NetBSD/sys/arch/sgimips/dev/mace.c

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2000-06-14 20:13:53 +04:00
/* $NetBSD: mace.c,v 1.1 2000/06/14 16:14:00 soren Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
* All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the
* NetBSD Project. See http://www.netbsd.org/ for
* information about NetBSD.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
/*
* O2 MACE
*/
#include <sys/param.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <machine/cpu.h>
#include <machine/locore.h>
#include <machine/autoconf.h>
#include <machine/bus.h>
#include <sgimips/dev/macereg.h>
#include <sgimips/dev/macevar.h>
#include "locators.h"
struct mace_softc {
struct device sc_dev;
};
static int mace_match(struct device *, struct cfdata *, void *);
static void mace_attach(struct device *, struct device *, void *);
static int mace_print(void *, const char *);
static int mace_search(struct device *, struct cfdata *, void *);
struct cfattach mace_ca = {
sizeof(struct mace_softc), mace_match, mace_attach
};
static int
mace_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct mainbus_attach_args *ma = aux;
/*
* The MACE is in the O2.
*/
switch (ma->ma_arch) {
case 32:
return 1;
default:
return 0;
}
}
static void
mace_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
printf("\n");
/*
* Enable all "ISA" interrupts.
*/
#if 0
printf("mace0: isa sts %llx\n", *(volatile u_int64_t *)0xbf310010);
printf("mace0: isa msk %llx\n", *(volatile u_int64_t *)0xbf310018);
*(volatile u_int64_t *)0xbf310018 = 0xffffffff;
#endif
printf("mace0: isa sts %llx\n", *(volatile u_int64_t *)0xbf310010);
printf("mace0: isa msk %llx\n", *(volatile u_int64_t *)0xbf310018);
config_search(mace_search, self, NULL);
}
static int
mace_print(aux, pnp)
void *aux;
const char *pnp;
{
struct mace_attach_args *maa = aux;
if (pnp != 0)
return QUIET;
if (maa->maa_offset != MACECF_OFFSET_DEFAULT)
printf(" offset 0x%lx", maa->maa_offset);
if (maa->maa_offset != MACECF_INTR_DEFAULT)
printf(" intr %d", maa->maa_intr);
#if 0
if (maa->maa_offset != MACECF_STRIDE_DEFAULT)
printf(" stride 0x%lx", maa->maa_stride);
#endif
return UNCONF;
}
static int
mace_search(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct mace_attach_args maa;
int tryagain;
do {
maa.maa_offset = cf->cf_loc[MACECF_OFFSET];
maa.maa_intr = cf->cf_loc[MACECF_INTR];
#if 0
maa.maa_stride = cf->cf_loc[MACECF_STRIDE];
#endif
maa.maa_st = 3;
/* XXX */
maa.maa_sh = MIPS_PHYS_TO_KSEG1(maa.maa_offset + 0x1f000000);
tryagain = 0;
if ((*cf->cf_attach->ca_match)(parent, cf, &maa) > 0) {
config_attach(parent, cf, &maa, mace_print);
tryagain = (cf->cf_fstate == FSTATE_STAR);
}
} while (tryagain);
return 0;
}
void *
mace_intr_establish(intr, level, func, arg)
int intr;
int level;
int (*func)(void *);
void *arg;
{
/* XXX */
return 0;
}