autoconf.c revision 1.13
1/* $NetBSD: autoconf.c,v 1.13 2006/11/17 21:01:03 tsutsui 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 * 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 NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39#include <sys/cdefs.h> 40__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.13 2006/11/17 21:01:03 tsutsui Exp $"); 41 42#include <sys/param.h> 43#include <sys/systm.h> 44#include <sys/conf.h> 45 46#include <sys/socket.h> /* these three just to get ETHER_ADDR_LEN(!) */ 47#include <net/if.h> 48#include <net/if_ether.h> 49 50#include <machine/bus.h> 51#include <machine/yamon.h> 52 53#include <mips/alchemy/include/aureg.h> 54#include <mips/alchemy/include/auvar.h> 55#include <mips/alchemy/include/aubusvar.h> 56 57/* 58 * Configure all devices on system 59 */ 60void 61cpu_configure(void) 62{ 63 64 intr_init(); 65 66 /* Kick off autoconfiguration. */ 67 (void)splhigh(); 68 if (config_rootfound("mainbus", NULL) == NULL) 69 panic("no mainbus found"); 70 71 /* 72 * Hardware interrupts will be enabled in 73 * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks() 74 * to avoid hardclock(9) by CPU INT5 before softclockintr is 75 * initialized in initclocks(). 76 */ 77} 78 79void 80cpu_rootconf(void) 81{ 82 83 setroot(booted_device, booted_partition); 84} 85 86void 87device_register(struct device *dev, void *aux) 88{ 89 struct aubus_attach_args *aa = aux; 90 91 /* 92 * We don't ever know the boot device. But that's because the 93 * firmware only loads from the network. 94 */ 95 96 /* Fetch the MAC addresses from YAMON. */ 97 if (device_is_a(dev, "aumac")) { 98 prop_data_t pd; 99 const char *cp; 100 char *cp0; 101 int i; 102 uint8_t ethaddr[ETHER_ADDR_LEN]; 103 104 /* Get the Ethernet address of the first on-board Ethernet. */ 105#if defined(ETHADDR) 106 cp = ETHADDR; 107#else 108 cp = yamon_getenv("ethaddr"); 109#endif 110 if (cp != NULL) { 111 for (i = 0; i < ETHER_ADDR_LEN; i++) { 112 ethaddr[i] = strtoul(cp, &cp0, 16); 113 cp = cp0 + 1; 114 } 115 if (aa->aa_addr != MAC0_BASE && 116 aa->aa_addr != AU1500_MAC0_BASE) { 117 /* XXX 118 * The PROM has a variable for the MAC address 119 * of the first interface. For now, just add 120 * 0x10 to the second last octet(!) for the 121 * second interface (Linux does the same). 122 */ 123 ethaddr[4] += 0x10; 124 } 125 pd = prop_data_create_data(ethaddr, ETHER_ADDR_LEN); 126 KASSERT(pd != NULL); 127 if (prop_dictionary_set(device_properties(dev), 128 "mac-addr", pd) == FALSE) { 129 printf("WARNING: unable to set mac-addr " 130 "property for %s\n", dev->dv_xname); 131 } 132 prop_object_release(pd); 133 } 134 } 135} 136