1998/0808/port/devcons.c (diff list | history)

1998/0731/sys/src/9/port/devcons.c:32,42 – 1998/0808/sys/src/9/port/devcons.c:32,38 (short | long | prev | next)
Remove #c/timer. rsc Fri Mar 4 12:44:25 2005
1997/0327		static ulong randomread(void*, ulong);
1996/1031		static void randominit(void);
1998/0731		static void seedrand(void);
1998/0617		static long qtimer(long, vlong);
1995/0910
1998/0617		int qtimerentry = -1; vlong µoffset;
1990/0227		void
1991/0607		printinit(void)
1990/0227		{
1998/0731/sys/src/9/port/devcons.c:212,217 – 1998/0808/sys/src/9/port/devcons.c:208,214
1990/0227		{
1993/1016		static int ctrlt, pid; extern ulong etext;
1998/0808		int x;
1990/03091
1990/0227		/*
1991/0607		* ^p hack
1998/0731/sys/src/9/port/devcons.c:243,249 – 1998/0808/sys/src/9/port/devcons.c:240,248
1997/0327		consdebug();
1992/0411		return;
1991/0607		case 'p':
1998/0808		x = spllo();
1991/0608		procdump();
1998/0808		splx(x);
1991/0607		return;
1995/1030		case 'q': scheddump();
1998/0731/sys/src/9/port/devcons.c:361,367 – 1998/0808/sys/src/9/port/devcons.c:360,365
1992/0321		Qsysname,
1992/0428		Qsysstat, Qtime,
1998/0617		Qtimer,
1992/0428		Quser,
1990/0227		};
1998/0731/sys/src/9/port/devcons.c:390,397 – 1998/0808/sys/src/9/port/devcons.c:388,394
1992/0428		"sysname", {Qsysname}, 0, 0664, "sysstat", {Qsysstat}, 0, 0666, "time", {Qtime}, NUMSIZE, 0664,
1998/0617		"timer", {Qtimer}, 0, 0444,
1993/0404		"user", {Quser}, NAMELEN, 0666,
1998/0808		"user", {Quser}, NAMELEN, 0666,
1990/0227		}; ulong boottime; /* seconds since epoch at boot */
1998/0731/sys/src/9/port/devcons.c:450,462 – 1998/0808/sys/src/9/port/devcons.c:447,452
1990/0227		consinit(void) {
1995/0913		randominit();
1998/0617		if (qtimerentry < 0) { while (consdir[++qtimerentry].qid.path != Qtimer) ; µoffset = (vlong)1000000*rtctime() - (vlong)1000*TK2MS(MACHP(0)->ticks); }
1990/0227		}
1997/0327		static Chan*
1998/0731/sys/src/9/port/devcons.c:474,482 – 1998/0808/sys/src/9/port/devcons.c:464,469
1997/0327		static void
1990/0227		consstat(Chan *c, char *dp) {
1998/0617		if (c->qid.path == Qtimer) consdir[qtimerentry].length = µoffset + (vlong)1000*TK2MS(MACHP(0)->ticks);
1997/0327		devstat(c, dp, consdir, nelem(consdir), devgen);
1990/0227		}
1998/0731/sys/src/9/port/devcons.c:532,539 – 1998/0808/sys/src/9/port/devcons.c:519,524
1990/0227		return n;
1990/11211		switch(c->qid.path & ~CHDIR){
1990/0227		case Qdir:
1998/0617		consdir[qtimerentry].length = µoffset + (vlong)1000*TK2MS(MACHP(0)->ticks);
1997/0327		return devdirread(c, buf, n, consdir, nelem(consdir), devgen);
1990/0227		case Qcons:
1998/0731/sys/src/9/port/devcons.c:621,629 – 1998/0808/sys/src/9/port/devcons.c:606,611
1990/0227		case Qtime:
1998/0617		return readnum((ulong)offset, buf, n, rtctime(), 12);
1990/0227
1998/0617		case Qtimer: return qtimer(n, offset);
1991/0607		case Qclock: k = offset; if(k >= 2*NUMSIZE)
1998/0731/sys/src/9/port/devcons.c:881,890 – 1998/0808/sys/src/9/port/devcons.c:863,868
1992/0321		sysname[n-1] = 0;
1992/0310		break;
1991/0607
1998/0617		case Qtimer: error(Eperm);
1998/0618		break;
1998/0617
1990/0227		default:
1991/1127		print("conswrite: %d\n", c->qid.path);
1990/11211		error(Egreg);
1998/0731/sys/src/9/port/devcons.c:1073,1095 – 1998/0808/sys/src/9/port/devcons.c:1051,1055
1995/0913		wakeup(&rb.producer);
1995/0910
1998/0617		return n; }                  static long
1998/0731		qtimer(long n, vlong offset) {
1998/0617		/* block until time ≥ offset; * add n to offset * return increment to offset (i.e., n) */ vlong time, rathole;                  for (;;) { rathole = µoffset/1000; time = offset/1000 - (rathole + TK2MS(MACHP(0)->ticks)); if (time <= 0) break; tsleep(&up->sleep, return0, 0, (long)time); }
1995/0910		return n;
1991/1102		}