From: Tony Lindgren <tony@atomide.com>
To: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>,
linux-embedded <linux-embedded@vger.kernel.org>,
Mike Frysinger <vapier.adi@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
Nicolas Ferre <nicolas.ferre@atmel.com>,
Tim Bird <tim.bird@am.sony.com>,
Eric Miao <eric.miao@canonical.com>,
Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [RFC PATCH] arm: drop Execute-In-Place
Date: Fri, 6 May 2011 09:07:36 +0300 [thread overview]
Message-ID: <20110506060733.GP27860@atomide.com> (raw)
In-Reply-To: <alpine.LFD.2.00.1105051518580.24613@xanadu.home>
* Nicolas Pitre <nicolas.pitre@linaro.org> [110505 22:23]:
> On Thu, 5 May 2011, Tim Bird wrote:
> >
> > I should add that I tried to use XIP on omap (for research purposes),
> > but it was broken and I didn't have time to fix it. My bad.
>
> OMAP is doing pretty nasty things with their early serial port support.
> This is most likely to screw up XIP.
Yes to debug it you'd have to hardcode the uart_phys and virt
in the debug-macro.S for DEBUG_LL and EARLY_PRINTK. But should
be easy enough to do for anybody using XIP.
Of course there may also be other issues too :)
Tony
WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC PATCH] arm: drop Execute-In-Place
Date: Fri, 6 May 2011 09:07:36 +0300 [thread overview]
Message-ID: <20110506060733.GP27860@atomide.com> (raw)
In-Reply-To: <alpine.LFD.2.00.1105051518580.24613@xanadu.home>
* Nicolas Pitre <nicolas.pitre@linaro.org> [110505 22:23]:
> On Thu, 5 May 2011, Tim Bird wrote:
> >
> > I should add that I tried to use XIP on omap (for research purposes),
> > but it was broken and I didn't have time to fix it. My bad.
>
> OMAP is doing pretty nasty things with their early serial port support.
> This is most likely to screw up XIP.
Yes to debug it you'd have to hardcode the uart_phys and virt
in the debug-macro.S for DEBUG_LL and EARLY_PRINTK. But should
be easy enough to do for anybody using XIP.
Of course there may also be other issues too :)
Tony
next prev parent reply other threads:[~2011-05-06 6:07 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-05 14:52 [RFC PATCH] arm: drop Execute-In-Place Jean-Christophe PLAGNIOL-VILLARD
2011-05-05 15:17 ` Vitaly Wool
2011-05-05 15:38 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-05 18:00 ` Tim Bird
2011-05-05 18:03 ` Tim Bird
2011-05-05 18:03 ` Tim Bird
2011-05-05 18:32 ` David Woodhouse
2011-05-05 18:32 ` David Woodhouse
2011-05-05 18:40 ` Tim Bird
2011-05-05 18:40 ` Tim Bird
2011-05-05 18:54 ` Nicolas Pitre
2011-05-05 18:54 ` Nicolas Pitre
2011-05-05 19:04 ` Mike Frysinger
2011-05-05 19:04 ` Mike Frysinger
2011-05-05 19:12 ` Tim Bird
2011-05-05 19:12 ` Tim Bird
2011-05-05 19:27 ` Nicolas Pitre
2011-05-05 19:27 ` Nicolas Pitre
2011-05-05 20:05 ` Vitaly Wool
2011-05-05 20:05 ` Vitaly Wool
2011-05-06 6:07 ` Tony Lindgren [this message]
2011-05-06 6:07 ` Tony Lindgren
2011-05-05 19:27 ` Mike Frysinger
2011-05-05 19:27 ` Mike Frysinger
2011-05-05 20:25 ` Tim Bird
2011-05-05 20:25 ` Tim Bird
2011-05-05 20:31 ` Mike Frysinger
2011-05-05 20:31 ` Mike Frysinger
2011-05-06 5:17 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-06 5:17 ` Jean-Christophe PLAGNIOL-VILLARD
2011-05-05 18:17 ` Nicolas Pitre
2011-05-05 18:19 ` Tim Bird
2011-05-08 22:56 ` Linus Walleij
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