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 #include "hw/acpi/pc-hotplug.h"
  16
  17 ACPI_EXTRACT_ALL_CODE ssdp_misc_aml
  18
  19 DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1)
  20 {
  21
  22 /****************************************************************
  23  * PCI memory ranges
  24  ****************************************************************/
  25
  26     Scope(\) {
  27        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_start
  28        Name(P0S, 0x12345678)
  29        ACPI_EXTRACT_NAME_DWORD_CONST acpi_pci32_end
  30        Name(P0E, 0x12345678)
  31        ACPI_EXTRACT_NAME_BYTE_CONST acpi_pci64_valid
  32        Name(P1V, 0x12)
  33        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_start
  34        Name(P1S, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  35        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_end
  36        Name(P1E, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  37        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_length
  38        Name(P1L, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
  39        ACPI_EXTRACT_NAME_DWORD_CONST ssdt_mctrl_nr_slots
  40        Name(MEMORY_SLOTS_NUMBER, 0x12345678)
  41     }
  42
  43
  44 /****************************************************************
  45  * Suspend
  46  ****************************************************************/
  47
  48     Scope(\) {
  49     /*
  50      * S3 (suspend-to-ram), S4 (suspend-to-disk) and S5 (power-off) type codes:
  51      * must match piix4 emulation.
  52      */
  53
  54         ACPI_EXTRACT_NAME_STRING acpi_s3_name
  55         Name(_S3, Package(0x04) {
  56             One,  /* PM1a_CNT.SLP_TYP */
  57             One,  /* PM1b_CNT.SLP_TYP */
  58             Zero,  /* reserved */
  59             Zero   /* reserved */
  60         })
  61         ACPI_EXTRACT_NAME_STRING acpi_s4_name
  62         ACPI_EXTRACT_PKG_START acpi_s4_pkg
  63         Name(_S4, Package(0x04) {
  64             0x2,  /* PM1a_CNT.SLP_TYP */
  65             0x2,  /* PM1b_CNT.SLP_TYP */
  66             Zero,  /* reserved */
  67             Zero   /* reserved */
  68         })
  69         Name(_S5, Package(0x04) {
  70             Zero,  /* PM1a_CNT.SLP_TYP */
  71             Zero,  /* PM1b_CNT.SLP_TYP */
  72             Zero,  /* reserved */
  73             Zero   /* reserved */
  74         })
  75     }
  76
  77     External(\_SB.PCI0, DeviceObj)
  78     External(\_SB.PCI0.ISA, DeviceObj)
  79
  80     Scope(\_SB.PCI0.ISA) {
  81         Device(PEVT) {
  82             Name(_HID, "QEMU0001")
  83             /* PEST will be patched to be Zero if no such device */
  84             ACPI_EXTRACT_NAME_WORD_CONST ssdt_isa_pest
  85             Name(PEST, 0xFFFF)
  86             OperationRegion(PEOR, SystemIO, PEST, 0x01)
  87             Field(PEOR, ByteAcc, NoLock, Preserve) {
  88                 PEPT,   8,
  89             }
  90
  91             Method(_STA, 0, NotSerialized) {
  92                 Store(PEST, Local0)
  93                 If (LEqual(Local0, Zero)) {
  94                     Return (0x00)
  95                 } Else {
  96                     Return (0x0F)
  97                 }
  98             }
  99
 100             Method(RDPT, 0, NotSerialized) {
 101                 Store(PEPT, Local0)
 102                 Return (Local0)
 103             }
 104
 105             Method(WRPT, 1, NotSerialized) {
 106                 Store(Arg0, PEPT)
 107             }
 108
 109             Name(_CRS, ResourceTemplate() {
 110                 IO(Decode16, 0x00, 0x00, 0x01, 0x01, IO)
 111             })
 112
 113             CreateWordField(_CRS, IO._MIN, IOMN)
 114             CreateWordField(_CRS, IO._MAX, IOMX)
 115
 116             Method(_INI, 0, NotSerialized) {
 117                 Store(PEST, IOMN)
 118                 Store(PEST, IOMX)
 119             }
 120         }
 121     }
 122 }