113 lines
3.6 KiB
C
113 lines
3.6 KiB
C
/*
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* Copyright (c) 2007 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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/*
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* FILE_ID: vm_param.h
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*/
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/*
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* ARM machine dependent virtual memory parameters.
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*/
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#ifndef _MACH_ARM_VM_PARAM_H_
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#define _MACH_ARM_VM_PARAM_H_
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#if defined (__arm__) || defined (__arm64__)
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#if !defined (KERNEL) && !defined (__ASSEMBLER__)
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#include <mach/vm_page_size.h>
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#endif
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#define BYTE_SIZE 8 /* byte size in bits */
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#define PAGE_SHIFT vm_page_shift
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#define PAGE_SIZE vm_page_size
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#define PAGE_MASK vm_page_mask
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#define VM_PAGE_SIZE vm_page_size
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#define machine_ptob(x) ((x) << PAGE_SHIFT)
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#define PAGE_MAX_SHIFT 14
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#define PAGE_MAX_SIZE (1 << PAGE_MAX_SHIFT)
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#define PAGE_MAX_MASK (PAGE_MAX_SIZE-1)
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#define PAGE_MIN_SHIFT 12
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#define PAGE_MIN_SIZE (1 << PAGE_MIN_SHIFT)
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#define PAGE_MIN_MASK (PAGE_MIN_SIZE-1)
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#define VM_MAX_PAGE_ADDRESS MACH_VM_MAX_ADDRESS
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#ifndef __ASSEMBLER__
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#if defined (__arm__)
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#define VM_MIN_ADDRESS ((vm_address_t) 0x00000000)
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#define VM_MAX_ADDRESS ((vm_address_t) 0x80000000)
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/* system-wide values */
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#define MACH_VM_MIN_ADDRESS ((mach_vm_offset_t) 0)
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#define MACH_VM_MAX_ADDRESS ((mach_vm_offset_t) VM_MAX_ADDRESS)
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#elif defined (__arm64__)
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#define VM_MIN_ADDRESS ((vm_address_t) 0x0000000000000000ULL)
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#define VM_MAX_ADDRESS ((vm_address_t) 0x00000000F0000000ULL)
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/* system-wide values */
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#define MACH_VM_MIN_ADDRESS_RAW 0x0ULL
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#define MACH_VM_MAX_ADDRESS_RAW 0x00007FFFFE000000ULL
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#define MACH_VM_MIN_ADDRESS ((mach_vm_offset_t) MACH_VM_MIN_ADDRESS_RAW)
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#define MACH_VM_MAX_ADDRESS ((mach_vm_offset_t) MACH_VM_MAX_ADDRESS_RAW)
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#define MACH_VM_MIN_GPU_CARVEOUT_ADDRESS_RAW 0x0000001000000000ULL
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#define MACH_VM_MAX_GPU_CARVEOUT_ADDRESS_RAW 0x0000007000000000ULL
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#define MACH_VM_MIN_GPU_CARVEOUT_ADDRESS ((mach_vm_offset_t) MACH_VM_MIN_GPU_CARVEOUT_ADDRESS_RAW)
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#define MACH_VM_MAX_GPU_CARVEOUT_ADDRESS ((mach_vm_offset_t) MACH_VM_MAX_GPU_CARVEOUT_ADDRESS_RAW)
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#else /* defined(__arm64__) */
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#error architecture not supported
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#endif
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#define VM_MAP_MIN_ADDRESS VM_MIN_ADDRESS
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#define VM_MAP_MAX_ADDRESS VM_MAX_ADDRESS
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#endif /* !__ASSEMBLER__ */
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#define SWI_SYSCALL 0x80
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#endif /* defined (__arm__) || defined (__arm64__) */
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#endif /* _MACH_ARM_VM_PARAM_H_ */
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