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Allow a board with no memory window configured to be attach. Fixes PR 20436.

This commit is contained in:
mycroft 2004-07-08 21:01:49 +00:00
parent 315673e79a
commit aa1018e714
1 changed files with 5 additions and 9 deletions
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14
sys/dev/isa/if_ix.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ix.c,v 1.17 2002/10/02 03:10:48 thorpej Exp $ */
/* $NetBSD: if_ix.c,v 1.18 2004/07/08 21:01:49 mycroft Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_ix.c,v 1.17 2002/10/02 03:10:48 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_ix.c,v 1.18 2004/07/08 21:01:49 mycroft Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -589,21 +589,17 @@ ix_match(parent, cf, aux)
*/
val = ix_read_eeprom(iot, ioh, 6) & 0xff;
for(pg = 0; pg < 8; pg++) {
for (pg = 0; pg < 8; pg++) {
if (val & 1)
break;
val = val >> 1;
}
if (pg == 8) {
DPRINTF(("Invalid or unsupported memory config\n"));
goto out;
val >>= 1;
}
maddr = 0xc0000 + (pg * 0x4000);
switch (val) {
case 0x00:
maddr = 0;
msize = 0;
break;