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

/*
 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_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. 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_LICENSE_HEADER_END@
 */
/*
 *		Header files for the Low Memory Globals (lg) 
 */
#ifndef	_LOW_MEMORY_GLOBALS_H_
#define	_LOW_MEMORY_GLOBALS_H_

#include <mach/mach_types.h>
#include <mach/vm_types.h>
#include <mach/machine/vm_types.h>
#include <mach/vm_prot.h>
#include <ppc/proc_reg.h>
#include <ppc/savearea.h>
#include <ppc/low_trace.h>
#include <ppc/Diagnostics.h>
#include <ppc/mappings.h>

/*
 * Don't change these structures unless you change the corresponding assembly code
 * which is in lowmem_vectors.s
 */
 
/* 
 *	This is where we put constants, pointers, and data areas that must be accessed
 *	quickly through assembler.  They are designed to be accessed directly with 
 *	absolute addresses, not via a base register.  This is a global area, and not
 *	per processor.
 */
 
#pragma pack(4)								/* Make sure the structure stays as we defined it */
typedef struct lowglo {

	unsigned long	lgForceAddr[5*1024];	/* 0000 Force to page 5 */
	unsigned char	lgVerCode[8];			/* 5000 System verification code */
	unsigned long long lgZero;				/* 5008 Double constant 0 */
	unsigned int	lgPPStart;				/* 5010 Start of per_proc blocks */
	unsigned int    lgCHUDXNUfnStart;		/* 5014 CHUD XNU function glue table */
	unsigned int	lgMckFlags;				/* 5018 Machine check flags */
	unsigned int    lgVersion;				/* 501C Pointer to kernel version string */
	uint64_t		lgPMWvaddr;				/* 5020 physical memory window virtual address */
	uint64_t		lgUMWvaddr;				/* 5028 user memory window virtual address */
	unsigned int	lgVMMforcedFeats;		/* 5030 VMM boot-args forced feature flags */
	unsigned int	lgMaxDec;				/* 5034 Maximum decrementer we can set */
	unsigned int	lgPmsCtlp;				/* 5038 Pointer to power management stepper control */
	unsigned int	lgRsv03C[17];			/* 503C reserved */
	traceWork		lgTrcWork;				/* 5080 Tracing control block - trcWork */
	unsigned int	lgRsv0A0[24];			/* 50A0 reserved */
	struct Saveanchor	lgSaveanchor;		/* 5100 Savearea anchor - saveanchor */
	unsigned int	lgRsv140[16];			/* 5140 reserved */
	unsigned int	lgTlbieLck;				/* 5180 TLBIE lock */
	unsigned int	lgRsv184[31];			/* 5184 reserved - push to next line */
	struct diagWork	lgdgWork;				/* 5200 Start of diagnostic work area */
	unsigned int	lglcksWork;				/* 5220 lcks option */
	unsigned int	lgRsv224[23];			/* 5224 reserved */
	pcfg 			lgpPcfg[8];				/* 5280 Page configurations */
	unsigned int	lgRst2A0[24];			/* 52A0 reserved */
	unsigned int	lgKillResv;				/* 5300 line used to kill reservations */
	unsigned int	lgKillResvpad[31];		/* 5304 pad reservation kill line */

	unsigned int	lgRsv380[32];			/* 5380 - 5400 reserved  */

	unsigned int	lgRsv400[32];			/* 5400 - 5480 reserved  */

	uint32_t		lgRsv480[704];			/* 5480 reserved - push to 1 page */

} lowglo;

extern lowglo lowGlo;

