[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller

From: li guang
Subject: Re: [Qemu-devel] [PATCH 0/4] add ACPI Embedded Controller
Date: Fri, 24 May 2013 08:34:49 +0800

Hi, Andreas, Paolo

As you have commented on the raw RFC patch before,
can you also give some comments on these?

and all who are interested in this topic(ACPI EC),

waiting for you comments

Thanks a lot!

在 2013-05-22三的 11:46 +0800,liguang写道:
> 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.

reply via email to

[Prev in Thread] Current Thread [Next in Thread]