usr/src/uts/sparc/v9/sys/asi.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright (c) 1993 by Sun Microsystems, Inc.
  24  */
  25
  26 #ifndef _SYS_ASI_H
  27 #define _SYS_ASI_H
  28
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 /*
  36  * alternate address space identifiers
  37  *
  38  * 0x00 - 0x7F are privileged
  39  * 0x80 - 0xFF can be used by users
  40  */
  41
  42 /*
  43  * V9 asis
  44  */
  45 #define ASI_N                   0x04    /* nucleus */
  46 #define ASI_NL                  0x0C    /* nucleus little */
  47 #define ASI_AIUP                0x10    /* as if user primary */
  48 #define ASI_AIUS                0x11    /* as if user secondary */
  49 #define ASI_AIUPL               0x18    /* as if user primary little */
  50 #define ASI_AIUSL               0x19    /* as if user secondary little */
  51 #define ASI_P                   0x80    /* primary */
  52 #define ASI_S                   0x81    /* secondary */
  53 #define ASI_PNF                 0x82    /* primary no fault */
  54 #define ASI_SNF                 0x83    /* secondary no fault */
  55 #define ASI_PL                  0x88    /* primary little */
  56 #define ASI_SL                  0x89    /* secondary little */
  57 #define ASI_PNFL                0x8A    /* primary no fault little */
  58 #define ASI_SNFL                0x8B    /* secondary no fault little */
  59
  60 /*
  61  * Mnemonic asis
  62  */
  63 #define ASI_USER        ASI_AIUS
  64
  65 #ifdef  __cplusplus
  66 }
  67 #endif
  68
  69 #endif  /* _SYS_ASI_H */