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Only clear the interrupt latch if we are using interrupts!

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This commit is contained in:
christos 2010-06-17 14:41:50 +00:00
parent de8c66c7a5
commit c2e710e700
1 changed files with 4 additions and 3 deletions
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7
sys/arch/i386/isa/npx.c
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@ -1,4 +1,4 @@
/* $NetBSD: npx.c,v 1.136 2010/04/18 23:47:51 jym Exp $ */
/* $NetBSD: npx.c,v 1.137 2010/06/17 14:41:50 christos Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@ -96,7 +96,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: npx.c,v 1.136 2010/04/18 23:47:51 jym Exp $");
__KERNEL_RCSID(0, "$NetBSD: npx.c,v 1.137 2010/06/17 14:41:50 christos Exp $");
#if 0
#define IPRINTF(x) printf x
@ -396,7 +396,8 @@ npxintr(void *arg, struct intrframe *frame)
/*
* Clear the interrupt latch.
*/
bus_space_write_1(sc->sc_iot, sc->sc_ioh, 0, 0);
if (sc->sc_type == NPX_INTERRUPT)
bus_space_write_1(sc->sc_iot, sc->sc_ioh, 0, 0);
#endif
/*