haiku/headers/private/kernel/vm.h
Axel Dörfler 14771b1547 Added _kern_transfer_area() syscall.
Added team_id parameter to vm_create_aspace().


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11083 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-01-27 07:06:49 +00:00

97 lines
4.1 KiB
C
Executable File

/*
* Copyright 2002-2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
* Distributed under the terms of the MIT License.
*
* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
* Distributed under the terms of the NewOS License.
*/
#ifndef _KERNEL_VM_H
#define _KERNEL_VM_H
#include <kernel.h>
#include <vm_types.h>
#include <arch/vm_translation_map.h>
struct kernel_args;
#ifdef __cplusplus
extern "C" {
#endif
//void vm_dump_areas(vm_address_space *aspace);
status_t vm_init(kernel_args *args);
status_t vm_init_post_sem(struct kernel_args *args);
status_t vm_init_post_thread(struct kernel_args *args);
status_t vm_aspace_init(void);
status_t vm_aspace_init_post_sem(void);
void vm_free_kernel_args(kernel_args *args);
void vm_free_unused_boot_loader_range(addr_t start, addr_t end);
void vm_delete_aspace(vm_address_space *aspace);
status_t vm_create_aspace(const char *name, team_id id, addr_t base, addr_t size,
bool kernel, vm_address_space **_aspace);
status_t vm_delete_areas(struct vm_address_space *aspace);
vm_address_space *vm_get_kernel_aspace(void);
aspace_id vm_get_kernel_aspace_id(void);
vm_address_space *vm_get_current_user_aspace(void);
aspace_id vm_get_current_user_aspace_id(void);
vm_address_space *vm_get_aspace_by_id(aspace_id aid);
void vm_put_aspace(vm_address_space *aspace);
#define vm_aspace_swap(aspace) arch_vm_aspace_swap(aspace)
// private kernel only extension (should be moved somewhere else):
struct team;
area_id create_area_etc(struct team *team, const char *name, void **address, uint32 addressSpec,
uint32 size, uint32 lock, uint32 protection);
status_t delete_area_etc(struct team *team, area_id area);
status_t vm_unreserve_address_range(aspace_id aid, void *address, addr_t size);
status_t vm_reserve_address_range(aspace_id aid, void **_address, uint32 addressSpec, addr_t size);
area_id vm_create_anonymous_area(aspace_id aid, const char *name, void **address, uint32 addressSpec,
addr_t size, uint32 wiring, uint32 protection);
area_id vm_map_physical_memory(aspace_id aid, const char *name, void **address, uint32 addressSpec,
addr_t size, uint32 protection, addr_t phys_addr);
area_id vm_map_file(aspace_id aid, const char *name, void **address, uint32 addressSpec,
addr_t size, uint32 protection, uint32 mapping, const char *path, off_t offset);
area_id vm_create_null_area(aspace_id aid, const char *name, void **address, uint32 addressSpec, addr_t size);
area_id vm_copy_area(aspace_id addressSpaceID, const char *name, void **_address, uint32 addressSpec,
uint32 protection, area_id sourceID);
area_id vm_clone_area(aspace_id aid, const char *name, void **address, uint32 addressSpec,
uint32 protection, uint32 mapping, area_id sourceArea);
status_t vm_delete_area(aspace_id aid, area_id id);
status_t vm_create_vnode_cache(void *vnode, vm_cache_ref **_cacheRef);
status_t vm_get_page_mapping(aspace_id aid, addr_t vaddr, addr_t *paddr);
status_t vm_get_physical_page(addr_t paddr, addr_t *vaddr, int flags);
status_t vm_put_physical_page(addr_t vaddr);
area_id _user_create_area(const char *name, void **address, uint32 addressSpec,
size_t size, uint32 lock, uint32 protection);
status_t _user_delete_area(area_id area);
area_id _user_vm_map_file(const char *uname, void **uaddress, int addr_type,
addr_t size, int lock, int mapping, const char *upath, off_t offset);
area_id _user_area_for(void *address);
area_id _user_find_area(const char *name);
status_t _user_get_area_info(area_id area, area_info *info);
status_t _user_get_next_area_info(team_id team, int32 *cookie, area_info *info);
status_t _user_resize_area(area_id area, size_t newSize);
status_t _user_transfer_area(area_id area, void **_address, uint32 addressSpec, team_id target);
status_t _user_set_area_protection(area_id area, uint32 newProtection);
area_id _user_clone_area(const char *name, void **_address, uint32 addressSpec,
uint32 protection, area_id sourceArea);
// to protect code regions with interrupts turned on
void permit_page_faults(void);
void forbid_page_faults(void);
// XXX remove later
void vm_test(void);
#ifdef __cplusplus
}
#endif
#endif /* _KERNEL_VM_H */