1/* $NetBSD: mainbus.c,v 1.17 2008/03/27 15:21:46 tsutsui Exp $ */ 2 3/* 4 * Copyright (c) 2000 Soren S. Jorvang. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions, and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> 29__KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.17 2008/03/27 15:21:46 tsutsui Exp $"); 30 31#include <sys/param.h> 32#include <sys/systm.h> 33#include <sys/device.h> 34 35#include <mips/cpuregs.h> 36 37#include <machine/autoconf.h> 38 39#include "locators.h" 40 41static int mainbus_match(device_t, cfdata_t, void *); 42static void mainbus_attach(device_t, device_t, void *); 43static int mainbus_search(device_t, cfdata_t, 44 const int *, void *); 45int mainbus_print(void *, const char *); 46 47CFATTACH_DECL_NEW(mainbus, 0, 48 mainbus_match, mainbus_attach, NULL, NULL); 49 50static int 51mainbus_match(device_t parent, cfdata_t cf, void *aux) 52{ 53 54 return 1; 55} 56 57static void 58mainbus_attach(device_t parent, device_t self, void *aux) 59{ 60 struct mainbus_attach_args ma; 61 62 aprint_normal("\n"); 63 64 config_search_ia(mainbus_search, self, "mainbus", &ma); 65} 66 67static int 68mainbus_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux) 69{ 70 struct mainbus_attach_args *ma = aux; 71 72 do { 73 ma->ma_addr = cf->cf_loc[MAINBUSCF_ADDR]; 74 ma->ma_iot = 0; 75 ma->ma_level = cf->cf_loc[MAINBUSCF_LEVEL]; 76 ma->ma_irq = cf->cf_loc[MAINBUSCF_IRQ]; 77 if (config_match(parent, cf, ma) > 0) 78 config_attach(parent, cf, ma, mainbus_print); 79 } while (cf->cf_fstate == FSTATE_STAR); 80 81 return 0; 82} 83 84int 85mainbus_print(void *aux, const char *pnp) 86{ 87 struct mainbus_attach_args *ma = aux; 88 89 if (pnp != 0) 90 return QUIET; 91 92 if (ma->ma_addr != MAINBUSCF_ADDR_DEFAULT) 93 aprint_normal(" addr 0x%lx", ma->ma_addr); 94 if (ma->ma_level != MAINBUSCF_LEVEL_DEFAULT) 95 aprint_normal(" level %d", ma->ma_level); 96 if (ma->ma_irq != MAINBUSCF_IRQ_DEFAULT) 97 aprint_normal(" irq %d", ma->ma_irq); 98 99 return UNCONF; 100} 101