1 /* $NetBSD: mq200_vrip.c,v 1.4 2001/04/18 11:07:27 sato Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Takemura Shin 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 */ 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/device.h> 35 36 #include <machine/bus.h> 37 38 #include "opt_vr41xx.h" 39 #include <hpcmips/vr/vrcpudef.h> 40 #include <hpcmips/vr/vripreg.h> 41 #include <hpcmips/vr/vripvar.h> 42 #include <hpcmips/vr/vrgiureg.h> 43 #include <hpcmips/dev/mq200var.h> 44 #include "bivideo.h" 45 #if NBIVIDEO > 0 46 #include <dev/hpc/bivideovar.h> 47 #endif 48 49 50 #include "locators.h" 51 52 struct mq200_vrip_softc { 53 struct mq200_softc sc_mq200; 54 }; 55 56 static int mq200_vrip_probe __P((struct device *, struct cfdata *, 57 void *)); 58 static void mq200_vrip_attach __P((struct device *, struct device *, 59 void *)); 60 61 struct cfattach mqvideo_vrip_ca = { 62 sizeof(struct mq200_vrip_softc), mq200_vrip_probe, mq200_vrip_attach 63 }; 64 65 static int 66 mq200_vrip_probe(parent, cf, aux) 67 struct device *parent; 68 struct cfdata *cf; 69 void *aux; 70 { 71 struct vrip_attach_args *va = aux; 72 bus_space_handle_t ioh; 73 int res; 74 75 if (va->va_addr == VRIPCF_ADDR_DEFAULT) 76 return (0); 77 78 #if NBIVIDEO > 0 79 if (bivideo_dont_attach) /* already attach video driver */ 80 return 0; 81 #endif /* NBIVIDEO > 0 */ 82 83 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, &ioh)) { 84 printf(": can't map i/o space\n"); 85 return 0; 86 } 87 res = mq200_probe(va->va_iot, ioh); 88 bus_space_unmap(va->va_iot, ioh, va->va_size); 89 90 return (res); 91 } 92 93 94 static void 95 mq200_vrip_attach(parent, self, aux) 96 struct device *parent, *self; 97 void *aux; 98 { 99 struct mq200_vrip_softc *vsc = (void *)self; 100 struct mq200_softc *sc = &vsc->sc_mq200; 101 struct vrip_attach_args *va = aux; 102 103 sc->sc_baseaddr = va->va_addr; 104 sc->sc_iot = va->va_iot; 105 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, 106 &sc->sc_ioh)) { 107 printf(": can't map bus space\n"); 108 return; 109 } 110 111 mq200_attach(sc); 112 } 113