xref: /illumos-gate/usr/src/uts/sun4v/sys/machparam.h (revision cb15d5d9)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
51ae08745Sheppo  * Common Development and Distribution License (the "License").
61ae08745Sheppo  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
2223d9e5acSMichael Corcoran  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
237c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate #ifndef _SYS_MACHPARAM_H
267c478bd9Sstevel@tonic-gate #define	_SYS_MACHPARAM_H
287c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
297c478bd9Sstevel@tonic-gate extern "C" {
307c478bd9Sstevel@tonic-gate #endif
327c478bd9Sstevel@tonic-gate #ifndef _ASM
337c478bd9Sstevel@tonic-gate #define	ADDRESS_C(c)    c ## ul
347c478bd9Sstevel@tonic-gate #else   /* _ASM */
357c478bd9Sstevel@tonic-gate #define	ADDRESS_C(c)    (c)
367c478bd9Sstevel@tonic-gate #endif	/* _ASM */
387c478bd9Sstevel@tonic-gate /*
397c478bd9Sstevel@tonic-gate  * Machine dependent parameters and limits - sun4v version.
407c478bd9Sstevel@tonic-gate  */
427c478bd9Sstevel@tonic-gate /*
437c478bd9Sstevel@tonic-gate  * Define the VAC symbol (etc.) if we could run on a machine
447c478bd9Sstevel@tonic-gate  * which has a Virtual Address Cache
457c478bd9Sstevel@tonic-gate  */
477c478bd9Sstevel@tonic-gate /*
487c478bd9Sstevel@tonic-gate  * The maximum possible number of UPA devices in a system.
497c478bd9Sstevel@tonic-gate  * MAX_UPA maybe defined in a platform's makefile.
507c478bd9Sstevel@tonic-gate  */
517c478bd9Sstevel@tonic-gate #ifndef MAX_UPA
527c478bd9Sstevel@tonic-gate #define	MAX_UPA			32
537c478bd9Sstevel@tonic-gate #endif
557c478bd9Sstevel@tonic-gate /*
567c478bd9Sstevel@tonic-gate  * Maximum cpuid value that we support.  NCPU can be defined in a platform's
577c478bd9Sstevel@tonic-gate  * makefile.
587c478bd9Sstevel@tonic-gate  */
597c478bd9Sstevel@tonic-gate #ifndef NCPU
604df55fdeSJanie Lu #define	NCPU	512
6123d9e5acSMichael Corcoran #define	NCPU_LOG2	9
6223d9e5acSMichael Corcoran #elif (!defined(NCPU_LOG2))
6323d9e5acSMichael Corcoran #error "Must define NCPU_LOG2 together with NCPU"
647c478bd9Sstevel@tonic-gate #endif
66*cb15d5d9SPeter Rival /* NCPU_P2 is NCPU rounded to a power of 2 */
67*cb15d5d9SPeter Rival #define	NCPU_P2	(1 << NCPU_LOG2)
68*cb15d5d9SPeter Rival 
697c478bd9Sstevel@tonic-gate /*
707c478bd9Sstevel@tonic-gate  * Maximum number of processors that we support.  With CMP processors, the
717c478bd9Sstevel@tonic-gate  * portid may not be equal to cpuid.  MAX_CPU_CHIPID can be defined in a
727c478bd9Sstevel@tonic-gate  * platform's makefile.
737c478bd9Sstevel@tonic-gate  */
747c478bd9Sstevel@tonic-gate #ifndef	MAX_CPU_CHIPID
757c478bd9Sstevel@tonic-gate #define	MAX_CPU_CHIPID	NCPU
767c478bd9Sstevel@tonic-gate #endif
787c478bd9Sstevel@tonic-gate /*
797c478bd9Sstevel@tonic-gate  * Define the FPU symbol if we could run on a machine with an external
807c478bd9Sstevel@tonic-gate  * FPU (i.e. not integrated with the normal machine state like the vax).
817c478bd9Sstevel@tonic-gate  *
827c478bd9Sstevel@tonic-gate  * The fpu is defined in the architecture manual, and the kernel hides
837c478bd9Sstevel@tonic-gate  * its absence if it is not present, that's pretty integrated, no?
847c478bd9Sstevel@tonic-gate  */
867c478bd9Sstevel@tonic-gate /*
877c478bd9Sstevel@tonic-gate  * MMU_PAGES* describes the physical page size used by the mapping hardware.
887c478bd9Sstevel@tonic-gate  * PAGES* describes the logical page size used by the system.
