From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1OrGtG-0002Ky-Uc for mharc-grub-devel@gnu.org; Thu, 02 Sep 2010 17:00:11 -0400 Received: from [140.186.70.92] (port=58516 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OrGtD-0002JV-Po for grub-devel@gnu.org; Thu, 02 Sep 2010 17:00:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OrGtC-00054O-7Q for grub-devel@gnu.org; Thu, 02 Sep 2010 17:00:07 -0400 Received: from mail-fx0-f41.google.com ([209.85.161.41]:49226) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OrGtB-000547-QZ for grub-devel@gnu.org; Thu, 02 Sep 2010 17:00:06 -0400 Received: by fxm3 with SMTP id 3so728725fxm.0 for ; Thu, 02 Sep 2010 14:00:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:subject:references:in-reply-to :x-enigmail-version:content-type; bh=hM1eKzT0ewylvxOheX4SMNoVpnj2P4LotDIsY2n7YJo=; b=biUw7VlEQ/e+5sXNxfvoQc/ErQf11WaV9dOTiecRZf3cf9Eq6oVCC9PKqJ4U01EENk 9O+iYSK6m0k0sUmaAysIfOWr3HbvveIThsBiFiTZjkO8DkDXBSfP6VR4+yCpw012NGk8 HABmOtv7NvmtZ7BfdOx1WZm5tIGiKrXJyQnPI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:x-enigmail-version:content-type; b=BswEY+kQAFWm+0z2FH3QbD3iFiA4/IKJJmRHSIx3iJeDa/SoPgL6bUG+bO5P1BjH7K mHX+WgMZNjZUIADIlf2E8ut3xZGt7JPAc1kGrvJO5P4ppcYsrCIULvY1W+l3BFtMkhzB 5LecJzYiSBQVInluqUD1WHB0mtn6beYn4esEM= Received: by 10.223.112.13 with SMTP id u13mr728511fap.36.1283461204504; Thu, 02 Sep 2010 14:00:04 -0700 (PDT) Received: from debian.bg45.phnet (62-156.62-81.cust.bluewin.ch [81.62.156.62]) by mx.google.com with ESMTPS id c20sm491184fak.33.2010.09.02.14.00.02 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 02 Sep 2010 14:00:03 -0700 (PDT) Message-ID: <4C80104A.2000909@gmail.com> Date: Thu, 02 Sep 2010 22:59:54 +0200 From: =?UTF-8?B?VmxhZGltaXIgJ8+GLWNvZGVyL3BoY29kZXInIFNlcmJpbmVua28=?= User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.11) Gecko/20100805 Icedove/3.0.6 MIME-Version: 1.0 To: grub-devel@gnu.org References: In-Reply-To: X-Enigmail-Version: 1.0.1 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="------------enig72EA1D6E3CB57C15DEC30BF2" X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Subject: Re: status of grub netboot in GRUB2 X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Sep 2010 21:00:08 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig72EA1D6E3CB57C15DEC30BF2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 09/01/2010 10:40 PM, Turner, Ian wrote: > John, > > What happens when you load GRUB from media and then load the pxe module= ?=20 Nothing > Do you get access to the PXE filesystem? No > I think you can even specify the tftp server to use by setting some va= riables. > > =20 AFAIK PXE rom simply isn't designed to be executed without causing it to attempt netboot. It may be possible with some black magic to make it do so, but the resulting code will be very unstable. > --Ian > > (Apologies for the HTML mail - this mail client doesn't support composi= ng plain text messages) > > ----- Original Message ----- > From: grub-devel-bounces+ian.turner=3Ddeshaw.com@gnu.org > To: grub-devel maillist > Sent: Wed Sep 01 11:12:26 2010 > Subject: Re: status of grub netboot in GRUB2 > > > Thanks for the numerous replies. Some comments interspersed and one = question at the end. > > Lennart Sorensen wrote: > > | What is the point of having a bootloader that needs to sit on a disk= on > | a box, when then network boots? With PXE and the like you don't nee= d > | any disk and means you are really net booting. > > There are various situations where PXE is not an answer. Examples - > no PXE in the NIC > The system BIOS can't or won't communicate with my tftp network serv= er - > e.g. maybe this is an Apple IMac which refuses to tftp to my s= erver > and other posters mentioned other reasons. > Basically, I am hoping for what GRUB1 offered - > fetch a linux kernel over the network using tftp under control of GRUB.= > > Ian Turner wrote: > | But I suspect you can boot GRUB from physical media > | and then still activate the PXE module afterwards. > ... > | Netboot works in grub2, but only using the PXE protocol.=20 > > Very interesting - but how? see my question below. > > Vladimir Serbinenko wrote: > | Manoelo Abranches is working on this feature: > | http://bzr.savannah.gnu.org/r/grub/people/mrabran/grub_net/ > > I looked and don't see any content anywhere under that page > or the neighbouring http://bzr.savannah.gnu.org/r/grub/people/phcoder/n= et/.bzr/ > > Lennart Sorensen wrote: > > | Well a neat program for booting over the internet would be gPXE: > | http://boot.kernel.org/ > > Yes and no. It can fetch a kernel over the network, but it's not GRU= B! > - when run in boot program mode, can't be embedded on hard disk (I = think), > has to reside on floppy or CDRom > - I think this mode of use was never its primary intention - it's = designed to be > burned into a eeprom and operate automatically - hence ... > - ... really ugly user interface as compared to GRUB > (no command recall, useless help, no completion, etc) > - strange and apparently sometimes unsuccessful method for building= a version with support > for my NIC - I have to go to some site and "order" it, rather= than configure / make etc. > > Question: is the current (1.98) netboot/PXE functionality documented = somewhere? > I did try reading the 1.98 info but the node for "Network" is empty - > and it seems nothing there in the .texi. Sorry if this is all covered= back in the archives > but I don't see it or it's out of date. > > John > =20 > _______________________________________________ > Grub-devel mailing list > Grub-devel@gnu.org > http://lists.gnu.org/mailman/listinfo/grub-devel > =20 > > > _______________________________________________ > Grub-devel mailing list > Grub-devel@gnu.org > http://lists.gnu.org/mailman/listinfo/grub-devel > =20 --=20 Regards Vladimir '=CF=86-coder/phcoder' Serbinenko --------------enig72EA1D6E3CB57C15DEC30BF2 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iF4EAREKAAYFAkyAEEoACgkQNak7dOguQgnR4AEAkvJa120N/GrOU79BXPuK/Kwl LOlMCKl7bf1JJIPrCSoBAJxYJFSOs0DYiZ+Y+L2WHFdvXV8agY/DceL4Tv0d52rt =RlFK -----END PGP SIGNATURE----- --------------enig72EA1D6E3CB57C15DEC30BF2--