166458Sdfr/*- 266458Sdfr * Copyright (c) 1998 Doug Rabson 366458Sdfr * All rights reserved. 466458Sdfr * 566458Sdfr * Redistribution and use in source and binary forms, with or without 666458Sdfr * modification, are permitted provided that the following conditions 766458Sdfr * are met: 866458Sdfr * 1. Redistributions of source code must retain the above copyright 966458Sdfr * notice, this list of conditions and the following disclaimer. 1066458Sdfr * 2. Redistributions in binary form must reproduce the above copyright 1166458Sdfr * notice, this list of conditions and the following disclaimer in the 1266458Sdfr * documentation and/or other materials provided with the distribution. 1366458Sdfr * 1466458Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1566458Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1666458Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1766458Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1866458Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1966458Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2066458Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2166458Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2266458Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2366458Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2466458Sdfr * SUCH DAMAGE. 2566458Sdfr * 2666458Sdfr * $FreeBSD$ 2766458Sdfr */ 2866458Sdfr 2971785Speter#include "opt_isa.h" 3066458Sdfr 3166458Sdfr#include <sys/param.h> 3266458Sdfr#include <sys/systm.h> 3366458Sdfr#include <sys/conf.h> 3466458Sdfr#include <sys/reboot.h> 3566458Sdfr#include <sys/kernel.h> 3666458Sdfr#include <sys/mount.h> 3766458Sdfr#include <sys/sysctl.h> 3866458Sdfr#include <sys/bus.h> 3966458Sdfr#include <sys/cons.h> 4066458Sdfr 41205713Smarcel#include <machine/intr.h> 4266458Sdfr#include <machine/md_var.h> 4366458Sdfr 44143796Siedowsestatic void configure_first(void *); 4592843Salfredstatic void configure(void *); 46143796Siedowsestatic void configure_final(void *); 4766458Sdfr 48143796SiedowseSYSINIT(configure1, SI_SUB_CONFIGURE, SI_ORDER_FIRST, configure_first, NULL); 49143796Siedowse/* SI_ORDER_SECOND is hookable */ 50143796SiedowseSYSINIT(configure2, SI_SUB_CONFIGURE, SI_ORDER_THIRD, configure, NULL); 51143796Siedowse/* SI_ORDER_MIDDLE is hookable */ 52143796SiedowseSYSINIT(configure3, SI_SUB_CONFIGURE, SI_ORDER_ANY, configure_final, NULL); 53143796Siedowse 5471785Speter#ifdef DEV_ISA 5566458Sdfr#include <isa/isavar.h> 5666458Sdfrdevice_t isa_bus_device = 0; 5766458Sdfr#endif 5866458Sdfr 5966458Sdfr/* 6066458Sdfr * Determine i/o configuration for a machine. 6166458Sdfr */ 6266458Sdfrstatic void 63143796Siedowseconfigure_first(void *dummy) 64143796Siedowse{ 65146794Smarcel 66146794Smarcel device_add_child(root_bus, "nexus", 0); 67143796Siedowse} 68143796Siedowse 69143796Siedowsestatic void 7066458Sdfrconfigure(void *dummy) 7166458Sdfr{ 72146791Smarcel 7366458Sdfr root_bus_configure(); 7466458Sdfr 7566458Sdfr /* 7666458Sdfr * Probe ISA devices after everything. 7766458Sdfr */ 7871785Speter#ifdef DEV_ISA 7966458Sdfr if (isa_bus_device) 8066458Sdfr isa_probe_children(isa_bus_device); 8166458Sdfr#endif 82143796Siedowse} 8366458Sdfr 84143796Siedowsestatic void 85143796Siedowseconfigure_final(void *dummy) 86143796Siedowse{ 87143796Siedowse 88205713Smarcel cninit_finish(); 8966458Sdfr 90205726Smarcel ia64_enable_intr(); 91205713Smarcel 9266458Sdfr cold = 0; 9366458Sdfr} 94