From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 3/3] Replace CONFIG_SYS_GBL_DATA_SIZE by auto-generated value
Date: Tue, 26 Oct 2010 17:22:58 +0200 [thread overview]
Message-ID: <201010261722.58861.sr@denx.de> (raw)
In-Reply-To: <20101026144107.58E851365DB@gemini.denx.de>
Hi Wolfgang,
On Tuesday 26 October 2010 16:41:07 Wolfgang Denk wrote:
> You are right, especially as the resulting start address of the global
> data is usually also used as the top of the internal stack. Guess we
> should align it on 16 bytes, to be sure.
Yes, we already had this 8-byte stack align problem on ARM, IIRC.
> BTW - this uncovers a number of other problems.
>
> commit 800eb096 "POST cleanup." inserts a single data word between
> global data and initial stack, thus also breaking stack alignment.
>
> I think this approach is wrong, the POST word should be made part of
> the global_data instead.
Good idea.
Cheers,
Stefan
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: office at denx.de
next prev parent reply other threads:[~2010-10-26 15:22 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-26 13:59 [U-Boot] [PATCH 0/3] Introduce asm-offsets and fix CONFIG_SYS_GBL_DATA_SIZE problems Wolfgang Denk
2010-10-26 13:59 ` [U-Boot] [PATCH 1/3] Rename CONFIG_SYS_INIT_RAM_END into CONFIG_SYS_INIT_RAM_SIZE Wolfgang Denk
2010-10-26 19:02 ` Wolfgang Denk
2010-10-26 14:00 ` [U-Boot] [PATCH 2/3] include/asm-offsets.h: automatically generate assembler constants Wolfgang Denk
2010-10-26 14:11 ` Alexander Stein
2010-10-26 14:16 ` Wolfgang Denk
2010-10-26 14:19 ` [U-Boot] [PATCH 2/3 v2] " Wolfgang Denk
2010-10-26 19:04 ` Wolfgang Denk
2010-10-26 14:00 ` [U-Boot] [PATCH 3/3] Replace CONFIG_SYS_GBL_DATA_SIZE by auto-generated value Wolfgang Denk
2010-10-26 14:22 ` Stefan Roese
2010-10-26 14:32 ` Kumar Gala
2010-10-26 14:41 ` Wolfgang Denk
2010-10-26 15:22 ` Stefan Roese [this message]
2010-10-26 14:52 ` [U-Boot] [PATCH 3/3 v2] " Wolfgang Denk
2010-10-26 19:05 ` Wolfgang Denk
2010-10-26 19:54 ` Alessandro Rubini
2010-10-26 20:38 ` Wolfgang Denk
2010-10-26 20:57 ` Alessandro Rubini
2010-10-26 21:12 ` Wolfgang Denk
2010-10-26 21:18 ` Alessandro Rubini
2010-10-26 21:31 ` Wolfgang Denk
2010-10-26 21:40 ` Alessandro Rubini
2010-10-27 18:41 ` Wolfgang Denk
2010-10-26 15:17 ` [U-Boot] [PATCH 3/3] " Mike Frysinger
2010-10-26 16:42 ` Wolfgang Denk
2010-10-26 14:16 ` [U-Boot] [PATCH 0/3] Introduce asm-offsets and fix CONFIG_SYS_GBL_DATA_SIZE problems Kumar Gala
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