11.12Sriastrad/* $NetBSD: cpu.c,v 1.12 2022/03/03 06:27:03 riastradh Exp $ */ 21.1Swdk 31.1Swdk/* 41.1Swdk * Copyright (c) 1994, 1995 Carnegie-Mellon University. 51.1Swdk * All rights reserved. 61.1Swdk * 71.1Swdk * Author: Chris G. Demetriou 81.1Swdk * 91.1Swdk * Permission to use, copy, modify and distribute this software and 101.1Swdk * its documentation is hereby granted, provided that both the copyright 111.1Swdk * notice and this permission notice appear in all copies of the 121.1Swdk * software, derivative works or modified versions, and any portions 131.1Swdk * thereof, and that both notices appear in supporting documentation. 141.1Swdk * 151.1Swdk * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 161.1Swdk * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 171.1Swdk * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 181.1Swdk * 191.1Swdk * Carnegie Mellon requests users of this software to return to 201.1Swdk * 211.1Swdk * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 221.1Swdk * School of Computer Science 231.1Swdk * Carnegie Mellon University 241.1Swdk * Pittsburgh PA 15213-3890 251.1Swdk * 261.1Swdk * any improvements or extensions that they make and grant Carnegie the 271.1Swdk * rights to redistribute these changes. 281.1Swdk */ 291.6Slukem 301.6Slukem#include <sys/cdefs.h> 311.12Sriastrad__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.12 2022/03/03 06:27:03 riastradh Exp $"); 321.1Swdk 331.1Swdk#include <sys/param.h> 341.1Swdk#include <sys/device.h> 351.10Smatt#include <sys/cpu.h> 361.1Swdk#include <sys/systm.h> 371.1Swdk 381.1Swdk#include <machine/autoconf.h> 391.1Swdk 401.2Snisimura#include <mips/locore.h> 411.2Snisimura 421.1Swdk/* Definition of the driver for autoconfig. */ 431.10Smattstatic int cpumatch(device_t, cfdata_t, void *); 441.10Smattstatic void cpuattach(device_t, device_t, void *); 451.1Swdk 461.11SchsCFATTACH_DECL_NEW(cpu, 0, 471.5Sthorpej cpumatch, cpuattach, NULL, NULL); 481.1Swdk 491.1Swdkextern struct cfdriver cpu_cd; 501.1Swdk 511.1Swdkstatic int 521.10Smattcpumatch(device_t parent, cfdata_t cfdata, void *aux) 531.1Swdk{ 541.1Swdk struct confargs *ca = aux; 551.1Swdk 561.1Swdk /* make sure that we're looking for a CPU. */ 571.1Swdk if (strcmp(ca->ca_name, cpu_cd.cd_name) != 0) { 581.1Swdk return 0; 591.1Swdk } 601.1Swdk return 1; 611.1Swdk} 621.1Swdk 631.1Swdkstatic void 641.10Smattcpuattach(device_t parent, device_t self, void *aux) 651.1Swdk{ 661.10Smatt struct cpu_info * const ci = curcpu(); 671.10Smatt 681.10Smatt ci->ci_dev = self; 691.12Sriastrad device_set_private(self, ci); 701.1Swdk 711.10Smatt aprint_normal(": "); 721.10Smatt cpu_identify(self); 731.1Swdk} 74