From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 6AD3113838B for ; Fri, 3 Oct 2014 23:39:05 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8DD43E0885; Fri, 3 Oct 2014 23:38:58 +0000 (UTC) Received: from uberouter3.guranga.net (unknown [81.19.48.176]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 4BD18E0858 for ; Fri, 3 Oct 2014 23:38:56 +0000 (UTC) Received: from [192.168.1.10] (86-40-94-34-dynamic.b-ras1.mgr.mullingar.eircom.net [86.40.94.34]) (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by uberouter3.guranga.net (Postfix) with ESMTPSA id 9F381417 for ; Sat, 4 Oct 2014 00:38:50 +0100 (BST) Message-ID: <542F337B.80506@thegeezer.net> Date: Sat, 04 Oct 2014 00:38:35 +0100 From: thegeezer User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.8.0 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 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Re: [OT] Making a bootable USB flash drive from ISO image References: <20141002222412.6e07e903@hactar.digimed.co.uk> <20141002233019.1891d34e@digimed.co.uk> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Archives-Salt: 213db51a-90c6-4c84-a078-f88629869c05 X-Archives-Hash: 91528eabf3f5034b5d1fe46453ce059a On 03/10/14 16:19, James wrote: > Neil Bothwick digimed.co.uk> writes: > > > >> I was also wrong in stating I use isohybrid for the LXFDVDs. I used to >> but since switching to using GRUB to boot the DVDs, there is no need for >> it. GRUB bootable DVD ISOs can boot from USB sticks by default. > Neil, > > Can you elaborate? For example how do you know a given *.iso* is grub > bootable? All ISO files are grub2 bootable. however, once booted, they need to be aware to search for the iso file itself as otherwise they search for cdrom/files > It there a test? Is there a list? Just burn it to a usbstick > and test? google for grub2 iso bootable mydistro windows boots but gets confused gentoo minimal works fine but you need to pass correct parameters > Justuse a tool such as the aforementioned "isohybrid" can convert > any *.iso* to a grub bootable? I like the idea of one image (iso) being > able to install via MBR or grub. > i like to boot ubuntu / gentoo by having various iso files listed and changing grub config > How do you control the file system; set it up first on the target HDD/SDD? > Which tool do you use, as part of the usb package? gptfdisk (gdisk)? download iso tell grub2 about iso location >> That must be a UEFI bootable disc. ISOs can have all sorts of strange >> setups > Your telling me? So when did the gentoo liveDVD become "grub bootable" ? > Again, How do you know what a given images is capable, as the details of > so many seem to poor--> 2----> undocumented......? > > Have you ever tried "pentoo-installer" off of a live gentoo dvd ? > with any usb iso? > > > curiously, > James > > > > > hth grub2-mkconfig is a pita but the iso boot by itself redeems itself