From: Graeme Russ <graeme.russ@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v4 0/13] Introduce generic relocation feature
Date: Wed, 22 Feb 2012 07:10:33 +1100 [thread overview]
Message-ID: <4F43FA39.10805@gmail.com> (raw)
In-Reply-To: <CAPnjgZ2JgO2v-Gw2LxkFghsyL0z5AUL8WnytphNS6mTy9vH=_Q@mail.gmail.com>
Hi Simon, Albert.
On 02/22/2012 07:07 AM, Simon Glass wrote:
> Hi Albert,
>
> On Tue, Feb 21, 2012 at 11:40 AM, Albert ARIBAUD
> <albert.u.boot@aribaud.net> wrote:
>> Hi Simon,
>>
>> One general question: am I right in saying that in the current
>> implementation, relocate_code executes mostly on the final stack, whereas in
>> your proposal, it runs on the initial stack?
>
> Well the current relocation code is all in assembler and I don't
> believe it uses the stack at all. It does set up the stack pointer at
> the beginning if that's what you mean.
>
> Yes this series uses the initial stack for all processing until it
> reaches board_init_r().
<broken record>
See what x86 does - Code copy and relocation in C using final stack and
full cache enabled...
</broken record> :)
Regards,
Graeme
next prev parent reply other threads:[~2012-02-21 20:10 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-21 1:32 [U-Boot] [PATCH v4 0/13] Introduce generic relocation feature Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 01/13] Define CONFIG_SYS_SKIP_RELOC for all archs Simon Glass
2012-03-06 5:04 ` Mike Frysinger
2012-03-06 6:27 ` Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 02/13] Add generic relocation feature Simon Glass
2012-02-21 19:36 ` Albert ARIBAUD
2012-02-21 20:03 ` Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 03/13] arm: Export and promote relocation symbols Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 04/13] arm: Add start_call_board_init_r() to each start.S Simon Glass
2012-02-21 19:32 ` Albert ARIBAUD
2012-02-21 20:02 ` Simon Glass
2012-02-23 13:07 ` Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 05/13] Move memcpy(), memset() into new lib/membasic.c Simon Glass
2012-03-06 5:05 ` Mike Frysinger
2012-03-06 6:34 ` Simon Glass
2012-03-06 16:20 ` Mike Frysinger
2012-03-07 5:43 ` Simon Glass
2012-03-07 5:50 ` Graeme Russ
2012-03-07 17:48 ` Simon Glass
2012-03-11 7:35 ` Mike Frysinger
2012-02-21 1:32 ` [U-Boot] [PATCH v4 06/13] arm: Add explicit __image_copy_end symbol for ARM926EJ-S Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 07/13] davinci: Use correct #ifdef around gdata/bdata Simon Glass
2012-02-21 15:24 ` Tom Rini
2012-02-23 17:25 ` Sughosh Ganu
2012-02-26 17:56 ` Simon Glass
2012-02-27 10:16 ` Sughosh Ganu
2012-02-27 10:39 ` Christian Riesch
2012-02-27 10:56 ` Sughosh Ganu
2012-02-27 11:37 ` Christian Riesch
2012-02-27 12:02 ` Sughosh Ganu
2012-02-28 21:55 ` Albert ARIBAUD
2012-02-28 22:03 ` Scott Wood
2012-03-03 20:22 ` Simon Glass
2012-03-03 20:29 ` Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 08/13] tx25: Modify to work with generic relocation Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 09/13] hawkboard: " Simon Glass
2012-02-21 15:25 ` Tom Rini
2012-02-23 8:43 ` Sughosh Ganu
2012-02-23 15:11 ` Sughosh Ganu
2012-02-26 18:09 ` Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 10/13] mx31pdk: " Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 11/13] smdk6400: " Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 12/13] arm: Move over to " Simon Glass
2012-02-21 1:32 ` [U-Boot] [PATCH v4 13/13] arm: Remove unused code in start.S Simon Glass
2012-02-21 19:40 ` [U-Boot] [PATCH v4 0/13] Introduce generic relocation feature Albert ARIBAUD
2012-02-21 20:07 ` Simon Glass
2012-02-21 20:10 ` Graeme Russ [this message]
2012-02-21 20:16 ` Simon Glass
[not found] ` <4F4D4511.6020708@aribaud.net>
2012-03-03 16:01 ` Simon Glass
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