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/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* File: mach_debug/vm_info.h
* Author: Rich Draves
* Date: March, 1990
*
* Definitions for the VM debugging interface.
*/
#ifndef _MACH_DEBUG_VM_INFO_H_
#define _MACH_DEBUG_VM_INFO_H_
#include <mach/boolean.h>
#include <mach/machine/vm_types.h>
#include <mach/vm_inherit.h>
#include <mach/vm_prot.h>
#include <mach/memory_object.h>
/*
* Remember to update the mig type definitions
* in mach_debug_types.defs when adding/removing fields.
*/
typedef struct vm_region_info {
vm_offset_t vri_start; /* start of region */
vm_offset_t vri_end; /* end of region */
/*vm_prot_t*/natural_t vri_protection; /* protection code */
/*vm_prot_t*/natural_t vri_max_protection; /* maximum protection */
/*vm_inherit_t*/natural_t vri_inheritance; /* inheritance */
natural_t vri_wired_count; /* number of times wired */
natural_t vri_user_wired_count; /* number of times user has wired */
vm_offset_t vri_object; /* the mapped object */
vm_offset_t vri_offset; /* offset into object */
/*boolean_t*/integer_t vri_needs_copy; /* does object need to be copied? */
natural_t vri_sharing; /* share map references */
} vm_region_info_t;
typedef vm_region_info_t *vm_region_info_array_t;
typedef natural_t vm_object_info_state_t;
#define VOI_STATE_PAGER_CREATED 0x00000001
#define VOI_STATE_PAGER_INITIALIZED 0x00000002
#define VOI_STATE_PAGER_READY 0x00000004
#define VOI_STATE_CAN_PERSIST 0x00000008
#define VOI_STATE_INTERNAL 0x00000010
#define VOI_STATE_TEMPORARY 0x00000020
#define VOI_STATE_ALIVE 0x00000040
#define VOI_STATE_LOCK_IN_PROGRESS 0x00000080
#define VOI_STATE_LOCK_RESTART 0x00000100
typedef struct vm_object_info {
vm_offset_t voi_object; /* this object */
vm_size_t voi_pagesize; /* object's page size */
vm_size_t voi_size; /* object size (valid if internal) */
natural_t voi_ref_count; /* number of references */
natural_t voi_resident_page_count; /* number of resident pages */
natural_t voi_absent_count; /* number requested but not filled */
vm_offset_t voi_copy; /* copy object */
vm_offset_t voi_shadow; /* shadow object */
vm_offset_t voi_shadow_offset; /* offset into shadow object */
vm_offset_t voi_paging_offset; /* offset into memory object */
/*memory_object_copy_strategy_t*/integer_t voi_copy_strategy;
/* how to handle data copy */
vm_offset_t voi_last_alloc; /* offset of last allocation */
natural_t voi_paging_in_progress; /* paging references */
vm_object_info_state_t voi_state; /* random state bits */
} vm_object_info_t;
typedef vm_object_info_t *vm_object_info_array_t;
typedef natural_t vm_page_info_state_t;
#define VPI_STATE_BUSY 0x00000001
#define VPI_STATE_WANTED 0x00000002
#define VPI_STATE_TABLED 0x00000004
#define VPI_STATE_FICTITIOUS 0x00000008
#define VPI_STATE_PRIVATE 0x00000010
#define VPI_STATE_ABSENT 0x00000020
#define VPI_STATE_ERROR 0x00000040
#define VPI_STATE_DIRTY 0x00000080
#define VPI_STATE_PRECIOUS 0x00000100
#define VPI_STATE_OVERWRITING 0x00000200
#define VPI_STATE_INACTIVE 0x00000400
#define VPI_STATE_ACTIVE 0x00000800
#define VPI_STATE_LAUNDRY 0x00001000
#define VPI_STATE_FREE 0x00002000
#define VPI_STATE_REFERENCE 0x00004000
#define VPI_STATE_PAGER 0x80000000 /* pager has the page */
typedef struct vm_page_info {
vm_offset_t vpi_offset; /* offset in object */
vm_offset_t vpi_phys_addr; /* physical address */
natural_t vpi_wire_count; /* number of times wired */
/*vm_prot_t*/natural_t vpi_page_lock; /* XP access restrictions */
/*vm_prot_t*/natural_t vpi_unlock_request; /* outstanding unlock requests */
vm_page_info_state_t vpi_state; /* random state bits */
} vm_page_info_t;
typedef vm_page_info_t *vm_page_info_array_t;
#endif /* _MACH_DEBUG_VM_INFO_H_ */
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