
                set_iipm(iipm > IIPM_LOCK ? iipm : IIPM_LOCK);
#endif /* TIPM_LOCK == -7 */
        }
}

#define t_set_ipm(intpri)       x_set_ipm(intpri)
#define i_set_ipm(intpri)       x_set_ipm(intpri)

/*
 * ¡Ê¥â¥Ç¥ëŸå€Î¡Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯€Î»²ŸÈ
 *
 *  CPU¥í¥Ã¥¯¥Õ¥é¥°€¬¥¯¥ê¥¢€µ€ì€Æ€€€ë»þ€Ï¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ
 *  ¥¹¥¯€ò¡€¥»¥Ã¥È€µ€ì€Æ€€€ë»þ€Ïsaved_iipm€ò»²ŸÈ€¹€ë¡¥
 */
Inline PRI
x_get_ipm(void)
{
        uint16_t        iipm;

        if (!lock_flag) {
                iipm = current_iipm();
        }
        else {
                iipm = saved_iipm;
        }
        return(EXT_IPM(iipm));
}

#define t_get_ipm()             x_get_ipm()
#define i_get_ipm()             x_get_ipm()

/*
 *  ºÇ¹âÍ¥Àèœç°Ì¥¿¥¹¥¯€Ø€Î¥Ç¥£¥¹¥Ñ¥Ã¥Á¡Êprc_support.S¡Ë
 *
 *  dispatch€Ï¡€¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È€«€éžÆ€ÓœÐ€µ€ì€¿¥µ¡Œ¥Ó¥¹¥³¡Œ¥ëœèÍý€«
 *  €éžÆ€ÓœÐ€¹€Ù€­€â€Î€Ç¡€¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È¡ŠCPU¥í¥Ã¥¯ŸõÂÖ¡Š¥Ç¥£¥¹¥Ñ¥Ã
 *  ¥Áµö²ÄŸõÂÖ¡Š¡Ê¥â¥Ç¥ëŸå€Î¡Ë³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯ÁŽ²òœüŸõÂրǞƀӜЀµ€Ê
 *  €±€ì€Ð€Ê€é€Ê€€¡¥
 */
extern void     dispatch(void);

/*
 *  ¥Ç¥£¥¹¥Ñ¥Ã¥Á¥ã€ÎÆ°ºî³«»Ï¡Êprc_support.S¡Ë
 *
 *  start_dispatch€Ï¡€¥«¡Œ¥Í¥ëµ¯Æ°»þ€ËžÆ€ÓœÐ€¹€Ù€­€â€Î€Ç¡€€¹€Ù€Æ€Î³ä¹þ
 *  €ß€ò¶Ø»ß€·€¿ŸõÂ֡ʳä¹þ€ß¥í¥Ã¥¯ŸõÂÖ€ÈƱÅù€ÎŸõÂ֡ˀǞƀӜЀµ€Ê€±€ì€Ð
 *  €Ê€é€Ê€€¡¥
 */
extern void     start_dispatch(void) NoReturn;

/*
 *  žœºß€Î¥³¥ó¥Æ¥­¥¹¥È€òŒÎ€Æ€Æ¥Ç¥£¥¹¥Ñ¥Ã¥Á¡Êprc_support.S¡Ë
 *
 *  exit_and_dispatch€Ï¡€ext_tsk€«€éžÆ€ÓœÐ€¹€Ù€­€â€Î€Ç¡€¥¿¥¹¥¯¥³¥ó¥Æ¥­
 *  ¥¹¥È¡ŠCPU¥í¥Ã¥¯ŸõÂÖ¡Š¥Ç¥£¥¹¥Ñ¥Ã¥Áµö²ÄŸõÂÖ¡Š¡Ê¥â¥Ç¥ëŸå€Î¡Ë³ä¹þ€ßÍ¥Àè
 *  ÅÙ¥Þ¥¹¥¯ÁŽ²òœüŸõÂրǞƀӜЀµ€Ê€±€ì€Ð€Ê€é€Ê€€¡¥
 */
extern void     exit_and_dispatch(void) NoReturn;

