[apple/xnu.git] / osfmk / ppc / low_trace.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 * 
 * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */

/*
 *
 *	These are the structures and constants used for the low-level trace
 */


#ifndef _LOW_TRACE_H_
#define _LOW_TRACE_H_

#pragma pack(4)							/* Make sure the structure stays as we defined it */
typedef struct LowTraceRecord {

	unsigned short	LTR_cpu;			/* 0000 - CPU address */
	unsigned short	LTR_excpt;			/* 0002 - Exception code */
	unsigned int	LTR_timeHi;			/* 0004 - High order time */
	unsigned int	LTR_timeLo;			/* 0008 - Low order time */
	unsigned int	LTR_cr;				/* 000C - CR */
	unsigned int	LTR_dsisr;			/* 0010 - DSISR */
	unsigned int	LTR_rsvd0;			/* 0014 - reserved */
	uint64_t		LTR_srr0;			/* 0018 - SRR0 */

	uint64_t		LTR_srr1;			/* 0020 - SRR1 */
	uint64_t		LTR_dar;			/* 0028 - DAR */
	uint64_t		LTR_save;			/* 0030 - savearea */
	uint64_t		LTR_lr;				/* 0038 - LR */

	uint64_t		LTR_ctr;			/* 0040 - CTR */
	uint64_t		LTR_r0;				/* 0048 - R0 */
	uint64_t		LTR_r1;				/* 0050 - R1 */
	uint64_t		LTR_r2;				/* 0058 - R2 */

	uint64_t		LTR_r3;				/* 0060 - R3 */
	uint64_t		LTR_r4;				/* 0068 - R4 */
	uint64_t		LTR_r5;				/* 0070 - R5 */
	uint64_t		LTR_r6;				/* 0078 - R6 */

} LowTraceRecord;		
#pragma pack()

#pragma pack(4)							/* Make sure the structure stays as we defined it */
typedef struct traceWork {

	unsigned int traceCurr;				/* Address of next slot */
	unsigned int traceMask;				/* Types to be traced */
	unsigned int traceStart;			/* Start of trace table */
	unsigned int traceEnd;				/* End of trace table */
	unsigned int traceMsnd;				/* Saved trace mask */
	unsigned int traceSize;				/* Size of trace table. Min 1 page */
	unsigned int traceGas[2];
} traceWork;
#pragma pack()

extern traceWork trcWork;
extern unsigned int lastTrace;			/* Value of low-level exception trace controls */


#endif /* ifndef _LOW_TRACE_H_ */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
8f6c56a5	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* @OSF_COPYRIGHT@
	30	*/
	31
	32	/*
	33	*
	34	* These are the structures and constants used for the low-level trace
	35	*/
	36
	37
	38
	39
	40
	41
	42	#ifndef _LOW_TRACE_H_
	43	#define _LOW_TRACE_H_
	44
55e303ae	45	#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b A	46	typedef struct LowTraceRecord {
	47
	48	unsigned short LTR_cpu; /* 0000 - CPU address */
	49	unsigned short LTR_excpt; /* 0002 - Exception code */
	50	unsigned int LTR_timeHi; /* 0004 - High order time */
	51	unsigned int LTR_timeLo; /* 0008 - Low order time */
	52	unsigned int LTR_cr; /* 000C - CR */
55e303ae A	53	unsigned int LTR_dsisr; /* 0010 - DSISR */
	54	unsigned int LTR_rsvd0; /* 0014 - reserved */
	55	uint64_t LTR_srr0; /* 0018 - SRR0 */
	56
	57	uint64_t LTR_srr1; /* 0020 - SRR1 */
	58	uint64_t LTR_dar; /* 0028 - DAR */
	59	uint64_t LTR_save; /* 0030 - savearea */
	60	uint64_t LTR_lr; /* 0038 - LR */
	61
	62	uint64_t LTR_ctr; /* 0040 - CTR */
	63	uint64_t LTR_r0; /* 0048 - R0 */
	64	uint64_t LTR_r1; /* 0050 - R1 */
	65	uint64_t LTR_r2; /* 0058 - R2 */
	66
	67	uint64_t LTR_r3; /* 0060 - R3 */
	68	uint64_t LTR_r4; /* 0068 - R4 */
	69	uint64_t LTR_r5; /* 0070 - R5 */
	70	uint64_t LTR_r6; /* 0078 - R6 */
1c79356b A	71
1c79356b A	72	} LowTraceRecord;
55e303ae	73	#pragma pack()
1c79356b	74
55e303ae	75	#pragma pack(4) /* Make sure the structure stays as we defined it */
1c79356b A	76	typedef struct traceWork {
1c79356b A	77
1c79356b	78	unsigned int traceCurr; /* Address of next slot */
9bccf70c	79	unsigned int traceMask; /* Types to be traced */
1c79356b A	80	unsigned int traceStart; /* Start of trace table */
	81	unsigned int traceEnd; /* End of trace table */
	82	unsigned int traceMsnd; /* Saved trace mask */
55e303ae A	83	unsigned int traceSize; /* Size of trace table. Min 1 page */
55e303ae A	84	unsigned int traceGas[2];
1c79356b	85	} traceWork;
55e303ae	86	#pragma pack()
1c79356b A	87
1c79356b A	88	extern traceWork trcWork;
9bccf70c	89	extern unsigned int lastTrace; /* Value of low-level exception trace controls */
1c79356b A	90
	91
	92	#endif /* ifndef _LOW_TRACE_H_ */