[apple/xnu.git] / osfmk / mach / shared_region.h

/*
 * Copyright (c) 2007 Apple 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@
 */
/*
 *
 *	File: mach/shared_region.h
 *
 * 	protos and struct definitions for shared region
 */

#ifndef _MACH_SHARED_REGION_H_
#define _MACH_SHARED_REGION_H_

#include <sys/cdefs.h>
#include <mach/vm_prot.h>
#include <mach/vm_types.h>
#include <mach/mach_types.h>

#define SHARED_REGION_BASE_I386			0x90000000ULL
#define SHARED_REGION_SIZE_I386			0x20000000ULL
#define SHARED_REGION_NESTING_BASE_I386		0x90000000ULL
#define SHARED_REGION_NESTING_SIZE_I386		0x20000000ULL
#define SHARED_REGION_NESTING_MIN_I386		0x00200000ULL
#define SHARED_REGION_NESTING_MAX_I386		0xFFE00000ULL

#define SHARED_REGION_BASE_X86_64		0x00007FFF00000000ULL
#define SHARED_REGION_SIZE_X86_64		0x00000000FFE00000ULL
#define SHARED_REGION_NESTING_BASE_X86_64 	0x00007FFF00000000ULL
#define SHARED_REGION_NESTING_SIZE_X86_64	0x00000000FFE00000ULL
#define SHARED_REGION_NESTING_MIN_X86_64	0x0000000000200000ULL
#define SHARED_REGION_NESTING_MAX_X86_64	0xFFFFFFFFFFE00000ULL

#define SHARED_REGION_BASE_PPC			0x90000000ULL
#define SHARED_REGION_SIZE_PPC			0x20000000ULL
#define SHARED_REGION_NESTING_BASE_PPC		0x90000000ULL
#define SHARED_REGION_NESTING_SIZE_PPC		0x10000000ULL
#define SHARED_REGION_NESTING_MIN_PPC		0x10000000ULL
#define SHARED_REGION_NESTING_MAX_PPC		0x10000000ULL

#define SHARED_REGION_BASE_PPC64		0x00007FFF60000000ULL
#define SHARED_REGION_SIZE_PPC64		0x00000000A0000000ULL
#define SHARED_REGION_NESTING_BASE_PPC64	0x00007FFF60000000ULL
#define SHARED_REGION_NESTING_SIZE_PPC64	0x00000000A0000000ULL
#define SHARED_REGION_NESTING_MIN_PPC64		0x0000000010000000ULL
#define SHARED_REGION_NESTING_MAX_PPC64		0x0000000010000000ULL

#define SHARED_REGION_BASE_ARM			0x1A000000ULL
#define SHARED_REGION_SIZE_ARM			0x26000000ULL
#define SHARED_REGION_NESTING_BASE_ARM		0x1A000000ULL
#define SHARED_REGION_NESTING_SIZE_ARM		0x26000000ULL
#define SHARED_REGION_NESTING_MIN_ARM		?
#define SHARED_REGION_NESTING_MAX_ARM		?


#ifdef XNU_KERNEL_PRIVATE
/* ARM64_TODO: move to higher memory */
#endif
#define SHARED_REGION_BASE_ARM64		0x180000000ULL
#define SHARED_REGION_SIZE_ARM64		0x100000000ULL
#define SHARED_REGION_NESTING_BASE_ARM64	0x180000000ULL
#define SHARED_REGION_NESTING_SIZE_ARM64	0x100000000ULL
#define SHARED_REGION_NESTING_MIN_ARM64		?
#define SHARED_REGION_NESTING_MAX_ARM64		?

#if defined(__i386__)
#define SHARED_REGION_BASE			SHARED_REGION_BASE_I386
#define SHARED_REGION_SIZE			SHARED_REGION_SIZE_I386
#define SHARED_REGION_NESTING_BASE		SHARED_REGION_NESTING_BASE_I386
#define SHARED_REGION_NESTING_SIZE		SHARED_REGION_NESTING_SIZE_I386
#define SHARED_REGION_NESTING_MIN		SHARED_REGION_NESTING_MIN_I386
#define SHARED_REGION_NESTING_MAX		SHARED_REGION_NESTING_MAX_I386
#elif defined(__x86_64__)
#define SHARED_REGION_BASE			SHARED_REGION_BASE_X86_64
#define SHARED_REGION_SIZE			SHARED_REGION_SIZE_X86_64
#define SHARED_REGION_NESTING_BASE		SHARED_REGION_NESTING_BASE_X86_64
#define SHARED_REGION_NESTING_SIZE		SHARED_REGION_NESTING_SIZE_X86_64
#define SHARED_REGION_NESTING_MIN		SHARED_REGION_NESTING_MIN_X86_64
#define SHARED_REGION_NESTING_MAX		SHARED_REGION_NESTING_MAX_X86_64
#elif defined(__arm__)
#define SHARED_REGION_BASE			SHARED_REGION_BASE_ARM
#define SHARED_REGION_SIZE			SHARED_REGION_SIZE_ARM
#define SHARED_REGION_NESTING_BASE		SHARED_REGION_NESTING_BASE_ARM
#define SHARED_REGION_NESTING_SIZE		SHARED_REGION_NESTING_SIZE_ARM
#define SHARED_REGION_NESTING_MIN		SHARED_REGION_NESTING_MIN_ARM
#define SHARED_REGION_NESTING_MAX		SHARED_REGION_NESTING_MAX_ARM
#elif defined(__arm64__) && defined(__LP64__)
#define SHARED_REGION_BASE			SHARED_REGION_BASE_ARM64
#define SHARED_REGION_SIZE			SHARED_REGION_SIZE_ARM64
#define SHARED_REGION_NESTING_BASE		SHARED_REGION_NESTING_BASE_ARM64
#define SHARED_REGION_NESTING_SIZE		SHARED_REGION_NESTING_SIZE_ARM64
#define SHARED_REGION_NESTING_MIN		SHARED_REGION_NESTING_MIN_ARM64
#define SHARED_REGION_NESTING_MAX		SHARED_REGION_NESTING_MAX_ARM64
#endif

