/* SPDX-License-Identifier: LGPL-2.1-only */
/******************************************************************************
 * DSDT for Xen with Qemu device model
 *
 * Copyright (c) 2004, Intel Corporation.
 */

DefinitionBlock ("DSDT.aml", "DSDT", 2, "Xen", "HVM", 0)
{
    Name (\PMBS, 0x0C00)
    Name (\PMLN, 0x08)
    Name (\IOB1, 0x00)
    Name (\IOL1, 0x00)
    Name (\APCB, 0xFEC00000)
    Name (\APCL, 0x00010000)
    Name (\PUID, 0x00)


    Scope (\_SB)
    {

        /* Fix HCT test for 0x400 pci memory:
         * - need to report low 640 MB mem as motherboard resource
         */
       Device(MEM0)
       {
           Name(_HID, EISAID("PNP0C02"))
           Name(_CRS, ResourceTemplate() {
               QWordMemory(
                    ResourceConsumer, PosDecode, MinFixed,
                    MaxFixed, Cacheable, ReadWrite,
                    0x00000000,
                    0x00000000,
                    0x0009ffff,
                    0x00000000,
                    0x000a0000)
           })
       }

       Device (PCI0)
       {
           Name (_HID, EisaId ("PNP0A03"))
           Name (_UID, 0x00)
           Name (_ADR, 0x00)
           Name (_BBN, 0x00)

           /* Make cirrues VGA S3 suspend/resume work in Windows XP/2003 */
           Device (VGA)
           {
               Name (_ADR, 0x00020000)

               Method (_S1D, 0, NotSerialized)
               {
                   Return (0x00)
               }
               Method (_S2D, 0, NotSerialized)
               {
                   Return (0x00)
               }
               Method (_S3D, 0, NotSerialized)
               {
                   Return (0x00)
               }
           }

           Method (_CRS, 0, NotSerialized)
           {
               Store (ResourceTemplate ()
               {
                   /* bus number is from 0 - 255*/
                   WordBusNumber(
                        ResourceProducer, MinFixed, MaxFixed, SubDecode,
                        0x0000,
                        0x0000,
                        0x00FF,
                        0x0000,
                        0x0100)
                    IO (Decode16, 0x0CF8, 0x0CF8, 0x01, 0x08)
                    WordIO(
                        ResourceProducer, MinFixed, MaxFixed, PosDecode,
                        EntireRange,
                        0x0000,
                        0x0000,
                        0x0CF7,
                        0x0000,
                        0x0CF8)
                    WordIO(
                        ResourceProducer, MinFixed, MaxFixed, PosDecode,
                        EntireRange,
                        0x0000,
                        0x0D00,
                        0xFFFF,
                        0x0000,
                        0xF300)

                    /* reserve memory for pci devices */
                    DWordMemory(
                        ResourceProducer, PosDecode, MinFixed, MaxFixed,
                        WriteCombining, ReadWrite,
                        0x00000000,
                        0x000A0000,
                        0x000BFFFF,
                        0x00000000,
                        0x00020000)

                    DWordMemory(
                        ResourceProducer, PosDecode, MinFixed, MaxFixed,
                        NonCacheable, ReadWrite,
                        0x00000000,
                        0xF0000000,
                        0xF4FFFFFF,
                        0x00000000,
                        0x05000000,
                        ,, _Y01)

                    QWordMemory (
                        ResourceProducer, PosDecode, MinFixed, MaxFixed,
                        NonCacheable, ReadWrite,
                        0x0000000000000000,
                        0x0000000FFFFFFFF0,
                        0x0000000FFFFFFFFF,
                        0x0000000000000000,
                        0x0000000000000010,
                        ,, _Y02)

                }, Local1)

                CreateDWordField(Local1, \_SB.PCI0._CRS._Y01._MIN, MMIN)
                CreateDWordField(Local1, \_SB.PCI0._CRS._Y01._MAX, MMAX)
                CreateDWordField(Local1, \_SB.PCI0._CRS._Y01._LEN, MLEN)

                Store(\_SB.PMIN, MMIN)
                Store(\_SB.PLEN, MLEN)
                Add(MMIN, MLEN, MMAX)
                Subtract(MMAX, One, MMAX)

                /*
                 * WinXP / Win2K3 blue-screen for operations on 64-bit values.
                 * Therefore we need to split the 64-bit calculations needed
                 * here, but different iasl versions evaluate name references
                 * to integers differently:
                 * Year (approximate)          2006    2008    2012
                 * \_SB.PCI0._CRS._Y02         zero   valid   valid
                 * \_SB.PCI0._CRS._Y02._MIN   valid   valid    huge
                 */
                If(LEqual(Zero, \_SB.PCI0._CRS._Y02)) {
                    Subtract(\_SB.PCI0._CRS._Y02._MIN, 14, Local0)
                } Else {
                    Store(\_SB.PCI0._CRS._Y02, Local0)
                }
                CreateDWordField(Local1, Add(Local0, 14), MINL)
                CreateDWordField(Local1, Add(Local0, 18), MINH)
                CreateDWordField(Local1, Add(Local0, 22), MAXL)
                CreateDWordField(Local1, Add(Local0, 26), MAXH)
                CreateDWordField(Local1, Add(Local0, 38), LENL)
                CreateDWordField(Local1, Add(Local0, 42), LENH)