897c478bd9Sstevel@tonic-gate  */
907c478bd9Sstevel@tonic-gate #define	MMU_PAGE_SIZES		6	/* max sun4v mmu-supported page sizes */
917c478bd9Sstevel@tonic-gate #define	DEFAULT_MMU_PAGE_SIZES	4	/* default sun4v supported page sizes */
937c478bd9Sstevel@tonic-gate /*
947c478bd9Sstevel@tonic-gate  * XXX make sure the MMU_PAGESHIFT definition here is
957c478bd9Sstevel@tonic-gate  * consistent with the one in param.h
967c478bd9Sstevel@tonic-gate  */
977c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT		13
987c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE		(1<<MMU_PAGESHIFT)
997c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET		(MMU_PAGESIZE - 1)
1007c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK		(~MMU_PAGEOFFSET)
1027c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT64K	16
1037c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE64K		(1 << MMU_PAGESHIFT64K)
1047c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET64K	(MMU_PAGESIZE64K - 1)
1057c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK64K		(~MMU_PAGEOFFSET64K)
1077c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT512K	19
1087c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE512K	(1 << MMU_PAGESHIFT512K)
1097c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET512K	(MMU_PAGESIZE512K - 1)
1107c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK512K	(~MMU_PAGEOFFSET512K)
1127c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT4M		22
1137c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE4M		(1 << MMU_PAGESHIFT4M)
1147c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET4M	(MMU_PAGESIZE4M - 1)
1157c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK4M		(~MMU_PAGEOFFSET4M)
1177c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT32M	25
1187c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE32M		(1 << MMU_PAGESHIFT32M)
1197c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET32M	(MMU_PAGESIZE32M - 1)
1207c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK32M		(~MMU_PAGEOFFSET32M)
1227c478bd9Sstevel@tonic-gate #define	MMU_PAGESHIFT256M	28
1237c478bd9Sstevel@tonic-gate #define	MMU_PAGESIZE256M	(1 << MMU_PAGESHIFT256M)
1247c478bd9Sstevel@tonic-gate #define	MMU_PAGEOFFSET256M	(MMU_PAGESIZE256M - 1)
1257c478bd9Sstevel@tonic-gate #define	MMU_PAGEMASK256M	(~MMU_PAGEOFFSET256M)
1277c478bd9Sstevel@tonic-gate #define	PAGESHIFT	13
1287c478bd9Sstevel@tonic-gate #define	PAGESIZE	(1<<PAGESHIFT)
1297c478bd9Sstevel@tonic-gate #define	PAGEOFFSET	(PAGESIZE - 1)
1307c478bd9Sstevel@tonic-gate #define	PAGEMASK	(~PAGEOFFSET)
1327c478bd9Sstevel@tonic-gate /*
1337c478bd9Sstevel@tonic-gate  * DATA_ALIGN is used to define the alignment of the Unix data segment.
1347c478bd9Sstevel@tonic-gate  */
1357c478bd9Sstevel@tonic-gate #define	DATA_ALIGN	ADDRESS_C(0x2000)
1377c478bd9Sstevel@tonic-gate /*
1387c478bd9Sstevel@tonic-gate  * DEFAULT KERNEL THREAD stack size.
1397c478bd9Sstevel@tonic-gate  */
1417c478bd9Sstevel@tonic-gate #define	DEFAULTSTKSZ	(3*PAGESIZE)
1437c478bd9Sstevel@tonic-gate /*
1447c478bd9Sstevel@tonic-gate  * DEFAULT initial thread stack size.
1457c478bd9Sstevel@tonic-gate  */
1467c478bd9Sstevel@tonic-gate #define	T0STKSZ		(2 * DEFAULTSTKSZ)
1487c478bd9Sstevel@tonic-gate /*
1497c478bd9Sstevel@tonic-gate  * KERNELBASE is the virtual address which
1507c478bd9Sstevel@tonic-gate  * the kernel text/data mapping starts in all contexts.