#ifdef KERNEL_PRIVATE

/*
 * This is routine sets  the current source of power.
 * Arguments:
 * 0 if it is external source (connected to power )
 * 1 if it is internal power source ie battery
 */

void post_sys_powersource(int);

#endif /* KERNEL_PRIVATE */
/* 
 * All shared_region_* declarations are a private interface
 * between dyld and the kernel.
 *
 */
struct shared_file_mapping_np {
	mach_vm_address_t	sfm_address;
	mach_vm_size_t		sfm_size;
	mach_vm_offset_t	sfm_file_offset;
	vm_prot_t		sfm_max_prot;
	vm_prot_t		sfm_init_prot;
};
#define VM_PROT_COW  0x8  /* must not interfere with normal prot assignments */
#define VM_PROT_ZF  0x10  /* must not interfere with normal prot assignments */
#define VM_PROT_SLIDE  0x20  /* must not interfere with normal prot assignments */

#ifndef KERNEL

__BEGIN_DECLS
int	shared_region_check_np(uint64_t	*startaddress);
int	shared_region_map_np(int fd,
			     uint32_t mappingCount,
			     const struct shared_file_mapping_np *mappings);
int	shared_region_slide_np(void);
__END_DECLS

#endif /* !KERNEL */

#endif /* _MACH_SHARED_REGION_H_ */
Commit	Line	Data
2d21ac55 A	1	/*
	2	* Copyright (c) 2007 Apple Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	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.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	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.
	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23	/*
	24	*
	25	* File: mach/shared_region.h
	26	*
	27	* protos and struct definitions for shared region
	28	*/
	29
	30	#ifndef _MACH_SHARED_REGION_H_
	31	#define _MACH_SHARED_REGION_H_
	32
	33	#include <sys/cdefs.h>
	34	#include <mach/vm_prot.h>
	35	#include <mach/vm_types.h>
	36	#include <mach/mach_types.h>
	37
	38	#define SHARED_REGION_BASE_I386 0x90000000ULL
	39	#define SHARED_REGION_SIZE_I386 0x20000000ULL
	40	#define SHARED_REGION_NESTING_BASE_I386 0x90000000ULL
	41	#define SHARED_REGION_NESTING_SIZE_I386 0x20000000ULL
b0d623f7 A	42	#define SHARED_REGION_NESTING_MIN_I386 0x00200000ULL
b0d623f7 A	43	#define SHARED_REGION_NESTING_MAX_I386 0xFFE00000ULL
2d21ac55	44
5ba3f43e A	45	#define SHARED_REGION_BASE_X86_64 0x00007FFF00000000ULL
	46	#define SHARED_REGION_SIZE_X86_64 0x00000000FFE00000ULL
	47	#define SHARED_REGION_NESTING_BASE_X86_64 0x00007FFF00000000ULL
	48	#define SHARED_REGION_NESTING_SIZE_X86_64 0x00000000FFE00000ULL
b0d623f7 A	49	#define SHARED_REGION_NESTING_MIN_X86_64 0x0000000000200000ULL
b0d623f7 A	50	#define SHARED_REGION_NESTING_MAX_X86_64 0xFFFFFFFFFFE00000ULL
2d21ac55 A	51
	52	#define SHARED_REGION_BASE_PPC 0x90000000ULL
	53	#define SHARED_REGION_SIZE_PPC 0x20000000ULL
	54	#define SHARED_REGION_NESTING_BASE_PPC 0x90000000ULL
	55	#define SHARED_REGION_NESTING_SIZE_PPC 0x10000000ULL
	56	#define SHARED_REGION_NESTING_MIN_PPC 0x10000000ULL
	57	#define SHARED_REGION_NESTING_MAX_PPC 0x10000000ULL
	58
	59	#define SHARED_REGION_BASE_PPC64 0x00007FFF60000000ULL
	60	#define SHARED_REGION_SIZE_PPC64 0x00000000A0000000ULL
	61	#define SHARED_REGION_NESTING_BASE_PPC64 0x00007FFF60000000ULL
	62	#define SHARED_REGION_NESTING_SIZE_PPC64 0x00000000A0000000ULL
	63	#define SHARED_REGION_NESTING_MIN_PPC64 0x0000000010000000ULL
	64	#define SHARED_REGION_NESTING_MAX_PPC64 0x0000000010000000ULL
	65
39037602 A	66	#define SHARED_REGION_BASE_ARM 0x1A000000ULL
	67	#define SHARED_REGION_SIZE_ARM 0x26000000ULL
	68	#define SHARED_REGION_NESTING_BASE_ARM 0x1A000000ULL
	69	#define SHARED_REGION_NESTING_SIZE_ARM 0x26000000ULL
2d21ac55 A	70	#define SHARED_REGION_NESTING_MIN_ARM ?
