1/* $NetBSD$ */ 2 3/*- 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * William Jolitz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)autoconf.c 7.1 (Berkeley) 5/9/91 39 */ 40 41/* 42 * Setup the system to run on the current machine. 43 * 44 * Configure() is called at boot time and initializes the vba 45 * device tables and the memory controller monitoring. Available 46 * devices are determined (from possibilities mentioned in ioconf.c), 47 * and the drivers are initialized. 48 */ 49#include <sys/param.h> 50#include <sys/systm.h> 51#include <sys/buf.h> 52#include <sys/dkstat.h> 53#include <sys/disklabel.h> 54#include <sys/conf.h> 55#include <sys/reboot.h> 56#include <sys/device.h> 57 58#include <dev/pci/pcivar.h> 59 60#include <machine/pte.h> 61#include <machine/intr.h> 62 63static void findroot(void); 64 65/* 66 * Determine i/o configuration for a machine. 67 */ 68void 69cpu_configure(void) 70{ 71 72 if (config_rootfound("mainbus", NULL) == NULL) 73 panic("configure: mainbus not configured"); 74 75 genppc_cpu_configure(); 76} 77 78void 79cpu_rootconf(void) 80{ 81 findroot(); 82 83 aprint_normal("boot device: %s\n", 84 booted_device ? device_xname(booted_device) : "<unknown>"); 85 86 rootconf(); 87} 88 89u_long bootdev = 0; /* should be dev_t, but not until 32 bits */ 90 91/* 92 * Attempt to find the device from which we were booted. 93 * If we can do so, and not instructed not to do so, 94 * change rootdev to correspond to the load device. 95 */ 96void 97findroot(void) 98{ 99 int unit, part; 100 device_t dv; 101 const char *name; 102 103#if 0 104 aprint_normal("howto %x bootdev %x ", boothowto, bootdev); 105#endif 106 107 if ((bootdev & B_MAGICMASK) != (u_long)B_DEVMAGIC) 108 return; 109 110 name = devsw_blk2name((bootdev >> B_TYPESHIFT) & B_TYPEMASK); 111 if (name == NULL) 112 return; 113 114 part = (bootdev >> B_PARTITIONSHIFT) & B_PARTITIONMASK; 115 unit = (bootdev >> B_UNITSHIFT) & B_UNITMASK; 116 117 if ((dv = device_find_by_driver_unit(name, unit)) != NULL) { 118 booted_device = dv; 119 booted_partition = part; 120 } 121} 122 123#define BUILTIN_ETHERNET_P(pa) \ 124 ((pa)->pa_bus == 0 && (pa)->pa_device == 2 && (pa)->pa_function == 0) 125 126#define BUILTIN_VIDEO_P(pa) \ 127 ((pa)->pa_bus == 0 && (pa)->pa_device == 4 && (pa)->pa_function == 0) 128 129void 130device_register(device_t dev, void *aux) 131{ 132 device_t pdev; 133 prop_dictionary_t dict; 134 135 if ((pdev = device_parent(dev)) != NULL && device_is_a(pdev, "pci")) { 136 struct pci_attach_args *pa = aux; 137 138 dict = device_properties(dev); 139 if (BUILTIN_ETHERNET_P(pa)) { 140 if (! prop_dictionary_set_bool(dict, 141 "am79c970-no-eeprom", 142 true)) { 143 aprint_normal("WARNING: unable to set " 144 "am79c970-no-eeprom property for %s\n", 145 device_xname(dev)); 146 } 147 } 148 149 if (BUILTIN_VIDEO_P(pa)) { 150 if (! prop_dictionary_set_uint32(dict, "width", 1024)) { 151 aprint_normal("WARNING: unable to set " 152 "width property for %s\n", 153 device_xname(dev)); 154 } 155 if (! prop_dictionary_set_uint32(dict, "height", 768)) { 156 aprint_normal("WARNING: unable to set " 157 "height property for %s\n", 158 device_xname(dev)); 159 } 160 if (! prop_dictionary_set_uint32(dict, "depth", 8)) { 161 aprint_normal("WARNING: unable to set " 162 "depth property for %s\n", 163 device_xname(dev)); 164 } 165 if (! prop_dictionary_set_uint32(dict, "address", 0)) { 166 aprint_normal("WARNING: unable to set " 167 "address property for %s\n", 168 device_xname(dev)); 169 } 170 if (! prop_dictionary_set_bool(dict, "is_console", true)) { 171 aprint_normal("WARNING: unable to set " 172 "address property for %s\n", 173 device_xname(dev)); 174 } 175 176 } 177 } 178} 179