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researchv9-SUN3(old)

#include <sys/vm.h>

#define	PAGSIZ	(NBPG*CLSIZE)

#define	MAXSTOR ((1L<<31) - ctob(UPAGES))
#define	MAXFILE 0xffffffff

/*
 * INSTACK tells whether its argument is a stack address.
 * INUDOT tells whether its argument is in the (extended) u. area.
 * These are used for consistency checking and dont have to be exact.
 *
 * INKERNEL tells whether its argument is a kernel space address.
 */
#define	INSTACK(x)	(((x)&0xf0000000) == 0x70000000)
#define	INUDOT(x)	(((x)&0xf0000000) == 0x70000000)
#define	INKERNEL(x)	(((x)&0xf0000000) == 0x80000000)

#define	KERNOFF		0x80000000

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