1 /* $NetBSD: autoconf.c,v 1.3 2002/11/03 21:43:33 chris 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 extern int footbridge_imask[NIPL]; 64 65 void isa_intr_init (void); 66 67 /* 68 * Set up the root device from the boot args 69 */ 70 void 71 cpu_rootconf(void) 72 { 73 printf("boot device: %s\n", 74 booted_device != NULL ? booted_device->dv_xname : "<unknown>"); 75 setroot(booted_device, booted_partition); 76 } 77 78 79 /* 80 * void cpu_configure() 81 * 82 * Configure all the root devices 83 * The root devices are expected to configure their own children 84 */ 85 void 86 cpu_configure(void) 87 { 88 softintr_init(); 89 /* 90 * Since various PCI interrupts could be routed via the ICU 91 * (for PCI devices in the bridge) we need to set up the ICU 92 * now so that these interrupts can be established correctly 93 * i.e. This is a hack. 94 */ 95 isa_intr_init(); 96 97 config_rootfound("mainbus", NULL); 98 99 /* Debugging information */ 100 #ifndef TERSE 101 printf("ipl_bio=%08x ipl_net=%08x ipl_tty=%08x ipl_imp=%08x\n", 102 footbridge_imask[IPL_BIO], footbridge_imask[IPL_NET], 103 footbridge_imask[IPL_TTY], footbridge_imask[IPL_IMP]); 104 105 printf("ipl_audio=%08x ipl_imp=%08x ipl_high=%08x ipl_serial=%08x\n", 106 footbridge_imask[IPL_AUDIO], footbridge_imask[IPL_CLOCK], 107 footbridge_imask[IPL_HIGH], footbridge_imask[IPL_SERIAL]); 108 #endif 109 110 /* Time to start taking interrupts so lets open the flood gates .... */ 111 (void)spl0(); 112 } 113 114 void 115 device_register(struct device *dev, void *aux) 116 { 117 } 118 /* End of autoconf.c */ 119