74b043d98d
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@11896 a95241bf-73f2-0310-859d-f6bbb57e9c96
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
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* Copyright 2002-2004, Axel Dörfler, axeld@pinc-software.de.
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* Distributed under the terms of the MIT License.
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*
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* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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* Distributed under the terms of the NewOS License.
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*/
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#ifndef _KERNEL_VM_PAGE_H
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#define _KERNEL_VM_PAGE_H
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#include <vm.h>
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struct kernel_args;
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#ifdef __cplusplus
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extern "C" {
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#endif
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status_t vm_page_init(struct kernel_args *args);
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status_t vm_page_init_post_area(struct kernel_args *args);
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status_t vm_page_init_post_thread(struct kernel_args *args);
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status_t vm_mark_page_inuse(addr_t page);
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status_t vm_mark_page_range_inuse(addr_t startPage, addr_t length);
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status_t vm_page_set_state(vm_page *page, int state);
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// get some data about the number of pages in the system
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addr_t vm_page_num_pages(void);
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addr_t vm_page_num_free_pages(void);
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status_t vm_page_write_modified(vm_cache *cache);
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vm_page *vm_page_allocate_page(int state);
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status_t vm_page_allocate_pages(int pageState, vm_page **pages, uint32 numPages);
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vm_page *vm_page_allocate_page_run(int state, addr_t length);
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vm_page *vm_page_allocate_specific_page(addr_t page_num, int state);
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vm_page *vm_lookup_page(addr_t page_num);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_VM_PAGE_H */
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