#endif /* _LOW_MEMORY_GLOBALS_H_ */
Commit	Line	Data
55e303ae	1	/*
91447636	2	* Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
55e303ae A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
ff6e181a 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. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
55e303ae	12	*
ff6e181a A	13	* The Original Code and all software distributed under the License are
ff6e181a A	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
55e303ae A	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
55e303ae A	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
ff6e181a A	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
55e303ae A	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23	/*
	24	* Header files for the Low Memory Globals (lg)
	25	*/
	26	#ifndef _LOW_MEMORY_GLOBALS_H_
	27	#define _LOW_MEMORY_GLOBALS_H_
	28
55e303ae A	29	#include <mach/mach_types.h>
	30	#include <mach/vm_types.h>
	31	#include <mach/machine/vm_types.h>
	32	#include <mach/vm_prot.h>
	33	#include <ppc/proc_reg.h>
	34	#include <ppc/savearea.h>
	35	#include <ppc/low_trace.h>
	36	#include <ppc/Diagnostics.h>
91447636	37	#include <ppc/mappings.h>
55e303ae A	38
	39	/*
	40	* Don't change these structures unless you change the corresponding assembly code
	41	* which is in lowmem_vectors.s
	42	*/
	43
	44	/*
	45	* This is where we put constants, pointers, and data areas that must be accessed
	46	* quickly through assembler. They are designed to be accessed directly with
	47	* absolute addresses, not via a base register. This is a global area, and not
	48	* per processor.
	49	*/
	50
	51	#pragma pack(4) /* Make sure the structure stays as we defined it */
	52	typedef struct lowglo {
	53
	54	unsigned long lgForceAddr[51024]; / 0000 Force to page 5 */
	55	unsigned char lgVerCode[8]; /* 5000 System verification code */
	56	unsigned long long lgZero; /* 5008 Double constant 0 */
	57	unsigned int lgPPStart; /* 5010 Start of per_proc blocks */
	58	unsigned int lgCHUDXNUfnStart; /* 5014 CHUD XNU function glue table */
91447636 A	59	unsigned int lgMckFlags; /* 5018 Machine check flags */
	60	unsigned int lgVersion; /* 501C Pointer to kernel version string */
	61	uint64_t lgPMWvaddr; /* 5020 physical memory window virtual address */
	62	uint64_t lgUMWvaddr; /* 5028 user memory window virtual address */
	63	unsigned int lgVMMforcedFeats; /* 5030 VMM boot-args forced feature flags */
3a60a9f5 A	64	unsigned int lgMaxDec; /* 5034 Maximum decrementer we can set */
	65	unsigned int lgPmsCtlp; /* 5038 Pointer to power management stepper control */
	66	unsigned int lgRsv03C[17]; /* 503C reserved */
55e303ae A	67	traceWork lgTrcWork; /* 5080 Tracing control block - trcWork */
	68	unsigned int lgRsv0A0[24]; /* 50A0 reserved */
	69	struct Saveanchor lgSaveanchor; /* 5100 Savearea anchor - saveanchor */
	70	unsigned int lgRsv140[16]; /* 5140 reserved */
	71	unsigned int lgTlbieLck; /* 5180 TLBIE lock */
	72	unsigned int lgRsv184[31]; /* 5184 reserved - push to next line */
	73	struct diagWork lgdgWork; /* 5200 Start of diagnostic work area */
91447636 A	74	unsigned int lglcksWork; /* 5220 lcks option */
	75	unsigned int lgRsv224[23]; /* 5224 reserved */
	76	pcfg lgpPcfg[8]; /* 5280 Page configurations */
	77	unsigned int lgRst2A0[24]; /* 52A0 reserved */
55e303ae A	78	unsigned int lgKillResv; /* 5300 line used to kill reservations */
55e303ae A	79	unsigned int lgKillResvpad[31]; /* 5304 pad reservation kill line */
a3d08fcd A	80
	81	unsigned int lgRsv380[32]; /* 5380 - 5400 reserved */
	82
	83	unsigned int lgRsv400[32]; /* 5400 - 5480 reserved */
	84
	85	uint32_t lgRsv480[704]; /* 5480 reserved - push to 1 page */
55e303ae A	86
	87	} lowglo;
	88
	89	extern lowglo lowGlo;
	90
	91	#endif /* _LOW_MEMORY_GLOBALS_H_ */