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	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* $FreeBSD$			* $FreeBSD$
	*/			*/
	#ifndef _MACHINE_ATOMIC_H_			#ifndef _MACHINE_ATOMIC_H_
	#define _MACHINE_ATOMIC_H_			#define _MACHINE_ATOMIC_H_

	#ifndef _SYS_CDEFS_H_
	#error this file needs sys/cdefs.h as a prerequisite
	#endif

	/*			/*
	* To express interprocessor (as opposed to processor and device) memory			* To express interprocessor (as opposed to processor and device) memory
	* ordering constraints, use the atomic_*() functions with acquire and release			* ordering constraints, use the atomic_*() functions with acquire and release
	* semantics rather than the *mb() functions. An architecture's memory			* semantics rather than the *mb() functions. An architecture's memory
	* ordering (or memory consistency) model governs the order in which a			* ordering (or memory consistency) model governs the order in which a
	* program's accesses to different locations may be performed by an			* program's accesses to different locations may be performed by an
	* implementation of that architecture. In general, for memory regions			* implementation of that architecture. In general, for memory regions
	* defined as writeback cacheable, the memory ordering implemented by amd64			* defined as writeback cacheable, the memory ordering implemented by amd64
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sys/amd64/include/cpufunc.h

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	* Functions to provide access to special i386 instructions.			* Functions to provide access to special i386 instructions.
	* This in included in sys/systm.h, and that file should be			* This in included in sys/systm.h, and that file should be
	* used in preference to this.			* used in preference to this.
	*/			*/

	#ifndef _MACHINE_CPUFUNC_H_			#ifndef _MACHINE_CPUFUNC_H_
	#define _MACHINE_CPUFUNC_H_			#define _MACHINE_CPUFUNC_H_

	#ifndef _SYS_CDEFS_H_
	#error this file needs sys/cdefs.h as a prerequisite
	#endif

	struct region_descriptor;			struct region_descriptor;

	#define readb(va) ((volatile uint8_t ) (va))			#define readb(va) ((volatile uint8_t ) (va))
	#define readw(va) ((volatile uint16_t ) (va))			#define readw(va) ((volatile uint16_t ) (va))
	#define readl(va) ((volatile uint32_t ) (va))			#define readl(va) ((volatile uint32_t ) (va))
	#define readq(va) ((volatile uint64_t ) (va))			#define readq(va) ((volatile uint64_t ) (va))

	#define writeb(va, d) ((volatile uint8_t ) (va) = (d))			#define writeb(va, d) ((volatile uint8_t ) (va) = (d))
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	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef _MACHINE_PCPU_H_			#ifndef _MACHINE_PCPU_H_
	#define _MACHINE_PCPU_H_			#define _MACHINE_PCPU_H_

	#ifndef _SYS_CDEFS_H_
	#error "sys/cdefs.h is a prerequisite for this file"
	#endif

	#include <machine/segments.h>			#include <machine/segments.h>
	#include <machine/tss.h>			#include <machine/tss.h>

	#define PC_PTI_STACK_SZ 16			#define PC_PTI_STACK_SZ 16

	struct monitorbuf {			struct monitorbuf {
	int idle_state; /* Used by cpu_idle_mwait. */			int idle_state; /* Used by cpu_idle_mwait. */
	int stop_state; /* Used by cpustop_handler. */			int stop_state; /* Used by cpustop_handler. */
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	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef MACHINE_ARMREG_H			#ifndef MACHINE_ARMREG_H
	#define MACHINE_ARMREG_H			#define MACHINE_ARMREG_H

	#ifndef _SYS_CDEFS_H_
	#error Please include sys/cdefs.h before including machine/armreg.h
	#endif

	#define INSN_SIZE 4			#define INSN_SIZE 4
	#define INSN_COND_MASK 0xf0000000 /* Condition mask */			#define INSN_COND_MASK 0xf0000000 /* Condition mask */
	#define PSR_MODE 0x0000001f /* mode mask */			#define PSR_MODE 0x0000001f /* mode mask */
	#define PSR_USR32_MODE 0x00000010			#define PSR_USR32_MODE 0x00000010
	#define PSR_FIQ32_MODE 0x00000011			#define PSR_FIQ32_MODE 0x00000011
	#define PSR_IRQ32_MODE 0x00000012			#define PSR_IRQ32_MODE 0x00000012
	#define PSR_SVC32_MODE 0x00000013			#define PSR_SVC32_MODE 0x00000013
	#define PSR_MON32_MODE 0x00000016			#define PSR_MON32_MODE 0x00000016
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