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 541791439Sandrei * Common Development and Distribution License (the "License"). 641791439Sandrei * 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 /* 22ae115bc7Smrj * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 277c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #ifndef _SYS_MACHPARAM_H 317c478bd9Sstevel@tonic-gate #define _SYS_MACHPARAM_H 327c478bd9Sstevel@tonic-gate 337c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 347c478bd9Sstevel@tonic-gate 3541791439Sandrei #if !defined(_ASM) 367c478bd9Sstevel@tonic-gate #include <sys/types.h> 37843e1988Sjohnlev 38843e1988Sjohnlev #if defined(__xpv) 39843e1988Sjohnlev #include <sys/xpv_impl.h> 40843e1988Sjohnlev #endif 41843e1988Sjohnlev 4241791439Sandrei #endif 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate #ifdef __cplusplus 457c478bd9Sstevel@tonic-gate extern "C" { 467c478bd9Sstevel@tonic-gate #endif 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate #ifndef _ASM 497c478bd9Sstevel@tonic-gate #define ADDRESS_C(c) c ## ul 507c478bd9Sstevel@tonic-gate #else /* _ASM */ 517c478bd9Sstevel@tonic-gate #define ADDRESS_C(c) (c) 527c478bd9Sstevel@tonic-gate #endif /* _ASM */ 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate /* 5541791439Sandrei * Machine dependent parameters and limits. 567c478bd9Sstevel@tonic-gate */ 57ae115bc7Smrj 5841791439Sandrei #if defined(__amd64) 59ae115bc7Smrj #define NCPU 64 /* NBBY * sizeof (ulong_t) for simple cpuset_t */ 6041791439Sandrei #elif defined(__i386) 6141791439Sandrei #define NCPU 32 6241791439Sandrei #endif 637c478bd9Sstevel@tonic-gate 647c478bd9Sstevel@tonic-gate /* 657c478bd9Sstevel@tonic-gate * The value defined below could grow to 16. hat structure and 667c478bd9Sstevel@tonic-gate * page_t have room for 16 nodes. 677c478bd9Sstevel@tonic-gate */ 687c478bd9Sstevel@tonic-gate #define MAXNODES 4 697c478bd9Sstevel@tonic-gate #define NUMA_NODEMASK 0x0f 707c478bd9Sstevel@tonic-gate 717c478bd9Sstevel@tonic-gate /* 727c478bd9Sstevel@tonic-gate * Define the FPU symbol if we could run on a machine with an external 737c478bd9Sstevel@tonic-gate * FPU (i.e. not integrated with the normal machine state like the vax). 747c478bd9Sstevel@tonic-gate * 757c478bd9Sstevel@tonic-gate * The fpu is defined in the architecture manual, and the kernel hides 767c478bd9Sstevel@tonic-gate * its absence if it is not present, that's pretty integrated, no? 777c478bd9Sstevel@tonic-gate */ 787c478bd9Sstevel@tonic-gate 797c478bd9Sstevel@tonic-gate /* supported page sizes */ 8002bc52beSkchow #define MMU_PAGE_SIZES 3 817c478bd9Sstevel@tonic-gate 827c478bd9Sstevel@tonic-gate /* 837c478bd9Sstevel@tonic-gate * MMU_PAGES* describes the physical page size used by the mapping hardware. 