35 lines
991 B
C
35 lines
991 B
C
/* General macros and constants used by the kernel. */
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#ifndef CONST_H
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#define CONST_H
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#include <minix/config.h>
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#include <minix/bitmap.h>
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#include "config.h"
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#include "debug.h"
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/* Translate an endpoint number to a process number, return success. */
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#define isokendpt(e,p) isokendpt_d((e),(p),0)
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#define okendpt(e,p) isokendpt_d((e),(p),1)
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/* Constants used in virtual_copy(). Values must be 0 and 1, respectively. */
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#define _SRC_ 0
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#define _DST_ 1
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#define get_sys_bit(map,bit) \
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( MAP_CHUNK((map).chunk,bit) & (1 << CHUNK_OFFSET(bit) ))
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#define get_sys_bits(map,bit) \
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( MAP_CHUNK((map).chunk,bit) )
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#define set_sys_bit(map,bit) \
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( MAP_CHUNK((map).chunk,bit) |= (1 << CHUNK_OFFSET(bit) ))
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#define unset_sys_bit(map,bit) \
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( MAP_CHUNK((map).chunk,bit) &= ~(1 << CHUNK_OFFSET(bit) ))
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/* args to intr_init() */
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#define INTS_ORIG 0 /* restore interrupts */
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#define INTS_MINIX 1 /* initialize interrupts for minix */
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/* for kputc() */
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#define END_OF_KMESS 0
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#endif /* CONST_H */
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