From: "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
To: joeyli <jlee-IBi9RG/b67k@public.gmane.org>
Cc: "Rafael J. Wysocki" <rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org>,
Alessandro Zummo
<a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org>,
Matt Fleming
<matt-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>,
Matthew Garrett
<matthew.garrett-05XSO3Yj/JvQT0dZR+AlfA@public.gmane.org>,
Elliott-VXdhtT5mjnY@public.gmane.org,
samer.el-haj-mahmoud-VXdhtT5mjnY@public.gmane.org,
Oliver Neukum <oneukum-l3A5Bk7waGM@public.gmane.org>,
werner-IBi9RG/b67k@public.gmane.org,
trenn-l3A5Bk7waGM@public.gmane.org,
JBeulich-IBi9RG/b67k@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
"linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Borislav Petkov <bp-l3A5Bk7waGM@public.gmane.org>
Subject: Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME
Date: Thu, 19 Dec 2013 20:22:08 -0800 [thread overview]
Message-ID: <52B3C5F0.1060303@zytor.com> (raw)
In-Reply-To: <1387512357.3539.4317.camel-ONCj+Eqt86TasUa73XJKwA@public.gmane.org>
On 12/19/2013 08:05 PM, joeyli wrote:
>
> Then that means the priority of PNP0B0x is higher then "CMOS RTC Not
> Present" flag. ACPI spec doesn't have clear definition on this.
>
According to the Microsoft requirements documents, such a platform is
broken and shouldn't exist.
> I look forward to Borislav's "EFI runtime mapping" to fix the physical
> address accessing issue of EFI time service on x86_64 machines. I tested
> his patches on a issue machine and it works for walk around BIOS bug.
>
> Can we use EFI time services on x86_64 after Borislav's patches accepted
> to mainline?
>
No.
-hpa
WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: joeyli <jlee@suse.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Alessandro Zummo <a.zummo@towertech.it>,
Matt Fleming <matt@console-pimps.org>,
Matthew Garrett <matthew.garrett@nebula.com>,
Elliott@hp.com, samer.el-haj-mahmoud@hp.com,
Oliver Neukum <oneukum@suse.de>,
werner@suse.com, trenn@suse.de, JBeulich@suse.com,
linux-kernel@vger.kernel.org, rtc-linux@googlegroups.com,
x86@kernel.org,
"linux-efi@vger.kernel.org" <linux-efi@vger.kernel.org>,
linux-acpi@vger.kernel.org, Borislav Petkov <bp@suse.de>
Subject: Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME
Date: Thu, 19 Dec 2013 20:22:08 -0800 [thread overview]
Message-ID: <52B3C5F0.1060303@zytor.com> (raw)
In-Reply-To: <1387512357.3539.4317.camel@linux-s257.site>
On 12/19/2013 08:05 PM, joeyli wrote:
>
> Then that means the priority of PNP0B0x is higher then "CMOS RTC Not
> Present" flag. ACPI spec doesn't have clear definition on this.
>
According to the Microsoft requirements documents, such a platform is
broken and shouldn't exist.
> I look forward to Borislav's "EFI runtime mapping" to fix the physical
> address accessing issue of EFI time service on x86_64 machines. I tested
> his patches on a issue machine and it works for walk around BIOS bug.
>
> Can we use EFI time services on x86_64 after Borislav's patches accepted
> to mainline?
>
No.
-hpa
next prev parent reply other threads:[~2013-12-20 4:22 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-19 7:43 [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME Lee, Chun-Yi
2013-12-19 7:43 ` Lee, Chun-Yi
[not found] ` <1387439053-8711-1-git-send-email-jlee-IBi9RG/b67k@public.gmane.org>
2013-12-19 7:44 ` [PATCH 01/14] rtc-efi: fix decrease day twice when computing year days Lee, Chun-Yi
2013-12-19 7:44 ` Lee, Chun-Yi
2013-12-19 7:44 ` [PATCH 03/14] rtc: block registration of rtc-cmos when CMOS RTC Not Present Lee, Chun-Yi
2013-12-19 7:44 ` Lee, Chun-Yi
[not found] ` <1387439053-8711-4-git-send-email-jlee-IBi9RG/b67k@public.gmane.org>
2013-12-19 14:38 ` H. Peter Anvin
2013-12-19 14:38 ` H. Peter Anvin