847c478bd9Sstevel@tonic-gate * PAGES* describes the logical page size used by the system. 857c478bd9Sstevel@tonic-gate */ 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate #define MMU_PAGESIZE 0x1000 /* 4096 bytes */ 887c478bd9Sstevel@tonic-gate #define MMU_PAGESHIFT 12 /* log2(MMU_PAGESIZE) */ 8941791439Sandrei 9041791439Sandrei #if !defined(_ASM) 917c478bd9Sstevel@tonic-gate #define MMU_PAGEOFFSET (MMU_PAGESIZE-1) /* Mask of address bits in page */ 92ae115bc7Smrj #else /* _ASM */ 93ae115bc7Smrj #define MMU_PAGEOFFSET _CONST(MMU_PAGESIZE-1) /* assembler lameness */ 94ae115bc7Smrj #endif /* _ASM */ 9541791439Sandrei 967c478bd9Sstevel@tonic-gate #define MMU_PAGEMASK (~MMU_PAGEOFFSET) 977c478bd9Sstevel@tonic-gate 987c478bd9Sstevel@tonic-gate #define PAGESIZE 0x1000 /* All of the above, for logical */ 997c478bd9Sstevel@tonic-gate #define PAGESHIFT 12 1007c478bd9Sstevel@tonic-gate #define PAGEOFFSET (PAGESIZE - 1) 1017c478bd9Sstevel@tonic-gate #define PAGEMASK (~PAGEOFFSET) 1027c478bd9Sstevel@tonic-gate 1037c478bd9Sstevel@tonic-gate /* 1047c478bd9Sstevel@tonic-gate * DATA_ALIGN is used to define the alignment of the Unix data segment. 1057c478bd9Sstevel@tonic-gate */ 1067c478bd9Sstevel@tonic-gate #define DATA_ALIGN PAGESIZE 1077c478bd9Sstevel@tonic-gate 1087c478bd9Sstevel@tonic-gate /* 10941791439Sandrei * DEFAULT KERNEL THREAD stack size (in pages). 1107c478bd9Sstevel@tonic-gate */ 1117c478bd9Sstevel@tonic-gate #if defined(__amd64) 11241791439Sandrei #define DEFAULTSTKSZ_NPGS 5 1137c478bd9Sstevel@tonic-gate #elif defined(__i386) 11441791439Sandrei #define DEFAULTSTKSZ_NPGS 2 1157c478bd9Sstevel@tonic-gate #endif 1167c478bd9Sstevel@tonic-gate 11741791439Sandrei #if !defined(_ASM) 11841791439Sandrei #define DEFAULTSTKSZ (DEFAULTSTKSZ_NPGS * PAGESIZE) 11941791439Sandrei #else /* !_ASM */ 12041791439Sandrei #define DEFAULTSTKSZ _MUL(DEFAULTSTKSZ_NPGS, PAGESIZE) /* as(1) lameness */ 12141791439Sandrei #endif /* !_ASM */ 12241791439Sandrei 1237c478bd9Sstevel@tonic-gate /* 1247c478bd9Sstevel@tonic-gate * KERNELBASE is the virtual address at which the kernel segments start in 1257c478bd9Sstevel@tonic-gate * all contexts. 1267c478bd9Sstevel@tonic-gate * 12735b1ab99Sjosephb * KERNELBASE is not fixed. The value of KERNELBASE can change with 12835b1ab99Sjosephb * installed memory or on 32 bit systems the eprom variable 'eprom_kernelbase'. 1297c478bd9Sstevel@tonic-gate * 13035b1ab99Sjosephb * common/conf/param.c requires a compile time defined value for KERNELBASE. 13135b1ab99Sjosephb * This value is save in the variable _kernelbase. _kernelbase may then be 13235b1ab99Sjosephb * modified with to a different value in i86pc/os/startup.c. 1337c478bd9Sstevel@tonic-gate * 13435b1ab99Sjosephb * Most code should be using kernelbase, which resolves to a reference to 13535b1ab99Sjosephb * _kernelbase. 