arch/x86/include/sys/obpdefs.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 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _SYS_OBPDEFS_H
  28 #define _SYS_OBPDEFS_H
  29
  30 #ifdef  __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 /*
  35  * This file is intended as standalone inclusion by non-prom library
  36  * functions that need it.
  37  */
  38
  39 typedef int     ihandle_t;              /* 1275 device instance number */
  40 typedef int     phandle_t;              /* 1275 device tree node ptr */
  41 typedef phandle_t pnode_t;
  42
  43 /*
  44  * Device type matching
  45  */
  46
  47 #define OBP_NONODE      ((pnode_t)0)
  48 #define OBP_BADNODE     ((pnode_t)-1)
  49
  50 /*
  51  * Property Defines
  52  */
  53
  54 #define OBP_NAME                "name"
  55 #define OBP_REG                 "reg"
  56 #define OBP_INTR                "intr"
  57 #define OBP_RANGES              "ranges"
  58 #define OBP_INTERRUPTS          "interrupts"
  59 #define OBP_COMPATIBLE          "compatible"
  60 #define OBP_STATUS              "status"
  61 #define OBP_BOARDNUM            "board#"
  62
  63 #define OBP_MAC_ADDR            "mac-address"
  64 #define OBP_STDINPATH           "stdin-path"
  65 #define OBP_STDOUTPATH          "stdout-path"
  66 #define OBP_IDPROM              "idprom"
  67
  68 #define OBP_DEVICETYPE          "device_type"
  69 #define OBP_DISPLAY             "display"
  70 #define OBP_NETWORK             "network"
  71 #define OBP_BYTE                "byte"
  72 #define OBP_BLOCK               "block"
  73 #define OBP_SERIAL              "serial"
  74 #define OBP_HIERARCHICAL        "hierarchical"
  75 #define OBP_CPU                 "cpu"
  76 #define OBP_ADDRESS             "address"
  77
  78 /*
  79  * OBP status values defines
  80  */
  81 #define OBP_ST_OKAY             "okay"
  82 #define OBP_ST_DISABLED         "disabled"
  83 #define OBP_ST_FAIL             "fail"
  84
  85 /*
  86  * Max size of a path component and a property name (not value)
  87  * These are standard definitions.
  88  */
  89 #define OBP_MAXDRVNAME          32      /* defined in P1275 */
  90 #define OBP_MAXPROPNAME         32      /* defined in P1275 */
  91
  92 /*
  93  *
  94  * NB: Max pathname length is a platform-dependent parameter.
  95  */
  96 #define OBP_MAXPATHLEN          256     /* Platform dependent */
  97
  98 /*
  99  *  Every OBP node must have a `/' followed by at least 2 chars,
 100  *  so we can deduce the maxdepth of any OBP tree to be
 101  *  OBP_MAXPATHNAME/3.  This is a good first swag.
 102  */
 103
 104 #define OBP_STACKDEPTH          (OBP_MAXPATHLEN/3)
 105
 106 #ifdef  __cplusplus
 107 }
 108 #endif
 109
 110 #endif  /* _SYS_OBPDEFS_H */