Annotation of sys/arch/hppa/gsc/hil_gsc.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: hil_gsc.c,v 1.5 2005/12/22 07:09:52 miod Exp $ */
2: /*
3: * Copyright (c) 2003, Miodrag Vallat.
4: * All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: * 1. Redistributions of source code must retain the above copyright
10: * notice, this list of conditions and the following disclaimer.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: *
15: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
19: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
23: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
24: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25: * POSSIBILITY OF SUCH DAMAGE.
26: *
27: */
28:
29: #include <sys/param.h>
30: #include <sys/systm.h>
31: #include <sys/device.h>
32:
33: #include <machine/cpu.h>
34: #include <machine/intr.h>
35: #include <machine/iomod.h>
36: #include <machine/autoconf.h>
37: #include <machine/bus.h>
38:
39: #include <hppa/dev/cpudevs.h>
40: #include <hppa/gsc/gscbusvar.h>
41:
42: #include <machine/hil_machdep.h>
43:
44: #include <dev/hil/hilvar.h>
45:
46: int hil_gsc_match(struct device *, void *, void *);
47: void hil_gsc_attach(struct device *, struct device *, void *);
48:
49: struct hil_gsc_softc {
50: struct hil_softc sc_hs;
51: int sc_hil_console;
52: };
53:
54: struct cfattach hil_gsc_ca = {
55: sizeof(struct hil_gsc_softc), hil_gsc_match, hil_gsc_attach
56: };
57:
58: int
59: hil_gsc_match(struct device *parent, void *match, void *aux)
60: {
61: struct gsc_attach_args *ga = aux;
62:
63: if (ga->ga_type.iodc_type != HPPA_TYPE_FIO ||
64: ga->ga_type.iodc_sv_model != HPPA_FIO_HIL)
65: return (0);
66:
67: return (1);
68: }
69:
70: void
71: hil_gsc_attach(struct device *parent, struct device *self, void *aux)
72: {
73: struct hil_gsc_softc *gsc = (void *)self;
74: struct hil_softc *sc = &gsc->sc_hs;
75: struct gsc_attach_args *ga = aux;
76:
77: sc->sc_bst = ga->ga_iot;
78: if (bus_space_map(ga->ga_iot, ga->ga_hpa,
79: HILMAPSIZE, 0, &sc->sc_bsh)) {
80: printf(": couldn't map hil controller\n");
81: return;
82: }
83:
84: gsc->sc_hil_console = ga->ga_dp.dp_mod == PAGE0->mem_kbd.pz_dp.dp_mod &&
85: bcmp(ga->ga_dp.dp_bc, PAGE0->mem_kbd.pz_dp.dp_bc, 6) == 0;
86:
87: hil_attach(sc, &gsc->sc_hil_console);
88:
89: gsc_intr_establish((struct gsc_softc *)parent, ga->ga_irq, IPL_TTY,
90: hil_intr, sc, sc->sc_dev.dv_xname);
91:
92: startuphook_establish(hil_attach_deferred, sc);
93: }
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