linux-kernel - Re: [PATCH] rtc: Disable EFI rtc for x86

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Message-ID: <20141110212652.GA9212@srcf.ucam.org>
Date:	Mon, 10 Nov 2014 21:26:53 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Austin S Hemmelgarn <ahferroin7@...il.com>,
	Pali Rohár <pali.rohar@...il.com>,
	Matt Fleming <matt.fleming@...el.com>,
	Borislav Petkov <bp@...en8.de>,
	Mark Salter <msalter@...hat.com>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, linux-efi@...r.kernel.org,
	linux-kernel@...r.kernel.org, Dave Young <dyoung@...hat.com>
Subject: Re: [PATCH] rtc: Disable EFI rtc for x86

On Mon, Nov 10, 2014 at 12:58:39PM -0800, H. Peter Anvin wrote:

> It could also be that the non-CSM BIOS somehow remaps the CMOS registers.

We should be getting that information from ACPI - cmos_pnp_probe() 
doesn't have hardcoded assumptions about registers.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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