[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 7/9] pc: ACPI: expose PRST IO range via _CRS
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH 7/9] pc: ACPI: expose PRST IO range via _CRS |
Date: |
Thu, 9 Jan 2014 17:36:37 +0100 |
.. so OSPM could notice resource conflict if there is any.
Signed-off-by: Igor Mammedov <address@hidden>
---
v2:
* use define for DEVICE name to make it more descriptive
* define _STA as present,functioning, decoding, not shown in UI
---
hw/i386/acpi-dsdt-cpu-hotplug.dsl | 14 +++++++++++++-
1 files changed, 13 insertions(+), 1 deletions(-)
diff --git a/hw/i386/acpi-dsdt-cpu-hotplug.dsl
b/hw/i386/acpi-dsdt-cpu-hotplug.dsl
index 1dfbb4f..f91eafd 100644
--- a/hw/i386/acpi-dsdt-cpu-hotplug.dsl
+++ b/hw/i386/acpi-dsdt-cpu-hotplug.dsl
@@ -16,6 +16,7 @@
/****************************************************************
* CPU hotplug
****************************************************************/
+#define CPU_HOTPLUG_RESOURCE_DEVICE PRES
Scope(\_SB) {
/* Objects filled in by run-time generated SSDT */
@@ -52,7 +53,8 @@ Scope(\_SB) {
Sleep(200)
}
- OperationRegion(PRST, SystemIO, CPU_STATUS_BASE, 32)
+#define CPU_STATUS_LEN 32
+ OperationRegion(PRST, SystemIO, CPU_STATUS_BASE, CPU_STATUS_LEN)
Field(PRST, ByteAcc, NoLock, Preserve) {
PRS, 256
}
@@ -89,4 +91,14 @@ Scope(\_SB) {
Increment(Local0)
}
}
+
+ Device(CPU_HOTPLUG_RESOURCE_DEVICE) {
+ Name(_HID, "ACPI0004")
+
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN)
+ })
+
+ Name(_STA, 0xB) /* present, functioning, decoding, not shown in UI */
+ }
}
--
1.7.1
- [Qemu-devel] [PATCH 0/9 v3] pc: CPU hotplug support for Q35, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 1/9] acpi: factor out common cpu hotplug code for PIIX4/Q35, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 2/9] acpi: ich9: add CPU hotplug handling to Q35 machine, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 3/9] pc: make: fix dependencies: rebuild when included file is changed, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 5/9] pc: PIIX DSDT: exclude CPU/PCI hotplug & GPE0 IO range from PCI bus resources, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 4/9] pc: set PRST base in DSDT depending on chipset, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 6/9] pc: Q35 DSDT: exclude CPU hotplug IO range from PCI bus resources, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 8/9] pc: ACPI: unify source of CPU hotplug IO base/len, Igor Mammedov, 2014/01/09
- [Qemu-devel] [PATCH 7/9] pc: ACPI: expose PRST IO range via _CRS,
Igor Mammedov <=
- [Qemu-devel] [PATCH 9/9] pc: ACPI: update acpi-dsdt.hex.generated q35-acpi-dsdt.hex.generated, Igor Mammedov, 2014/01/09
- Re: [Qemu-devel] [PATCH 0/9 v3] pc: CPU hotplug support for Q35, Michael S. Tsirkin, 2014/01/16