From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1OCJmR-0004ad-4S for garchives@archives.gentoo.org; Wed, 12 May 2010 21:47:51 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D84DBE072F; Wed, 12 May 2010 21:47:19 +0000 (UTC) Received: from mail-wy0-f181.google.com (mail-wy0-f181.google.com [74.125.82.181]) by pigeon.gentoo.org (Postfix) with ESMTP id 9D1D9E072F for ; Wed, 12 May 2010 21:47:19 +0000 (UTC) Received: by wyf22 with SMTP id 22so425687wyf.40 for ; Wed, 12 May 2010 14:47:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:reply-to:to:subject:date :user-agent:references:in-reply-to:mime-version:content-type :content-transfer-encoding:message-id; bh=FCqQ5niECYInanauGTrAgCeL4A6teeWyeRyohf1rNzg=; b=iOr/prSFR47xEsmKkFYk1bIczo0O+QZAbun9nbkPPkOizF0gEZgRu3KSmQ3+S/KRN+ QiNje6xoELQKMwNlOiOEWLDqIwPojPrRnN7ZitgWca1TkflC/l6CtoSuKszELE7ilv/3 xOHPKf8RluqHeTQeZjPtYwyjNZokkIKqzeGWw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:reply-to:to:subject:date:user-agent:references:in-reply-to :mime-version:content-type:content-transfer-encoding:message-id; b=uLx7VtfPQqJL2Ljcb0agSC4jEaqFCOMEOBu0GkBbNLMFzVXi49SINmyPu9BX3sj7oo TB8lj/hCIjc7ZxTKF9Jt+KO5xAe6BqBRFxAo4B4LiVxUktnnSCbqAiiWD3pfypgKtlV5 D0zs0I8VSJSSk3W+rodCtdVemjOfUeMx/7Vt8= Received: by 10.227.136.16 with SMTP id p16mr7434483wbt.151.1273700839061; Wed, 12 May 2010 14:47:19 -0700 (PDT) Received: from (230.3.169.217.in-addr.arpa [217.169.3.230]) by mx.google.com with ESMTPS id h22sm3748978wbh.21.2010.05.12.14.47.17 (version=TLSv1/SSLv3 cipher=RC4-MD5); Wed, 12 May 2010 14:47:17 -0700 (PDT) From: Mick To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Boot gentoo with GTP Disk label Date: Wed, 12 May 2010 22:47:14 +0100 User-Agent: KMail/1.12.4 (Linux/2.6.33-gentoo-r2; KDE/4.3.5; x86_64; ; ) References: <201005122100.32143.michaelkintzios@gmail.com> In-Reply-To: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1723275.xzqdTT18dk"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <201005122247.15496.michaelkintzios@gmail.com> X-Archives-Salt: 25a895ce-44cf-474c-9b8b-ff62ce1a195b X-Archives-Hash: c125eeb8939f9e20d75bc7222afd3270 --nextPart1723275.xzqdTT18dk Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable On Wednesday 12 May 2010 21:47:41 Paul Hartman wrote: > On Wed, May 12, 2010 at 3:00 PM, Mick wrote: > > On Monday 10 May 2010 17:01:02 Paul Hartman wrote: > >> On Sat, May 8, 2010 at 9:16 AM, claude ang=E9loz > >> > >> wrote: > >> > Hello, > >> > > >> > I installed a gentoo on a very recent system (efi support) . AT the > >> > reception of the laptop it was a disk label msdos, with a boot > >> > partition w** installer ... I changed that against a GPt disk label. > >> > I can install without problem the gentoo , but now it doenst boot. > >> > > >> > I read some docs about gpt,mbr,boot principles and tried some tools > >> > > >> > - install the grub2 masked package and grub-install. > >> > > >> > - a special partion bios_grub as 1st bootable partition. > >> > but actually no succesful... > >> > but in the parted i did not see this "bios_grub" as flag... > >> > > >> > I found some tips from the web , but i guess that was only valid for > >> > a macintel system, not a normal pc with a disk labeled gpt and an e= fi > >> > support. > >> > > >> > I know that it is not required an efi partiton to boot the os with > >> > pc/bios and gpt disk. Or is it false ? > >> > > >> > If anybody has an other idea. Or I must abandon the gpt disk label ? > >> > Is there an equivalent refitr in OS x86 ? > >> > >> I'm using GPT partitions and with the grub-0.97-r9 in Gentoo it has > >> patches to boot from GPT disks. I just did normal grub install as > >> usual and everything seems to work. I'm not using the partition label, > >> though, but only "root (hd0,0)" > > > > Interesting. Does grub install its bootloader into the MBR, or in a GPT > > boot partition? I am not at all familiar with this new way of booting > > systems. >=20 > I think basically GPT is a replacement for MBR, everything basically > works the same way otherwise. GPT has features like redunancy, removes > limits of MBR (no primary/logical designation anymore, no 2TB limit, > etc). I think it has a somewhat MBR-compatible layout in the first > sector so non-GPT-aware things can still partially recognize it. Am I right to assume that your 1st partition on the 1st disk is the GPT boo= t=20 partition and therefore its 1st sector is what would on a conventional disk= be=20 the MBR? =2D-=20 Regards, Mick --nextPart1723275.xzqdTT18dk Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (GNU/Linux) iEYEABECAAYFAkvrIeMACgkQVTDTR3kpaLYPEwCfcqiEs7C8RNTTzYTNfOvvmm1W C20An0+iGsGqNm77DiyiqMECAcledB9R =YvK7 -----END PGP SIGNATURE----- --nextPart1723275.xzqdTT18dk--