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Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller |
Date: |
Fri, 24 May 2013 14:45:29 +0300 |
On Wed, May 22, 2013 at 11:46:33AM +0800, liguang wrote:
> These patches try to add ACPI Embedded Controller (EC),
> refer-to:
> ACPI SPEC v5 chapter 5
> "ACPI Embedded Controller Interface Specification"
>
> EC is a standard ACPI device, it plays flexible roles,
> e.g.
> power controller, it can control power sequence for
> platform to enter or leave system state(0,1,3,4,5),
> it can controller CPU fan by the temperature of sensor.
> event carrier, it can pass events between platform
> and OS, so OS can execute _Qxx method which defined
> by yourself.
>
> So, I want to deliver CPU online/offline event between
> OS and QEMU for CPU hotplug feature, then we will don't
> need to "echo 1 > /sys/devices/system/cpu/cpu1/online"
> again after 'cpu-add'.
>
> patches for online/offline event handler of QEUM and
> linux kernel are writing, and will send once finished.
>
> since EC is a common device, so I send pathes separately.
Do any non-linux guests support this device?
--
MST
- Re: [Qemu-devel] [PATCH 2/4] acpi/gpe: expand bits of gpe register, (continued)
- [Qemu-devel] [PATCH 1/4] acpi: add ACPI Embedded Controller support, liguang, 2013/05/21
- [Qemu-devel] [PATCH 3/4] ich9: add notifer for ec to generate sci, liguang, 2013/05/21
- [Qemu-devel] [PATCH 4/4][seabios] ec: add ASL for ACPI Embedded Controller, liguang, 2013/05/21
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/23
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller,
Michael S. Tsirkin <=
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/26
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, Anthony Liguori, 2013/05/26
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/26
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, Igor Mammedov, 2013/05/27
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/27
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, Igor Mammedov, 2013/05/28
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/28
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, Igor Mammedov, 2013/05/28
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, li guang, 2013/05/28
- Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller, Michael S. Tsirkin, 2013/05/27