1 /* $NetBSD: ite8181_vrip.c,v 1.10 2012/10/27 17:17:55 chs 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/cdefs.h>
33 __KERNEL_RCSID(0, "$NetBSD: ite8181_vrip.c,v 1.10 2012/10/27 17:17:55 chs Exp $");
34
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/device.h>
38
39 #include <machine/bus.h>
40
41 #include "opt_vr41xx.h"
42 #include <hpcmips/vr/vrcpudef.h>
43 #include <hpcmips/vr/vripif.h>
44 #include <hpcmips/dev/ite8181var.h>
45 #include "bivideo.h"
46 #if NBIVIDEO > 0
47 #include <dev/hpc/bivideovar.h>
48 #endif
49
50 #include "locators.h"
51
52 struct ite8181_vrip_softc {
53 struct ite8181_softc sc_ite8181;
54 };
55
56 static int ite8181_vrip_probe(device_t, cfdata_t, void *);
57 static void ite8181_vrip_attach(device_t, device_t, void *);
58
59 CFATTACH_DECL_NEW(ite8181video_vrip, sizeof(struct ite8181_vrip_softc),
60 ite8181_vrip_probe, ite8181_vrip_attach, NULL, NULL);
61
62 static int
ite8181_vrip_probe(device_t parent,cfdata_t cf,void * aux)63 ite8181_vrip_probe(device_t parent, cfdata_t 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 == VRIPIFCF_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
ite8181_vrip_attach(device_t parent,device_t self,void * aux)89 ite8181_vrip_attach(device_t parent, device_t self, void *aux)
90 {
91 struct ite8181_vrip_softc *vsc = device_private(self);
92 struct ite8181_softc *sc = &vsc->sc_ite8181;
93 struct vrip_attach_args *va = aux;
94
95 sc->sc_dev = self;
96 sc->sc_baseaddr = va->va_addr;
97 sc->sc_iot = va->va_iot;
98 if (bus_space_map(va->va_iot, va->va_addr, va->va_size, 0,
99 &sc->sc_ioh)) {
100 printf(": can't map bus space\n");
101 return;
102 }
103
104 ite8181_attach(sc);
105 }
106