osfmk/ppc/Diagnostics.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_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
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 /*
  31  * @OSF_FREE_COPYRIGHT@
  32  */
  33 /*
  34  * @APPLE_FREE_COPYRIGHT@
  35  */
  36
  37 /*
  38  * Here are the Diagnostic interface interfaces
  39  * Lovingly crafted by Bill Angell using traditional methods
  40 */
  41 #ifdef  KERNEL_PRIVATE
  42
  43 #ifndef _DIAGNOSTICS_H_
  44 #define _DIAGNOSTICS_H_
  45
  46 #ifndef __ppc__
  47 #error This file is only useful on PowerPC.
  48 #endif
  49 #include <ppc/savearea.h>
  50
  51 int diagCall(struct savearea *save);
  52
  53 #define diagSCnum 0x00006000
  54
  55 #define dgAdjTB 0
  56 #define dgLRA 1
  57 #define dgpcpy 2
  58 #define dgreset 3
  59 #define dgtest 4
  60 #define dgBMphys 5
  61 #define dgUnMap 6
  62 #define dgBootScreen 7
  63 #define dgFlush 8
  64 #define dgAlign 9
  65 #define dgprw 10
  66 #define dgmck 11
  67 #define dg64 12
  68 #define dgProbeRead 13
  69 #define dgCPNull 14
  70 #define dgPerfMon 15
  71 #define dgMapPage 16
  72 #define dgScom 17
  73 #define dgBind 18
  74 #define dgPproc 19
  75 #define dgAcntg 20
  76 #define dgKlra 21
  77 #define dgKfree 22
  78 #define dgWar 23
  79
  80
  81 typedef struct diagWork {                       /* Diagnostic work area */
  82
  83         unsigned int dgLock;                    /* Lock if needed */
  84         unsigned int dgFlags;                   /* Flags */
  85 #define enaExpTrace 0x00000001
  86 #define enaExpTraceb 31
  87 #define enaUsrFCall 0x00000002
  88 #define enaUsrFCallb 30
  89 #define enaUsrPhyMp 0x00000004
  90 #define enaUsrPhyMpb 29
  91 #define enaDiagSCs  0x00000008
  92 #define enaDiagSCsb  28
  93 #define enaDiagDM  0x00000010
  94 #define enaDiagSDMb  27
  95 #define enaDiagEM  0x00000020
  96 #define enaDiagEMb  26
  97 #define enaDiagTrap  0x00000040
  98 #define enaDiagTrapb  25
  99 #define enaNotifyEM  0x00000080
 100 #define enaNotifyEMb  24
 101
 102         unsigned int dgMisc0;
 103         unsigned int dgMisc1;
 104         unsigned int dgMisc2;
 105         unsigned int dgMisc3;
 106         unsigned int dgMisc4;
 107         unsigned int dgMisc5;
 108
 109 } diagWork;
 110
 111 typedef struct scomcomm {
 112         uint16_t        scomcpu;        /* CPU number */
 113         uint16_t        scomfunc;       /* 0 = read; 1 = write */
 114         uint32_t        scomreg;        /* SCOM register */
 115         uint64_t        scomstat;       /* returned status */
 116         uint64_t        scomdata;       /* input for write,  output for read */
 117 } scomcomm;
 118
 119 extern diagWork dgWork;
 120 extern int diagTrap(struct savearea *, unsigned int);
 121
 122
 123 #endif /* _DIAGNOSTICS_H_ */
 124
 125 #endif /* KERNEL_PRIVATE */