/* $OpenBSD: eh.S,v 1.7 2006/04/17 16:07:59 miod Exp $ */
/*
* Copyright (c) 2006, Miodrag Vallat
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/board.h>
#include <machine/m8820x.h>
/*
* Save Pbus fault status register from data and inst CMMU.
*
* PFSR_SAVE is invoked with TMP, TMP2 and TMP3 available, and TMP contains
* curcpu().
*
* On the Luna88k we just have to peek at the CMMU PFSR our curcpu() points
* to.
*/
#define PFSR_SAVE \
ld TMP2, TMP, CI_PFSR_I0; \
ld TMP3, TMP2, r0; \
st TMP3, r31, REG_OFF(EF_IPFSR); \
ld TMP2, TMP, CI_PFSR_D0; \
ld TMP3, TMP2, r0; \
st TMP3, r31, REG_OFF(EF_DPFSR)
#include <m88k/m88k/eh_common.S>