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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2014-11-23 22:53:45 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2014-11-23 22:53:45 +0100
commit9b6a4ba270d9d8850c5663567fb45e9a04530fa2 (patch)
tree6430924e5b33b4ccaaf1a2da458c524c298c9dcd
parent847f65a8b8ce1fa0d1f51a0e579768ac445cf244 (diff)
Fix programming PIT counter
* linux/dev/arch/i386/kernel/irq.c (init_IRQ): Properly mask 8 bits of PIT counter.
-rw-r--r--linux/dev/arch/i386/kernel/irq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/linux/dev/arch/i386/kernel/irq.c b/linux/dev/arch/i386/kernel/irq.c
index 68bf0c4..7753814 100644
--- a/linux/dev/arch/i386/kernel/irq.c
+++ b/linux/dev/arch/i386/kernel/irq.c
@@ -695,7 +695,7 @@ init_IRQ (void)
* 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_p (latch & 0xff, PITCTR0_PORT);
outb (latch >> 8, PITCTR0_PORT);
/*