audk/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/LPC_DEV.ASL

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/**************************************************************************;
;* *;
;* *;
;* Intel Corporation - ACPI Reference Code for the Baytrail *;
;* Family of Customer Reference Boards. *;
;* *;
;* *;
;* Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved *;
;
; This program and the accompanying materials are licensed and made available under
; the terms and conditions of the BSD License that accompanies this distribution.
; The full text of the license may be found at
; http://opensource.org/licenses/bsd-license.php.
;
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
;
;* *;
;* *;
;**************************************************************************/
Device(FWHD) // Firmware Hub Device
{
Name(_HID,EISAID("INT0800"))
Name(_CRS,ResourceTemplate()
{
Memory32Fixed(ReadOnly,0xFF000000,0x1000000)
})
}
Device(IPIC) // 8259 PIC
{
Name(_HID,EISAID("PNP0000"))
Name(_CRS,ResourceTemplate()
{
IO(Decode16,0x20,0x20,0x01,0x02)
IO(Decode16,0x24,0x24,0x01,0x02)
IO(Decode16,0x28,0x28,0x01,0x02)
IO(Decode16,0x2C,0x2C,0x01,0x02)
IO(Decode16,0x30,0x30,0x01,0x02)
IO(Decode16,0x34,0x34,0x01,0x02)
IO(Decode16,0x38,0x38,0x01,0x02)
IO(Decode16,0x3C,0x3C,0x01,0x02)
IO(Decode16,0xA0,0xA0,0x01,0x02)
IO(Decode16,0xA4,0xA4,0x01,0x02)
IO(Decode16,0xA8,0xA8,0x01,0x02)
IO(Decode16,0xAC,0xAC,0x01,0x02)
IO(Decode16,0xB0,0xB0,0x01,0x02)
IO(Decode16,0xB4,0xB4,0x01,0x02)
IO(Decode16,0xB8,0xB8,0x01,0x02)
IO(Decode16,0xBC,0xBC,0x01,0x02)
IO(Decode16,0x4D0,0x4D0,0x01,0x02)
IRQNoFlags() {2}
})
}
Device(LDRC) // LPC Device Resource Consumption
{
Name(_HID,EISAID("PNP0C02"))
Name(_UID,2)
Name(_CRS,ResourceTemplate()
{
IO(Decode16,0x4E,0x4E,0x1,0x02) // LPC Slot Access.
IO(Decode16,0x61,0x61,0x1,0x1) // NMI Status.
IO(Decode16,0x63,0x63,0x1,0x1) // Processor I/F.
IO(Decode16,0x65,0x65,0x1,0x1) // Processor I/F.
IO(Decode16,0x67,0x67,0x1,0x1) // Processor I/F.
IO(Decode16,0x70,0x70,0x1,0x1) // NMI Enable.
IO(Decode16,0x80,0x80,0x1,0x10) // Postcode.
IO(Decode16,0x92,0x92,0x1,0x1) // Processor I/F.
IO(Decode16,0xB2,0xB2,0x01,0x02) // Software SMI.
IO(Decode16,0x680,0x680,0x1,0x20) // 32 Byte I/O.
IO(Decode16,0x400,0x400,0x1,0x80) // ACPI Base.
IO(Decode16,0x500,0x500,0x1,0xFF) // GPIO Base.
})
}
Device(TIMR) // 8254 Timer
{
Name(_HID,EISAID("PNP0100"))
Name(_CRS,ResourceTemplate()
{
IO(Decode16,0x40,0x40,0x01,0x04)
IO(Decode16,0x50,0x50,0x10,0x04)
IRQNoFlags() {0}
})
}
Device(IUR3) // Internal UART
{
Name(_HID, EISAID("PNP0501"))
Name(_UID,1)
// Status Method for internal UART
Method(_STA,0,Serialized)
{
// Only report resources to the OS if internal UART is
// not set to Disabled in BIOS Setup.
If(LEqual(USEL,0))
{
If(LEqual(PU1E,1))
{
Store(1,UI3E) // Enable IRQ3 for UART
Store(1,UI4E) // Enable IRQ4 for UART
Store(1,C1EN) // Enable UART
Return(0x000F)
}
}
Return(0x0000)
}
// Disable Method for internal UART
Method(_DIS,0,Serialized)
{
Store(0,UI3E)
Store(0,UI4E)
Store(0,C1EN)
}
// Current Resource Setting Method for internal UART
Method(_CRS,0,Serialized)
{
// Create the Buffer that stores the Resources to
// be returned.
Name(BUF0,ResourceTemplate()
{
IO(Decode16,0x03F8,0x03F8,0x01,0x08)
IRQNoFlags() {3}
})
Name(BUF1,ResourceTemplate()
{
IO(Decode16,0x03F8,0x03F8,0x01,0x08)
IRQNoFlags() {4}
})
If (LLessEqual(SRID, 0x04))
{
Return(BUF0)
} Else
{
Return(BUF1)
}
}
}