/*
 *  ¥«¡Œ¥Í¥ë€ÎœªÎ»œèÍý€ÎžÆœÐ€·¡Êprc_support.S¡Ë
 *
 *  call_exit_kernel€Ï¡€¥«¡Œ¥Í¥ë€ÎœªÎ»»þ€ËžÆ€ÓœÐ€¹€Ù€­€â€Î€Ç¡€È󥿥¹¥¯
 *  ¥³¥ó¥Æ¥­¥¹¥È€ËÀڀꎹ€š€Æ¡€¥«¡Œ¥Í¥ë€ÎœªÎ»œèÍý¡Êexit_kernel¡Ë€òžÆ€ÓœÐ
 *  €¹¡¥
 */
extern void call_exit_kernel(void) NoReturn;

/*
 *  ¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È€ÎœéŽü²œ
 *
 *  ¥¿¥¹¥¯€¬µÙ»ßŸõÂÖ€«€éŒÂ¹Ô€Ç€­€ëŸõÂր˰ܹԀ¹€ë»þ€ËžÆ€Ð€ì€ë¡¥€³€Î»þÅÀ
 *  €Ç¥¹¥¿¥Ã¥¯Îΰè€ò»È€Ã€Æ€Ï€Ê€é€Ê€€¡¥
 *
 *  activate_context€ò¡€¥€¥ó¥é¥€¥óŽØ¿ô€Ç€Ï€Ê€¯¥Þ¥¯¥íÄêµÁ€È€·€Æ€€€ë€Î€Ï¡€
 *  €³€Î»þÅÀ€Ç€ÏTCB€¬ÄêµÁ€µ€ì€Æ€€€Ê€€€¿€á€Ç€¢€ë¡¥
 */
extern void     start_r(void);

#define activate_context(p_tcb)                                                                                 \
{                                                                                                                                               \
        (p_tcb)->tskctxb.msp = (void *)((char *)((p_tcb)->p_tinib->stk)         \
                                                                                + (p_tcb)->p_tinib->stksz);             \
        (p_tcb)->tskctxb.pc = (void *) start_r;                                                         \
}

/*
 *  calltex€Ï»ÈÍÑ€·€Ê€€
 */
#define OMIT_CALLTEX

/*
 *  Îã³°¥Ù¥¯¥¿¥Æ¡Œ¥Ö¥ë€Î¹œÂ€€ÎÄêµÁ
 */
typedef struct exc_vector_entry {
        FP              exc_handler;            /* Îã³°¥Ï¥ó¥É¥é€Îµ¯Æ°ÈÖÃÏ */
} EXCVE;

/*
 *  ³ä¹þ€ß¥Ï¥ó¥É¥éÈÖ¹æ€ÈCPUÎã³°¥Ï¥ó¥É¥éÈÖ¹æ€ÎÈÏ°Ï€ÎÈœÄê
 */
#define VALID_INHNO_DEFINH(inhno)       ((0x10U <= (inhno) && (inhno) <= 0x1fU) \
                                                                        || (0x40U <= (inhno) && (inhno) <= 0xffU))
#define VALID_EXCNO_DEFEXC(excno)       ((0x02U <= (excno) && (excno) <= 0x0fU) \
                                                                        || (0x20U <= (excno) && (excno) <= 0x3fU))

/*
 *  ³ä¹þ€ß¥Ï¥ó¥É¥é€ÎÀßÄê
 *
 *  ¥Ù¥¯¥È¥ëÈÖ¹æinhno€Î³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€ÎÈÖÃÏ€òint_entry€ËÀß
 *  Äꀹ€ë¡¥
 */
Inline void
x_define_inh(INHNO inhno, FP int_entry)
{
        EXCVE   *excvt;

        assert(VALID_INHNO_DEFINH(inhno));

#ifdef EXCVT_KERNEL
        /*
         *  EXCVT_KERNEL€¬ÄêµÁ€µ€ì€Æ€€€ë»þ€Ï¡€œéŽü²œœèÍý€ÎÃæ€ÇVBR€ò
         *  EXCVT_KERNEL€ËÀßÄꀹ€ë€Î€Ç¡€EXCVT_KERNEL€ò»È€Š¡¥
         */
        excvt = (EXCVE *) EXCVT_KERNEL;
#else /* EXCVT_KERNEL */
        excvt = (EXCVE *) current_vbr();
#endif /* EXCVT_KERNEL */
        excvt[inhno].exc_handler = int_entry;
}

