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diff --git a/zarb-ml/mageia-dev/2013-January/022084.html b/zarb-ml/mageia-dev/2013-January/022084.html new file mode 100644 index 000000000..ec04d6cc7 --- /dev/null +++ b/zarb-ml/mageia-dev/2013-January/022084.html @@ -0,0 +1,145 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-dev] Grub2 vs. Grub Legacy in M3 + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Grub2%20vs.%20Grub%20Legacy%20in%20M3&In-Reply-To=%3C51051E29.7040003%40zen.co.uk%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="021872.html"> + <LINK REL="Next" HREF="022091.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-dev] Grub2 vs. Grub Legacy in M3</H1> + <B>Barry Jackson</B> + <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Grub2%20vs.%20Grub%20Legacy%20in%20M3&In-Reply-To=%3C51051E29.7040003%40zen.co.uk%3E" + TITLE="[Mageia-dev] Grub2 vs. Grub Legacy in M3">zen25000 at zen.co.uk + </A><BR> + <I>Sun Jan 27 13:31:37 CET 2013</I> + <P><UL> + <LI>Previous message: <A HREF="021872.html">[Mageia-dev] Grub2 vs. Grub Legacy in M3 +</A></li> + <LI>Next message: <A HREF="022091.html">[Mageia-dev] Grub2 vs. Grub Legacy in M3 +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#22084">[ date ]</a> + <a href="thread.html#22084">[ thread ]</a> + <a href="subject.html#22084">[ subject ]</a> + <a href="author.html#22084">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>On 20/01/13 17:42, Maurice Batey wrote: +><i> On Sun, 20 Jan 2013 14:50:06 +0000, Barry Jackson wrote: +</I>><i> +</I>>><i> I repeat - "Installing the grub2 package" +</I>><i> +</I>><i> OK - so you differentiate between "installing with GRUB2" and +</I>><i> "installing the GRUB2 packge? +</I>><i> +</I>I am differentiating between "# urpmi grub2" and the use of the +"grub2-install" command. +><i> Does the former include the latter? +</I>><i> Or do you mean one can install with GRUB Legacy and then go on to +</I>><i> install the GRUB2 *package* (which presumably doesn't do anything but +</I>><i> make itself available for the purposes you described)? +</I>><i> +</I>Exactly, except that it does create a menu and builds it's kernel +(core.img) which it places in the /boot/grub2 directory ready for use. +It does no more than this and does not affect the existing MBR or PBR in +any way. + +>><i> This automatically creates core.img in /boot/grub2/i386-pc/ which +</I>>><i> allows +</I>>><i> you to boot into it from either grub2 using the multiboot command or from +</I>>><i> legacy, using the menu entry shown in the readme. +</I>><i> +</I>><i> What/where is the 'multiboot command'? +</I> +multiboot is a grub2 command to boot using core.img directly. +Below is my entry for Mga3 in my "master" grub2 grub.cfg which is in a +small grub partition at the start of sda. My MBR points to this +partition, so all OS's are either chainloaded or multibooted from the +manually created entries in this grub.cfg + +menuentry 'Mageia-3' { +search --no-floppy --label --set=root mageia-3 +multiboot /boot/grub2/i386-pc/core.img + +My limited understanding is that it is similar to chainloading but does +not need embedded code in the PBR. Since grub2 can read the filesystem +(with the appropriate modules loaded) it can navigate to the location of +core.img and launch it. +A useful side effect is that grub legacy may be installed to the PBR and +used if required, using:- + +menuentry 'Mageia-3 { +search --no-floppy --label --set=root mageia-3 +chainloader +1 +} + +>><i> Did you test it in Mageia as described in the README.Mageia ? +</I>><i> +</I>><i> The GRUB2 I tried was from Ubuntu 12.01 and Mint 13, not Mageia. +</I>><i> +</I>>><i> If you add Mageia (grub2) entry to menu.lst as described and boot into +</I>>><i> the Grub2 menu it will have all your legacy systems listed. Do they +</I>>><i> not boot? . +</I>><i> +</I>><i> Good question. The "GRUB2-to-Grub Legacy' boots I attempted via GRUB2 +</I>><i> in the MBR all failed. +</I>><i> Next time I get the netbook out I will try booting a GRUB Legacy +</I>><i> install via a GRUB Legacy boot menu entry for booting a GRUB2 install. +</I>><i> (Remember, it has GRUB Legacy in the MBR.) +</I> +Yes that's fine +><i> +</I>><i> But I expect the result to be the same as booting GRUB legacy from +</I>><i> GRUB2 in the MBR. +</I>><i> +</I>:<i>\ +</I> +><i> If the failure to boot was caused by a faulty GRUB2 component, as has +</I>><i> been suggested, then the test will have to await my installing Mageia-3 +</I>><i> with GRUB2, which may not happen very soon. +</I>><i> +</I> +Have fun ;) + +Barry +</PRE> + + + + + + + + + + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="021872.html">[Mageia-dev] Grub2 vs. Grub Legacy in M3 +</A></li> + <LI>Next message: <A HREF="022091.html">[Mageia-dev] Grub2 vs. Grub Legacy in M3 +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#22084">[ date ]</a> + <a href="thread.html#22084">[ thread ]</a> + <a href="subject.html#22084">[ subject ]</a> + <a href="author.html#22084">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-dev">More information about the Mageia-dev +mailing list</a><br> +</body></html> |