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  *      Keep selectors in sync with the x86 version where possible.
  41 */
  42 #ifdef  KERNEL_PRIVATE
  43
  44 #ifndef _DIAGNOSTICS_H_
  45 #define _DIAGNOSTICS_H_
  46
  47 #ifndef __ppc__
  48 #error This file is only useful on PowerPC.
  49 #endif
  50 #include <ppc/savearea.h>
  51
  52 int diagCall(struct savearea *save);
  53
  54 #define diagSCnum 0x00006000
  55
  56 #define dgAdjTB 0
  57 #define dgLRA 1
  58 #define dgpcpy 2
  59 #define dgreset 3
  60 #define dgtest 4
  61 #define dgBMphys 5
  62 #define dgUnMap 6
  63 #define dgBootScreen 7
  64 #define dgFlush 8
  65 #define dgAlign 9
  66 #define dgprw 10
  67 #define dgmck 11
  68 #define dg64 12
  69 #define dgProbeRead 13
  70 #define dgCPNull 14
  71 #define dgPerfMon 15
  72 #define dgMapPage 16
  73 #define dgScom 17
  74 #define dgBind 18
  75 #define dgPproc 19
  76 #define dgAcntg 20
  77 #define dgKlra 21
  78 #define dgKfree 22
  79 #define dgWar 23
  80
  81
  82 typedef struct diagWork {                       /* Diagnostic work area */
  83
  84         unsigned int dgLock;                    /* Lock if needed */
  85         unsigned int dgFlags;                   /* Flags */
  86 #define enaExpTrace 0x00000001
  87 #define enaExpTraceb 31
  88 #define enaUsrFCall 0x00000002
  89 #define enaUsrFCallb 30
  90 #define enaUsrPhyMp 0x00000004
  91 #define enaUsrPhyMpb 29
  92 #define enaDiagSCs  0x00000008
  93 #define enaDiagSCsb  28
  94 #define enaDiagDM  0x00000010
  95 #define enaDiagSDMb  27
  96 #define enaDiagEM  0x00000020
  97 #define enaDiagEMb  26
  98 #define enaDiagTrap  0x00000040
  99 #define enaDiagTrapb  25
 100 #define enaNotifyEM  0x00000080
 101 #define enaNotifyEMb  24
 102
 103         unsigned int dgMisc0;
 104         unsigned int dgMisc1;
 105         unsigned int dgMisc2;
 106         unsigned int dgMisc3;
 107         unsigned int dgMisc4;
 108         unsigned int dgMisc5;
 109
 110 } diagWork;
 111
 112 typedef struct scomcomm {
 113         uint16_t        scomcpu;        /* CPU number */
 114         uint16_t        scomfunc;       /* 0 = read; 1 = write */
 115         uint32_t        scomreg;        /* SCOM register */
 116         uint64_t        scomstat;       /* returned status */
 117         uint64_t        scomdata;       /* input for write,  output for read */
 118 } scomcomm;
 119
 120 extern diagWork dgWork;
 121 extern int diagTrap(struct savearea *, unsigned int);
 122
 123
 124 #endif /* _DIAGNOSTICS_H_ */
 125
 126 #endif /* KERNEL_PRIVATE */