                Store(\_SB.LMIN, MINL)
                Store(\_SB.HMIN, MINH)
                Store(\_SB.LLEN, LENL)
                Store(\_SB.HLEN, LENH)
                Add(MINL, LENL, MAXL)
                Add(MINH, LENH, MAXH)
                If(LLess(MAXL, MINL)) {
                    Add(MAXH, One, MAXH)
                }
                If(LOr(MINH, LENL)) {
                    If(LEqual(MAXL, 0)) {
                        Subtract(MAXH, One, MAXH)
                    }
                    Subtract(MAXL, One, MAXL)
                }

                Return (Local1)
            }

            Device(HPET) {
                Name(_HID,  EISAID("PNP0103"))
                Name(_UID, 0)
                Method (_STA, 0, NotSerialized) {
                    If(LEqual(\_SB.HPET, 0)) {
                        Return(0x00)
                    } Else {
                        Return(0x0F)
                    }
                }
                Name(_CRS, ResourceTemplate() {
                    DWordMemory(
                        ResourceConsumer, PosDecode, MinFixed, MaxFixed,
                        NonCacheable, ReadWrite,
                        0x00000000,
                        0xFED00000,
                        0xFED003FF,
                        0x00000000,
                        0x00000400 /* 1K memory: FED00000 - FED003FF */
                    )
                })
            }

            Device (ISA)
            {
                Name (_ADR, 0x00010000) /* device 1, fn 0 */

                OperationRegion(PIRQ, PCI_Config, 0x60, 0x4)
                Scope(\) {
                    Field (\_SB.PCI0.ISA.PIRQ, ByteAcc, NoLock, Preserve) {
                        PIRA, 8,
                        PIRB, 8,
                        PIRC, 8,
                        PIRD, 8
                    }
                }
                Device (SYSR)
                {
                    Name (_HID, EisaId ("PNP0C02"))
                    Name (_UID, 0x01)
                    Name (CRS, ResourceTemplate ()
                    {
                        /* TODO: list hidden resources */
                        IO (Decode16, 0x0010, 0x0010, 0x00, 0x10)
                        IO (Decode16, 0x0022, 0x0022, 0x00, 0x0C)
                        IO (Decode16, 0x0030, 0x0030, 0x00, 0x10)
                        IO (Decode16, 0x0044, 0x0044, 0x00, 0x1C)
                        IO (Decode16, 0x0062, 0x0062, 0x00, 0x02)
                        IO (Decode16, 0x0065, 0x0065, 0x00, 0x0B)
                        IO (Decode16, 0x0072, 0x0072, 0x00, 0x0E)
                        IO (Decode16, 0x0080, 0x0080, 0x00, 0x01)
                        IO (Decode16, 0x0084, 0x0084, 0x00, 0x03)
                        IO (Decode16, 0x0088, 0x0088, 0x00, 0x01)
                        IO (Decode16, 0x008C, 0x008C, 0x00, 0x03)
                        IO (Decode16, 0x0090, 0x0090, 0x00, 0x10)
                        IO (Decode16, 0x00A2, 0x00A2, 0x00, 0x1C)
                        IO (Decode16, 0x00E0, 0x00E0, 0x00, 0x10)
                        IO (Decode16, 0x08A0, 0x08A0, 0x00, 0x04)
                        IO (Decode16, 0x0CC0, 0x0CC0, 0x00, 0x10)
                        IO (Decode16, 0x04D0, 0x04D0, 0x00, 0x02)
                    })
                    Method (_CRS, 0, NotSerialized)
                    {
                        Return (CRS)
                    }
                }

                Device (PIC)
                {
                    Name (_HID, EisaId ("PNP0000"))
                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x0020, 0x0020, 0x01, 0x02)
                        IO (Decode16, 0x00A0, 0x00A0, 0x01, 0x02)
                        IRQNoFlags () {2}
                    })
                }

                Device (DMA0)
                {
                    Name (_HID, EisaId ("PNP0200"))
                    Name (_CRS, ResourceTemplate ()
                    {
                        DMA (Compatibility, BusMaster, Transfer8) {4}
                        IO (Decode16, 0x0000, 0x0000, 0x00, 0x10)
                        IO (Decode16, 0x0081, 0x0081, 0x00, 0x03)
                        IO (Decode16, 0x0087, 0x0087, 0x00, 0x01)
                        IO (Decode16, 0x0089, 0x0089, 0x00, 0x03)
                        IO (Decode16, 0x008F, 0x008F, 0x00, 0x01)
                        IO (Decode16, 0x00C0, 0x00C0, 0x00, 0x20)
                        IO (Decode16, 0x0480, 0x0480, 0x00, 0x10)
                    })
                }

