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Disable count/compare timer interrupts, as NetBSD does not use these.

This commit is contained in:
jmcneill 2007-04-14 19:36:46 +00:00
parent 5fd601f66a
commit dd9aa16186
1 changed files with 7 additions and 5 deletions
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12
sys/arch/sgimips/mace/mace.c
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@ -1,4 +1,4 @@
/* $NetBSD: mace.c,v 1.9 2007/03/04 06:00:40 christos Exp $ */
/* $NetBSD: mace.c,v 1.10 2007/04/14 19:36:46 jmcneill Exp $ */
/*
* Copyright (c) 2003 Christopher Sekiya
@ -45,7 +45,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mace.c,v 1.9 2007/03/04 06:00:40 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: mace.c,v 1.10 2007/04/14 19:36:46 jmcneill Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -189,13 +189,15 @@ mace_attach(struct device *parent, struct device *self, void *aux)
bus_space_read_8(sc->iot, sc->ioh, MACE_ISA_INT_MASK));
/*
* Turn on all ISA interrupts. These are actually masked and
* Turn on most ISA interrupts. These are actually masked and
* registered via the CRIME, as the MACE ISA interrupt mask is
* really whacky and nigh on impossible to map to a sane autoconfig
* scheme.
* scheme. We do, however, turn off the count/compare timer
* interrupts as they are unused and conflict with the PS/2
* keyboard and mouse interrupts.
*/
bus_space_write_8(sc->iot, sc->ioh, MACE_ISA_INT_MASK, 0xffffffff);
bus_space_write_8(sc->iot, sc->ioh, MACE_ISA_INT_MASK, 0xffff1fff);
bus_space_write_8(sc->iot, sc->ioh, MACE_ISA_INT_STATUS, 0);
/* set up LED for solid green or blink, if that's your fancy */