From: David Gibson <david@gibson.dropbear.id.au>
To: Milton Miller <miltonm@bga.com>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>,
Rob Landley <rob@landley.net>
Subject: Re: [PATCH 13/15] bootwrapper: attach an empty vmlinux
Date: Mon, 24 Sep 2007 14:03:45 +1000 [thread overview]
Message-ID: <20070924040345.GL8058@localhost.localdomain> (raw)
In-Reply-To: <boot-8-13.miltonm@bga.com>
On Fri, Sep 21, 2007 at 06:06:38PM -0500, Milton Miller wrote:
> Allow the boot wrapper code to be linked without an attached vmlinux.
>
> Rather than invent a new syntax to invoke the wrapper, attach the
> stripped version of empty.o, which produces the same result.
Aiee. Please don't do that. Add a new wrapper option so the vmlinux
is optional instead.
Particularly since...
> Index: kernel/arch/powerpc/boot/wrapper
> ===================================================================
> --- kernel.orig/arch/powerpc/boot/wrapper 2007-09-17 22:11:51.000000000 -0500
> +++ kernel/arch/powerpc/boot/wrapper 2007-09-17 22:12:05.000000000 -0500
> @@ -161,6 +161,13 @@ ps3)
> ;;
> esac
>
> +if [ "$kernel" = $object/empty.o ] ; then
> + ext=bin
> + objflags="-O binary"
> + gzip=
> +fi
Making the vmlinux empty.o *isn't* just a matter of doing that but
also has other side effects as above.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
next prev parent reply other threads:[~2007-09-24 4:03 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-21 23:02 [PATCH 0/15] bootwrapper: kexec and external payloads Milton Miller
2007-09-21 23:03 ` [PATCH 1/15] boot: find initrd location from device-tree Milton Miller
2007-09-24 2:58 ` David Gibson
2007-09-24 5:50 ` Rob Landley
2007-09-24 8:02 ` Milton Miller
2007-09-25 3:27 ` David Gibson
2007-09-26 5:49 ` Milton Miller
2007-09-21 23:03 ` [PATCH 2/15] boot: record header bytes in gunzip_start Milton Miller
2007-09-24 2:59 ` David Gibson
2007-09-21 23:03 ` [PATCH 3/15] boot: simplfy gunzip_finish Milton Miller
2007-09-21 23:03 ` [PATCH 4/15] bootwrapper: smp support code Milton Miller
2007-09-21 23:04 ` [PATCH 5/15] bootwrapper: occuppied memory ranges Milton Miller
2007-09-24 3:09 ` David Gibson
2007-09-24 9:33 ` Milton Miller
2007-09-21 23:04 ` [PATCH 6/15] bootwrapper: help for 64 bit cpus Milton Miller
2007-09-24 3:14 ` David Gibson
2007-09-21 23:04 ` [PATCH 7/15] bootwrapper: Add kexec callable zImage wrapper Milton Miller
2007-09-24 3:23 ` David Gibson
2007-09-21 23:05 ` [PATCH 8/15] bootwrapper: convert flatdevtree to version 16 Milton Miller
2007-09-24 3:36 ` David Gibson
2007-09-24 6:54 ` Milton Miller
2007-09-25 3:46 ` David Gibson
2007-09-26 16:19 ` Milton Miller
2007-09-27 2:45 ` David Gibson
2007-09-27 15:44 ` Milton Miller
2007-09-28 2:40 ` David Gibson
2007-09-28 15:16 ` Milton Miller
2007-10-03 5:29 ` David Gibson
2007-09-21 23:05 ` [PATCH 9/15] bootwrapper: rtas support Milton Miller
2007-09-24 3:46 ` David Gibson
2007-09-21 23:05 ` [PATCH 10/15] bootwrapper: add cpio file extraction library Milton Miller
2007-09-21 23:06 ` [PATCH 11/15] bootwrapper: allow vmlinuz to be an external payload Milton Miller
2007-09-21 23:06 ` [PATCH 12/15] bootwrapper: kexec extract vmlinux from initramfs Milton Miller
2007-09-21 23:06 ` [PATCH 13/15] bootwrapper: attach an empty vmlinux Milton Miller
2007-09-24 4:03 ` David Gibson [this message]
2007-09-21 23:08 ` [PATCH 14/15] boot: add a hook to start cpus Milton Miller
2007-09-21 23:08 ` [PATCH 15/15] bootwrapper: recheck for command line after fixups Milton Miller
2007-09-21 23:08 ` [PATCH 1/2] qemu platform, v2 Milton Miller
2007-09-22 9:55 ` Christoph Hellwig
2007-09-22 19:16 ` Rob Landley
2007-09-23 4:27 ` Paul Mackerras
2007-09-23 22:01 ` Rob Landley
2007-09-28 16:53 ` Segher Boessenkool
2007-09-28 20:14 ` Rob Landley
2007-10-01 5:33 ` David Gibson
2007-10-17 20:28 ` Grant Likely
2007-10-17 23:09 ` Rob Landley
2007-10-18 9:59 ` Matt Sealey
2007-10-18 17:19 ` Milton Miller
2007-10-18 17:29 ` Grant Likely
2007-10-19 6:28 ` Rob Landley
2007-09-24 4:00 ` David Gibson
2007-09-24 7:46 ` Christoph Hellwig
2007-09-24 9:48 ` Milton Miller
2007-09-21 23:08 ` [PATCH 2/2] qemu platform rom, v2 Milton Miller
-- strict thread matches above, loose matches on Subject: below --
2007-07-10 22:07 [PATCH 0/15] bootwrapper: support for kexec to zImage Milton Miller
2007-07-10 22:12 ` [PATCH 13/15] bootwrapper: attach an empty vmlinux Milton Miller
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