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[Qemu-devel] [PULL v2 26/35] pc: ACPI: expose PRST IO range via _CRS
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] [PULL v2 26/35] pc: ACPI: expose PRST IO range via _CRS |
Date: |
Sun, 26 Jan 2014 18:06:47 +0200 |
From: Igor Mammedov <address@hidden>
.. so OSPM could notice resource conflict if there is any.
Signed-off-by: Igor Mammedov <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
hw/i386/acpi-dsdt-cpu-hotplug.dsl | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
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 */
+ }
}
--
MST
- [Qemu-devel] [PULL v2 15/35] acpi unit-test: do not fail on asl mismatch, (continued)
- [Qemu-devel] [PULL v2 15/35] acpi unit-test: do not fail on asl mismatch, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 17/35] pci: add pci_for_each_bus_depth_first, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 18/35] pcihp: generalization of piix4 acpi, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 19/35] piix4: add acpi pci hotplug support, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 20/35] acpi-build: enable hotplug for PCI bridges, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 21/35] acpi: factor out common cpu hotplug code for PIIX4/Q35, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 22/35] acpi: ich9: add CPU hotplug handling to Q35 machine, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 23/35] pc: set PRST base in DSDT depending on chipset, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 24/35] pc: PIIX DSDT: exclude CPU/PCI hotplug & GPE0 IO range from PCI bus resources, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 25/35] pc: Q35 DSDT: exclude CPU hotplug IO range from PCI bus resources, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 26/35] pc: ACPI: expose PRST IO range via _CRS,
Michael S. Tsirkin <=
- [Qemu-devel] [PULL v2 27/35] pc: ACPI: unify source of CPU hotplug IO base/len, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 28/35] pc: ACPI: update acpi-dsdt.hex.generated q35-acpi-dsdt.hex.generated, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 29/35] acpi-test: update expected AML since recent changes, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 30/35] hw/pci: fix error flow in pci multifunction init, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 31/35] pc: Save size of RAM below 4GB, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 32/35] acpi: Fix PCI hole handling on build_srat(), Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 33/35] q35: gigabyte alignment for ram, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 34/35] q35: document gigabyte_align, Michael S. Tsirkin, 2014/01/26
- [Qemu-devel] [PULL v2 35/35] MAINTAINERS: add self as virtio co-maintainer, Michael S. Tsirkin, 2014/01/26
- Re: [Qemu-devel] [PULL v2 00/35] acpi, pci, pc, virtio fixes and enhancements, Michael S. Tsirkin, 2014/01/28