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Add a comment to where we increment intr_depth to show that intstk+INTSTK 

== intr_depth. (gag)
This commit is contained in:
matt 2002-02-27 03:27:14 +00:00
parent e16c1d5cbc
commit 178af24f65
1 changed files with 2 additions and 2 deletions
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4
sys/arch/powerpc/powerpc/trap_subr.S
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@ -1,4 +1,4 @@
/* $NetBSD: trap_subr.S,v 1.12 2002/01/06 00:35:13 dbj Exp $ */
/* $NetBSD: trap_subr.S,v 1.13 2002/02/27 03:27:14 matt Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
@ -193,7 +193,7 @@ _C_LABEL(extint):
mfcr 29 /* save CR */
mfxer 30 /* save XER */
lis 1,intstk+INTSTK@ha /* get interrupt stack */
addi 1,1,intstk+INTSTK@l
addi 1,1,intstk+INTSTK@l /* this is really intr_depth! */
lwz 31,0(1) /* were we already running on intstk? */
addic. 31,31,1
stw 31,0(1)