1 /* $NetBSD: ite8181_vrip.c,v 1.5 2002/01/27 14:18:12 takemura 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/vripif.h> 41 #include <hpcmips/dev/ite8181var.h> 42 #include "bivideo.h" 43 #if NBIVIDEO > 0 44 #include <dev/hpc/bivideovar.h> 45 #endif 46 47 #include "locators.h" 48 49 struct ite8181_vrip_softc { 50 struct ite8181_softc sc_ite8181; 51 }; 52 53 static int ite8181_vrip_probe(struct device *, struct cfdata *, void *); 54 static void ite8181_vrip_attach(struct device *, struct device *, void *); 55 56 struct cfattach ite8181video_vrip_ca = { 57 sizeof(struct ite8181_vrip_softc), ite8181_vrip_probe, ite8181_vrip_attach 58 }; 59 60 static int 61 ite8181_vrip_probe(struct device *parent, struct cfdata *cf, void *aux) 62 { 63 struct vrip_attach_args *va = aux; 64 bus_space_handle_t ioh; 65 int res; 66 67 if (va->va_addr == VRIPIFCF_ADDR_DEFAULT) 68 return (0); 69 70 #if NBIVIDEO > 0 71 if (bivideo_dont_attach) /* already attach video driver */ 72 return 0; 73 #endif /* NBIVIDEO > 0 */ 74 75 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, &ioh)) { 76 printf("ite8181_vrip_probe: can't map i/o space\n"); 77 return 0; 78 } 79 res = ite8181_probe(va->va_iot, ioh); 80 bus_space_unmap(va->va_iot, ioh, va->va_size); 81 82 return (res); 83 } 84 85 86 static void 87 ite8181_vrip_attach(struct device *parent, struct device *self, void *aux) 88 { 89 struct ite8181_vrip_softc *vsc = (void *)self; 90 struct ite8181_softc *sc = &vsc->sc_ite8181; 91 struct vrip_attach_args *va = aux; 92 93 sc->sc_baseaddr = va->va_addr; 94 sc->sc_iot = va->va_iot; 95 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0, 96 &sc->sc_ioh)) { 97 printf(": can't map bus space\n"); 98 return; 99 } 100 101 ite8181_attach(sc); 102 } 103