xref: /titanic_53/usr/src/uts/intel/sys/cpu.h (revision f98fbcec489fdf363410d0c1cedc2baff1d60d9c)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*f98fbcecSbholler  * Common Development and Distribution License (the "License").
6*f98fbcecSbholler  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*f98fbcecSbholler  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #ifndef _SYS_CPU_H
277c478bd9Sstevel@tonic-gate #define	_SYS_CPU_H
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate /*
327c478bd9Sstevel@tonic-gate  * WARNING:
337c478bd9Sstevel@tonic-gate  *	This header file is Obsolete and may be deleted in a
347c478bd9Sstevel@tonic-gate  *	future release of Solaris.
357c478bd9Sstevel@tonic-gate  */
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate /*
387c478bd9Sstevel@tonic-gate  * Include generic bustype cookies.
397c478bd9Sstevel@tonic-gate  */
407c478bd9Sstevel@tonic-gate #include <sys/bustypes.h>
41*f98fbcecSbholler #include <sys/inttypes.h>
427c478bd9Sstevel@tonic-gate #if defined(__GNUC__) && defined(_ASM_INLINES) && defined(_KERNEL)
437c478bd9Sstevel@tonic-gate #include <asm/cpu.h>
447c478bd9Sstevel@tonic-gate #endif
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
477c478bd9Sstevel@tonic-gate extern "C" {
487c478bd9Sstevel@tonic-gate #endif
497c478bd9Sstevel@tonic-gate 
507c478bd9Sstevel@tonic-gate #if defined(_KERNEL)
517c478bd9Sstevel@tonic-gate extern void ht_pause(void);
527c478bd9Sstevel@tonic-gate extern void cli(void);
537c478bd9Sstevel@tonic-gate extern void sti(void);
547c478bd9Sstevel@tonic-gate extern void i86_halt(void);
55*f98fbcecSbholler extern void i86_monitor(volatile uint32_t *addr, uint32_t extensions,
56*f98fbcecSbholler     uint32_t hints);
57*f98fbcecSbholler extern void i86_mwait(uint32_t data, uint32_t extensions);
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate /*
607c478bd9Sstevel@tonic-gate  * Used to insert cpu-dependent instructions into spin loops
617c478bd9Sstevel@tonic-gate  */
627c478bd9Sstevel@tonic-gate #define	SMT_PAUSE()		ht_pause()
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate #endif	/* _KERNEL */
657c478bd9Sstevel@tonic-gate 
667c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
677c478bd9Sstevel@tonic-gate }
687c478bd9Sstevel@tonic-gate #endif
697c478bd9Sstevel@tonic-gate 
707c478bd9Sstevel@tonic-gate #endif	/* _SYS_CPU_H */
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