1998/0716/pc/mp.c (diff list | history)

1998/0716/sys/src/9/pc/mp.c:356,364 – 1998/0717/sys/src/9/pc/mp.c:356,361 (short | long | prev | next)
Change clock synchronization mechanism: stomp on TSC while looping. rsc Fri Mar 4 12:44:25 2005
1997/0327		{
1997/1101		// iprint("Hello Squidboy\n");
1998/0716		/* synchronize cycle clocks */ wrmsr(0x10, m->clockstart);
1997/0327		machinit(); mmuinit();
1998/0716/sys/src/9/pc/mp.c:374,380 – 1998/0717/sys/src/9/pc/mp.c:371,377
1997/0327		* Restrain your octopus! Don't let it go out on the sea! */ while(MACHP(0)->ticks == 0) ;
1998/0717		wrmsr(0x10, MACHP(0)->fastclock); /* synchronize fast counters */
1997/0327
1998/0716		lapicinit(apic); lapiconline();
1998/0716/sys/src/9/pc/mp.c:443,449 – 1998/0717/sys/src/9/pc/mp.c:440,445
1997/0327		*p = i>>8; nvramwrite(0x0F, 0x0A);
1998/0716		rdmsr(0x10, &mach->clockstart);
1997/0327		lapicstartap(apic, PADDR(APBOOTSTRAP));
1997/0521		for(i = 0; i < 100000; i++){ lock(&mprdthilock);