1517c478bd9Sstevel@tonic-gate  */
1527c478bd9Sstevel@tonic-gate #define	KERNELBASE	ADDRESS_C(0x01000000)
154ae115bc7Smrj /*
155ae115bc7Smrj  * Virtual address range available to the debugger
156ae115bc7Smrj  */
157ae115bc7Smrj #define	SEGDEBUGBASE	ADDRESS_C(0xedd00000)
158ae115bc7Smrj #define	SEGDEBUGSIZE	(ADDRESS_C(0xf0000000) - SEGDEBUGBASE)
1607c478bd9Sstevel@tonic-gate /*
1617c478bd9Sstevel@tonic-gate  * Define the userlimits
1627c478bd9Sstevel@tonic-gate  */
1647c478bd9Sstevel@tonic-gate #define	USERLIMIT	ADDRESS_C(0xFFFFFFFF80000000)
1657c478bd9Sstevel@tonic-gate #define	USERLIMIT32	ADDRESS_C(0xFFC00000)
1677c478bd9Sstevel@tonic-gate /*
1687c478bd9Sstevel@tonic-gate  * Define SEGKPBASE, start of the segkp segment.
1697c478bd9Sstevel@tonic-gate  */
1717c478bd9Sstevel@tonic-gate #define	SEGKPBASE	ADDRESS_C(0x2a100000000)
1737c478bd9Sstevel@tonic-gate /*
1747c478bd9Sstevel@tonic-gate  * Define SEGMAPBASE, start of the segmap segment.
1757c478bd9Sstevel@tonic-gate  */
1777c478bd9Sstevel@tonic-gate #define	SEGMAPBASE	ADDRESS_C(0x2a750000000)
1797c478bd9Sstevel@tonic-gate /*
1807c478bd9Sstevel@tonic-gate  * SYSBASE is the virtual address which the kernel allocated memory
1817c478bd9Sstevel@tonic-gate  * mapping starts in all contexts.  SYSLIMIT is the end of the Sysbase segment.
1827c478bd9Sstevel@tonic-gate  */
1847c478bd9Sstevel@tonic-gate #define	SYSBASE		ADDRESS_C(0x30000000000)
1857c478bd9Sstevel@tonic-gate #define	SYSLIMIT	ADDRESS_C(0x70000000000)
1867c478bd9Sstevel@tonic-gate #define	SYSBASE32	ADDRESS_C(0x70000000)
1877c478bd9Sstevel@tonic-gate #define	SYSLIMIT32	ADDRESS_C(0x80000000)
189986fd29aSsetje /*
190986fd29aSsetje  * BOOTTMPBASE is the base of a space that can be reclaimed
191986fd29aSsetje  * after the kernel takes over the machine.  It contains the
192986fd29aSsetje  * boot archive and memory allocated by krtld before kmem_alloc
193986fd29aSsetje  * is brought online.
194986fd29aSsetje  */
195986fd29aSsetje #define	BOOTTMPBASE	ADDRESS_C(0x4C000000)
1977c478bd9Sstevel@tonic-gate /*
1987c478bd9Sstevel@tonic-gate  * MEMSCRUBBASE is the base virtual address for the memory scrubber
1997c478bd9Sstevel@tonic-gate  * to read large pages.  It MUST be 4MB page aligned.
2007c478bd9Sstevel@tonic-gate  */
2027c478bd9Sstevel@tonic-gate #define	MEMSCRUBBASE	0x2a000000000
2047c478bd9Sstevel@tonic-gate /*
2057c478bd9Sstevel@tonic-gate  * Define the kernel address space range allocated to Open Firmware
2067c478bd9Sstevel@tonic-gate  */
2077c478bd9Sstevel@tonic-gate #define	OFW_START_ADDR	0xf0000000
2087c478bd9Sstevel@tonic-gate #define	OFW_END_ADDR	0xffffffff
2107c478bd9Sstevel@tonic-gate /*
2117c478bd9Sstevel@tonic-gate  * ARGSBASE is the base virtual address of the range which
2127c478bd9Sstevel@tonic-gate  * the kernel uses to map the arguments for exec.
2137c478bd9Sstevel@tonic-gate  */
2147c478bd9Sstevel@tonic-gate #define	ARGSBASE	(MEMSCRUBBASE - NCARGS)
2167c478bd9Sstevel@tonic-gate /*
2177c478bd9Sstevel@tonic-gate  * PPMAPBASE is the base virtual address of the range which
2187c478bd9Sstevel@tonic-gate  * the kernel uses to quickly map pages for operations such
2197c478bd9Sstevel@tonic-gate  * as ppcopy, pagecopy, pagezero, and pagesum.
