1 /* $NetBSD: autoconf.c,v 1.11 2011/06/18 06:44:25 matt Exp $ */ 2 3 /*- 4 * Copyright (c) 2003 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Juergen Hannken-Illjes. 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 1.11 2011/06/18 06:44:25 matt Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/conf.h> 37 #include <sys/device_if.h> 38 #include <sys/systm.h> 39 #include <sys/cpu.h> 40 41 #include <powerpc/ibm4xx/cpu.h> 42 43 void 44 cpu_configure(void) 45 { 46 calc_delayconst(); 47 48 if (config_rootfound("elb", NULL) == NULL) 49 panic("configure: elb not configured"); 50 51 printf("biomask %x netmask %x ttymask %x\n", 52 imask[IPL_BIO], imask[IPL_NET], imask[IPL_TTY]); 53 54 (void)spl0(); 55 56 /* 57 * Now allow hardware interrupts. 58 */ 59 __asm volatile ("wrteei 1"); 60 } 61 62 void 63 cpu_rootconf(void) 64 { 65 setroot(booted_device, booted_partition); 66 } 67 68 void 69 device_register(device_t dev, void *aux) 70 { 71 } 72