1/* $NetBSD: fhc_central.c,v 1.2 2011/08/01 08:36:39 mrg Exp $ */ 2/* $OpenBSD: fhc_central.c,v 1.5 2004/09/27 18:32:35 jason Exp $ */ 3 4/* 5 * Copyright (c) 2004 Jason L. Wright (jason@thought.net). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 21 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 26 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> 31__KERNEL_RCSID(0, "$NetBSD$"); 32 33#include <sys/types.h> 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/kernel.h> 37#include <sys/device.h> 38#include <sys/conf.h> 39#include <sys/bus.h> 40 41#include <machine/autoconf.h> 42#include <machine/openfirm.h> 43 44#include <sparc64/dev/centralvar.h> 45#include <sparc64/dev/fhcreg.h> 46#include <sparc64/dev/fhcvar.h> 47 48int fhc_central_match(device_t, cfdata_t, void *); 49void fhc_central_attach(device_t, device_t, void *); 50 51CFATTACH_DECL_NEW(fhc_central, sizeof(struct fhc_softc), 52 fhc_central_match, fhc_central_attach, NULL, NULL); 53 54int 55fhc_central_match(device_t parent, cfdata_t match, void *aux) 56{ 57 struct central_attach_args *ca = aux; 58 59 if (strcmp(ca->ca_name, "fhc") == 0) 60 return (1); 61 return (0); 62} 63 64void 65fhc_central_attach(device_t parent, device_t self, void *aux) 66{ 67 struct fhc_softc *sc = device_private(self); 68 struct central_attach_args *ca = aux; 69 u_int32_t board; 70 71 sc->sc_node = ca->ca_node; 72 sc->sc_bt = ca->ca_bustag; 73 sc->sc_is_central = 1; 74 75 if (central_bus_map(sc->sc_bt, ca->ca_reg[0].cbr_slot, 76 ca->ca_reg[0].cbr_offset, ca->ca_reg[0].cbr_size, 0, 77 &sc->sc_preg)) { 78 printf(": failed to map preg\n"); 79 return; 80 } 81 82 if (central_bus_map(sc->sc_bt, ca->ca_reg[1].cbr_slot, 83 ca->ca_reg[1].cbr_offset, ca->ca_reg[1].cbr_size, 0, 84 &sc->sc_ireg)) { 85 printf(": failed to map ireg\n"); 86 return; 87 } 88 89 if (central_bus_map(sc->sc_bt, ca->ca_reg[2].cbr_slot, 90 ca->ca_reg[2].cbr_offset, ca->ca_reg[2].cbr_size, 91 BUS_SPACE_MAP_LINEAR, &sc->sc_freg)) { 92 printf(": failed to map freg\n"); 93 return; 94 } 95 96 if (central_bus_map(sc->sc_bt, ca->ca_reg[3].cbr_slot, 97 ca->ca_reg[3].cbr_offset, ca->ca_reg[3].cbr_size, 98 BUS_SPACE_MAP_LINEAR, &sc->sc_sreg)) { 99 printf(": failed to map sreg\n"); 100 return; 101 } 102 103 if (central_bus_map(sc->sc_bt, ca->ca_reg[4].cbr_slot, 104 ca->ca_reg[4].cbr_offset, ca->ca_reg[4].cbr_size, 105 BUS_SPACE_MAP_LINEAR, &sc->sc_ureg)) { 106 printf(": failed to map ureg\n"); 107 return; 108 } 109 110 if (central_bus_map(sc->sc_bt, ca->ca_reg[5].cbr_slot, 111 ca->ca_reg[5].cbr_offset, ca->ca_reg[5].cbr_size, 112 BUS_SPACE_MAP_LINEAR, &sc->sc_treg)) { 113 printf(": failed to map treg\n"); 114 return; 115 } 116 117 board = bus_space_read_4(sc->sc_bt, sc->sc_preg, FHC_P_BSR); 118 sc->sc_board = ((board >> 16) & 0x1) | ((board >> 12) & 0xe); 119 sc->sc_dev = self; 120 121 fhc_attach(sc); 122 return; 123} 124