[apple/xnu.git] / bsd / ppc / profile.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 1997, Apple Computer, Inc. All rights reserved.
 *
 *	History :
 *	29-Sep-1997  Umesh Vaishampayan
 *		Created.
 */

#ifndef _BSD_PPC_PROFILE_H_
#define _BSD_PPC_PROFILE_H_

#ifdef KERNEL
/*
 * Block interrupts during mcount so that those interrupts can also be
 * counted (as soon as we get done with the current counting).  On the
 * PPC platfom, can't do splhigh/splx as those are C routines and can
 * recursively invoke mcount.
 */
extern unsigned long disable_ee();
extern void restore_ee(unsigned long smsr);

#define MCOUNT_INIT		register unsigned long smsr;

#define	MCOUNT_ENTER	smsr = disable_ee();

#define	MCOUNT_EXIT		restore_ee(smsr);

#endif /* KERNEL */

#endif /* _BSD_PPC_PROFILE_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/*
	23	* Copyright (c) 1997, Apple Computer, Inc. All rights reserved.
	24	*
	25	* History :
	26	* 29-Sep-1997 Umesh Vaishampayan
	27	* Created.
	28	*/
	29
	30	#ifndef _BSD_PPC_PROFILE_H_
	31	#define _BSD_PPC_PROFILE_H_
	32
	33	#ifdef KERNEL
	34	/*
	35	* Block interrupts during mcount so that those interrupts can also be
	36	* counted (as soon as we get done with the current counting). On the
	37	* PPC platfom, can't do splhigh/splx as those are C routines and can
	38	* recursively invoke mcount.
	39	*/
	40	extern unsigned long disable_ee();
	41	extern void restore_ee(unsigned long smsr);
	42
	43	#define MCOUNT_INIT register unsigned long smsr;
	44
	45	#define MCOUNT_ENTER smsr = disable_ee();
	46
	47	#define MCOUNT_EXIT restore_ee(smsr);
	48
	49	#endif /* KERNEL */
	50
	51	#endif /* _BSD_PPC_PROFILE_H_ */