	71	#define SHARED_REGION_NESTING_MAX_ARM ?
	72
d9a64523	73
fe8ab488 A	74	#ifdef XNU_KERNEL_PRIVATE
	75	/* ARM64_TODO: move to higher memory */
	76	#endif
	77	#define SHARED_REGION_BASE_ARM64 0x180000000ULL
d9a64523	78	#define SHARED_REGION_SIZE_ARM64 0x100000000ULL
fe8ab488	79	#define SHARED_REGION_NESTING_BASE_ARM64 0x180000000ULL
d9a64523	80	#define SHARED_REGION_NESTING_SIZE_ARM64 0x100000000ULL
fe8ab488 A	81	#define SHARED_REGION_NESTING_MIN_ARM64 ?
	82	#define SHARED_REGION_NESTING_MAX_ARM64 ?
	83
b0d623f7 A	84	#if defined(__i386__)
	85	#define SHARED_REGION_BASE SHARED_REGION_BASE_I386
	86	#define SHARED_REGION_SIZE SHARED_REGION_SIZE_I386
	87	#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_I386
	88	#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_I386
	89	#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_I386
	90	#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_I386
	91	#elif defined(__x86_64__)
	92	#define SHARED_REGION_BASE SHARED_REGION_BASE_X86_64
	93	#define SHARED_REGION_SIZE SHARED_REGION_SIZE_X86_64
	94	#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_X86_64
	95	#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_X86_64
	96	#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_X86_64
	97	#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_X86_64
5ba3f43e A	98	#elif defined(__arm__)
	99	#define SHARED_REGION_BASE SHARED_REGION_BASE_ARM
	100	#define SHARED_REGION_SIZE SHARED_REGION_SIZE_ARM
	101	#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_ARM
	102	#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_ARM
	103	#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_ARM
	104	#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_ARM
d9a64523	105	#elif defined(__arm64__) && defined(__LP64__)
5ba3f43e A	106	#define SHARED_REGION_BASE SHARED_REGION_BASE_ARM64
	107	#define SHARED_REGION_SIZE SHARED_REGION_SIZE_ARM64
	108	#define SHARED_REGION_NESTING_BASE SHARED_REGION_NESTING_BASE_ARM64
	109	#define SHARED_REGION_NESTING_SIZE SHARED_REGION_NESTING_SIZE_ARM64
	110	#define SHARED_REGION_NESTING_MIN SHARED_REGION_NESTING_MIN_ARM64
	111	#define SHARED_REGION_NESTING_MAX SHARED_REGION_NESTING_MAX_ARM64
b0d623f7 A	112	#endif
	113
	114	#ifdef KERNEL_PRIVATE
	115
	116	/*
	117	* This is routine sets the current source of power.
	118	* Arguments:
	119	* 0 if it is external source (connected to power )
	120	* 1 if it is internal power source ie battery
	121	*/
	122
	123	void post_sys_powersource(int);
	124
	125	#endif /* KERNEL_PRIVATE */
2d21ac55 A	126	/*
	127	* All shared_region_* declarations are a private interface
	128	* between dyld and the kernel.
	129	*
	130	*/
	131	struct shared_file_mapping_np {
	132	mach_vm_address_t sfm_address;
	133	mach_vm_size_t sfm_size;
	134	mach_vm_offset_t sfm_file_offset;
	135	vm_prot_t sfm_max_prot;
	136	vm_prot_t sfm_init_prot;
	137	};
	138	#define VM_PROT_COW 0x8 /* must not interfere with normal prot assignments */
	139	#define VM_PROT_ZF 0x10 /* must not interfere with normal prot assignments */
6d2010ae	140	#define VM_PROT_SLIDE 0x20 /* must not interfere with normal prot assignments */
2d21ac55 A	141
	142	#ifndef KERNEL
	143
	144	__BEGIN_DECLS
	145	int shared_region_check_np(uint64_t *startaddress);
	146	int shared_region_map_np(int fd,
	147	uint32_t mappingCount,
	148	const struct shared_file_mapping_np *mappings);
6d2010ae	149	int shared_region_slide_np(void);
2d21ac55 A	150	__END_DECLS
	151
	152	#endif /* !KERNEL */
	153
	154	#endif /* _MACH_SHARED_REGION_H_ */