diff options
| author | Damien Zammit <damien@zamaudio.com> | 2021-04-04 15:08:12 +1000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2021-04-04 16:27:17 +0200 |
| commit | 214866d58ac2bd1060132b250bf391a495110015 (patch) | |
| tree | faa4509549a8d4b580b4b52e00162efd30d3f480 /linux | |
| parent | 71db59f69602e54c33ba707c8e4a7a66f6c9ca0b (diff) | |
Add ioapic support disabled by default
Use --enable-ncpus=x --enable-apic where x > 1 for SMP+APIC support.
Use neither for no SMP and old PIC support.
Message-Id: <20210404050812.145483-1-damien@zamaudio.com>
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/dev/arch/i386/kernel/irq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/linux/dev/arch/i386/kernel/irq.c b/linux/dev/arch/i386/kernel/irq.c index b6729c12..656c1470 100644 --- a/linux/dev/arch/i386/kernel/irq.c +++ b/linux/dev/arch/i386/kernel/irq.c @@ -714,13 +714,15 @@ init_IRQ (void) */ (void) splhigh (); +#ifndef APIC /* * Program counter 0 of 8253 to interrupt hz times per second. */ outb_p (PIT_C0 | PIT_SQUAREMODE | PIT_READMODE, PITCTL_PORT); outb_p (latch & 0xff, PITCTR0_PORT); outb (latch >> 8, PITCTR0_PORT); - +#endif + /* * Install our clock interrupt handler. */ |