linux-kernel - Re: [RFC PATCH 04/14] ACPI: Add ACPI 5.0 Time and Alarm Device driver

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Message-ID: <52CB929C.6050403@zytor.com>
Date:	Mon, 06 Jan 2014 21:37:32 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	joeyli <jlee@...e.com>
CC:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Matt Fleming <matt@...sole-pimps.org>,
	Matthew Garrett <matthew.garrett@...ula.com>, Elliott@...com,
	samer.el-haj-mahmoud@...com, Oliver Neukum <oneukum@...e.de>,
	werner@...e.com, trenn@...e.de, JBeulich@...e.com,
	linux-kernel@...r.kernel.org, rtc-linux@...glegroups.com,
	x86@...nel.org,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	linux-acpi@...r.kernel.org
Subject: Re: [RFC PATCH 04/14] ACPI: Add ACPI 5.0 Time and Alarm Device driver

On 01/06/2014 12:58 AM, joeyli wrote:
> 於 二，2013-12-31 於 16:42 -0800，H. Peter Anvin 提到：
>> On 12/19/2013 09:41 PM, joeyli wrote:
>>>>
>>>> What platform do you have that has TAD support?  I am wondering how this
>>>> was tested.
>>>>
>>>
>>> It's a testing platform that's only support get/set time functions of
>>> ACPI TAD.
>>>
>>
>> It would be really, really good to get this into Qemu (either SeaBIOS or
>> OVMF, or ideally both) so we can have anyone test.
>>
>> 	-hpa
> 
> I will try to add to OVMF first.
> 

For the record, I posted a patch to Qemu about a year ago to store the
timezone in the CMOS, which might be useful for this implementation.  It
was rejected because of no firmware support, so if you implement it for
OVMF we can (update and) push this patch again.

	-hpa




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