sys/dev/vme/vmereg.h

   1 /* $NetBSD: vmereg.h,v 1.1.38.3 2004/09/21 13:34:15 skrll 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