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Turn FLUSH instructions that wind up here into no-ops.

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This commit is contained in:
pk 2004-04-13 14:00:24 +00:00
parent ff5f1b28ec
commit e76253f84e
1 changed files with 6 additions and 3 deletions
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9
sys/arch/sparc/sparc/emul.c
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@ -1,4 +1,4 @@
/* $NetBSD: emul.c,v 1.8 2003/07/15 00:05:04 lukem Exp $ */
/* $NetBSD: emul.c,v 1.9 2004/04/13 14:00:24 pk Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: emul.c,v 1.8 2003/07/15 00:05:04 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: emul.c,v 1.9 2004/04/13 14:00:24 pk Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -432,7 +432,10 @@ emulinstr(pc, tf)
switch (code.i_op3.i_op3) {
case IOP3_FLUSH:
cache_flush((caddr_t)(rs1 + rs2), 4); /*XXX*/
/*
* A FLUSH instruction causing a T_ILLINST!
* Turn it into a NOP.
*/
return 0;
default: