NetBSD/sys/arch/hpcmips/tx/txsim.c

132 lines
4.0 KiB
C

/* $NetBSD: txsim.c,v 1.7 2002/01/29 18:53:21 uch Exp $ */
/*-
* Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* 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 by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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 "opt_vr41xx.h"
#include "opt_tx39xx.h"
/*
* TX System Internal Module.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <machine/platid.h>
#include <machine/platid_mask.h>
#include <hpcmips/tx/tx39var.h>
#include <hpcmips/tx/txsnd.h>
int txsim_match(struct device *, struct cfdata *, void *);
void txsim_attach(struct device *, struct device *, void *);
int txsim_print(void *, const char*);
int txsim_search(struct device *, struct cfdata *, void *);
struct txsim_softc {
struct device sc_dev;
int sc_pri; /* attaching device priority */
};
struct cfattach txsim_ca = {
sizeof(struct txsim_softc), txsim_match, txsim_attach
};
int
txsim_match(struct device *parent, struct cfdata *match, void *aux)
{
struct mainbus_attach_args *ma = aux;
#ifdef VR41XX
if (platid_match(&platid, &platid_mask_CPU_MIPS_VR_41XX))
return (0);
#endif /* VR41XX */
if (strcmp(ma->ma_name, match->cf_driver->cd_name))
return (0);
return (1);
}
void
txsim_attach(struct device *parent, struct device *self, void *aux)
{
struct txsim_softc *sc = (void*)self;
printf("\n");
tx_sound_init(tx_conf_get_tag());
/*
* interrupt, clock module is used by other system module.
* so attach first.
*/
sc->sc_pri = ATTACH_FIRST;
config_search(txsim_search, self, txsim_print);
/*
* unified I/O manager requires all I/O capable module already
* attached.
*/
sc->sc_pri = ATTACH_NORMAL;
config_search(txsim_search, self, txsim_print);
/*
* UART module uses platform dependent config_hooks.
*/
sc->sc_pri = ATTACH_LAST;
config_search(txsim_search, self, txsim_print);
}
int
txsim_print(void *aux, const char *pnp)
{
return (pnp ? QUIET : UNCONF);
}
int
txsim_search(struct device *parent, struct cfdata *cf, void *aux)
{
struct txsim_softc *sc = (void*)parent;
struct txsim_attach_args ta;
ta.ta_tc = tx_conf_get_tag();
if ((*cf->cf_attach->ca_match)(parent, cf, &ta) == sc->sc_pri)
config_attach(parent, cf, &ta, txsim_print);
return (0);
}