1/* $NetBSD: hil_gsc.c,v 1.2 2011/02/15 10:35:39 tsutsui Exp $ */ 2/* $OpenBSD: hil_gsc.c,v 1.5 2005/12/22 07:09:52 miod Exp $ */ 3/* 4 * Copyright (c) 2003, Miodrag Vallat. 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 25 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/device.h> 33#include <sys/cpu.h> 34#include <sys/bus.h> 35 36#include <machine/intr.h> 37#include <machine/iomod.h> 38#include <machine/autoconf.h> 39 40#include <hppa/dev/cpudevs.h> 41#include <hppa/gsc/gscbusvar.h> 42#include <hppa/hppa/machdep.h> 43 44#include <machine/hil_machdep.h> 45 46#include <dev/hil/hilvar.h> 47 48static int hil_gsc_match(device_t, cfdata_t, void *); 49static void hil_gsc_attach(device_t, device_t, void *); 50 51struct hil_gsc_softc { 52 struct hil_softc sc_hs; 53 int sc_hil_console; 54 void *sc_ih; 55}; 56 57CFATTACH_DECL_NEW(hil_gsc, sizeof(struct hil_gsc_softc), 58 hil_gsc_match, hil_gsc_attach, NULL, NULL); 59 60int 61hil_gsc_match(device_t parent, cfdata_t cf, void *aux) 62{ 63 struct gsc_attach_args *ga = aux; 64 65 if (ga->ga_type.iodc_type != HPPA_TYPE_FIO || 66 ga->ga_type.iodc_sv_model != HPPA_FIO_HIL) 67 return 0; 68 69 return 1; 70} 71 72void 73hil_gsc_attach(device_t parent, device_t self, void *aux) 74{ 75 struct hil_gsc_softc *gsc = device_private(self); 76 struct hil_softc *sc = &gsc->sc_hs; 77 struct gsc_attach_args *ga = aux; 78 int pagezero_cookie; 79 80 sc->sc_dev = self; 81 sc->sc_bst = ga->ga_iot; 82 if (bus_space_map(ga->ga_iot, ga->ga_hpa, 83 HILMAPSIZE, 0, &sc->sc_bsh)) { 84 aprint_error(": couldn't map hil controller\n"); 85 return; 86 } 87 88 pagezero_cookie = hppa_pagezero_map(); 89 gsc->sc_hil_console = ga->ga_dp.dp_mod == PAGE0->mem_kbd.pz_dp.dp_mod && 90 memcmp(ga->ga_dp.dp_bc, PAGE0->mem_kbd.pz_dp.dp_bc, 6) == 0; 91 hppa_pagezero_unmap(pagezero_cookie); 92 93 hil_attach(sc, &gsc->sc_hil_console); 94 95 gsc->sc_ih = hppa_intr_establish(IPL_TTY, hil_intr, sc, 96 ga->ga_ir, ga->ga_irq); 97 98 config_interrupts(self, hil_attach_deferred); 99} 100