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| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | #ifndef __ALIGN_H__ |
29 | #ifndef __ALIGN_H__ |
| 30 | #define __ALIGN_H__ |
30 | #define __ALIGN_H__ |
| 31 | 31 | ||
| - | 32 | /** Align to the nearest higher address. |
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| - | 33 | * |
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| - | 34 | * @param s Address or size to be aligned. |
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| - | 35 | * @param a Size of alignment. |
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| - | 36 | */ |
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| 32 | #define ALIGN(s, a) ((s) % (a) ? (((s) / (a)) + 1) * (a) : (s)) |
37 | #define ALIGN_UP(s, a) ((s) % (a) ? (((s) / (a)) + 1) * (a) : (s)) |
| - | 38 | ||
| - | 39 | /** Align to the nearest lower address. |
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| - | 40 | * |
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| - | 41 | * @param s Address or size to be aligned. |
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| - | 42 | * @param a Size of alignment. |
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| - | 43 | */ |
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| - | 44 | #define ALIGN_DOWN(s, a) ((s) & ~((a)-1)) |
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| 33 | 45 | ||
| 34 | #endif |
46 | #endif |