/*
 *  CPUÎã³°¥Ï¥ó¥É¥é€ÎÀßÄê
 *
 *  ¥Ù¥¯¥È¥ëÈÖ¹æexcno€ÎCPUÎã³°¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€ÎÈÖÃÏ€òexc_entry€ËÀß
 *  Äꀹ€ë¡¥
 */
Inline void
x_define_exc(EXCNO excno, FP exc_entry)
{
        EXCVE   *excvt;

        assert(VALID_EXCNO_DEFEXC(excno));

#ifdef EXCVT_KERNEL
        /*
         *  EXCVT_KERNEL€¬ÄêµÁ€µ€ì€Æ€€€ë»þ€Ï¡€œéŽü²œœèÍý€ÎÃæ€ÇVBR€ò
         *  EXCVT_KERNEL€ËÀßÄꀹ€ë€Î€Ç¡€EXCVT_KERNEL€ò»È€Š¡¥
         */
        excvt = (EXCVE *) EXCVT_KERNEL;
#else /* EXCVT_KERNEL */
        excvt = (EXCVE *) current_vbr();
#endif /* EXCVT_KERNEL */
        excvt[excno].exc_handler = exc_entry;
}

/*
 *  ³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€ÎÀžÀ®
 */

/*
 *  ³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€Î¥é¥Ù¥ë€òºî€ë¥Þ¥¯¥í
 */
#define INT_ENTRY(inhno, inthdr)        _kernel_##inthdr##_##inhno

/*
 *  LOG_INH_ENTER€¬¥Þ¥¯¥íÄêµÁ€µ€ì€Æ€€€ëŸì¹ç€Ë¡€CALL_LOG_INH_ENTER€ò¡€
 *  inhno_num€ò¥Ñ¥é¥á¡Œ¥¿€È€·€Ælog_inh_enter€òžÆ€ÓœÐ€¹¥¢¥»¥ó¥Ö¥êžÀžì¥³¡Œ
 *  ¥É€Ë¥Þ¥¯¥íÄêµÁ€¹€ë¡¥
 */
#ifdef LOG_INH_ENTER

#define CALL_LOG_INH_ENTER(inhno_num) \
"       move.l #" #inhno_num ", -(%sp)  \n"  /* inhno_num€ò¥Ñ¥é¥á¡Œ¥¿€Ë */ \
"       jsr _kernel_log_inh_enter               \n"  /* log_inh_enter€òžÆ€ÓœÐ€¹ */ \
"       addq.l #4, %sp                                  \n"

#else /* LOG_INH_ENTER */
#define CALL_LOG_INH_ENTER(inhno_num)
#endif /* LOG_INH_ENTER */

#ifdef LOG_INH_LEAVE

/*
 *  CALL_LOG_INH_LEAVE€ò¡€inhno_num€ò¥Ñ¥é¥á¡Œ¥¿€È€·€Ælog_inh_leave€òžÆ
 *  €ÓœÐ€¹¥¢¥»¥ó¥Ö¥êžÀžì¥³¡Œ¥É€Ë¥Þ¥¯¥íÄêµÁ€¹€ë¡¥
 */
#define CALL_LOG_INH_LEAVE(inhno_num) \
"       move.l #" #inhno_num ", -(%sp)  \n"  /* inhno_num€ò¥Ñ¥é¥á¡Œ¥¿€Ë */ \
"       jsr _kernel_log_inh_leave               \n"  /* log_inh_leave€òžÆ€ÓœÐ€¹ */ \
"       addq.l #4, %sp                                  \n"

/*
 *  LOG_INH_LEAVE€¬¥Þ¥¯¥íÄêµÁ€µ€ì€Æ€€€ëŸì¹ç€Î³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý¡¥
 *  ³ä¹þ€ß¥Ï¥ó¥É¥é€ò¥µ¥Ö¥ë¡Œ¥Á¥ó¥³¡Œ¥ë€·¡€Ìá€Ã€Æ€­€¿€é¡€¥È¥ì¡Œ¥¹¥í¥°€Î
 *  ŒèÆÀžå¡€ret_int€ËʬŽô€¹€ë¡¥
 */
#define INTHDR_ENTRY(inhno, inhno_num, inthdr) \
extern void _kernel_##inthdr##_##inhno(void); \
asm(".text                                                      \n" \
"_kernel_" #inthdr "_" #inhno ":        \n" \
"       movem.l %d0-%d1/%a0-%a1, -(%sp) \n"  /* ¥¹¥¯¥é¥Ã¥Á¥ì¥ž¥¹¥¿€òÊÝž */ \
        CALL_LOG_INH_ENTER(inhno_num) \
"       jsr " #inthdr "                                 \n"  /* ³ä¹þ€ß¥Ï¥ó¥É¥é€òžÆ€ÓœÐ€¹ */ \
        CALL_LOG_INH_LEAVE(inhno_num) \
"       jmp _kernel_ret_int                             \n");/* ret_int€ØʬŽô */

