osfmk/mach/ppc/processor_info.h

   1 /*
   2  * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 /*
  24  *      File:   mach/ppc/processor_info.h
  25  *
  26  *      Data structure definitions for ppc specific processor control
  27  */
  28
  29 #ifndef _MACH_PPC_PROCESSOR_INFO_H_
  30 #define _MACH_PPC_PROCESSOR_INFO_H_
  31
  32 #include <mach/machine.h>
  33 #include <mach/message.h>
  34
  35 #ifdef  PRIVATE
  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  * XXX - These have not been updated for ppc64.
  46  */
  47
  48 typedef union {
  49         unsigned int word;
  50         struct {
  51                 unsigned int dis        : 1;
  52                 unsigned int dp         : 1;
  53                 unsigned int du         : 1;
  54                 unsigned int dms        : 1;
  55                 unsigned int dmr        : 1;
  56                 unsigned int reserved3  : 1;        /* enint         */
  57                 unsigned int reserved4  : 1;        /* discount      */
  58                 unsigned int reserved5  : 2;        /* rtcselect     */
  59                 unsigned int reserved6  : 1;        /* intonbittrans */
  60                 unsigned int threshold  : 6;
  61                 unsigned int reserved7  : 1;        /* pmc1intcontrol */
  62                 unsigned int reserved8  : 1;        /* pmcintcontrol  */
  63                 unsigned int reserved9  : 1;        /* pmctrigger     */
  64                 unsigned int pmc1select : 7;
  65                 unsigned int pmc2select : 6;
  66         }bits;
  67 }mmcr0_t;
  68
  69 typedef union {
  70         unsigned int word;
  71         struct {
  72                 unsigned int pmc3select : 5;
  73                 unsigned int pmc4select : 5;
  74                 unsigned int reserved   : 22;
  75         }bits;
  76 }mmcr1_t;
  77
  78 typedef union {
  79         unsigned int word;
  80         struct {
  81                 unsigned int threshmult  : 1;
  82                 unsigned int reserved    : 31;
  83         }bits;
  84 }mmcr2_t;
  85
  86 typedef union {
  87         unsigned int word;
  88         struct {
  89                 unsigned int ov : 1;        /* overflow value */
  90                 unsigned int cv : 31;       /* countervalue */
  91         }bits;
  92 }pmcn_t;
  93
  94
  95
  96 /* Processor Performance Monitor Registers definitions */
  97
  98 struct processor_pm_regs {
  99       union {
 100         mmcr0_t mmcr0;
 101         mmcr1_t mmcr1;
 102         mmcr2_t mmcr2;
 103       }u;
 104       pmcn_t pmc[2];
 105 };
 106
 107 typedef struct processor_pm_regs processor_pm_regs_data_t;
 108 typedef struct processor_pm_regs *processor_pm_regs_t;
 109 #define PROCESSOR_PM_REGS_COUNT ((mach_msg_type_number_t) \
 110         (sizeof(processor_pm_regs_data_t) / sizeof (unsigned int)))
 111
 112 #define PROCESSOR_PM_REGS_COUNT_POWERPC_750 \
 113             (PROCESSOR_PM_REGS_COUNT * 2 )
 114
 115 #define PROCESSOR_PM_REGS_COUNT_POWERPC_7400 \
 116             (PROCESSOR_PM_REGS_COUNT * 3 )
 117
 118 union processor_control_data {
 119         processor_pm_regs_data_t cmd_pm_regs[3];
 120 };
 121
 122 struct processor_control_cmd {
 123     integer_t      cmd_op;
 124     cpu_type_t     cmd_cpu_type;
 125     cpu_subtype_t  cmd_cpu_subtype;
 126     union processor_control_data u;
 127 };
 128
 129 typedef struct processor_control_cmd   processor_control_cmd_data_t;
 130 typedef struct processor_control_cmd   *processor_control_cmd_t;
 131 #define cmd_pm_regs u.cmd_pm_regs;
 132 #define cmd_pm_ctls u.cmd_pm_ctls;
 133
 134 #define PROCESSOR_CONTROL_CMD_COUNT ((mach_msg_type_number_t) \
 135     (((sizeof(processor_control_cmd_data_t)) - \
 136       (sizeof(union processor_control_data))) / sizeof (integer_t)))
 137
 138      /* x should be a processor_pm_regs_t */
 139 #define PERFMON_MMCR0(x)    ((x)[0].u.mmcr0.word)
 140 #define PERFMON_PMC1(x)     ((x)[0].pmc[0].word)
 141 #define PERFMON_PMC2(x)     ((x)[0].pmc[1].word)
 142 #define PERFMON_MMCR1(x)    ((x)[1].u.mmcr1.word)
 143 #define PERFMON_PMC3(x)     ((x)[1].pmc[0].word)
 144 #define PERFMON_PMC4(x)     ((x)[1].pmc[1].word)
 145 #define PERFMON_MMCR2(x)    ((x)[2].u.mmcr2.word)
 146
 147 #define PERFMON_DIS(x)           ((x)[0].u.mmcr0.bits.dis)
 148 #define PERFMON_DP(x)            ((x)[0].u.mmcr0.bits.dp)
 149 #define PERFMON_DU(x)            ((x)[0].u.mmcr0.bits.du)
 150 #define PERFMON_DMS(x)           ((x)[0].u.mmcr0.bits.dms)
 151 #define PERFMON_DMR(x)           ((x)[0].u.mmcr0.bits.dmr)
 152 #define PERFMON_THRESHOLD(x)     ((x)[0].u.mmcr0.bits.threshold)
 153 #define PERFMON_PMC1SELECT(x)    ((x)[0].u.mmcr0.bits.pmc1select)
 154 #define PERFMON_PMC2SELECT(x)    ((x)[0].u.mmcr0.bits.pmc2select)
 155 #define PERFMON_PMC3SELECT(x)    ((x)[1].u.mmcr1.bits.pmc3select)
 156 #define PERFMON_PMC4SELECT(x)    ((x)[1].u.mmcr1.bits.pmc4select)
 157 #define PERFMON_THRESHMULT(x)    ((x)[2].u.mmcr2.bits.threshmult)
 158 #define PERFMON_PMC1_CV(x)       ((x)[0].u.pmc[0].bits.cv)
 159 #define PERFMON_PMC2_CV(x)       ((x)[0].u.pmc[1].bits.cv)
 160 #define PERFMON_PMC3_CV(x)       ((x)[1].u.pmc[0].bits.cv)
 161 #define PERFMON_PMC4_CV(x)       ((x)[1].u.pmc[1].bits.cv)
 162
 163 typedef unsigned int processor_temperature_data_t;
 164 typedef unsigned int *processor_temperature_t;
 165
 166 #define PROCESSOR_TEMPERATURE_COUNT 1
 167
 168 #endif  /* PRIVATE */
 169
 170 #endif  /* _MACH_PPC_PROCESSOR_INFO_H_ */