qemu/roms/seabios/src/fw/ssdt-misc.dsl

   1 ACPI_EXTRACT_ALL_CODE ssdp_misc_aml
   2
   3 DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1)
   4 {
   5
   6 /****************************************************************
   7  * PCI memory ranges
   8  ****************************************************************/
   9
  10     Scope(\) {
  11        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_start
  12        Name(P0S, 0x12345678)
  13        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_end
  14        Name(P0E, 0x12345678)
  15        ACPI_EXTRACT_NAME_BYTE_CONST acpi_pci64_valid
  16        Name(P1V, 0x12)
  17        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_start
  18        Name(P1S, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  19        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_end
  20        Name(P1E, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  21        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_length
  22        Name(P1L, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  23     }
  24
  25
  26 /****************************************************************
  27  * Suspend
  28  ****************************************************************/
  29
  30     Scope(\) {
  31     /*
  32      * S3 (suspend-to-ram), S4 (suspend-to-disk) and S5 (power-off) type codes:
  33      * must match piix4 emulation.
  34      */
  35
  36         ACPI_EXTRACT_NAME_STRING acpi_s3_name
  37         Name(_S3, Package(0x04) {
  38             One,  /* PM1a_CNT.SLP_TYP */
  39             One,  /* PM1b_CNT.SLP_TYP */
  40             Zero,  /* reserved */
  41             Zero   /* reserved */
  42         })
  43         ACPI_EXTRACT_NAME_STRING acpi_s4_name
  44         ACPI_EXTRACT_PKG_START acpi_s4_pkg
  45         Name(_S4, Package(0x04) {
  46             0x2,  /* PM1a_CNT.SLP_TYP */
  47             0x2,  /* PM1b_CNT.SLP_TYP */
  48             Zero,  /* reserved */
  49             Zero   /* reserved */
  50         })
  51         Name(_S5, Package(0x04) {
  52             Zero,  /* PM1a_CNT.SLP_TYP */
  53             Zero,  /* PM1b_CNT.SLP_TYP */
  54             Zero,  /* reserved */
  55             Zero   /* reserved */
  56         })
  57     }
  58
  59     External(\_SB.PCI0, DeviceObj)
  60     External(\_SB.PCI0.ISA, DeviceObj)
  61
  62     Scope(\_SB.PCI0.ISA) {
  63         Device(PEVT) {
  64             Name(_HID, "QEMU0001")
  65             /* PEST will be patched to be Zero if no such device */
  66             ACPI_EXTRACT_NAME_WORD_CONST ssdt_isa_pest
  67             Name(PEST, 0xFFFF)
  68             OperationRegion(PEOR, SystemIO, PEST, 0x01)
  69             Field(PEOR, ByteAcc, NoLock, Preserve) {
  70                 PEPT,   8,
  71             }
  72
  73             Method(_STA, 0, NotSerialized) {
  74                 Store(PEST, Local0)
  75                 If (LEqual(Local0, Zero)) {
  76                     Return (0x00)
  77                 } Else {
  78                     Return (0x0F)
  79                 }
  80             }
  81
  82             Method(RDPT, 0, NotSerialized) {
  83                 Store(PEPT, Local0)
  84                 Return (Local0)
  85             }
  86
  87             Method(WRPT, 1, NotSerialized) {
  88                 Store(Arg0, PEPT)
  89             }
  90
  91             Name(_CRS, ResourceTemplate() {
  92                 IO(Decode16, 0x00, 0x00, 0x01, 0x01, IO)
  93             })
  94
  95             CreateWordField(_CRS, IO._MIN, IOMN)
  96             CreateWordField(_CRS, IO._MAX, IOMX)
  97
  98             Method(_INI, 0, NotSerialized) {
  99                 Store(PEST, IOMN)
 100                 Store(PEST, IOMX)
 101             }
 102         }
 103     }
 104 }