b1018b0dca
Fixed some return types. git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9246 a95241bf-73f2-0310-859d-f6bbb57e9c96
95 lines
3.7 KiB
C
Executable File
95 lines
3.7 KiB
C
Executable File
/*
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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_H
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#define _KERNEL_VM_H
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#include <kernel.h>
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#include <defines.h>
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#include <vfs.h>
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#include <vm_types.h>
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#include <arch/vm_translation_map.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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//void vm_dump_areas(vm_address_space *aspace);
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status_t vm_init(kernel_args *ka);
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status_t vm_init_postsem(struct kernel_args *ka);
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status_t vm_init_postthread(struct kernel_args *ka);
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aspace_id vm_create_aspace(const char *name, addr base, addr size, bool kernel);
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status_t vm_delete_aspace(aspace_id);
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status_t vm_delete_areas(struct vm_address_space *aspace);
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vm_address_space *vm_get_kernel_aspace(void);
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aspace_id vm_get_kernel_aspace_id(void);
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vm_address_space *vm_get_current_user_aspace(void);
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aspace_id vm_get_current_user_aspace_id(void);
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vm_address_space *vm_get_aspace_by_id(aspace_id aid);
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void vm_put_aspace(vm_address_space *aspace);
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vm_region *vm_get_region_by_id(region_id rid);
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void vm_put_region(vm_region *region);
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#define vm_aspace_swap(aspace) arch_vm_aspace_swap(aspace)
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// private kernel only extension (should be moved somewhere else):
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struct team;
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area_id create_area_etc(struct team *team, const char *name, void **address, uint32 addressSpec,
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uint32 size, uint32 lock, uint32 protection);
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status_t delete_area_etc(struct team *team, area_id area);
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status_t vm_unreserve_address_range(aspace_id aid, void *address, addr_t size);
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status_t vm_reserve_address_range(aspace_id aid, void **_address, uint32 addressSpec, addr_t size);
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region_id vm_create_anonymous_region(aspace_id aid, const char *name, void **address, int addr_type,
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addr size, int wiring, int lock);
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region_id vm_map_physical_memory(aspace_id aid, const char *name, void **address, int addr_type,
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addr size, int lock, addr phys_addr);
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region_id vm_map_file(aspace_id aid, char *name, void **address, int addr_type,
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addr size, int lock, int mapping, const char *path, off_t offset);
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region_id vm_create_null_region(aspace_id aid, char *name, void **address, int addr_type, addr size);
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region_id vm_clone_region(aspace_id aid, char *name, void **address, int addr_type,
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region_id source_region, int mapping, int lock);
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int vm_delete_region(aspace_id aid, region_id id);
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region_id vm_find_region_by_name(aspace_id aid, const char *name);
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status_t vm_create_vnode_cache(void *vnode, void **_cache);
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int vm_get_page_mapping(aspace_id aid, addr vaddr, addr *paddr);
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int vm_get_physical_page(addr paddr, addr *vaddr, int flags);
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int vm_put_physical_page(addr vaddr);
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area_id _user_create_area(const char *name, void **address, uint32 addressSpec,
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size_t size, uint32 lock, uint32 protection);
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status_t _user_delete_area(area_id area);
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region_id _user_vm_map_file(const char *uname, void **uaddress, int addr_type,
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addr size, int lock, int mapping, const char *upath, off_t offset);
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area_id _user_area_for(void *address);
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area_id _user_find_area(const char *name);
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status_t _user_get_area_info(area_id area, area_info *info);
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status_t _user_get_next_area_info(team_id team, int32 *cookie, area_info *info);
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status_t _user_resize_area(area_id area, size_t newSize);
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status_t _user_set_area_protection(area_id area, uint32 newProtection);
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area_id _user_clone_area(const char *name, void **_address, uint32 addressSpec,
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uint32 protection, area_id sourceArea);
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region_id find_region_by_name(const char *);
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region_id find_region_by_address (addr);
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int vm_resize_region (aspace_id, region_id, size_t);
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// to protect code regions with interrupts turned on
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void permit_page_faults(void);
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void forbid_page_faults(void);
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// XXX remove later
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void vm_test(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_VM_H */
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