1 /* $NetBSD: autoconf.c,v 1.2 2001/09/05 16:17:36 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1994-1998 Mark Brinicombe. 5 * Copyright (c) 1994 Brini. 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 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Mark Brinicombe for 19 * the NetBSD project. 20 * 4. The name of the company nor the name of the author may be used to 21 * endorse or promote products derived from this software without specific 22 * prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * RiscBSD kernel project 37 * 38 * autoconf.c 39 * 40 * Autoconfiguration functions 41 * 42 * Created : 08/10/94 43 */ 44 45 #include "opt_md.h" 46 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/reboot.h> 50 #include <sys/disklabel.h> 51 #include <sys/device.h> 52 #include <sys/conf.h> 53 #include <sys/kernel.h> 54 #include <sys/malloc.h> 55 #include <machine/bootconfig.h> 56 #include <machine/intr.h> 57 58 #include "isa.h" 59 60 struct device *booted_device; 61 int booted_partition; 62 63 void isa_intr_init (void); 64 65 /* 66 * Set up the root device from the boot args 67 */ 68 void 69 cpu_rootconf(void) 70 { 71 printf("boot device: %s\n", 72 booted_device != NULL ? booted_device->dv_xname : "<unknown>"); 73 setroot(booted_device, booted_partition); 74 } 75 76 77 /* 78 * void cpu_configure() 79 * 80 * Configure all the root devices 81 * The root devices are expected to configure their own children 82 */ 83 void 84 cpu_configure(void) 85 { 86 /* 87 * Since various PCI interrupts could be routed via the ICU 88 * (for PCI devices in the bridge) we need to set up the ICU 89 * now so that these interrupts can be established correctly 90 * i.e. This is a hack. 91 */ 92 isa_intr_init(); 93 94 config_rootfound("mainbus", NULL); 95 96 /* Debugging information */ 97 #ifndef TERSE 98 printf("ipl_bio=%08x ipl_net=%08x ipl_tty=%08x ipl_imp=%08x\n", 99 irqmasks[IPL_BIO], irqmasks[IPL_NET], irqmasks[IPL_TTY], 100 irqmasks[IPL_IMP]); 101 printf("ipl_audio=%08x ipl_imp=%08x ipl_high=%08x ipl_serial=%08x\n", 102 irqmasks[IPL_AUDIO], irqmasks[IPL_CLOCK], irqmasks[IPL_HIGH], 103 irqmasks[IPL_SERIAL]); 104 #endif 105 106 /* Time to start taking interrupts so lets open the flood gates .... */ 107 (void)spl0(); 108 } 109 110 void 111 device_register(struct device *dev, void *aux) 112 { 113 } 114 /* End of autoconf.c */ 115