Vlv2DeviceRefCodePkg/AcpiTablesPCAT/IoTVirtualDevice.asl

   1 /** @file
   2 Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
   3 SPDX-License-Identifier: BSD-2-Clause-Patent
   4
   5 **/
   6
   7 Device(IOTD) {
   8   Name(_HID, "MSFT8000")
   9   Name(_CID, "MSFT8000")
  10
  11   Name(_CRS, ResourceTemplate() {
  12     // Index 0
  13     SPISerialBus(            // Pin 5, 7, 9 , 11 of JP1 for SIO_SPI
  14       1,                     // Device selection
  15       PolarityLow,           // Device selection polarity
  16       FourWireMode,          // wiremode
  17       8,                     // databit len
  18       ControllerInitiated,   // slave mode
  19       8000000,               // Connection speed
  20       ClockPolarityLow,      // Clock polarity
  21       ClockPhaseSecond,      // clock phase
  22       "\\_SB.SPI1",          // ResourceSource: SPI bus controller name
  23       0,                     // ResourceSourceIndex
  24       ResourceConsumer,      // Resource usage
  25       JSPI,                  // DescriptorName: creates name for offset of resource descriptor
  26       )                      // Vendor Data
  27
  28     // Index 1
  29     I2CSerialBus(            // Pin 13, 15 of JP1, for SIO_I2C5 (signal)
  30       0x00,                  // SlaveAddress: bus address (TBD)
  31       ,                      // SlaveMode: default to ControllerInitiated
  32       400000,                // ConnectionSpeed: in Hz
  33       ,                      // Addressing Mode: default to 7 bit
  34       "\\_SB.I2C6",          // ResourceSource: I2C bus controller name (For MinnowBoard Max, hardware I2C5(0-based) is reported as ACPI I2C6(1-based))
  35       ,
  36       ,
  37       JI2C,                  // Descriptor Name: creates name for offset of resource descriptor
  38       )                      // VendorData
  39
  40     // Index 2
  41     UARTSerialBus(           // Pin 17, 19 of JP1, for SIO_UART2
  42       115200,                // InitialBaudRate: in bits ber second
  43       ,                      // BitsPerByte: default to 8 bits
  44       ,                      // StopBits: Defaults to one bit
  45       0xfc,                  // LinesInUse: 8 1-bit flags to declare line enabled
  46       ,                      // IsBigEndian: default to LittleEndian
  47       ,                      // Parity: Defaults to no parity
  48       ,                      // FlowControl: Defaults to no flow control
  49       32,                    // ReceiveBufferSize
  50       32,                    // TransmitBufferSize
  51       "\\_SB.URT2",          // ResourceSource: UART bus controller name
  52       ,
  53       ,
  54       UAR2,                  // DescriptorName: creates name for offset of resource descriptor
  55       )
  56
  57     // Index 3
  58     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO2",) {0}  // Pin 21 of JP1 (GPIO_S5[00])
  59     // Index 4
  60     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO2",) {0}
  61
  62     // Index 5
  63     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO2",) {1}  // Pin 23 of JP1 (GPIO_S5[01])
  64     // Index 6
  65     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO2",) {1}
  66
  67     // Index 7
  68     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO2",) {2}  // Pin 25 of JP1 (GPIO_S5[02])
  69     // Index 8
  70     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO2",) {2}
  71
  72     // Index 9
  73     UARTSerialBus(           // Pin 6, 8, 10, 12 of JP1, for SIO_UART1
  74       115200,                // InitialBaudRate: in bits ber second
  75       ,                      // BitsPerByte: default to 8 bits
  76       ,                      // StopBits: Defaults to one bit
  77       0xfc,                  // LinesInUse: 8 1-bit flags to declare line enabled
  78       ,                      // IsBigEndian: default to LittleEndian
  79       ,                      // Parity: Defaults to no parity
  80       FlowControlHardware,   // FlowControl: Defaults to no flow control
  81       32,                    // ReceiveBufferSize
  82       32,                    // TransmitBufferSize
  83       "\\_SB.URT1",          // ResourceSource: UART bus controller name
  84       ,
  85       ,
  86       UAR1,              // DescriptorName: creates name for offset of resource descriptor
  87       )
  88
  89     // Index 10
  90     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {62}  // Pin 14 of JP1 (GPIO_SC[62])
  91     // Index 11
  92     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {62}
  93
  94     // Index 12
  95     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {63}  // Pin 16 of JP1 (GPIO_SC[63])
  96     // Index 13
  97     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {63}
  98
  99     // Index 14
 100     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {65}  // Pin 18 of JP1 (GPIO_SC[65])
 101     // Index 15
 102     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {65}
 103
 104     // Index 16
 105     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {64}  // Pin 20 of JP1 (GPIO_SC[64])
 106     // Index 17
 107     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {64}
 108
 109     // Index 18
 110     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {94}  // Pin 22 of JP1 (GPIO_SC[94])
 111     // Index 19
 112     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {94}
 113
 114     // Index 20
 115     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {95}  // Pin 24 of JP1 (GPIO_SC[95])
 116     // Index 21
 117     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {95}
 118
 119     // Index 22
 120     GpioIo (Shared, PullDefault, 0, 0, IoRestrictionNone, "\\_SB.GPO0",) {54}  // Pin 26 of JP1 (GPIO_SC[54])
 121     // Index 23
 122     GpioInt(Edge, ActiveBoth, SharedAndWake, PullNone, 0,"\\_SB.GPO0",) {54}
 123   })
 124
 125   Name(_DSD, Package() {
 126     ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
 127     Package(1) {          // Just one Property for IOT (at this time)
 128       Package(2) {      //The \93symbolic-identifiers\94 property
 129         "symbolic-identifiers",
 130         Package() {     //Contains all the <resource index, symbolic-identifier> pairs
 131           0, "SPI0",
 132           1, "I2C5",
 133           2, "UART2",
 134           3, 21,       // Pin 21 of JP1 (GPIO_S5[00])
 135           4, 21,       // Pin 21 for separate resource.
 136           5, 23,       // Pin 23 of JP1 (GPIO_S5[01])
 137           6, 23,
 138           7, 25,       // Pin 25 of JP1 (GPIO_S5[02])
 139           8, 25,
 140           9, "UART1",
 141           10, 14,      // Pin 14 of JP1 (GPIO_SC[62])
 142           11, 14,
 143           12, 16,      // Pin 16 of JP1 (GPIO_SC[63])
 144           13, 16,
 145           14, 18,      // Pin 18 of JP1 (GPIO_SC[65])
 146           15, 18,
 147           16, 20,      // Pin 20 of JP1 (GPIO_SC[64])
 148           17, 20,
 149           18, 22,      // Pin 22 of JP1 (GPIO_SC[94])
 150           19, 22,
 151           20, 24,      // Pin 24 of JP1 (GPIO_SC[95])
 152           21, 24,
 153           22, 26,      // Pin 26 of JP1 (GPIO_SC[54])
 154           23, 26
 155         }
 156       }
 157     }
 158   })
 159
 160   Method(_STA,0,Serialized) {
 161
 162     //
 163     // Only report IoT virtual device when all pins' configuration follows MSFT's datasheet.
 164     //
 165     If (LEqual(IOT, 1)) {
 166       Return (0xF)
 167     }
 168
 169     Return (0x0)
 170   }
 171 }