Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Set intrtype[] properly.

Browse Source 
XXX ISA interrupts on Tyne does not work yet.
This commit is contained in:
tsutsui 2003-06-14 19:13:42 +00:00
parent afa910a4ed
commit 5c69b73566
1 changed files with 18 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sys/arch/arc/isa/isabus.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: isabus.c,v 1.21 2003/06/14 19:11:41 tsutsui Exp $ */
/* $NetBSD: isabus.c,v 1.22 2003/06/14 19:13:42 tsutsui Exp $ */
/* $OpenBSD: isabus.c,v 1.15 1998/03/16 09:38:46 pefo Exp $ */
/* NetBSD: isa.c,v 1.33 1995/06/28 04:30:51 cgd Exp */
@ -318,6 +318,9 @@ isabr_intr_establish(ic, irq, type, level, ih_fun, ih_arg)
panic("intr_establish: bogus irq or type");
switch (intrtype[irq]) {
case IST_NONE:
intrtype[irq] = type;
break;
case IST_EDGE:
case IST_LEVEL:
if (type == intrtype[irq])
@ -426,6 +429,20 @@ void
isabr_initicu()
{
int i;
for (i = 0; i < ICU_LEN; i++) {
switch (i) {
case 2:
case 8:
intrtype[i] = IST_EDGE;
break;
default:
intrtype[i] = IST_NONE;
break;
}
}
isa_outb(IO_ICU1, 0x11); /* reset; program device, four bytes */
isa_outb(IO_ICU1+1, 0); /* starting at this vector index */
isa_outb(IO_ICU1+1, 1 << IRQ_SLAVE); /* slave on line 2 */