osfmk/ppc/Diagnostics.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_FREE_COPYRIGHT@
  30  */
  31 /*
  32  * @APPLE_FREE_COPYRIGHT@
  33  */
  34
  35 /*
  36  * Here are the Diagnostic interface interfaces
  37  * Lovingly crafted by Bill Angell using traditional methods
  38 */
  39 #ifdef  KERNEL_PRIVATE
  40
  41 #ifndef _DIAGNOSTICS_H_
  42 #define _DIAGNOSTICS_H_
  43
  44 #ifndef __ppc__
  45 #error This file is only useful on PowerPC.
  46 #endif
  47 #include <ppc/savearea.h>
  48
  49 int diagCall(struct savearea *save);
  50
  51 #define diagSCnum 0x00006000
  52
  53 #define dgAdjTB 0
  54 #define dgLRA 1
  55 #define dgpcpy 2
  56 #define dgreset 3
  57 #define dgtest 4
  58 #define dgBMphys 5
  59 #define dgUnMap 6
  60 #define dgBootScreen 7
  61 #define dgFlush 8
  62 #define dgAlign 9
  63 #define dgprw 10
  64 #define dgmck 11
  65 #define dg64 12
  66 #define dgProbeRead 13
  67 #define dgCPNull 14
  68 #define dgPerfMon 15
  69 #define dgMapPage 16
  70 #define dgScom 17
  71 #define dgBind 18
  72 #define dgPproc 19
  73 #define dgAcntg 20
  74 #define dgKlra 21
  75 #define dgKfree 22
  76 #define dgWar 23
  77
  78
  79 typedef struct diagWork {                       /* Diagnostic work area */
  80
  81         unsigned int dgLock;                    /* Lock if needed */
  82         unsigned int dgFlags;                   /* Flags */
  83 #define enaExpTrace 0x00000001
  84 #define enaExpTraceb 31
  85 #define enaUsrFCall 0x00000002
  86 #define enaUsrFCallb 30
  87 #define enaUsrPhyMp 0x00000004
  88 #define enaUsrPhyMpb 29
  89 #define enaDiagSCs  0x00000008
  90 #define enaDiagSCsb  28
  91 #define enaDiagDM  0x00000010
  92 #define enaDiagSDMb  27
  93 #define enaDiagEM  0x00000020
  94 #define enaDiagEMb  26
  95 #define enaDiagTrap  0x00000040
  96 #define enaDiagTrapb  25
  97 #define enaNotifyEM  0x00000080
  98 #define enaNotifyEMb  24
  99
 100         unsigned int dgMisc0;
 101         unsigned int dgMisc1;
 102         unsigned int dgMisc2;
 103         unsigned int dgMisc3;
 104         unsigned int dgMisc4;
 105         unsigned int dgMisc5;
 106
 107 } diagWork;
 108
 109 typedef struct scomcomm {
 110         uint16_t        scomcpu;        /* CPU number */
 111         uint16_t        scomfunc;       /* 0 = read; 1 = write */
 112         uint32_t        scomreg;        /* SCOM register */
 113         uint64_t        scomstat;       /* returned status */
 114         uint64_t        scomdata;       /* input for write,  output for read */
 115 } scomcomm;
 116
 117 extern diagWork dgWork;
 118 extern int diagTrap(struct savearea *, unsigned int);
 119
 120
 121 #endif /* _DIAGNOSTICS_H_ */
 122
 123 #endif /* KERNEL_PRIVATE */