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Move bitmap manipulation macros to <minix/bitmap.h>

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This commit is contained in:
Ben Gras 2006-06-20 09:50:26 +00:00
parent 281e76364a
commit 831bc7ecd1
1 changed files with 2 additions and 9 deletions
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11
kernel/const.h
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@ -7,6 +7,8 @@
#include <ibm/bios.h> /* BIOS addresses, sizes and magic numbers */
#include <ibm/cpu.h> /* BIOS addresses, sizes and magic numbers */
#include <minix/config.h>
#include <minix/bitmap.h>
#include "config.h"
/* To translate an address in kernel space to a physical address. This is
@ -34,15 +36,6 @@
/* Number of random sources */
#define RANDOM_SOURCES 16
/* Constants and macros for bit map manipulation. */
#define BITCHUNK_BITS (sizeof(bitchunk_t) * CHAR_BIT)
#define BITMAP_CHUNKS(nr_bits) (((nr_bits)+BITCHUNK_BITS-1)/BITCHUNK_BITS)
#define MAP_CHUNK(map,bit) (map)[((bit)/BITCHUNK_BITS)]
#define CHUNK_OFFSET(bit) ((bit)%BITCHUNK_BITS))
#define GET_BIT(map,bit) ( MAP_CHUNK(map,bit) & (1 << CHUNK_OFFSET(bit) )
#define SET_BIT(map,bit) ( MAP_CHUNK(map,bit) |= (1 << CHUNK_OFFSET(bit) )
#define UNSET_BIT(map,bit) ( MAP_CHUNK(map,bit) &= ~(1 << CHUNK_OFFSET(bit) )
#define get_sys_bit(map,bit) \
( MAP_CHUNK(map.chunk,bit) & (1 << CHUNK_OFFSET(bit) )
#define set_sys_bit(map,bit) \