1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _SYS_CPUID_DRV_H 28#define _SYS_CPUID_DRV_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32#include <sys/types.h> 33 34#ifdef __cplusplus 35extern "C" { 36#endif 37 38/* 39 * /dev names: 40 * /dev/cpu/ - containing directory 41 * self/ - describes current cpu 42 * cpuid - cpu identification 43 */ 44 45#define CPUID_DRIVER_NAME "cpuid" 46#define CPUID_DRIVER_SELF_NODE "self" 47 48#define CPUID_DIR_NAME "cpu" 49#define CPUID_SELF_DIR_NAME "self" 50#define CPUID_NAME "cpuid" 51#define CPUID_SELF_NAME \ 52 CPUID_DIR_NAME "/" CPUID_SELF_DIR_NAME "/" CPUID_NAME 53 54/* 55 * This minor number corresponds to the cpu we're running on at 56 * the time we invoke its interfaces. 57 */ 58#define CPUID_SELF_CPUID_MINOR ((minor_t)0x3fffful) 59 60/* 61 * ioctl numbers: not an exported interface 62 */ 63#define CPUID_IOC (('c'<<24)|('i'<<16)|('d'<<8)) 64 65#define CPUID_GET_HWCAP (CPUID_IOC|0) 66 67struct cpuid_get_hwcap { 68 char *cgh_archname; 69 uint_t cgh_hwcap; 70}; 71 72#if defined(_SYSCALL32_IMPL) 73 74#include <sys/types32.h> 75 76struct cpuid_get_hwcap32 { 77 caddr32_t cgh_archname; 78 uint32_t cgh_hwcap; 79}; 80 81#endif /* _SYSCALL32_IMPL */ 82 83#ifdef __cplusplus 84} 85#endif 86 87#endif /* _SYS_CPUID_DRV_H */ 88