autoconf.c revision 1.16
1/* $NetBSD: autoconf.c,v 1.16 2008/04/28 20:23:17 martin Exp $ */ 2 3/*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.16 2008/04/28 20:23:17 martin Exp $"); 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/conf.h> 38#include <sys/device.h> 39#include <sys/bus.h> 40 41#include <sys/socket.h> /* these three just to get ETHER_ADDR_LEN(!) */ 42#include <net/if.h> 43#include <net/if_ether.h> 44 45#include <machine/yamon.h> 46 47#include <mips/alchemy/include/aureg.h> 48#include <mips/alchemy/include/auvar.h> 49#include <mips/alchemy/include/aubusvar.h> 50 51/* 52 * Configure all devices on system 53 */ 54void 55cpu_configure(void) 56{ 57 58 intr_init(); 59 60 /* Kick off autoconfiguration. */ 61 (void)splhigh(); 62 if (config_rootfound("mainbus", NULL) == NULL) 63 panic("no mainbus found"); 64 65 /* 66 * Hardware interrupts will be enabled in 67 * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks() 68 * to avoid hardclock(9) by CPU INT5 before softclockintr is 69 * initialized in initclocks(). 70 */ 71} 72 73void 74cpu_rootconf(void) 75{ 76 77 setroot(booted_device, booted_partition); 78} 79 80void 81device_register(struct device *dev, void *aux) 82{ 83 struct aubus_attach_args *aa = aux; 84 85 /* 86 * We don't ever know the boot device. But that's because the 87 * firmware only loads from the network. 88 */ 89 90 /* Fetch the MAC addresses from YAMON. */ 91 if (device_is_a(dev, "aumac")) { 92 prop_data_t pd; 93 const char *cp; 94 char *cp0; 95 int i; 96 uint8_t ethaddr[ETHER_ADDR_LEN]; 97 98 /* Get the Ethernet address of the first on-board Ethernet. */ 99#if defined(ETHADDR) 100 cp = ETHADDR; 101#else 102 cp = yamon_getenv("ethaddr"); 103#endif 104 if (cp != NULL) { 105 for (i = 0; i < ETHER_ADDR_LEN; i++) { 106 ethaddr[i] = strtoul(cp, &cp0, 16); 107 cp = cp0 + 1; 108 } 109 if (aa->aa_addr != MAC0_BASE && 110 aa->aa_addr != AU1500_MAC0_BASE) { 111 /* XXX 112 * The PROM has a variable for the MAC address 113 * of the first interface. For now, just add 114 * 0x10 to the second last octet(!) for the 115 * second interface (Linux does the same). 116 */ 117 ethaddr[4] += 0x10; 118 } 119 pd = prop_data_create_data(ethaddr, ETHER_ADDR_LEN); 120 KASSERT(pd != NULL); 121 if (prop_dictionary_set(device_properties(dev), 122 "mac-addr", pd) == false) { 123 printf("WARNING: unable to set mac-addr " 124 "property for %s\n", dev->dv_xname); 125 } 126 prop_object_release(pd); 127 } 128 } 129} 130