NetBSD/sys/arch/hpcmips/vr/mq200_vrip.c

108 lines
3.3 KiB
C

/* $NetBSD: mq200_vrip.c,v 1.12 2005/12/11 12:17:34 christos Exp $ */
/*-
* Copyright (c) 2000 Takemura Shin
* 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 REGENTS 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 REGENTS 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/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: mq200_vrip.c,v 1.12 2005/12/11 12:17:34 christos Exp $");
#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/vripif.h>
#include <hpcmips/dev/mq200var.h>
#include <hpcmips/dev/mq200reg.h>
#include "bivideo.h"
#if NBIVIDEO > 0
#include <dev/hpc/bivideovar.h>
#endif
#include "locators.h"
struct mq200_vrip_softc {
struct mq200_softc sc_mq200;
};
static int mq200_vrip_probe(struct device *, struct cfdata *, void *);
static void mq200_vrip_attach(struct device *, struct device *, void *);
CFATTACH_DECL(mqvideo_vrip, sizeof(struct mq200_vrip_softc),
mq200_vrip_probe, mq200_vrip_attach, NULL, NULL);
static int
mq200_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 == VRIPIFCF_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 + MQ200_REGADDR,
va->va_size, 0, &ioh)) {
printf(": can't map i/o space\n");
return 0;
}
res = mq200_probe(va->va_iot, ioh);
bus_space_unmap(va->va_iot, ioh, va->va_size);
return (res);
}
static void
mq200_vrip_attach(struct device *parent, struct device *self, void *aux)
{
struct mq200_vrip_softc *vsc = (void *)self;
struct mq200_softc *sc = &vsc->sc_mq200;
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 + MQ200_REGADDR,
va->va_size - MQ200_REGADDR, 0, &sc->sc_ioh)) {
printf(": can't map bus space\n");
return;
}
mq200_attach(sc);
}