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| Rev | Author | Line No. | Line |
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| 242 | palkovsky | 1 | /* |
| 2 | * Copyright (C) 2001-2004 Ondrej Palkovsky |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | #ifndef __CPUID_H__ |
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| 30 | #define __CPUID_H__ |
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| 31 | |||
| 282 | palkovsky | 32 | #define AMD_CPUID_EXTENDED 0x80000001 |
| 251 | palkovsky | 33 | #define AMD_EXT_NOEXECUTE 20 |
| 34 | |||
| 282 | palkovsky | 35 | #define INTEL_CPUID_STANDARD 0x1 |
| 36 | #define INTEL_SSE2 26 |
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| 37 | #define INTEL_FXSAVE 24 |
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| 38 | |||
| 275 | palkovsky | 39 | #ifndef __ASM__ |
| 40 | |||
| 41 | #include <arch/types.h> |
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| 42 | |||
| 242 | palkovsky | 43 | struct cpu_info { |
| 44 | __u32 cpuid_eax; |
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| 45 | __u32 cpuid_ebx; |
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| 46 | __u32 cpuid_ecx; |
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| 47 | __u32 cpuid_edx; |
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| 48 | } __attribute__ ((packed)); |
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| 49 | |||
| 50 | extern int has_cpuid(void); |
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| 51 | |||
| 251 | palkovsky | 52 | extern void cpuid(__u32 cmd, cpu_info_t *info); |
| 242 | palkovsky | 53 | |
| 251 | palkovsky | 54 | |
| 242 | palkovsky | 55 | extern __u64 rdtsc(void); |
| 56 | |||
| 275 | palkovsky | 57 | #endif /* __ASM__ */ |
| 242 | palkovsky | 58 | #endif |