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Just return if a zero uba vector is handled. It's OK to get them on Unibus 

machines.
This commit is contained in:
ragge 2002-06-06 11:40:53 +00:00
parent dc6d9ea1fb
commit dad88a6ce6
1 changed files with 7 additions and 5 deletions
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12
sys/arch/vax/uba/uba_sbi.c
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@ -1,4 +1,4 @@
/* $NetBSD: uba_sbi.c,v 1.13 2002/06/04 19:04:32 ragge Exp $ */
/* $NetBSD: uba_sbi.c,v 1.14 2002/06/06 11:40:53 ragge Exp $ */
/*
* Copyright (c) 1996 Jonathan Stone.
* Copyright (c) 1994, 1996 Ludd, University of Lule}, Sweden.
@ -212,8 +212,11 @@ uba_dw780int(void *arg)
br = mfpr(PR_IPL);
vec = ur->uba_brrvr[br - 0x14];
if (vec <= 0)
ubaerror(&vc->uv_sc, &br, (int *)&vec);
if (vec <= 0) {
ubaerror(&vc->uv_sc, &br, &vec);
if (vec == 0)
return;
}
if (cold && scb_vec[(vc->uh_ibase + vec)/4].hoppaddr == scb_stray) {
scb_fake(vec + vc->uh_ibase, br);
@ -256,7 +259,6 @@ int ubaerrcnt;
* on the stack, and value-result (through some trickery).
* In particular, the uvec argument is used for further
* uba processing so the result aspect of it is very important.
* It must not be declared register.
*/
/*ARGSUSED*/
void
@ -264,7 +266,7 @@ ubaerror(struct uba_softc *uh, int *ipl, int *uvec)
{
struct uba_vsoftc *vc = (void *)uh;
struct uba_regs *uba = vc->uv_uba;
register int sr, s;
int sr, s;
char sbuf[256], sbuf2[256];
if (*uvec == 0) {