xref: /illumos-gate/usr/src/uts/common/sys/auxv_386.h (revision 2bbdd445a21f9d61f4a0ca0faf05d5ceb2bd91f3)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
23  * Copyright 2012, Joyent, Inc. All rights reserved.
24  */
25 
26 #ifndef	_SYS_AUXV_386_H
27 #define	_SYS_AUXV_386_H
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32 
33 /*
34  * Flags used in AT_SUN_HWCAP elements to describe various userland
35  * instruction set extensions available on different processors.
36  * The basic assumption is that of the i386 ABI; that is, i386 plus i387
37  * floating point.
38  *
39  * Note that if a given bit is set; the implication is that the kernel
40  * provides all the underlying architectural support for the correct
41  * functioning of the extended instruction(s).
42  */
43 #define	AV_386_FPU		0x00001	/* x87-style floating point */
44 #define	AV_386_TSC		0x00002	/* rdtsc insn */
45 #define	AV_386_CX8		0x00004	/* cmpxchg8b insn */
46 #define	AV_386_SEP		0x00008	/* sysenter and sysexit */
47 #define	AV_386_AMD_SYSC		0x00010	/* AMD's syscall and sysret */
48 #define	AV_386_CMOV		0x00020	/* conditional move insns */
49 #define	AV_386_MMX		0x00040	/* MMX insns */
50 #define	AV_386_AMD_MMX		0x00080	/* AMD's MMX insns */
51 #define	AV_386_AMD_3DNow	0x00100	/* AMD's 3Dnow! insns */
52 #define	AV_386_AMD_3DNowx	0x00200	/* AMD's 3Dnow! extended insns */
53 #define	AV_386_FXSR		0x00400	/* fxsave and fxrstor */
54 #define	AV_386_SSE		0x00800	/* SSE insns and regs */
55 #define	AV_386_SSE2		0x01000	/* SSE2 insns and regs */
56 					/* 0x02000 withdrawn - do not assign */
57 #define	AV_386_SSE3		0x04000	/* SSE3 insns and regs */
58 					/* 0x08000 withdrawn - do not assign */
59 #define	AV_386_CX16		0x10000	/* cmpxchg16b insn */
60 #define	AV_386_AHF		0x20000	/* lahf/sahf insns */
61 #define	AV_386_TSCP		0x40000	/* rdtscp instruction */
62 #define	AV_386_AMD_SSE4A	0x80000	/* AMD's SSE4A insns */
63 #define	AV_386_POPCNT		0x100000 /* POPCNT insn */
64 #define	AV_386_AMD_LZCNT	0x200000 /* AMD's LZCNT insn */
65 #define	AV_386_SSSE3		0x400000 /* Intel SSSE3 insns */
66 #define	AV_386_SSE4_1		0x800000 /* Intel SSE4.1 insns */
67 #define	AV_386_SSE4_2		0x1000000 /* Intel SSE4.2 insns */
68 #define	AV_386_MOVBE		0x2000000 /* Intel MOVBE insns */
69 #define	AV_386_AES		0x4000000 /* Intel AES insns */
70 #define	AV_386_PCLMULQDQ	0x8000000 /* Intel PCLMULQDQ insn */
71 #define	AV_386_XSAVE		0x10000000 /* Intel XSAVE/XRSTOR insns */
72 #define	AV_386_AVX		0x20000000 /* Intel AVX insns */
73 #define	AV_386_VMX		0x40000000 /* Intel VMX support */
74 #define	AV_386_AMD_SVM		0x80000000 /* AMD SVM support */
75 
76 #define	FMT_AV_386							\
77 	"\020"								\
78 	"\040svm\037vmx\036avx\035xsave"				\
79 	"\034pclmulqdq\033aes"						\
80 	"\032movbe\031sse4.2"						\
81 	"\030sse4.1\027ssse3\026amd_lzcnt\025popcnt"			\
82 	"\024amd_sse4a\023tscp\022ahf\021cx16"				\
83 	"\017sse3\015sse2\014sse\013fxsr\012amd3dx\011amd3d"		\
84 	"\010amdmmx\07mmx\06cmov\05amdsysc\04sep\03cx8\02tsc\01fpu"
85 
86 #define	AV_386_2_F16C		0x00001	/* F16C half percision extensions */
87 #define	AV_386_2_RDRAND		0x00002	/* RDRAND insn */
88 
89 #define	FMT_AV_386_2							\
90 	"\020"								\
91 	"\02rdrand\01f16c"
92 
93 #ifdef __cplusplus
94 }
95 #endif
96 
97 #endif	/* !_SYS_AUXV_386_H */
98