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Pass untruncated va=TEA to tlb_exception(), not its VPN.

This commit is contained in:
uwe 2006-02-07 23:56:20 +00:00
parent 99513cfd59
commit 9621f44368
1 changed files with 7 additions and 7 deletions
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14
sys/arch/sh3/sh3/exception_vector.S
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@ -1,4 +1,4 @@
/* $NetBSD: exception_vector.S,v 1.15 2006/01/22 05:56:58 uwe Exp $ */
/* $NetBSD: exception_vector.S,v 1.16 2006/02/07 23:56:20 uwe Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
@ -45,7 +45,7 @@
#include <sh3/mmu_sh3.h>
#include <sh3/mmu_sh4.h>
__KERNEL_RCSID(0, "$NetBSD: exception_vector.S,v 1.15 2006/01/22 05:56:58 uwe Exp $")
__KERNEL_RCSID(0, "$NetBSD: exception_vector.S,v 1.16 2006/02/07 23:56:20 uwe Exp $")
/*
@ -148,19 +148,19 @@ VECTOR_END_MARKER(sh_vector_generic_end)
NENTRY(sh3_vector_tlbmiss)
__EXCEPTION_ENTRY
mov.l _L.TEA3, r0
mov.l @r0, r6
mov.l __L.VPN_MASK, r1
and r1, r6 /* 3rd arg */
mov.l @r0, r6 /* 3rd arg: va = TEA */
#if !defined(P1_STACK)
/* Load kernel stack */
tst r6, r6 /* check VPN == 0 */
mov.l __L.VPN_MASK, r0
and r6, r0
tst r0, r0 /* check VPN == 0 */
bt 6f
mov.l _L.CURUPTE, r1
mov.l @r1, r1
mov #UPAGES,r3
mov #1, r2
4: mov.l @r1+, r7
cmp/eq r7, r6 /* md_upte.addr: u-area VPN */
cmp/eq r7, r0 /* md_upte.addr: u-area VPN */
bt 5f
add #4, r1 /* skip md_upte.data */
cmp/eq r2, r3