[not found] ` <6fc9a2f9-eae7-4588-a092-f338053ec96a-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2013-12-20 3:54 ` joeyli
2013-12-20 3:54 ` joeyli
2013-12-20 4:20 ` H. Peter Anvin
2013-12-20 4:20 ` H. Peter Anvin
2013-12-19 14:59 ` [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME H. Peter Anvin
[not found] ` <52B309EB.90300-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-12-19 16:04 ` Alessandro Zummo
2013-12-19 16:04 ` Alessandro Zummo
2013-12-20 4:05 ` joeyli
2013-12-20 4:05 ` joeyli
[not found] ` <1387512357.3539.4317.camel-ONCj+Eqt86TasUa73XJKwA@public.gmane.org>
2013-12-20 4:22 ` H. Peter Anvin [this message]
2013-12-20 4:22 ` H. Peter Anvin
[not found] ` <52B3C5F0.1060303-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-12-20 5:38 ` joeyli
2013-12-20 5:38 ` joeyli
[not found] ` <1387517916.3539.4446.camel-ONCj+Eqt86TasUa73XJKwA@public.gmane.org>
2013-12-20 21:10 ` H. Peter Anvin
2013-12-20 21:10 ` H. Peter Anvin
[not found] ` <52B4B242.5010002-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-12-20 21:25 ` H. Peter Anvin
2013-12-20 21:25 ` H. Peter Anvin
2013-12-20 21:45 ` Rafael J. Wysocki
2013-12-20 21:45 ` Rafael J. Wysocki
2013-12-20 21:43 ` H. Peter Anvin
[not found] ` <52B4BA0A.1030902-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-12-20 21:50 ` Matt Fleming
2013-12-20 21:50 ` Matt Fleming
[not found] ` <20131220215056.GA29501-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2013-12-20 22:18 ` Rafael J. Wysocki
2013-12-20 22:18 ` Rafael J. Wysocki
[not found] ` <3476450.BMEcId2Lgj-sKB8Sp2ER+y1GS7QM15AGw@public.gmane.org>
2013-12-21 12:21 ` Matt Fleming
2013-12-21 12:21 ` Matt Fleming
2014-01-12 0:30 ` [RFT][PATCH] ACPI / init: Run acpi_early_init() before efi_enter_virtual_mode() (was: Re: [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME) Rafael J. Wysocki
[not found] ` <2530951.HFPX8MI38t-sKB8Sp2ER+y1GS7QM15AGw@public.gmane.org>
2014-01-12 9:06 ` Borislav Petkov
2014-01-12 9:06 ` Borislav Petkov
2014-01-14 2:04 ` Toshi Kani
[not found] ` <1389665096.1792.271.camel-RbGIw1UOYPVo/CpIj0byZw@public.gmane.org>
2014-01-14 16:25 ` Toshi Kani
2014-01-14 16:25 ` Toshi Kani
2014-01-12 11:05 ` Matt Fleming
2014-01-12 11:05 ` Matt Fleming
2014-01-17 12:20 ` Matt Fleming
2014-01-14 4:09 ` joeyli
2014-01-14 4:09 ` joeyli
[not found] ` <1389672548.24105.252.camel-ONCj+Eqt86TasUa73XJKwA@public.gmane.org>
2014-01-14 16:50 ` Rafael J. Wysocki
2014-01-14 16:50 ` Rafael J. Wysocki
2014-01-14 18:00 ` [RFT][PATCH] ACPI / init: Run acpi_early_init() before efi_enter_virtual_mode() H. Peter Anvin
2014-01-14 18:00 ` H. Peter Anvin
2014-01-14 20:32 ` Toshi Kani
[not found] ` <1389731547.1792.296.camel-RbGIw1UOYPVo/CpIj0byZw@public.gmane.org>
2014-01-15 7:18 ` joeyli
2014-01-15 7:18 ` joeyli
[not found] ` <2787644.ytU7M33B4r-sKB8Sp2ER+y1GS7QM15AGw@public.gmane.org>
2013-12-21 2:43 ` [RFC PATCH 00/14] Support timezone of ACPI TAD and EFI TIME joeyli
2013-12-21 2:43 ` joeyli
2013-12-20 10:53 ` Thomas Renninger
2013-12-20 10:53 ` Thomas Renninger
2013-12-20 22:15 ` H. Peter Anvin
2013-12-20 22:15 ` H. Peter Anvin
2013-12-20 15:16 ` Matthew Garrett
2013-12-20 15:16 ` Matthew Garrett
2013-12-20 16:57 ` H. Peter Anvin
2013-12-20 16:57 ` H. Peter Anvin
2013-12-20 16:58 ` Matthew Garrett
2013-12-20 16:58 ` Matthew Garrett
2013-12-20 20:29 ` H. Peter Anvin
2013-12-20 20:29 ` H. Peter Anvin
[not found] ` <a049daea-a713-4d06-b35f-61f3bec06ba9-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org>
2013-12-20 20:32 ` Matthew Garrett
2013-12-20 20:32 ` Matthew Garrett
2013-12-20 21:14 ` H. Peter Anvin
2013-12-20 21:12 ` H. Peter Anvin
2013-12-20 21:12 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2013-12-19 7:51 Lee, Chun-Yi
2013-12-19 7:51 ` Lee, Chun-Yi
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