NetBSD/sys/arch/hpcmips/vr/ite8181_vrip.c

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2001-09-16 09:32:18 +04:00
/* $NetBSD: ite8181_vrip.c,v 1.4 2001/09/16 05:32:21 uch Exp $ */
/*-
* Copyright (c) 2000 SATO Kazumi
* 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 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 AUTHOR 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 <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include "opt_vr41xx.h"
#include <hpcmips/vr/vrcpudef.h>
#include <hpcmips/vr/vripreg.h>
#include <hpcmips/vr/vripvar.h>
#include <hpcmips/vr/vrgiureg.h>
#include <hpcmips/dev/ite8181var.h>
#include "bivideo.h"
#if NBIVIDEO > 0
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#include <dev/hpc/bivideovar.h>
#endif
#include "locators.h"
struct ite8181_vrip_softc {
struct ite8181_softc sc_ite8181;
};
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static int ite8181_vrip_probe(struct device *, struct cfdata *, void *);
static void ite8181_vrip_attach(struct device *, struct device *, void *);
struct cfattach ite8181video_vrip_ca = {
sizeof(struct ite8181_vrip_softc), ite8181_vrip_probe, ite8181_vrip_attach
};
static int
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ite8181_vrip_probe(struct device *parent, struct cfdata *cf, void *aux)
{
struct vrip_attach_args *va = aux;
bus_space_handle_t ioh;
int res;
if (va->va_addr == VRIPCF_ADDR_DEFAULT)
return (0);
#if NBIVIDEO > 0
if (bivideo_dont_attach) /* already attach video driver */
return 0;
#endif /* NBIVIDEO > 0 */
if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, &ioh)) {
printf("ite8181_vrip_probe: can't map i/o space\n");
return 0;
}
res = ite8181_probe(va->va_iot, ioh);
bus_space_unmap(va->va_iot, ioh, va->va_size);
return (res);
}
static void
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ite8181_vrip_attach(struct device *parent, struct device *self, void *aux)
{
struct ite8181_vrip_softc *vsc = (void *)self;
struct ite8181_softc *sc = &vsc->sc_ite8181;
struct vrip_attach_args *va = aux;
sc->sc_baseaddr = va->va_addr;
sc->sc_iot = va->va_iot;
if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0,
&sc->sc_ioh)) {
printf(": can't map bus space\n");
return;
}
ite8181_attach(sc);
}