hw/i386/ssdt-misc.dsl

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11
  12  * You should have received a copy of the GNU General Public License along
  13  * with this program; if not, see <http://www.gnu.org/licenses/>.
  14  */
  15
  16 ACPI_EXTRACT_ALL_CODE ssdp_misc_aml
  17
  18 DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1)
  19 {
  20
  21 /****************************************************************
  22  * PCI memory ranges
  23  ****************************************************************/
  24
  25     Scope(\) {
  26        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_start
  27        Name(P0S, 0x12345678)
  28        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_end
  29        Name(P0E, 0x12345678)
  30        ACPI_EXTRACT_NAME_BYTE_CONST acpi_pci64_valid
  31        Name(P1V, 0x12)
  32        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_start
  33        Name(P1S, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  34        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_end
  35        Name(P1E, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  36        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_length
  37        Name(P1L, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  38     }
  39
  40
  41 /****************************************************************
  42  * Suspend
  43  ****************************************************************/
  44
  45     Scope(\) {
  46     /*
  47      * S3 (suspend-to-ram), S4 (suspend-to-disk) and S5 (power-off) type codes:
  48      * must match piix4 emulation.
  49      */
  50
  51         ACPI_EXTRACT_NAME_STRING acpi_s3_name
  52         Name(_S3, Package(0x04) {
  53             One,  /* PM1a_CNT.SLP_TYP */
  54             One,  /* PM1b_CNT.SLP_TYP */
  55             Zero,  /* reserved */
  56             Zero   /* reserved */
  57         })
  58         ACPI_EXTRACT_NAME_STRING acpi_s4_name
  59         ACPI_EXTRACT_PKG_START acpi_s4_pkg
  60         Name(_S4, Package(0x04) {
  61             0x2,  /* PM1a_CNT.SLP_TYP */
  62             0x2,  /* PM1b_CNT.SLP_TYP */
  63             Zero,  /* reserved */
  64             Zero   /* reserved */
  65         })
  66         Name(_S5, Package(0x04) {
  67             Zero,  /* PM1a_CNT.SLP_TYP */
  68             Zero,  /* PM1b_CNT.SLP_TYP */
  69             Zero,  /* reserved */
  70             Zero   /* reserved */
  71         })
  72     }
  73
  74     External(\_SB.PCI0, DeviceObj)
  75     External(\_SB.PCI0.ISA, DeviceObj)
  76
  77     Scope(\_SB.PCI0.ISA) {
  78         Device(PEVT) {
  79             Name(_HID, "QEMU0001")
  80             /* PEST will be patched to be Zero if no such device */
  81             ACPI_EXTRACT_NAME_WORD_CONST ssdt_isa_pest
  82             Name(PEST, 0xFFFF)
  83             OperationRegion(PEOR, SystemIO, PEST, 0x01)
  84             Field(PEOR, ByteAcc, NoLock, Preserve) {
  85                 PEPT,   8,
  86             }
  87
  88             Method(_STA, 0, NotSerialized) {
  89                 Store(PEST, Local0)
  90                 If (LEqual(Local0, Zero)) {
  91                     Return (0x00)
  92                 } Else {
  93                     Return (0x0F)
  94                 }
  95             }
  96
  97             Method(RDPT, 0, NotSerialized) {
  98                 Store(PEPT, Local0)
  99                 Return (Local0)
 100             }
 101
 102             Method(WRPT, 1, NotSerialized) {
 103                 Store(Arg0, PEPT)
 104             }
 105
 106             Name(_CRS, ResourceTemplate() {
 107                 IO(Decode16, 0x00, 0x00, 0x01, 0x01, IO)
 108             })
 109
 110             CreateWordField(_CRS, IO._MIN, IOMN)
 111             CreateWordField(_CRS, IO._MAX, IOMX)
 112
 113             Method(_INI, 0, NotSerialized) {
 114                 Store(PEST, IOMN)
 115                 Store(PEST, IOMX)
 116             }
 117         }
 118     }
 119 }