#else /* LOG_INH_LEAVE */

/*
 *  LOG_INH_LEAVE€¬¥Þ¥¯¥íÄêµÁ€µ€ì€Æ€€€Ê€€Ÿì¹ç€Î³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœè
 *  Íý¡¥Ìá€êÈÖÃπȀ·€Æret_int€ò¥¹¥¿¥Ã¥¯€ËÀÑ€ó€Àžå¡€³ä¹þ€ß¥Ï¥ó¥É¥é€Îµ¯Æ°
 *  ÈÖÃÏ€ËʬŽô€¹€ë¡¥³ä¹þ€ß¥Ï¥ó¥É¥é€«€é€Î¥ê¥¿¡Œ¥ó€Ë€è€ê¡€ret_int€ØʬŽô€¹
 *  €ë¡¥
 */
#define INTHDR_ENTRY(inhno, inhno_num, inthdr) \
extern void _kernel_##inthdr##_##inhno(void); \
asm(".text                                                      \n" \
"_kernel_" #inthdr "_" #inhno ":        \n" \
"       movem.l %d0-%d1/%a0-%a1, -(%sp) \n"  /* ¥¹¥¯¥é¥Ã¥Á¥ì¥ž¥¹¥¿€òÊÝž */ \
        CALL_LOG_INH_ENTER(inhno_num) \
"       move.l #_kernel_ret_int, -(%sp) \n"  /* Ìá€êÈÖÃÏ€ò¥¹¥¿¥Ã¥¯€ËÀÑ€à */ \
"       jmp " #inthdr "                                 \n");/* ³ä¹þ€ß¥Ï¥ó¥É¥é€ØʬŽô */

#endif /* LOG_INH_LEAVE */

/*
 *  CPUÎã³°¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€ÎÀžÀ®
 *
 *  CPUÎã³°¥Ï¥ó¥É¥é€ÎÈÖÃÏ€òA1€Ë¡€CPUÎã³°¥Ï¥ó¥É¥éÈÖ¹æ€òD1€ËÆþ€ì€Æ¡€
 *  exchdr_entry€ËʬŽô€¹€ë¡¥³ä¹þ€ß¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€ÈƱÍ̀ˡ€CPUÎã³°
 *  ¥Ï¥ó¥É¥éËè€ËCPUÎã³°¥Ï¥ó¥É¥é€òžÆ€ÓœÐ€¹œèÍý€òÅž³«€¹€ëÊýË¡€â€¢€ë€¬¡€Åž
 *  ³«€¹€ëœèÍýÆâÍÆ€¬Ê£»š€Ç€¢€ë€¿€á¡€ºÎÍÑ€·€Æ€€€Ê€€¡¥
 */

/*
 *  CPUÎã³°¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý€Î¥é¥Ù¥ë€òºî€ë¥Þ¥¯¥í
 */
#define EXC_ENTRY(excno, exchdr)        _kernel_##exchdr##_##excno

/*
 *  CPUÎã³°¥Ï¥ó¥É¥é€ÎœÐÆþžýœèÍý
 */
#define EXCHDR_ENTRY(excno, excno_num, exchdr) \
extern void _kernel_##exchdr##_##excno(void *sp); \
asm(".text                                                      \n" \
"_kernel_" #exchdr "_" #excno ":        \n" \
"       movem.l %d0-%d1/%a0-%a1, -(%sp) \n"  /* ¥¹¥¯¥é¥Ã¥Á¥ì¥ž¥¹¥¿€òÊÝž */ \
"       lea.l " #exchdr ", %a1                  \n"  /* CPUÎã³°¥Ï¥ó¥É¥é€ÎÈÖÃÏ€òA1€Ë */ \
"       move.l #" #excno_num ", %d1             \n"  /* excno_num€òD1€Ë */ \
"       jmp _kernel_exchdr_entry                \n");/* exchdr_entry€ËʬŽô */

