Vlv2TbltDevicePkg/PlatformDxe/SensorVar.c

   1 /** @file
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7
   8
   9 Module Name:
  10
  11
  12   SensorVar.c
  13
  14 Abstract:
  15
  16   Initialization for the Sensor Info variable.
  17
  18 Revision History
  19
  20 --*/
  21
  22 #include "PlatformDxe.h"
  23 #include "Guid/SensorInfoVariable.h"
  24
  25 //
  26 // Sensor Information (board specific)
  27 //
  28
  29 #define TEMPERATURE_SENSORS_COUNT       4
  30 #define VOLTAGE_SENSORS_COUNT           6
  31 #define FAN_SENSORS_COUNT               4
  32 #define FAN_CONTROLLERS_COUNT           3
  33
  34 TYPEDEF_TEMP_SENSOR_SECTION(TEMPERATURE_SENSORS_COUNT);
  35 TYPEDEF_VOLT_SENSOR_SECTION(VOLTAGE_SENSORS_COUNT);
  36 TYPEDEF_FAN_SENSOR_SECTION(FAN_SENSORS_COUNT);
  37 TYPEDEF_FAN_CONTROLLER_SECTION(FAN_CONTROLLERS_COUNT);
  38 TYPEDEF_SENSOR_INFO_VAR;
  39
  40 SENSOR_INFO_VAR               mSensorInfoData =
  41 {
  42           //
  43     // Temperature Sensors
  44     //
  45     TEMPERATURE_SENSORS_COUNT,
  46     {
  47         { 0, 3, CPU_CORE_TEMPERATURE,            TRUE  },
  48         { 0, 1, MOTHERBOARD_AMBIENT_TEMPERATURE, FALSE },
  49         { 0, 2, VR_TEMPERATURE,                  FALSE },
  50         { 0, 0, IOH_TEMPERATURE,                 FALSE }
  51     },
  52
  53     //
  54     // Voltage Sensors
  55     //
  56     VOLTAGE_SENSORS_COUNT,
  57     {
  58         { 0, 0, PLUS_12_VOLTS       },
  59         { 0, 1, PLUS_5_VOLTS        },
  60         { 0, 2, PLUS_3P3_VOLTS      },
  61         { 0, 3, MCH_VCC_VOLTAGE     },
  62         { 0, 4, CPU_1_VCCP_VOLTAGE  },
  63         { 0, 5, CPU_VTT_VOLTAGE     }
  64     },
  65
  66     //
  67     // Fan Speed Sensors
  68     //
  69     FAN_SENSORS_COUNT,
  70     {
  71         { 0, 0, CPU_COOLING_FAN,    FAN_4WIRE,         0 },
  72         { 0, 1, AUX_COOLING_FAN,    FAN_4WIRE,         1 },
  73         { 0, 2, CHASSIS_INLET_FAN,  FAN_3WIRE_VOLTAGE, 1 },
  74         { 0, 3, CHASSIS_OUTLET_FAN, FAN_3WIRE_VOLTAGE, 2 }
  75     },
  76
  77     //
  78     // Fan Speed Controllers
  79     //
  80     FAN_CONTROLLERS_COUNT,
  81     {
  82         { 0, 0, CPU_COOLING_FAN,     { 0, 0xff, 0xff, 0xff } },
  83         { 0, 1, CHASSIS_COOLING_FAN, { 1,    2, 0xff, 0xff } },
  84         { 0, 2, CHASSIS_COOLING_FAN, { 3, 0xff, 0xff, 0xff } }
  85     }
  86 };
  87
  88 /**
  89
  90   Write the Sensor Info variable if it does not already exist.
  91
  92 **/
  93 VOID
  94 InitializeSensorInfoVariable (
  95   )
  96 {
  97   //
  98   // Set the Sensor Info variable.  If it already exists and the data matches,
  99   // the variable driver will simply return without writing; otherwise, the
 100   // driver will write the variable.
 101   //
 102   gRT->SetVariable (
 103          gEfiSensorInfoVarNameWithPassword,
 104          &gEfiSensorInfoVarGuid,
 105          EFI_VARIABLE_NON_VOLATILE |
 106          EFI_VARIABLE_BOOTSERVICE_ACCESS |
 107          EFI_VARIABLE_RUNTIME_ACCESS,
 108          sizeof (SENSOR_INFO_VAR),
 109          &mSensorInfoData
 110          );
 111 }
 112