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/* $OpenBSD: necsb.c,v 1.3 2015/02/18 22:42:04 aoyama Exp $ */
/* $NecBSD: nec86_isa.c,v 1.9 1998/09/26 11:31:11 kmatsuda Exp $ */
/* $NetBSD$ */
/*
* [NetBSD for NEC PC-98 series]
* Copyright (c) 1995, 1996, 1997, 1998
* NetBSD/pc98 porting staff. 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. 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.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/board.h> /* PC_BASE */
#include <machine/bus.h>
#include <sys/audioio.h>
#include <dev/audio_if.h>
#include <luna88k/cbus/nec86reg.h>
#include <luna88k/cbus/nec86hwvar.h>
#include <luna88k/cbus/nec86var.h>
#include <luna88k/cbus/cbusvar.h> /* cbus_isrlink() */
#define PCEXIO_BASE (PC_BASE + 0x1000000)
#define NECSB_BASE (PCEXIO_BASE + 0xa460)
int necsb_match(struct device *, void *, void *);
void necsb_attach(struct device *, struct device *, void *);
struct cfattach necsb_ca = {
sizeof(struct nec86_softc), necsb_match, necsb_attach
};
struct cfdriver necsb_cd = {
NULL, "necsb", DV_DULL
};
/* bus space tag for necsb */
struct luna88k_bus_space_tag necsb_bst = {
1, /* when reading/writing 1 byte, the stride is 1. */
0,
0,
0,
0, /* no offset */
};
int
necsb_match(struct device *parent, void *cf, void *aux)
{
struct cbus_attach_args *caa = aux;
if (strcmp(caa->ca_name, necsb_cd.cd_name))
return 0;
return 1;
}
void
necsb_attach(struct device *parent, struct device *self, void *aux)
{
struct nec86_softc *nsc = (struct nec86_softc *)self;
struct nec86hw_softc *ysc = &nsc->sc_nec86hw;
#if 0
struct cbus_attach_args *caa = aux;
#endif
bus_space_tag_t iot = &necsb_bst;
nsc->sc_n86iot = iot;
nsc->sc_n86ioh =
(bus_space_handle_t)(NECSB_BASE + NEC86_SOUND_ID);
ysc->sc_iot = iot;
ysc->sc_ioh =
(bus_space_handle_t)(NECSB_BASE + NEC86_COREOFFSET);
ysc->sc_cfgflags = 0; /* original 'PC-9801-86' */
nsc->sc_ym_iot = iot;
nsc->sc_ym_iobase = (bus_space_handle_t)PCEXIO_BASE;
nsc->sc_ym_ioh = (bus_space_handle_t)0; /* default */
nec86_attachsubr(nsc);
if (nsc->sc_intlevel == -1)
return;
if ((nsc->sc_intlevel < 0) || (nsc->sc_intlevel >= NCBUSISR))
panic("necsb_attach: bad INT level");
/* XXX: check return value ? */
cbus_isrlink(nec86hw_intr, ysc, nsc->sc_intlevel, IPL_AUDIO,
self->dv_xname);
}
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