1367c478bd9Sstevel@tonic-gate */ 137ae115bc7Smrj #define KERNEL_TEXT_amd64 UINT64_C(0xfffffffffb800000) 138843e1988Sjohnlev 139843e1988Sjohnlev #ifdef __i386 140843e1988Sjohnlev 141ae115bc7Smrj #define KERNEL_TEXT_i386 ADDRESS_C(0xfe800000) 1427c478bd9Sstevel@tonic-gate 143843e1988Sjohnlev /* 144843e1988Sjohnlev * We don't use HYPERVISOR_VIRT_START, as we need both the PAE and non-PAE 145843e1988Sjohnlev * versions in our code. We always compile based on the lower PAE address. 146843e1988Sjohnlev */ 147843e1988Sjohnlev #define KERNEL_TEXT_i386_xpv \ 148843e1988Sjohnlev (HYPERVISOR_VIRT_START_PAE - 3 * ADDRESS_C(0x400000)) 149843e1988Sjohnlev 150843e1988Sjohnlev #endif /* __i386 */ 151843e1988Sjohnlev 1527c478bd9Sstevel@tonic-gate #if defined(__amd64) 1537c478bd9Sstevel@tonic-gate 1547c478bd9Sstevel@tonic-gate #define KERNELBASE ADDRESS_C(0xfffffd8000000000) 1557c478bd9Sstevel@tonic-gate 1567c478bd9Sstevel@tonic-gate /* 1577c478bd9Sstevel@tonic-gate * Size of the unmapped "red zone" at the very bottom of the kernel's 1587c478bd9Sstevel@tonic-gate * address space. Corresponds to 1 slot in the toplevel pagetable. 1597c478bd9Sstevel@tonic-gate */ 1607c478bd9Sstevel@tonic-gate #define KERNEL_REDZONE_SIZE ((uintptr_t)1 << 39) 1617c478bd9Sstevel@tonic-gate 1627c478bd9Sstevel@tonic-gate /* 1637c478bd9Sstevel@tonic-gate * Base of 'core' heap area, which is used for kernel and module text/data 1647c478bd9Sstevel@tonic-gate * that must be within a 2GB range to allow for rip-relative addressing. 1657c478bd9Sstevel@tonic-gate */ 1667c478bd9Sstevel@tonic-gate #define COREHEAP_BASE ADDRESS_C(0xffffffffc0000000) 1677c478bd9Sstevel@tonic-gate 1687c478bd9Sstevel@tonic-gate /* 16935b1ab99Sjosephb * Beginning of the segkpm window. A lower value than this is used if 17035b1ab99Sjosephb * physical addresses exceed 1TB. See i86pc/os/startup.c 1717c478bd9Sstevel@tonic-gate */ 1727c478bd9Sstevel@tonic-gate #define SEGKPM_BASE ADDRESS_C(0xfffffe0000000000) 1737c478bd9Sstevel@tonic-gate 174ae115bc7Smrj /* 17535b1ab99Sjosephb * This is valloc_base, above seg_kpm, but below everything else. 17635b1ab99Sjosephb * A lower value than this may be used if SEGKPM_BASE is adjusted. 17735b1ab99Sjosephb * See i86pc/os/startup.c 178ae115bc7Smrj */ 179ae115bc7Smrj #define VALLOC_BASE ADDRESS_C(0xffffff0000000000) 180ae115bc7Smrj 1817c478bd9Sstevel@tonic-gate /* 1827c478bd9Sstevel@tonic-gate * default and boundary sizes for segkp 1837c478bd9Sstevel@tonic-gate */ 1847c478bd9Sstevel@tonic-gate #define SEGKPDEFSIZE (2L * 1024L * 1024L * 1024L) /* 2G */ 1857c478bd9Sstevel@tonic-gate #define SEGKPMAXSIZE (8L * 1024L * 1024L * 1024L) /* 8G */ 1867c478bd9Sstevel@tonic-gate #define SEGKPMINSIZE (200L * 1024 * 1024L) /* 200M */ 1877c478bd9Sstevel@tonic-gate 