| | 1 | /* |
| | 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 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. |
| | 11 | * |
| | 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 |
| | 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 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. |
| | 19 | * |
| | 20 | * @APPLE_LICENSE_HEADER_END@ |
| | 21 | */ |
| | 22 | /* |
| | 23 | * Copyright (c) 1997, Apple Computer, Inc. All rights reserved. |
| | 24 | * |
| | 25 | * History : |
| | 26 | * 29-Sep-1997 Umesh Vaishampayan |
| | 27 | * Created. |
| | 28 | */ |
| | 29 | |
| | 30 | #ifndef _BSD_PPC_PROFILE_H_ |
| | 31 | #define _BSD_PPC_PROFILE_H_ |
| | 32 | |
| | 33 | #ifdef KERNEL |
| | 34 | /* |
| | 35 | * Block interrupts during mcount so that those interrupts can also be |
| | 36 | * counted (as soon as we get done with the current counting). On the |
| | 37 | * PPC platfom, can't do splhigh/splx as those are C routines and can |
| | 38 | * recursively invoke mcount. |
| | 39 | */ |
| | 40 | extern unsigned long disable_ee(); |
| | 41 | extern void restore_ee(unsigned long smsr); |
| | 42 | |
| | 43 | #define MCOUNT_INIT register unsigned long smsr; |
| | 44 | |
| | 45 | #define MCOUNT_ENTER smsr = disable_ee(); |
| | 46 | |
| | 47 | #define MCOUNT_EXIT restore_ee(smsr); |
| | 48 | |
| | 49 | #endif /* KERNEL */ |
| | 50 | |
| | 51 | #endif /* _BSD_PPC_PROFILE_H_ */ |
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