projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| bef3492d IM |
1 | /* |
| 2 | * Memory hotplug ACPI DSDT static objects definitions | |
| 3 | * | |
| 4 | * Copyright ProfitBricks GmbH 2012 | |
| 5 | * Copyright (C) 2013-2014 Red Hat Inc | |
| 6 | * | |
| 7 | * This library is free software; you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU Lesser General Public | |
| 9 | * License as published by the Free Software Foundation; either | |
| 10 | * version 2 of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * This library is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | * Lesser General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU Lesser General Public | |
| 18 | * License along with this library; if not, see <http://www.gnu.org/licenses/> | |
| 19 | */ | |
| 20 | ||
| 21 | /* This file is the basis for the ssdt_mem[] variable in src/acpi.c. | |
| 22 | * It defines the contents of the memory device object. At | |
| 23 | * runtime, a dynamically generated SSDT will contain one copy of this | |
| 24 | * AML snippet for every possible memory device in the system. The | |
| 25 | * objects will be placed in the \_SB_ namespace. | |
| 26 | * | |
| 27 | * In addition to the aml code generated from this file, the | |
| 28 | * src/acpi.c file creates a MTFY method with an entry for each memdevice: | |
| 29 | * Method(MTFY, 2) { | |
| 30 | * If (LEqual(Arg0, 0x00)) { Notify(MP00, Arg1) } | |
| 31 | * If (LEqual(Arg0, 0x01)) { Notify(MP01, Arg1) } | |
| 32 | * ... | |
| 33 | * } | |
| 34 | */ | |
| 35 | #include "hw/acpi/pc-hotplug.h" | |
| 36 | ||
| 37 | ACPI_EXTRACT_ALL_CODE ssdm_mem_aml | |
| 38 | ||
| 39 | DefinitionBlock ("ssdt-mem.aml", "SSDT", 0x02, "BXPC", "CSSDT", 0x1) | |
| 40 | { | |
| 41 | ||
| 41d2f713 HT |
42 | External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_CRS_METHOD, MethodObj) |
| 43 | External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_STATUS_METHOD, MethodObj) | |
| 44 | External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_OST_METHOD, MethodObj) | |
| 45 | External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_PROXIMITY_METHOD, MethodObj) | |
| bef3492d IM |
46 | |
| 47 | Scope(\_SB) { | |
| 48 | /* v------------------ DO NOT EDIT ------------------v */ | |
| 49 | ACPI_EXTRACT_DEVICE_START ssdt_mem_start | |
| 50 | ACPI_EXTRACT_DEVICE_END ssdt_mem_end | |
| 51 | ACPI_EXTRACT_DEVICE_STRING ssdt_mem_name | |
| 52 | Device(MPAA) { | |
| 53 | ACPI_EXTRACT_NAME_STRING ssdt_mem_id | |
| 54 | Name(_UID, "0xAA") | |
| 55 | /* ^------------------ DO NOT EDIT ------------------^ | |
| 56 | * Don't change the above without also updating the C code. | |
| 57 | */ | |
| 58 | Name(_HID, EISAID("PNP0C80")) | |
| 59 | ||
| 60 | Method(_CRS, 0) { | |
| 41d2f713 | 61 | Return(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_CRS_METHOD(_UID)) |
| bef3492d IM |
62 | } |
| 63 | ||
| 64 | Method(_STA, 0) { | |
| 41d2f713 | 65 | Return(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_STATUS_METHOD(_UID)) |
| bef3492d IM |
66 | } |
| 67 | ||
| 68 | Method(_PXM, 0) { | |
| 41d2f713 | 69 | Return(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_PROXIMITY_METHOD(_UID)) |
| bef3492d IM |
70 | } |
| 71 | ||
| 72 | Method(_OST, 3) { | |
| 41d2f713 | 73 | \_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_OST_METHOD(_UID, Arg0, Arg1, Arg2) |
| bef3492d IM |
74 | } |
| 75 | } | |
| 76 | } | |
| 77 | } |