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From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 2/2] ARM: uncompress debug support for multiplatform build
Date: Fri, 8 Feb 2013 12:27:14 +0000	[thread overview]
Message-ID: <20130208122714.GP17833@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1360323892-2860-1-git-send-email-shawn.guo@linaro.org>

On Fri, Feb 08, 2013 at 07:44:52PM +0800, Shawn Guo wrote:
> Instead of giving zero support of uncompress debug for multiplatform
> build, the patch turns uncompress debug into one part of DEBUG_LL
> support.  When DEBUG_LL is turned on for a particular platform,
> uncompress debug works too for that platform.
> 
> It reuses the platform DEBUG_LL macros by creating a simple
> arch/arm/boot/compressed/debug.S with CONFIG_DEBUG_LL_INCLUDE
> included there, and implements a generic putc() using those macros.
> 
> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
> Acked-by: Olof Johansson <olof@lixom.net>
> ---
> Changes since v2:
>  * Build arch/arm/boot/compressed/debug.S only for multiplatform kernel
>    to fix the breakage on traditional platform build
>  * Include asm/assembler.h in arch/arm/boot/compressed/debug.S, as it
>    may commonly be needed by platforms to be converted to multiplatform
> 
> Russell,
> 
> I will put it into patch system if I do not receive any comment
> tomorrow.

This doesn't address the problem with OMAP, which is that the OMAP debug
code places data into the .data section, and that is not allowed in the
decompressor.

  reply	other threads:[~2013-02-08 12:27 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-17 15:21 [PATCH 0/2] Uncompress debug for multiplatform Shawn Guo
2013-01-17 15:21 ` [PATCH 1/2] ARM: use Kconfig to select uncompress.h Shawn Guo
2013-01-17 16:00   ` Arnd Bergmann
2013-01-17 15:21 ` [PATCH 2/2] ARM: use DEBUG_LL infrastructural for multiplatform uncompress debug Shawn Guo
2013-01-17 15:33   ` Shawn Guo
2013-01-17 16:25   ` Arnd Bergmann
2013-01-18  2:49     ` Shawn Guo
2013-01-18  2:45   ` [PATCH v2 2/2] ARM: uncompress debug support for multiplatform build Shawn Guo
2013-01-18  8:47     ` Arnd Bergmann
2013-01-18 10:42       ` Russell King - ARM Linux
2013-01-18 11:15       ` Shawn Guo
2013-01-18 18:03     ` Olof Johansson
2013-02-04 16:01     ` Russell King - ARM Linux
2013-02-06  9:32       ` Russell King - ARM Linux
2013-02-06 19:04         ` Stephen Warren
2013-02-07  5:04           ` Shawn Guo
2013-02-07 16:36             ` Stephen Warren
2013-02-08 12:59             ` Russell King - ARM Linux
2013-02-08 11:44         ` [PATCH v3 " Shawn Guo
2013-02-08 12:27           ` Russell King - ARM Linux [this message]
2013-02-08 12:45             ` Shawn Guo
     [not found] ` <20130128141947.GA11626@S2101-09.ap.freescale.net>
2013-01-28 14:22   ` [PATCH 0/2] Uncompress debug for multiplatform Shawn Guo

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