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Mask interrupt by hardware register if possible.

This commit is contained in:
tsubai 1998-08-13 06:18:27 +00:00
parent f750a7d47e
commit a750861e5d
1 changed files with 3 additions and 1 deletions
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4
sys/arch/macppc/macppc/extintr.c
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@ -1,4 +1,4 @@
/* $NetBSD: extintr.c,v 1.2 1998/07/13 19:37:28 tsubai Exp $ */
/* $NetBSD: extintr.c,v 1.3 1998/08/13 06:18:27 tsubai Exp $ */
/* $OpenBSD: isabus.c,v 1.1 1997/10/11 11:53:00 pefo Exp $ */
/*-
@ -337,6 +337,7 @@ start:
if ((pcpl & r_imen) != 0) {
ipending |= r_imen; /* Masked! Mark this as pending */
out32rb(INT_ENABLE_REG, ~imen);
} else {
ih = intrhand[irq];
while (ih) {
@ -382,6 +383,7 @@ do_pending_int()
pcpl = splhigh(); /* Turn off all */
hwpend = ipending & ~pcpl; /* Do now unmasked pendings */
imen &= ~hwpend;
out32rb(INT_ENABLE_REG, ~imen);
while (hwpend) {
irq = ffs(hwpend) - 1;
hwpend &= ~(1L << irq);