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| 1 | /* |
1 | /* |
| 2 | * Copyright (c) 2006 Martin Decky |
2 | * Copyright (c) 2007 Michal Kebrt |
| 3 | * All rights reserved. |
3 | * All rights reserved. |
| 4 | * |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
7 | * are met: |
| Line 28... | Line 28... | ||
| 28 | 28 | ||
| 29 | /** @addtogroup arm32 |
29 | /** @addtogroup arm32 |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | /** @file |
32 | /** @file |
| - | 33 | * @brief Count of CPU cycles. |
|
| 33 | */ |
34 | */ |
| 34 | 35 | ||
| 35 | #ifndef KERN_arm32_CYCLE_H_ |
36 | #ifndef KERN_arm32_CYCLE_H_ |
| 36 | #define KERN_arm32_CYCLE_H_ |
37 | #define KERN_arm32_CYCLE_H_ |
| 37 | 38 | ||
| - | 39 | /** Returns count of CPU cycles. |
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| - | 40 | * |
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| - | 41 | * No such instruction on ARM to get count of cycles. |
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| - | 42 | * |
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| - | 43 | * @return Count of CPU cycles. |
|
| - | 44 | */ |
|
| 38 | static inline uint64_t get_cycle(void) |
45 | static inline uint64_t get_cycle(void) |
| 39 | { |
46 | { |
| 40 | /* TODO */ |
- | |
| 41 | return 0; |
47 | return 0; |
| 42 | } |
48 | } |
| 43 | 49 | ||
| 44 | #endif |
50 | #endif |
| 45 | 51 | ||