2207c478bd9Sstevel@tonic-gate  */
2217c478bd9Sstevel@tonic-gate #define	PPMAPSIZE	(512 * 1024)
2227c478bd9Sstevel@tonic-gate #define	PPMAPBASE	(ARGSBASE - PPMAPSIZE)
2247c478bd9Sstevel@tonic-gate #define	MAXPP_SLOTS	ADDRESS_C(16)
2257c478bd9Sstevel@tonic-gate #define	PPMAP_FAST_SIZE	(MAXPP_SLOTS * PAGESIZE * NCPU)
2267c478bd9Sstevel@tonic-gate #define	PPMAP_FAST_BASE	(PPMAPBASE - PPMAP_FAST_SIZE)
2287c478bd9Sstevel@tonic-gate /*
2297c478bd9Sstevel@tonic-gate  * PIOMAPBASE is the base virtual address at which programmable I/O registers
2307c478bd9Sstevel@tonic-gate  * are mapped.  This allows such memory -- which may induce side effects when
2317c478bd9Sstevel@tonic-gate  * read -- to be cordoned off from the system at-large.
2327c478bd9Sstevel@tonic-gate  */
2337c478bd9Sstevel@tonic-gate #define	PIOMAPSIZE	(1024 * 1024 * 1024 * (uintptr_t)5)
2347c478bd9Sstevel@tonic-gate #define	PIOMAPBASE	(PPMAP_FAST_BASE - PIOMAPSIZE)
2367c478bd9Sstevel@tonic-gate /*
2377c478bd9Sstevel@tonic-gate  * Allocate space for kernel modules on nucleus pages
2387c478bd9Sstevel@tonic-gate  */
239986fd29aSsetje #define	MODDATA	1024 * 512
2417c478bd9Sstevel@tonic-gate /*
2427c478bd9Sstevel@tonic-gate  * The heap has a region allocated from it specifically for module text that
2437c478bd9Sstevel@tonic-gate  * cannot fit on the nucleus page.  This region -- which starts at address
2447c478bd9Sstevel@tonic-gate  * HEAPTEXT_BASE and runs for HEAPTEXT_SIZE bytes -- has virtual holes
2457c478bd9Sstevel@tonic-gate  * punched in it: for every HEAPTEXT_MAPPED bytes of available virtual, there
2467c478bd9Sstevel@tonic-gate  * is a virtual hole of size HEAPTEXT_UNMAPPED bytes sitting beneath it.  This
2477c478bd9Sstevel@tonic-gate  * assures that any text address is within HEAPTEXT_MAPPED of an unmapped
2487c478bd9Sstevel@tonic-gate  * region.  The unmapped regions themselves are managed with the routines
2497c478bd9Sstevel@tonic-gate  * kobj_texthole_alloc() and kobj_texthole_free().
2507c478bd9Sstevel@tonic-gate  */
2517c478bd9Sstevel@tonic-gate #define	HEAPTEXT_SIZE		(128 * 1024 * 1024)	/* bytes */
2527c478bd9Sstevel@tonic-gate #define	HEAPTEXT_OVERSIZE	(64 * 1024 * 1024)	/* bytes */
2537c478bd9Sstevel@tonic-gate #define	HEAPTEXT_BASE		(SYSLIMIT32 - HEAPTEXT_SIZE)
2547c478bd9Sstevel@tonic-gate #define	HEAPTEXT_MAPPED		(2 * 1024 * 1024)
2557c478bd9Sstevel@tonic-gate #define	HEAPTEXT_UNMAPPED	(2 * 1024 * 1024)
2577c478bd9Sstevel@tonic-gate #define	HEAPTEXT_NARENAS	\
2587c478bd9Sstevel@tonic-gate 	(HEAPTEXT_SIZE / (HEAPTEXT_MAPPED + HEAPTEXT_UNMAPPED) + 2)
260bb57d1f5Sjc /*
261bb57d1f5Sjc  * Establish the space for the MPO support to store its data
262bb57d1f5Sjc  * structures at startup
263bb57d1f5Sjc  */
265bb57d1f5Sjc #define	MPOBUF_SIZE	(2 * 1024 * 1024)
2687c478bd9Sstevel@tonic-gate /*
2697c478bd9Sstevel@tonic-gate  * Preallocate an area for setting up the user stack during
2707c478bd9Sstevel@tonic-gate  * the exec(). This way we have a faster allocator and also
2717c478bd9Sstevel@tonic-gate  * make sure the stack is always VAC aligned correctly. see
2727c478bd9Sstevel@tonic-gate  * get_arg_base() in startup.c.
