1 /* $NetBSD: ite8181_vrip.c,v 1.4 2001/09/16 05:32:21 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 SATO Kazumi 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 AUTHOR 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 AUTHOR 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/ite8181var.h> 44 #include "bivideo.h" 45 #if NBIVIDEO > 0 46 #include <dev/hpc/bivideovar.h> 47 #endif 48 49 #include "locators.h" 50 51 struct ite8181_vrip_softc { 52 struct ite8181_softc sc_ite8181; 53 }; 54 55 static int ite8181_vrip_probe(struct device *, struct cfdata *, void *); 56 static void ite8181_vrip_attach(struct device *, struct device *, void *); 57 58 struct cfattach ite8181video_vrip_ca = { 59 sizeof(struct ite8181_vrip_softc), ite8181_vrip_probe, ite8181_vrip_attach 60 }; 61 62 static int 63 ite8181_vrip_probe(struct device *parent, struct cfdata *cf, void *aux) 64 { 65 struct vrip_attach_args *va = aux; 66 bus_space_handle_t ioh; 67 int res; 68 69 if (va->va_addr == VRIPCF_ADDR_DEFAULT) 70 return (0); 71 72 #if NBIVIDEO > 0 73 if (bivideo_dont_attach) /* already attach video driver */ 74 return 0; 75 #endif /* NBIVIDEO > 0 */ 76 77 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, &ioh)) { 78 printf("ite8181_vrip_probe: can't map i/o space\n"); 79 return 0; 80 } 81 res = ite8181_probe(va->va_iot, ioh); 82 bus_space_unmap(va->va_iot, ioh, va->va_size); 83 84 return (res); 85 } 86 87 88 static void 89 ite8181_vrip_attach(struct device *parent, struct device *self, void *aux) 90 { 91 struct ite8181_vrip_softc *vsc = (void *)self; 92 struct ite8181_softc *sc = &vsc->sc_ite8181; 93 struct vrip_attach_args *va = aux; 94 95 sc->sc_baseaddr = va->va_addr; 96 sc->sc_iot = va->va_iot; 97 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, 98 &sc->sc_ioh)) { 99 printf(": can't map bus space\n"); 100 return; 101 } 102 103 ite8181_attach(sc); 104 } 105