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Last change
on this file was
e16e8f2,
checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
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bootstuff
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-
Property mode set to
100644
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File size:
906 bytes
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| 1 | /* |
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| 2 | * klibc/sysconfig.h |
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| 3 | * |
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| 4 | * Allows for definitions of some things which may be system-dependent |
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| 5 | */ |
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| 6 | |
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| 7 | #ifndef _KLIBC_SYSCONFIG_H |
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| 8 | #define _KLIBC_SYSCONFIG_H |
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| 9 | |
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| 10 | /* |
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| 11 | * Define this to obtain memory using sbrk() instead |
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| 12 | * of mmap(). This should make it friendlier on |
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| 13 | * non-MMU architectures. This should become a |
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| 14 | * per-architecture configurable. |
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| 15 | */ |
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| 16 | #define MALLOC_USING_SBRK |
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| 17 | |
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| 18 | /* |
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| 19 | * This is the minimum chunk size we will ask the kernel for using |
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| 20 | * malloc(); this should be a multiple of the page size on all |
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| 21 | * architectures. |
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| 22 | */ |
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| 23 | #define MALLOC_CHUNK_SIZE 4096 |
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| 24 | #define MALLOC_CHUNK_MASK (MALLOC_CHUNK_SIZE-1) |
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| 25 | |
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| 26 | /* |
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| 27 | * This is the minimum alignment for the memory returned by sbrk(). |
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| 28 | * It must be a power of 2. If MALLOC_USING_SBRK is defined it should |
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| 29 | * be no smaller than the size of struct arena_header in malloc.h (4 |
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| 30 | * pointers.) |
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| 31 | */ |
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| 32 | #define SBRK_ALIGNMENT 32 |
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| 33 | |
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| 34 | #endif /* _KLIBC_SYSCONFIG_H */ |
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