diff options
| -rw-r--r-- | sys/pc98/cbus/clock.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/pc98/cbus/clock.c b/sys/pc98/cbus/clock.c index 10b2598..22ed8a5 100644 --- a/sys/pc98/cbus/clock.c +++ b/sys/pc98/cbus/clock.c @@ -93,6 +93,9 @@ TUNABLE_INT("hw.i8254.freq", &i8254_freq); int i8254_max_count; static int i8254_real_max_count; +static int lapic_allclocks; +TUNABLE_INT("machdep.lapic_allclocks", &lapic_allclocks); + static struct mtx clock_lock; static struct intsrc *i8254_intsrc; static u_int32_t i8254_lastcount; @@ -432,9 +435,11 @@ startrtclock() void cpu_initclocks() { +#if defined(DEV_APIC) + enum lapic_clock tlsca; -#ifdef DEV_APIC - using_lapic_timer = lapic_setup_clock(); + tlsca = lapic_allclocks == 0 ? LAPIC_CLOCK_HARDCLOCK : LAPIC_CLOCK_ALL; + using_lapic_timer = lapic_setup_clock(tlsca); #endif /* * If we aren't using the local APIC timer to drive the kernel |