188ad23a2dbSjohansen /* 189ad23a2dbSjohansen * minimum size for segzio 190ad23a2dbSjohansen */ 191ad23a2dbSjohansen #define SEGZIOMINSIZE (400L * 1024 * 1024L) /* 400M */ 192a778305aSjohansen #define SEGZIOMAXSIZE (512L * 1024L * 1024L * 1024L) /* 512G */ 193ad23a2dbSjohansen 1947c478bd9Sstevel@tonic-gate /* 195ae115bc7Smrj * During intial boot we limit heap to the top 4Gig. 1967c478bd9Sstevel@tonic-gate */ 197ae115bc7Smrj #define BOOT_KERNELHEAP_BASE ADDRESS_C(0xffffffff00000000) 1987c478bd9Sstevel@tonic-gate 1997c478bd9Sstevel@tonic-gate /* 2007c478bd9Sstevel@tonic-gate * VMWare works best if we don't use the top 64Meg of memory for amd64. 2017c478bd9Sstevel@tonic-gate * Set KERNEL_TEXT to top_o_memory - 64Meg - 8 Meg for 8Meg of nucleus pages. 2027c478bd9Sstevel@tonic-gate */ 2037c478bd9Sstevel@tonic-gate #define PROMSTART ADDRESS_C(0xffc00000) 204ae115bc7Smrj #define KERNEL_TEXT KERNEL_TEXT_amd64 205ae115bc7Smrj 206ae115bc7Smrj /* 207ae115bc7Smrj * Virtual address range available to the debugger 208ae115bc7Smrj */ 209ae115bc7Smrj #define SEGDEBUGBASE ADDRESS_C(0xffffffffff800000) 210ae115bc7Smrj #define SEGDEBUGSIZE ADDRESS_C(0x400000) 2117c478bd9Sstevel@tonic-gate 2127c478bd9Sstevel@tonic-gate /* 2137c478bd9Sstevel@tonic-gate * Define upper limit on user address space 2147c478bd9Sstevel@tonic-gate * 2157c478bd9Sstevel@tonic-gate * In amd64, the upper limit on a 64-bit user address space is 1 large page 2167c478bd9Sstevel@tonic-gate * (2MB) below kernelbase. The upper limit for a 32-bit user address space 2177c478bd9Sstevel@tonic-gate * is 1 small page (4KB) below the top of the 32-bit range. The 64-bit 2187c478bd9Sstevel@tonic-gate * limit give dtrace the red zone it needs below kernelbase. The 32-bit 2197c478bd9Sstevel@tonic-gate * limit gives us a small red zone to detect address-space overruns in a 2207c478bd9Sstevel@tonic-gate * user program. 221843e1988Sjohnlev * 222843e1988Sjohnlev * On the hypervisor, we limit the user to memory below the VA hole. 223843e1988Sjohnlev * Subtract 1 large page for a red zone. 2247c478bd9Sstevel@tonic-gate */ 225843e1988Sjohnlev #if defined(__xpv) 226843e1988Sjohnlev #define USERLIMIT ADDRESS_C(0x00007fffffe00000) 227843e1988Sjohnlev #else 2287c478bd9Sstevel@tonic-gate #define USERLIMIT ADDRESS_C(0xfffffd7fffe00000) 229843e1988Sjohnlev #endif 230843e1988Sjohnlev 2317c478bd9Sstevel@tonic-gate #ifdef bug_5074717_is_fixed 2327c478bd9Sstevel@tonic-gate #define USERLIMIT32 ADDRESS_C(0xfffff000) 2337c478bd9Sstevel@tonic-gate #else 2347c478bd9Sstevel@tonic-gate #define USERLIMIT32 ADDRESS_C(0xfefff000) 2357c478bd9Sstevel@tonic-gate #endif 2367c478bd9Sstevel@tonic-gate 2377c478bd9Sstevel@tonic-gate #elif defined(__i386) 2387c478bd9Sstevel@tonic-gate 2397c478bd9Sstevel@tonic-gate #ifdef DEBUG 