2737c478bd9Sstevel@tonic-gate  */
2747c478bd9Sstevel@tonic-gate #define	ARG_SLOT_SIZE	(0x8000)
2757c478bd9Sstevel@tonic-gate #define	ARG_SLOT_SHIFT	(15)
2767c478bd9Sstevel@tonic-gate #define	N_ARG_SLOT	(0x80)
2787c478bd9Sstevel@tonic-gate #define	NARG_BASE	(PIOMAPBASE - (ARG_SLOT_SIZE * N_ARG_SLOT))
2807c478bd9Sstevel@tonic-gate /*
2817c478bd9Sstevel@tonic-gate  * ktextseg+kvalloc should not use space beyond KERNEL_LIMIT32.
2827c478bd9Sstevel@tonic-gate  */
2847c478bd9Sstevel@tonic-gate /*
2857c478bd9Sstevel@tonic-gate  * For 64-bit kernels, rename KERNEL_LIMIT to KERNEL_LIMIT32 to more accurately
2867c478bd9Sstevel@tonic-gate  * reflect the fact that it's actually the limit for 32-bit kernel virtual
2877c478bd9Sstevel@tonic-gate  * addresses.
2887c478bd9Sstevel@tonic-gate  */
289986fd29aSsetje #define	KERNEL_LIMIT32	BOOTTMPBASE
2917c478bd9Sstevel@tonic-gate /*
2927c478bd9Sstevel@tonic-gate  * Defines used for the ptl1_panic parameter, which is passed to the
2937c478bd9Sstevel@tonic-gate  * ptl1_panic assembly routine in %g1.  These #defines have string
2947c478bd9Sstevel@tonic-gate  * names defined in sun4u/os/mach_cpu_states.c which should be kept up to
2957c478bd9Sstevel@tonic-gate  * date if new #defines are added.
2967c478bd9Sstevel@tonic-gate  */
2971ae08745Sheppo #define	PTL1_BAD_DEBUG				0
2981ae08745Sheppo #define	PTL1_BAD_WTRAP				1
2991ae08745Sheppo #define	PTL1_BAD_KMISS				2
3001ae08745Sheppo #define	PTL1_BAD_KPROT_FAULT			3
3011ae08745Sheppo #define	PTL1_BAD_ISM				4
3021ae08745Sheppo #define	PTL1_BAD_MMUTRAP			5
3031ae08745Sheppo #define	PTL1_BAD_TRAP				6
3041ae08745Sheppo #define	PTL1_BAD_FPTRAP				7
305b0fc0e77Sgovinda #define	PTL1_BAD_INTR_VEC			8
3061ae08745Sheppo #define	PTL1_BAD_TRACE_PTR			9
3071ae08745Sheppo #define	PTL1_BAD_STACK				10
3081ae08745Sheppo #define	PTL1_BAD_DTRACE_FLAGS			11
3091ae08745Sheppo #define	PTL1_BAD_CTX_STEAL			12
3101ae08745Sheppo #define	PTL1_BAD_ECC				13
3111ae08745Sheppo #define	PTL1_BAD_HCALL				14
3121ae08745Sheppo #define	PTL1_BAD_GL				15
3131ae08745Sheppo #define	PTL1_BAD_WATCHDOG			16
3141ae08745Sheppo #define	PTL1_BAD_RED				17
3151ae08745Sheppo #define	PTL1_BAD_HCALL_UNMAP_PERM_EINVAL	18
3161ae08745Sheppo #define	PTL1_BAD_HCALL_UNMAP_PERM_ENOMAP	19
3171e2e7a75Shuah #define	PTL1_BAD_RAISE_TSBEXCP			20
31805d3dc4bSpaulsan #define	PTL1_NO_SCDTSB8K			21
320ad559ebfSwh /*
321ad559ebfSwh  * Defines the max trap level allowed
322ad559ebfSwh  */
323ad559ebfSwh #define	MAXPTL			2
3257c478bd9Sstevel@tonic-gate /*
3267c478bd9Sstevel@tonic-gate  * Defines used for ptl1 related data structs.
3277c478bd9Sstevel@tonic-gate  */
328ad559ebfSwh #define	PTL1_MAXTL		MAXPTL
32949a230e1Ssvemuri #define	PTL1_MAXGL		2
3307c478bd9Sstevel@tonic-gate #define	PTL1_DEBUG_TRAP		0x7C
3317c478bd9Sstevel@tonic-gate #define	PTL1_SSIZE		1024	/* minimum stack size */
3327c478bd9Sstevel@tonic-gate #define	CPU_ALLOC_SIZE		MMU_PAGESIZE
3347c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
3357c478bd9Sstevel@tonic-gate }
3367c478bd9Sstevel@tonic-gate #endif
3387c478bd9Sstevel@tonic-gate #endif	/* _SYS_MACHPARAM_H */