                Device (TMR)
                {
                    Name (_HID, EisaId ("PNP0100"))
                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x0040, 0x0040, 0x00, 0x04)
                        IRQNoFlags () {0}
                    })
                }

                Device (RTC)
                {
                    Name (_HID, EisaId ("PNP0B00"))
                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x0070, 0x0070, 0x00, 0x02)
                        IRQNoFlags () {8}
                    })
                }

                Device (SPKR)
                {
                    Name (_HID, EisaId ("PNP0800"))
                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x0061, 0x0061, 0x00, 0x01)
                    })
                }

                Device (PS2M)
                {
                    Name (_HID, EisaId ("PNP0F13"))
                    Name (_CID, 0x130FD041)
                    Method (_STA, 0, NotSerialized)
                    {
                        Return (0x0F)
                    }

                    Name (_CRS, ResourceTemplate ()
                    {
                        IRQNoFlags () {12}
                    })
                }

                Device (PS2K)
                {
                    Name (_HID, EisaId ("PNP0303"))
                    Name (_CID, 0x0B03D041)
                    Method (_STA, 0, NotSerialized)
                    {
                        Return (0x0F)
                    }

                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x0060, 0x0060, 0x00, 0x01)
                        IO (Decode16, 0x0064, 0x0064, 0x00, 0x01)
                        IRQNoFlags () {1}
                    })
                }

                Device (FDC0)
                {
                    Name (_HID, EisaId ("PNP0700"))
                    Method (_STA, 0, NotSerialized)
                    {
                          Return (0x0F)
                    }

                    Name (_CRS, ResourceTemplate ()
                    {
                        IO (Decode16, 0x03F0, 0x03F0, 0x01, 0x06)
                        IO (Decode16, 0x03F7, 0x03F7, 0x01, 0x01)
                        IRQNoFlags () {6}
                        DMA (Compatibility, NotBusMaster, Transfer8) {2}
                    })
                }

                Device (UAR1)
                {
                    Name (_HID, EisaId ("PNP0501"))
                    Name (_UID, 0x01)
                    Method (_STA, 0, NotSerialized)
                    {
                        If(LEqual(\_SB.UAR1, 0)) {
                            Return(0x00)
                        } Else {
                            Return(0x0F)
                        }
                    }

                    Name (_CRS, ResourceTemplate()
                    {
                        IO (Decode16, 0x03F8, 0x03F8, 8, 8)
                        IRQNoFlags () {4}
                    })
                }

                Device (UAR2)
                {
                    Name (_HID, EisaId ("PNP0501"))
                    Name (_UID, 0x02)
                    Method (_STA, 0, NotSerialized)
                    {
                        If(LEqual(\_SB.UAR2, 0)) {
                            Return(0x00)
                        } Else {
                            Return(0x0F)
                        }
                    }

                    Name (_CRS, ResourceTemplate()
                    {
                        IO (Decode16, 0x02F8, 0x02F8, 8, 8)
                        IRQNoFlags () {3}
                    })
                }

                Device (LTP1)
                {
                    Name (_HID, EisaId ("PNP0400"))
                    Name (_UID, 0x02)
                    Method (_STA, 0, NotSerialized)
                    {
                        If(LEqual(\_SB.LTP1, 0)) {
                            Return(0x00)
                        } Else {
                            Return(0x0F)
                        }
                    }

                    Name (_CRS, ResourceTemplate()
                    {
                        IO (Decode16, 0x0378, 0x0378, 0x08, 0x08)
                        IRQNoFlags () {7}
                    })
                }

                Device(VGID) {
                    Name(_HID, EisaId ("XEN0000"))
                    Name(_UID, 0x00)
                    Name(_CID, "VM_Gen_Counter")
                    Name(_DDN, "VM_Gen_Counter")
                    Method(_STA, 0, NotSerialized)
                    {
                        If(LEqual(\_SB.VGIA, 0x00000000)) {
                            Return(0x00)
                        } Else {
                            Return(0x0F)
                        }
                    }
                    Name(PKG, Package ()
                    {
                        0x00000000,
                        0x00000000
                    })
                    Method(ADDR, 0, NotSerialized)
                    {
                        Store(\_SB.VGIA, Index(PKG, 0))
                        Return(PKG)
                    }
                }
            }
        }
    }
    /* _S3 and _S4 are in separate SSDTs */
    Name (\_S5, Package (0x04) {
        0x00,  /* PM1a_CNT.SLP_TYP */
        0x00,  /* PM1b_CNT.SLP_TYP */
        0x00,  /* reserved */
        0x00   /* reserved */
    })
    Name(PICD, 0)
    Method(_PIC, 1) {
        Store(Arg0, PICD)
    }
}
