1*6d3ceb1dSskrll /* $NetBSD: hil_gsc.c,v 1.1 2014/02/24 07:23:43 skrll Exp $ */
2*6d3ceb1dSskrll /* $OpenBSD: hil_gsc.c,v 1.5 2005/12/22 07:09:52 miod Exp $ */
3*6d3ceb1dSskrll /*
4*6d3ceb1dSskrll * Copyright (c) 2003, Miodrag Vallat.
5*6d3ceb1dSskrll * All rights reserved.
6*6d3ceb1dSskrll *
7*6d3ceb1dSskrll * Redistribution and use in source and binary forms, with or without
8*6d3ceb1dSskrll * modification, are permitted provided that the following conditions
9*6d3ceb1dSskrll * are met:
10*6d3ceb1dSskrll * 1. Redistributions of source code must retain the above copyright
11*6d3ceb1dSskrll * notice, this list of conditions and the following disclaimer.
12*6d3ceb1dSskrll * 2. Redistributions in binary form must reproduce the above copyright
13*6d3ceb1dSskrll * notice, this list of conditions and the following disclaimer in the
14*6d3ceb1dSskrll * documentation and/or other materials provided with the distribution.
15*6d3ceb1dSskrll *
16*6d3ceb1dSskrll * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*6d3ceb1dSskrll * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18*6d3ceb1dSskrll * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19*6d3ceb1dSskrll * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20*6d3ceb1dSskrll * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21*6d3ceb1dSskrll * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22*6d3ceb1dSskrll * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*6d3ceb1dSskrll * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24*6d3ceb1dSskrll * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25*6d3ceb1dSskrll * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*6d3ceb1dSskrll * POSSIBILITY OF SUCH DAMAGE.
27*6d3ceb1dSskrll *
28*6d3ceb1dSskrll */
29*6d3ceb1dSskrll
30*6d3ceb1dSskrll #include <sys/param.h>
31*6d3ceb1dSskrll #include <sys/systm.h>
32*6d3ceb1dSskrll #include <sys/device.h>
33*6d3ceb1dSskrll #include <sys/cpu.h>
34*6d3ceb1dSskrll #include <sys/bus.h>
35*6d3ceb1dSskrll
36*6d3ceb1dSskrll #include <machine/intr.h>
37*6d3ceb1dSskrll #include <machine/iomod.h>
38*6d3ceb1dSskrll #include <machine/autoconf.h>
39*6d3ceb1dSskrll
40*6d3ceb1dSskrll #include <hppa/dev/cpudevs.h>
41*6d3ceb1dSskrll #include <hppa/gsc/gscbusvar.h>
42*6d3ceb1dSskrll #include <hppa/hppa/machdep.h>
43*6d3ceb1dSskrll
44*6d3ceb1dSskrll #include <machine/hil_machdep.h>
45*6d3ceb1dSskrll
46*6d3ceb1dSskrll #include <dev/hil/hilvar.h>
47*6d3ceb1dSskrll
48*6d3ceb1dSskrll static int hil_gsc_match(device_t, cfdata_t, void *);
49*6d3ceb1dSskrll static void hil_gsc_attach(device_t, device_t, void *);
50*6d3ceb1dSskrll
51*6d3ceb1dSskrll struct hil_gsc_softc {
52*6d3ceb1dSskrll struct hil_softc sc_hs;
53*6d3ceb1dSskrll int sc_hil_console;
54*6d3ceb1dSskrll void *sc_ih;
55*6d3ceb1dSskrll };
56*6d3ceb1dSskrll
57*6d3ceb1dSskrll CFATTACH_DECL_NEW(hil_gsc, sizeof(struct hil_gsc_softc),
58*6d3ceb1dSskrll hil_gsc_match, hil_gsc_attach, NULL, NULL);
59*6d3ceb1dSskrll
60*6d3ceb1dSskrll int
hil_gsc_match(device_t parent,cfdata_t cf,void * aux)61*6d3ceb1dSskrll hil_gsc_match(device_t parent, cfdata_t cf, void *aux)
62*6d3ceb1dSskrll {
63*6d3ceb1dSskrll struct gsc_attach_args *ga = aux;
64*6d3ceb1dSskrll
65*6d3ceb1dSskrll if (ga->ga_type.iodc_type != HPPA_TYPE_FIO ||
66*6d3ceb1dSskrll ga->ga_type.iodc_sv_model != HPPA_FIO_HIL)
67*6d3ceb1dSskrll return 0;
68*6d3ceb1dSskrll
69*6d3ceb1dSskrll return 1;
70*6d3ceb1dSskrll }
71*6d3ceb1dSskrll
72*6d3ceb1dSskrll void
hil_gsc_attach(device_t parent,device_t self,void * aux)73*6d3ceb1dSskrll hil_gsc_attach(device_t parent, device_t self, void *aux)
74*6d3ceb1dSskrll {
75*6d3ceb1dSskrll struct hil_gsc_softc *gsc = device_private(self);
76*6d3ceb1dSskrll struct hil_softc *sc = &gsc->sc_hs;
77*6d3ceb1dSskrll struct gsc_attach_args *ga = aux;
78*6d3ceb1dSskrll int pagezero_cookie;
79*6d3ceb1dSskrll
80*6d3ceb1dSskrll sc->sc_dev = self;
81*6d3ceb1dSskrll sc->sc_bst = ga->ga_iot;
82*6d3ceb1dSskrll if (bus_space_map(ga->ga_iot, ga->ga_hpa,
83*6d3ceb1dSskrll HILMAPSIZE, 0, &sc->sc_bsh)) {
84*6d3ceb1dSskrll aprint_error(": couldn't map hil controller\n");
85*6d3ceb1dSskrll return;
86*6d3ceb1dSskrll }
87*6d3ceb1dSskrll
88*6d3ceb1dSskrll pagezero_cookie = hppa_pagezero_map();
89*6d3ceb1dSskrll gsc->sc_hil_console = ga->ga_dp.dp_mod == PAGE0->mem_kbd.pz_dp.dp_mod &&
90*6d3ceb1dSskrll memcmp(ga->ga_dp.dp_bc, PAGE0->mem_kbd.pz_dp.dp_bc, 6) == 0;
91*6d3ceb1dSskrll hppa_pagezero_unmap(pagezero_cookie);
92*6d3ceb1dSskrll
93*6d3ceb1dSskrll hil_attach(sc, &gsc->sc_hil_console);
94*6d3ceb1dSskrll
95*6d3ceb1dSskrll gsc->sc_ih = hppa_intr_establish(IPL_TTY, hil_intr, sc,
96*6d3ceb1dSskrll ga->ga_ir, ga->ga_irq);
97*6d3ceb1dSskrll
98*6d3ceb1dSskrll config_interrupts(self, hil_attach_deferred);
99*6d3ceb1dSskrll }
100