/*
 *  CPUÎã³°€ÎȯÀž€·€¿»þ€Î¥³¥ó¥Æ¥­¥¹¥È€Î»²ŸÈ
 *
 *  CPUÎã³°€ÎȯÀž€·€¿»þ€Î¥³¥ó¥Æ¥­¥¹¥È€¬¡€¥¿¥¹¥¯¥³¥ó¥Æ¥­¥¹¥È€Î»þ€Ëfalse¡€
 *  €œ€Š€Ç€Ê€€»þ€Ëtrue€òÊÖ€¹¡¥
 */
Inline bool_t
exc_sense_context(void *p_excinf)
{
        return((*((uint16_t *) p_excinf) & 0x1000U) == 0U);
}

/*
 *  CPUÎã³°€ÎȯÀž€·€¿»þ€ÎIPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯¡€ÆâÉôÉœ
 *  žœ¡Ë€Î»²ŸÈ
 */
Inline uint16_t
exc_get_iipm(void *p_excinf)
{
        return(*((uint16_t *) p_excinf) & 0x0700U);
}

/*
 *  CPUÎã³°€ÎȯÀž€·€¿»þ€Î¥³¥ó¥Æ¥­¥¹¥È€È³ä¹þ€ß€Î¥Þ¥¹¥¯ŸõÂրλ²ŸÈ
 *
 *  CPUÎã³°€ÎȯÀž€·€¿»þ€Î¥·¥¹¥Æ¥àŸõÂÖ€¬¡€¥«¡Œ¥Í¥ëŒÂ¹ÔÃæ€Ç€Ê€¯¡€¥¿¥¹¥¯¥³
 *  ¥ó¥Æ¥­¥¹¥È€Ç€¢€ê¡€ÁŽ³ä¹þ€ß¥í¥Ã¥¯ŸõÂրǀʀ¯¡€CPU¥í¥Ã¥¯ŸõÂրǀʀ¯¡€³ä
 *  ¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯ÁŽ²òœüŸõÂրǀ¢€ë»þ€Ëtrue¡€€œ€Š€Ç€Ê€€»þ€Ëfalse€òÊÖ€¹
 *  ¡ÊCPUÎã³°€¬¥«¡Œ¥Í¥ëŽÉÍý³°€Î³ä¹þ€ßœèÍýÃæ€ÇȯÀž€·€¿Ÿì¹ç€Ë€âfalse€òÊÖ
 *  €¹¡Ë¡¥
 *
 *  M68040€Ç€Ï¡€CPUÎã³°€ÎȯÀž€·€¿»þ€ÎIPM¡Ê¥Ï¡Œ¥É¥Š¥§¥¢€Î³ä¹þ€ßÍ¥ÀèÅÙ¥Þ
 *  ¥¹¥¯¡Ë€¬€¹€Ù€Æ€Î³ä¹þ€ß€òµö²Ä€¹€ëŸõÂրǀ¢€ë€³€È€ò¥Á¥§¥Ã¥¯€¹€ë€³€È€Ç¡€
 *  ¥«¡Œ¥Í¥ëŒÂ¹ÔÃæ€Ç€Ê€€€³€È¡€ÁŽ³ä¹þ€ß¥í¥Ã¥¯ŸõÂրǀʀ€€³€È¡€CPU¥í¥Ã¥¯Ÿõ
 *  Âրǀʀ€€³€È¡€³ä¹þ€ßÍ¥ÀèÅÙ¥Þ¥¹¥¯ÁŽ²òœüŸõÂրǀ¢€ë€³€È€Î4€Ä€ÎŸò·ï€ò
 *  ¥Á¥§¥Ã¥¯€¹€ë€³€È€¬€Ç€­€ë¡ÊCPUÎã³°€¬È¯Àž€·€¿»þ€Îlock_flag€ò»²ŸÈ€¹€ë
 *  ɬÍ׀πʀ€¡Ë¡¥
 */
Inline bool_t
exc_sense_intmask(void *p_excinf)
{
        return(!exc_sense_context(p_excinf)
                                        && exc_get_iipm(p_excinf) == IIPM_ENAALL);
}

/*
 *  ¥×¥í¥»¥Ã¥µ°Íž€ÎœéŽü²œ
 */
extern void     prc_initialize(void);

/*
 *  ¥×¥í¥»¥Ã¥µ°Íž€ÎœªÎ»»þœèÍý
 */
extern void     prc_terminate(void);

#endif /* TOPPERS_MACRO_ONLY */
#endif /* TOPPERS_PRC_CONFIG_H */