xnu-2782.20.48.tar.gz

[apple/xnu.git] / osfmk / mach / mach_host.defs

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/*
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/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989 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/mach_host.defs
 *
 * Abstract:
 *	Mach host operations support.  Includes processor allocation and
 *	control.  
 */

subsystem
#if	KERNEL_SERVER
	  KernelServer
#endif	/* KERNEL_SERVER */
		       mach_host 200;

/*
 *	Basic types
 */

#include <mach/std_types.defs>
#include <mach/mach_types.defs>
#include <mach/clock_types.defs>
#include <mach_debug/mach_debug_types.defs>

/*
 * References to host objects are returned by:
 *	mach_host_self() - trap
 */

/*
 *	Return information about this host.
 */
routine host_info(
		host		: host_t;
		flavor		: host_flavor_t;
	out	host_info_out	: host_info_t, CountInOut);

/*
 *	Get string describing current kernel version.
 */
routine	host_kernel_version(
		host		: host_t;
	out	kernel_version	: kernel_version_t);

/*
 *      Get host page size
 *	(compatibility for running old libraries on new kernels -
 *	host_page_size() is now a library routine based on constants)
 */
#if KERNEL
routine host_page_size(
#else
routine _host_page_size(
#endif
		host		: host_t;
	out	out_page_size	: vm_size_t);

/*
 *	Allow pagers to create named entries that point to un-mapped
 *	abstract memory object.  The named entries are generally mappable
 *	and can be subsetted through the mach_make_memory_entry call
 */
routine mach_memory_object_memory_entry(
		host		:host_t;
		internal	:boolean_t;
		size		:vm_size_t;
		permission	:vm_prot_t;
		pager		:memory_object_t;
	out	entry_handle	:mach_port_move_send_t);


/*
 *      Get processor info for all the processors on this host.
 *	The returned data is an OOL array of processor info.
 */
routine host_processor_info(
		host			: host_t;
                flavor          	: processor_flavor_t;
	out	out_processor_count 	: natural_t;
        out     out_processor_info  	: processor_info_array_t);

/*
 * 	Return host IO master access port
 */
routine host_get_io_master(
                host            : host_t;
        out     io_master       : io_master_t);

/*
 *	Get service port for a processor set.
 *	Available to all.
 */
routine host_get_clock_service(
		host		: host_t;
		clock_id	: clock_id_t;
	out	clock_serv	: clock_serv_t);

/*
 * kernel module interface (obsolete as of SnowLeopard)
 * see mach/kmod.h
 */
/* kmod_ MIG calls now return KERN_NOT_SUPPORTED on PPC/i386/x86_64. */
routine	kmod_get_info(
		host		: host_t;
	out	modules		: kmod_args_t);

/*
 *	Returns information about the memory allocation zones.
 *      Supported in all kernels..
 *
 *	DEPRECATED!  Use mach_zone_info() instead.
 */
routine host_zone_info(
		host		: host_priv_t;
	out	names		: zone_name_array_t,
					Dealloc;
	out	info		: zone_info_array_t,
					Dealloc);

/*
 *	Returns information about the global VP table.
 *      Only supported in MACH_VM_DEBUG kernels,
 *      otherwise returns KERN_FAILURE.
 */
routine host_virtual_physical_table_info(
		host		: host_t;
	out	info		: hash_info_bucket_array_t,
					Dealloc);


skip; /* was host_ipc_hash_info */
skip; /* was enable_bluebox */
skip; /* was disable_bluebox */

/*
 * JMM - Keep processor_set related items at the end for easy
 * removal.
 */
/*
 *	Get default processor set for host.
 */
routine processor_set_default(
		host		: host_t;
	out	default_set	: processor_set_name_t);

/*
 *	Create new processor set.  Returns real port for manipulations,
 *	and name port for obtaining information.
 */
routine processor_set_create(
		host		: host_t;
	out	new_set		: processor_set_t;
	out	new_name	: processor_set_name_t);

/*
 * 	Temporary interfaces for conversion to 64 bit data path 
 */

routine mach_memory_object_memory_entry_64(
		host		:host_t;
		internal	:boolean_t;
		size		:memory_object_size_t;
		permission	:vm_prot_t;
		pager		:memory_object_t;
	out	entry_handle	:mach_port_move_send_t);

/*
 *	Return statistics from this host.
 */
routine host_statistics(
		host_priv	: host_t;
		flavor		: host_flavor_t;
	out	host_info_out	: host_info_t, CountInOut);

routine host_request_notification(
		host		: host_t;
		notify_type	: host_flavor_t;
		notify_port	: mach_port_make_send_once_t);

routine host_lockgroup_info(
		host		: host_t;
	out	lockgroup_info	: lockgroup_info_array_t,
					Dealloc);

/*
 *	Return 64-bit statistics from this host.
 */
routine host_statistics64(
		host_priv	: host_t;
		flavor		: host_flavor_t;
	out	host_info64_out	: host_info64_t, CountInOut);

/*
 *	Returns information about the memory allocation zones.
 *      Data returned is compatible with various caller and kernel
 *	address space sizes (unlike host_zone_info()).
 */
routine mach_zone_info(
		host		: host_priv_t;
	out	names		: mach_zone_name_array_t,
					Dealloc;
	out	info		: mach_zone_info_array_t,
					Dealloc);

#ifdef PRIVATE
/*
 *	Forces a zone allocator garbage collections pass.
 *	Pages with no in-use allocations are returned to
 *	the VM system for re-use.
 */    
routine mach_zone_force_gc(
		host		: host_t);
#else
skip;
#endif

/*
 *	Create a new voucher by running a series of commands against
 *	<key, previous-voucher> pairs of resource attributes.
 */
routine host_create_mach_voucher(
		host		: host_t;
		recipes		: mach_voucher_attr_raw_recipe_array_t;
	out	voucher		: ipc_voucher_t);

/*
 *	Register a resource manager with the kernel.  A new key is selected.
 */
routine host_register_mach_voucher_attr_manager(
		host		: host_t;
		attr_manager	: mach_voucher_attr_manager_t;
		default_value	: mach_voucher_attr_value_handle_t;
	out	new_key		: mach_voucher_attr_key_t;
	out	new_attr_control: ipc_voucher_attr_control_t);

/*
 *	Register a resource manager (with a well-known key value) with the kernel.
 */
routine host_register_well_known_mach_voucher_attr_manager(
		host		: host_t;
		attr_manager	: mach_voucher_attr_manager_t;
		default_value	: mach_voucher_attr_value_handle_t;
		key		: mach_voucher_attr_key_t;
	out	new_attr_control: ipc_voucher_attr_control_t);

/* vim: set ft=c : */