From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 6/7] compressed: rename barebox target to zbarebox and zbarebox.bin
Date: Mon, 23 Jul 2012 08:41:34 +0200 [thread overview]
Message-ID: <20120723064134.GO22657@game.jcrosoft.org> (raw)
In-Reply-To: <20120723063523.GV30009@pengutronix.de>
On 08:35 Mon 23 Jul , Sascha Hauer wrote:
> On Mon, Jul 23, 2012 at 06:26:02AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > Today we link to whole barebox and rely on gcc to cleanup via it's garbage
> > collector.
> > Now we specify only what is needed and introduce a new directory with source
> > only related to the compressed target.
> >
> > Build it in arch/<arm>/compressed
> > Rebuild all the needed object.
> >
> > Keep the previous target untouched.
> > This fix the modules support and allow custom flags for each file.
> >
> > Import string functions from linux 3.4 (arch/arm/boot/compressed/string.c) and
> > implement a dummy panic.
>
> This does not work on all targets having a lowlevel init:
>
> arch/arm/compressed/start.o: In function `reset':
> start.c:(.text_bare_init.text+0x28): undefined reference to `board_init_lowlevel'
>
> Why don't we simply do this:
>
>
> diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> index 647c536..12869b3 100644
> --- a/arch/arm/Makefile
> +++ b/arch/arm/Makefile
> @@ -150,11 +150,9 @@ TEXT_BASE = $(CONFIG_TEXT_BASE)
>
> CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE)
>
> -ifndef CONFIG_MODULES
> # Add cleanup flags
> CPPFLAGS += -fdata-sections -ffunction-sections
> LDFLAGS_barebox += -static --gc-sections
> -endif
you can not do this as this break modules
for board_init_lowlevel we need to add it to the decompressor
Best Regards,
J.
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next prev parent reply other threads:[~2012-07-23 6:41 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-23 4:20 [PATCH 0/7 V2] compressed image update Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:25 ` [PATCH 1/7] stddev: make it selectable via Kconfig Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:25 ` [PATCH 2/7] decompress_unlzo: define decompress_unlzo as decompress Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:25 ` [PATCH 3/7] compressed image: factorise compressor type Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:26 ` [PATCH 4/7] decompressor: import malloc/free implementation for linux 3.4 Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:26 ` [PATCH 5/7] ARM: add early malloc support needed by the decompressor Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:26 ` [PATCH 6/7] compressed: rename barebox target to zbarebox and zbarebox.bin Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 6:35 ` Sascha Hauer
2012-07-23 6:41 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-07-23 7:16 ` Sascha Hauer
2012-07-23 8:02 ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 8:05 ` Sascha Hauer
2012-07-23 8:18 ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 8:22 ` Sascha Hauer
2012-07-23 9:08 ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 9:05 ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-23 4:26 ` [PATCH 7/7] compressed image: add gzip support Jean-Christophe PLAGNIOL-VILLARD
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