From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: support for drives larger than 2TiB Date: Sun, 25 Jul 2010 11:53:53 -0700 Message-ID: <4C4C8841.60206@zytor.com> References: <4C4AB952.9030705@kernel.org> <4C4BEF61.5010203@kernel.org> <4C4BF0D2.1070503@zytor.com> <1280046384.2139.0.camel@lithium.local.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from terminus.zytor.com ([198.137.202.10]:54464 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752170Ab0GYSyJ (ORCPT ); Sun, 25 Jul 2010 14:54:09 -0400 In-Reply-To: <1280046384.2139.0.camel@lithium.local.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: alex.buell@munted.org.uk Cc: Tejun Heo , Yuhong Bao , jeff@garzik.org, ben.collins@ubuntu.com, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, hmh@debian.org On 07/25/2010 01:26 AM, Alex Buell wrote: > On Sun, 2010-07-25 at 01:07 -0700, H. Peter Anvin wrote: >> >> Syslinux 4 supports it with full 64-bit capabilities. SeaBIOS (used >> in >> Qemu/KVM) supports it, and I know at least some hardware/firmware RAID >> solutions support it; I recently got access to a 3 TB SATA drive but >> due to NDA requirements I can't reveal the results of that testing. > > Yes but is it possible to boot from a complete 4k sector with the new > standards? Yes, but currently there are no 4k *logical* sector products on the market (and $DEITY knows how many BIOSes would handle them correctly.) The BIOS interfaces should handle them fine, though. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.