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Annotation of 43BSD/bin/adb/machine.h, revision 1.1

1.1     ! root        1: /*     machine.h       4.1     81/05/14        */
        !             2: 
        !             3: #include <sys/vm.h>
        !             4: 
        !             5: #define        PAGSIZ          (NBPG*CLSIZE)
        !             6: 
        !             7: #define DBNAME "adb\n"
        !             8: #define LPRMODE "%R"
        !             9: #define OFFMODE "+%R"
        !            10: #define        TXTRNDSIZ       PAGSIZ
        !            11: 
        !            12: #define        MAXINT  0x7fffffff
        !            13: #define        MAXSTOR ((1L<<31) - ctob(UPAGES))
        !            14: #define        MAXFILE 0xffffffff
        !            15: 
        !            16: /*
        !            17:  * INSTACK tells whether its argument is a stack address.
        !            18:  * INUDOT tells whether its argument is in the (extended) u. area.
        !            19:  * These are used for consistency checking and dont have to be exact.
        !            20:  *
        !            21:  * INKERNEL tells whether its argument is a kernel space address.
        !            22:  * KVTOPH trims a kernel virtal address back to its offset
        !            23:  * in the kernel address space.
        !            24:  */
        !            25: #define        INSTACK(x)      (((x)&0xf0000000) == 0x70000000)
        !            26: #define        INUDOT(x)       (((x)&0xf0000000) == 0x70000000)
        !            27: #define        INKERNEL(x)     (((x)&0xf0000000) == 0x80000000)
        !            28: 
        !            29: #define        KVTOPH(x)       ((x)&~ 0x80000000)
        !            30: #define        KERNOFF         0x80000000

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