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/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988,1987 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/memory_object_default.defs
*
* Abstract:
* Mach external memory management interface declaration; subset
* that is applicable to managers of kernel-created memory objects.
*/
subsystem
#if KERNEL_USER
KernelUser
#endif /* KERNEL_USER */
memory_object_default 2250;
#include <mach/std_types.defs>
#include <mach/mach_types.defs>
#ifdef MEMORY_OBJECT_IMPORTS
MEMORY_OBJECT_IMPORTS
#endif
#if SEQNOS
serverprefix seqnos_;
serverdemux seqnos_memory_object_default_server;
#endif /* SEQNOS */
/*
* Pass on responsibility for the new kernel-created memory
* object. The port on which this request is that port
* (possibly a memory object itself) registered as the "default
* pager". Other arguments are as described for memory_object_init.
* [No reply required.]
*/
simpleroutine memory_object_create(
old_memory_object : memory_object_t =
MACH_MSG_TYPE_MOVE_SEND
ctype: mach_port_t;
#if SEQNOS
msgseqno seqno : mach_port_seqno_t;
#endif /* SEQNOS */
new_memory_object : memory_object_t =
MACH_MSG_TYPE_MOVE_RECEIVE
ctype: mach_port_t
#if KERNEL_USER
/* for compatibility with Mach 2.5 kernels */
, dealloc
#endif /* KERNEL_USER */
;
new_object_size : vm_size_t;
new_control_port : memory_object_control_t =
MACH_MSG_TYPE_MAKE_SEND
ctype: mach_port_t;
new_name : memory_object_name_t =
MACH_MSG_TYPE_MAKE_SEND
ctype: mach_port_t;
new_page_size : vm_size_t);
/*
* Provide initial data contents for this region of
* the memory object. If data has already been written
* to the object, this value must be discarded; otherwise,
* this call acts identically to memory_object_data_write.
*/
simpleroutine memory_object_data_initialize(
memory_object : memory_object_t;
#if SEQNOS
msgseqno seqno : mach_port_seqno_t;
#endif /* SEQNOS */
memory_control_port : memory_object_control_t =
MACH_MSG_TYPE_MAKE_SEND
ctype: mach_port_t;
offset : vm_offset_t;
data : pointer_t);
#if 0
/*
* Indicate that the specified range of data in this memory object
* will not be requested again until it is reinitialized with
* memory_object_data_write or memory_object_data_initialize.
*/
simpleroutine memory_object_data_terminate(
memory_object : memory_object_t;
#if SEQNOS
msgseqno seqno : mach_port_seqno_t;
#endif /* SEQNOS */
memory_control_port : memory_object_control_t =
MACH_MSG_TYPE_MAKE_SEND
ctype: mach_port_t;
offset : vm_offset_t;
size : vm_size_t);
#else /* 0 */
skip; /* memory_object_data_terminate */
#endif /* 0 */
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