2407c478bd9Sstevel@tonic-gate #define KERNELBASE ADDRESS_C(0xc8000000) 2417c478bd9Sstevel@tonic-gate #else 2427c478bd9Sstevel@tonic-gate #define KERNELBASE ADDRESS_C(0xd4000000) 2437c478bd9Sstevel@tonic-gate #endif 2447c478bd9Sstevel@tonic-gate 2457c478bd9Sstevel@tonic-gate #define KERNELBASE_MAX ADDRESS_C(0xe0000000) 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate /* 2487c478bd9Sstevel@tonic-gate * The i386 ABI requires that the user address space be at least 3Gb 2497c478bd9Sstevel@tonic-gate * in size. KERNELBASE_ABI_MIN is used as the default KERNELBASE for 2507c478bd9Sstevel@tonic-gate * physical memory configurations > 4gb. 2517c478bd9Sstevel@tonic-gate */ 2527c478bd9Sstevel@tonic-gate #define KERNELBASE_ABI_MIN ADDRESS_C(0xc0000000) 2537c478bd9Sstevel@tonic-gate 2547c478bd9Sstevel@tonic-gate /* 2557c478bd9Sstevel@tonic-gate * Size of the unmapped "red zone" at the very bottom of the kernel's 2567c478bd9Sstevel@tonic-gate * address space. Since segmap start immediately above the red zone, this 2577c478bd9Sstevel@tonic-gate * needs to be MAXBSIZE aligned. 2587c478bd9Sstevel@tonic-gate */ 2597c478bd9Sstevel@tonic-gate #define KERNEL_REDZONE_SIZE MAXBSIZE 2607c478bd9Sstevel@tonic-gate 2617c478bd9Sstevel@tonic-gate /* 2627c478bd9Sstevel@tonic-gate * This is the last 4MB of the 4G address space. Some psm modules 2637c478bd9Sstevel@tonic-gate * need this region of virtual address space mapped 1-1 264843e1988Sjohnlev * The top 64MB of the address space is reserved for the hypervisor. 2657c478bd9Sstevel@tonic-gate */ 2667c478bd9Sstevel@tonic-gate #define PROMSTART ADDRESS_C(0xffc00000) 267843e1988Sjohnlev #ifdef __xpv 268843e1988Sjohnlev #define KERNEL_TEXT KERNEL_TEXT_i386_xpv 269843e1988Sjohnlev #else 270ae115bc7Smrj #define KERNEL_TEXT KERNEL_TEXT_i386 271843e1988Sjohnlev #endif 272ae115bc7Smrj 273ae115bc7Smrj /* 274ae115bc7Smrj * Virtual address range available to the debugger 275ae115bc7Smrj * We place it just above the kernel text (4M) and kernel data (4M). 276ae115bc7Smrj */ 277ae115bc7Smrj #define SEGDEBUGBASE (KERNEL_TEXT + ADDRESS_C(0x800000)) 278ae115bc7Smrj #define SEGDEBUGSIZE ADDRESS_C(0x400000) 2797c478bd9Sstevel@tonic-gate 2807c478bd9Sstevel@tonic-gate /* 2817c478bd9Sstevel@tonic-gate * Define upper limit on user address space 2827c478bd9Sstevel@tonic-gate */ 2837c478bd9Sstevel@tonic-gate #define USERLIMIT KERNELBASE 2847c478bd9Sstevel@tonic-gate #define USERLIMIT32 USERLIMIT 2857c478bd9Sstevel@tonic-gate 2867c478bd9Sstevel@tonic-gate #endif /* __i386 */ 2877c478bd9Sstevel@tonic-gate 288ae115bc7Smrj /* 289*0cfdb603Sjosephb * Reserve pages just below KERNEL_TEXT for the GDT, IDT, TSS and debug info. 290ae115bc7Smrj */ 291ae115bc7Smrj #if !defined(_ASM) 292*0cfdb603Sjosephb #define GDT_VA (KERNEL_TEXT - MMU_PAGESIZE) 293*0cfdb603Sjosephb #define IDT_VA (GDT_VA - MMU_PAGESIZE) 294*0cfdb603Sjosephb #define KTSS_VA (IDT_VA - MMU_PAGESIZE) 295*0cfdb603Sjosephb #define DFTSS_VA (KTSS_VA - MMU_PAGESIZE) 296*0cfdb603Sjosephb #define DEBUG_INFO_VA (DFTSS_VA - MMU_PAGESIZE) 297*0cfdb603Sjosephb #define MISC_VA_BASE (DEBUG_INFO_VA) 298*0cfdb603Sjosephb #define MISC_VA_SIZE (KERNEL_TEXT - MISC_VA_BASE) 299ae115bc7Smrj #endif /* !