source: mypx/arch/logtrace/trace_dump.c

/*
 *  TOPPERS Software
 *      Toyohashi Open Platform for Embedded Real-Time Systems
 * 
 *  Copyright (C) 2007-2011 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¡¥
 *  (2) ËÜ¥œ¥Õ¥È¥Š¥§¥¢€ò¡€¥é¥€¥Ö¥é¥ê·ÁŒ°€Ê€É¡€ÂŸ€Î¥œ¥Õ¥È¥Š¥§¥¢³«È¯€Ë»È
 *      Íрǀ­€ë·Á€ÇºÆÇÛÉÛ€¹€ëŸì¹ç€Ë€Ï¡€ºÆÇÛÉÛ€ËÈŒ€Š¥É¥­¥å¥á¥ó¥È¡ÊÍøÍÑ
 *      ŒÔ¥Þ¥Ë¥å¥¢¥ë€Ê€É¡Ë€Ë¡€Ÿåµ­€ÎÃøºîž¢ÉœŒš¡€€³€ÎÍøÍÑŸò·ï€ª€è€Ó²Œµ­
 *      €Î̵ÊÝŸÚµ¬Äê€ò·ÇºÜ€¹€ë€³€È¡¥
 *  (3) ËÜ¥œ¥Õ¥È¥Š¥§¥¢€ò¡€µ¡Žï€ËÁȀ߹þ€à€Ê€É¡€ÂŸ€Î¥œ¥Õ¥È¥Š¥§¥¢³«È¯€Ë»È
 *      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€€¡¥
 * 
 *  $Id$
 */

/*
 *              ¥È¥ì¡Œ¥¹¥í¥°€Î¥À¥ó¥×
 */

#include "kernel_impl.h"
#include "task.h"
#include <log_output.h>

/* 
 *  ¥«¡Œ¥Í¥ëŸðÊó€ÎŒèœÐ€·
 */
static intptr_t
get_tskid(intptr_t info)
{
        TCB             *p_tcb;
        ID              tskid;

        p_tcb = (TCB *) info;
        if (p_tcb == NULL) {
                tskid = 0;
        }
        else {
                tskid = TSKID(p_tcb);
        }
        return((intptr_t) tskid);
}

static intptr_t
get_tskstat(intptr_t info)
{
        uint_t          tstat;
        const char      *tstatstr;

        tstat = (uint_t) info;
        switch (tstat & (TS_RUNNABLE|TS_WAITING|TS_SUSPENDED)) {
        case TS_DORMANT:
                tstatstr = "DORMANT";
                break;
        case TS_RUNNABLE:
                tstatstr = "RUNNABLE";
                break;
        case TS_WAITING:
                tstatstr = "WAITING";
                break;
        case TS_SUSPENDED:
                tstatstr = "SUSPENDED";
                break;
        case TS_WAITING|TS_SUSPENDED:
                tstatstr = "WAITING-SUSPENDED";
                break;
        default:
                tstatstr = "unknown state";
                break;
        }
        return((intptr_t) tstatstr);
}

/* 
 *  ¥È¥ì¡Œ¥¹¥í¥°€ÎÉœŒš
 */
static void
trace_print(TRACE *p_trace, void (*putc)(char))
{
        intptr_t        traceinfo[TMAX_LOGINFO + 1];
        const char      *tracemsg;
        int_t           i;

        traceinfo[0] = (intptr_t)(p_trace->logtim);
        syslog_printf("[%d] ", traceinfo, putc);

        switch (p_trace->logtype) {
        case LOG_TYPE_TSKSTAT:
                traceinfo[0] = get_tskid(p_trace->loginfo[0]);
                traceinfo[1] = get_tskstat(p_trace->loginfo[1]);
                tracemsg = "task %d becomes %s.";
                break;
        case LOG_TYPE_DSP|LOG_LEAVE:
                traceinfo[0] = get_tskid(p_trace->loginfo[0]);
                tracemsg = "dispatch to task %d.";
                break;
        case LOG_TYPE_COMMENT:
                for (i = 1; i < TMAX_LOGINFO; i++) {
                        traceinfo[i-1] = p_trace->loginfo[i];
                }
                tracemsg = (const char *)(p_trace->loginfo[0]);
                break;
        case LOG_TYPE_ASSERT:
                traceinfo[0] = p_trace->loginfo[0];
                traceinfo[1] = p_trace->loginfo[1];
                traceinfo[2] = p_trace->loginfo[2];
                tracemsg = "%s:%u: Assertion `%s' failed.";
                break;
        default:
                traceinfo[0] = p_trace->logtype;
                tracemsg = "unknown trace log type: %d.";
                break;
        }
        syslog_printf(tracemsg, traceinfo, putc);
        (*putc)('\n');
}

/* 
 *  ¥È¥ì¡Œ¥¹¥í¥°€Î¥À¥ó¥×
 */
void
trace_dump(intptr_t exinf)
{
        TRACE   trace;
        void    (*putc)(char);

        putc = (void (*)(char)) exinf;
        while (trace_rea_log(&trace) >= 0) {
                trace_print(&trace, putc);
        }
}