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      1 /* $NetBSD: vmereg.h,v 1.3 2005/12/11 12:24:07 christos Exp $ */
      2 
      3 /* constants for address modifiers */
      4 
      5 #define VME_AM_ADRSIZEMASK 0x30
      6 #define VME_AM_ADRSIZESHIFT 4
      7 #define VME_AM_A32 0
      8 #define VME_AM_A16 0x20
      9 #define VME_AM_A24 0x30
     10 #define VME_AM_USERDEF 0x10 /* user/vendor definable */
     11 
     12 #define VME_AM_MBO 8 /* must be set for standard AMs */
     13 
     14 #define VME_AM_PRIVMASK 4
     15 #define VME_AM_SUPER 4
     16 #define VME_AM_USER 0
     17 
     18 #define VME_AM_MODEMASK 3
     19 #define VME_AM_DATA 1
     20 #define VME_AM_PRG 2 /* only with A32, A24 */
     21 #define VME_AM_BLT32 3 /* only with A32, A24 */
     22 #define VME_AM_BLT64 0 /* new, only with A32, A24 */
     23 
     24 #if 0
     25 /* some AMs not yet supported by the framework */
     26 
     27 /* ??? */
     28 VME_AM_A24_xxx 0x32
     29 VME_AM_A32_xxx 0x05
     30 
     31 /* VME64 extension */
     32 VME_AM_A40 0x34,0x35,0x37
     33 VME_AM_A64 0x00,0x01,0x03,0x04
     34 VME_AM_CR_CSR 0x2f /* GEO */
     35 
     36 /* 2eVME extension */
     37 VME_AM_2E_6U 0x20
     38 VME_AM_2E_3U 0x21
     39 #endif
     40