_ASM */ 300ae115bc7Smrj 301ae115bc7Smrj #if !defined(_ASM) && !defined(_KMDB) 302ae115bc7Smrj extern uintptr_t kernelbase, segmap_start, segmapsize; 3037c478bd9Sstevel@tonic-gate #endif 3047c478bd9Sstevel@tonic-gate 3057c478bd9Sstevel@tonic-gate /* 3067c478bd9Sstevel@tonic-gate * ARGSBASE is the base virtual address of the range which 3077c478bd9Sstevel@tonic-gate * the kernel uses to map the arguments for exec. 3087c478bd9Sstevel@tonic-gate */ 3097c478bd9Sstevel@tonic-gate #define ARGSBASE PROMSTART 3107c478bd9Sstevel@tonic-gate 3117c478bd9Sstevel@tonic-gate /* 3127c478bd9Sstevel@tonic-gate * reserve space for modules 3137c478bd9Sstevel@tonic-gate */ 3147c478bd9Sstevel@tonic-gate #define MODTEXT (1024 * 1024 * 2) 3157c478bd9Sstevel@tonic-gate #define MODDATA (1024 * 300) 3167c478bd9Sstevel@tonic-gate 3177c478bd9Sstevel@tonic-gate /* 3187c478bd9Sstevel@tonic-gate * The heap has a region allocated from it of HEAPTEXT_SIZE bytes specifically 3197c478bd9Sstevel@tonic-gate * for module text. 3207c478bd9Sstevel@tonic-gate */ 3217c478bd9Sstevel@tonic-gate #define HEAPTEXT_SIZE (64 * 1024 * 1024) /* bytes */ 3227c478bd9Sstevel@tonic-gate 3237c478bd9Sstevel@tonic-gate /* 3247c478bd9Sstevel@tonic-gate * Size of a kernel threads stack. It must be a whole number of pages 3257c478bd9Sstevel@tonic-gate * since the segment it comes from will only allocate space in pages. 3267c478bd9Sstevel@tonic-gate */ 3277c478bd9Sstevel@tonic-gate #define T_STACKSZ 2*PAGESIZE 3287c478bd9Sstevel@tonic-gate 3297c478bd9Sstevel@tonic-gate /* 3307c478bd9Sstevel@tonic-gate * Size of a cpu startup thread stack. (It must be a whole number of pages 3317c478bd9Sstevel@tonic-gate * since the containing segment only allocates space in pages.) 3327c478bd9Sstevel@tonic-gate */ 3337c478bd9Sstevel@tonic-gate 3347c478bd9Sstevel@tonic-gate #define STARTUP_STKSZ 3*PAGESIZE 3357c478bd9Sstevel@tonic-gate 3367c478bd9Sstevel@tonic-gate /* 3377c478bd9Sstevel@tonic-gate * Bus types 3387c478bd9Sstevel@tonic-gate */ 3397c478bd9Sstevel@tonic-gate #define BTISA 1 3407c478bd9Sstevel@tonic-gate #define BTEISA 2 3417c478bd9Sstevel@tonic-gate #define BTMCA 3 3427c478bd9Sstevel@tonic-gate 3437c478bd9Sstevel@tonic-gate #ifdef __cplusplus 3447c478bd9Sstevel@tonic-gate } 3457c478bd9Sstevel@tonic-gate #endif 3467c478bd9Sstevel@tonic-gate 3477c478bd9Sstevel@tonic-gate #endif /* _SYS_MACHPARAM_H */ 348