Vlv2TbltDevicePkg/PlatformDxe/SensorVar.c

   1 /** @file
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   This program and the accompanying materials are licensed and made available under
   6   the terms and conditions of the BSD License that accompanies this distribution.
   7   The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13
  14 Module Name:
  15
  16
  17   SensorVar.c
  18
  19 Abstract:
  20
  21   Initialization for the Sensor Info variable.
  22
  23 Revision History
  24
  25 --*/
  26
  27 #include "PlatformDxe.h"
  28 #include "Guid/SensorInfoVariable.h"
  29
  30 //
  31 // Sensor Information (board specific)
  32 //
  33
  34 #define TEMPERATURE_SENSORS_COUNT       4
  35 #define VOLTAGE_SENSORS_COUNT           6
  36 #define FAN_SENSORS_COUNT               4
  37 #define FAN_CONTROLLERS_COUNT           3
  38
  39 TYPEDEF_TEMP_SENSOR_SECTION(TEMPERATURE_SENSORS_COUNT);
  40 TYPEDEF_VOLT_SENSOR_SECTION(VOLTAGE_SENSORS_COUNT);
  41 TYPEDEF_FAN_SENSOR_SECTION(FAN_SENSORS_COUNT);
  42 TYPEDEF_FAN_CONTROLLER_SECTION(FAN_CONTROLLERS_COUNT);
  43 TYPEDEF_SENSOR_INFO_VAR;
  44
  45 SENSOR_INFO_VAR               mSensorInfoData =
  46 {
  47           //
  48     // Temperature Sensors
  49     //
  50     TEMPERATURE_SENSORS_COUNT,
  51     {
  52         { 0, 3, CPU_CORE_TEMPERATURE,            TRUE  },
  53         { 0, 1, MOTHERBOARD_AMBIENT_TEMPERATURE, FALSE },
  54         { 0, 2, VR_TEMPERATURE,                  FALSE },
  55         { 0, 0, IOH_TEMPERATURE,                 FALSE }
  56     },
  57
  58     //
  59     // Voltage Sensors
  60     //
  61     VOLTAGE_SENSORS_COUNT,
  62     {
  63         { 0, 0, PLUS_12_VOLTS       },
  64         { 0, 1, PLUS_5_VOLTS        },
  65         { 0, 2, PLUS_3P3_VOLTS      },
  66         { 0, 3, MCH_VCC_VOLTAGE     },
  67         { 0, 4, CPU_1_VCCP_VOLTAGE  },
  68         { 0, 5, CPU_VTT_VOLTAGE     }
  69     },
  70
  71     //
  72     // Fan Speed Sensors
  73     //
  74     FAN_SENSORS_COUNT,
  75     {
  76         { 0, 0, CPU_COOLING_FAN,    FAN_4WIRE,         0 },
  77         { 0, 1, AUX_COOLING_FAN,    FAN_4WIRE,         1 },
  78         { 0, 2, CHASSIS_INLET_FAN,  FAN_3WIRE_VOLTAGE, 1 },
  79         { 0, 3, CHASSIS_OUTLET_FAN, FAN_3WIRE_VOLTAGE, 2 }
  80     },
  81
  82     //
  83     // Fan Speed Controllers
  84     //
  85     FAN_CONTROLLERS_COUNT,
  86     {
  87         { 0, 0, CPU_COOLING_FAN,     { 0, 0xff, 0xff, 0xff } },
  88         { 0, 1, CHASSIS_COOLING_FAN, { 1,    2, 0xff, 0xff } },
  89         { 0, 2, CHASSIS_COOLING_FAN, { 3, 0xff, 0xff, 0xff } }
  90     }
  91 };
  92
  93 /**
  94
  95   Write the Sensor Info variable if it does not already exist.
  96
  97 **/
  98 VOID
  99 InitializeSensorInfoVariable (
 100   )
 101 {
 102   //
 103   // Set the Sensor Info variable.  If it already exists and the data matches,
 104   // the variable driver will simply return without writing; otherwise, the
 105   // driver will write the variable.
 106   //
 107   gRT->SetVariable (
 108          gEfiSensorInfoVarNameWithPassword,
 109          &gEfiSensorInfoVarGuid,
 110          EFI_VARIABLE_NON_VOLATILE |
 111          EFI_VARIABLE_BOOTSERVICE_ACCESS |
 112          EFI_VARIABLE_RUNTIME_ACCESS,
 113          sizeof (SENSOR_INFO_VAR),
 114          &mSensorInfoData
 115          );
 116 }
 117