projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 37839358 A |
6 | * The contents of this file constitute Original Code as defined in and |
| 7 | * are subject to the Apple Public Source License Version 1.1 (the | |
| 8 | * "License"). You may not use this file except in compliance with the | |
| 9 | * License. Please obtain a copy of the License at | |
| 10 | * http://www.apple.com/publicsource and read it before using this file. | |
| 1c79356b | 11 | * |
| 37839358 A |
12 | * This Original Code and all software distributed under the License are |
| 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 1c79356b A |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 37839358 A |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| 17 | * License for the specific language governing rights and limitations | |
| 18 | * under the License. | |
| 1c79356b A |
19 | * |
| 20 | * @APPLE_LICENSE_HEADER_END@ | |
| 21 | */ | |
| 22 | #include <i386/asm.h> | |
| 23 | ||
| 24 | /* | |
| 25 | ** ml_get_timebase() | |
| 26 | ** | |
| 27 | ** Entry - %esp contains pointer to 64 bit structure. | |
| 28 | ** | |
| 29 | ** Exit - 64 bit structure filled in. | |
| 30 | ** | |
| 31 | */ | |
| 32 | ENTRY(ml_get_timebase) | |
| 33 | ||
| 34 | movl S_ARG0, %ecx | |
| 35 | ||
| 36 | rdtsc | |
| 37 | ||
| 38 | movl %edx, 0(%ecx) | |
| 39 | movl %eax, 4(%ecx) | |
| 40 | ||
| 41 | ret | |
| 43866e37 | 42 |