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authorkaashoek <kaashoek>2006-09-07 01:37:58 +0000
committerkaashoek <kaashoek>2006-09-07 01:37:58 +0000
commitf70172129c94e4d53b56fc10a7d859679b581bd2 (patch)
treef5c95ac0b9eea765d36ab0cb0c53573e2dfa0f9d /ide.c
parentf9bc4452b5437570f1709430e9364cc3e323cf3a (diff)
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run without lapic and ioapic, if they are not present
if no lapic available, use 8253pit for clock now xv6 runs both on qemu (uniprocessor) and bochs (uniprocessor and MP)
Diffstat (limited to 'ide.c')
-rw-r--r--ide.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ide.c b/ide.c
index f0fd0f9..4e2e1a6 100644
--- a/ide.c
+++ b/ide.c
@@ -50,6 +50,7 @@ void
ide_init(void)
{
initlock(&ide_lock, "ide");
+ irq_setmask_8259A(irq_mask_8259A & ~(1 << IRQ_IDE));
ioapic_enable (IRQ_IDE, ncpu - 1);
ide_wait_ready(0);
disk_1_present = ide_probe_disk1();