osfmk/mach/ppc/processor_info.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  *      File:   mach/ppc/processor_info.h
  27  *
  28  *      Data structure definitions for ppc specific processor control
  29  */
  30
  31
  32 #ifndef _MACH_PPC_PROCESSOR_INFO_H_
  33 #define _MACH_PPC_PROCESSOR_INFO_H_
  34
  35 #include <mach/machine.h>
  36
  37 /* processor_control command operations */
  38 #define PROCESSOR_PM_SET_REGS     1     /* Set Performance Monitor Registers  */
  39 #define PROCESSOR_PM_SET_MMCR     2     /* Set Monitor Mode Controls Registers  */
  40 #define PROCESSOR_PM_CLR_PMC      3     /* Clear Performance Monitor Counter Registers */
  41
  42 /*
  43  * Performance Monitor Register structures
  44  */
  45
  46 typedef union {
  47         unsigned int word;
  48         struct {
  49                 unsigned int dis        : 1;
  50                 unsigned int dp         : 1;
  51                 unsigned int du         : 1;
  52                 unsigned int dms        : 1;
  53                 unsigned int dmr        : 1;
  54                 unsigned int reserved3  : 1;        /* enint         */
  55                 unsigned int reserved4  : 1;        /* discount      */
  56                 unsigned int reserved5  : 2;        /* rtcselect     */
  57                 unsigned int reserved6  : 1;        /* intonbittrans */
  58                 unsigned int threshold  : 6;
  59                 unsigned int reserved7  : 1;        /* pmc1intcontrol */
  60                 unsigned int reserved8  : 1;        /* pmcintcontrol  */
  61                 unsigned int reserved9  : 1;        /* pmctrigger     */
  62                 unsigned int pmc1select : 7;
  63                 unsigned int pmc2select : 6;
  64         }bits;
  65 }mmcr0_t;
  66
  67 typedef union {
  68         unsigned int word;
  69         struct {
  70                 unsigned int pmc3select : 5;
  71                 unsigned int pmc4select : 5;
  72                 unsigned int reserved   : 22;
  73         }bits;
  74 }mmcr1_t;
  75
  76 typedef union {
  77         unsigned int word;
  78         struct {
  79                 unsigned int threshmult  : 1;
  80                 unsigned int reserved    : 31;
  81         }bits;
  82 }mmcr2_t;
  83
  84 typedef union {
  85         unsigned int word;
  86         struct {
  87                 unsigned int ov : 1;        /* overflow value */
  88                 unsigned int cv : 31;       /* countervalue */
  89         }bits;
  90 }pmcn_t;
  91
  92
  93
  94 /* Processor Performance Monitor Registers definitions */
  95
  96 struct processor_pm_regs {
  97       union {
  98         mmcr0_t mmcr0;
  99         mmcr1_t mmcr1;
 100         mmcr2_t mmcr2;
 101       }u;
 102       pmcn_t pmc[2];
 103 };
 104
 105 typedef struct processor_pm_regs processor_pm_regs_data_t;
 106 typedef struct processor_pm_regs *processor_pm_regs_t;
 107 #define PROCESSOR_PM_REGS_COUNT \
 108         (sizeof(processor_pm_regs_data_t) / sizeof (unsigned int))
 109
 110 #define PROCESSOR_PM_REGS_COUNT_POWERPC_750 \
 111             (PROCESSOR_PM_REGS_COUNT * 2 )
 112
 113 #define PROCESSOR_PM_REGS_COUNT_POWERPC_7400 \
 114             (PROCESSOR_PM_REGS_COUNT * 3 )
 115
 116 typedef unsigned int processor_temperature_data_t;
 117 typedef unsigned int *processor_temperature_t;
 118
 119 #define PROCESSOR_TEMPERATURE_COUNT 1
 120
 121 union processor_control_data {
 122         processor_pm_regs_data_t cmd_pm_regs[3];
 123 };
 124
 125 struct processor_control_cmd {
 126     integer_t      cmd_op;
 127     cpu_type_t     cmd_cpu_type;
 128     cpu_subtype_t  cmd_cpu_subtype;
 129     union processor_control_data u;
 130 };
 131
 132 typedef struct processor_control_cmd   processor_control_cmd_data_t;
 133 typedef struct processor_control_cmd   *processor_control_cmd_t;
 134 #define cmd_pm_regs u.cmd_pm_regs;
 135 #define cmd_pm_ctls u.cmd_pm_ctls;
 136
 137 #define PROCESSOR_CONTROL_CMD_COUNT \
 138     (((sizeof(processor_control_cmd_data_t)) - \
 139       (sizeof(union processor_control_data))) / sizeof (integer_t))
 140
 141      /* x should be a processor_pm_regs_t */
 142 #define PERFMON_MMCR0(x)    ((x)[0].u.mmcr0.word)
 143 #define PERFMON_PMC1(x)     ((x)[0].pmc[0].word)
 144 #define PERFMON_PMC2(x)     ((x)[0].pmc[1].word)
 145 #define PERFMON_MMCR1(x)    ((x)[1].u.mmcr1.word)
 146 #define PERFMON_PMC3(x)     ((x)[1].pmc[0].word)
 147 #define PERFMON_PMC4(x)     ((x)[1].pmc[1].word)
 148 #define PERFMON_MMCR2(x)    ((x)[2].u.mmcr2.word)
 149
 150 #define PERFMON_DIS(x)           ((x)[0].u.mmcr0.bits.dis)
 151 #define PERFMON_DP(x)            ((x)[0].u.mmcr0.bits.dp)
 152 #define PERFMON_DU(x)            ((x)[0].u.mmcr0.bits.du)
 153 #define PERFMON_DMS(x)           ((x)[0].u.mmcr0.bits.dms)
 154 #define PERFMON_DMR(x)           ((x)[0].u.mmcr0.bits.dmr)
 155 #define PERFMON_THRESHOLD(x)     ((x)[0].u.mmcr0.bits.threshold)
 156 #define PERFMON_PMC1SELECT(x)    ((x)[0].u.mmcr0.bits.pmc1select)
 157 #define PERFMON_PMC2SELECT(x)    ((x)[0].u.mmcr0.bits.pmc2select)
 158 #define PERFMON_PMC3SELECT(x)    ((x)[1].u.mmcr1.bits.pmc3select)
 159 #define PERFMON_PMC4SELECT(x)    ((x)[1].u.mmcr1.bits.pmc4select)
 160 #define PERFMON_THRESHMULT(x)    ((x)[2].u.mmcr2.bits.threshmult)
 161 #define PERFMON_PMC1_CV(x)       ((x)[0].u.pmc[0].bits.cv)
 162 #define PERFMON_PMC2_CV(x)       ((x)[0].u.pmc[1].bits.cv)
 163 #define PERFMON_PMC3_CV(x)       ((x)[1].u.pmc[0].bits.cv)
 164 #define PERFMON_PMC4_CV(x)       ((x)[1].u.pmc[1].bits.cv)
 165
 166 #endif  /* _MACH_PPC_PROCESSOR_INFO_H_ */
 167