From: Albert ARIBAUD <albert.u.boot@aribaud.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] arm: support Thumb-1 with CONFIG_SYS_THUMB_BUILD
Date: Tue, 24 Feb 2015 14:55:40 +0100 [thread overview]
Message-ID: <20150224145540.776fd3cb@lilith> (raw)
In-Reply-To: <54DA0963.60402@denx.de>
Hello Stefan,
On Tue, 10 Feb 2015 14:36:35 +0100, Stefan Roese <sr@denx.de> wrote:
> Hi Albert,
>
> Another option would be to remove all the irq_off/_on stuff from
> the atomic_foo() and the bitops functions. We are running in a
> single-threaded environment after all in U-Boot. So there should
> be no need for such synch mechanisms. But these files are copied
> from Linux. And I really don't like to make changes to these files.
>
> And ideas / comments welcome.
I have an idea, only moderately better, embodied in my V2 patch.
Basically, for Thumb-1 builds, I insert an include path which allows me
to "intercept" includes of 'asm/proc-armv/system.h' and provide ad hoc
definitions for local_* definitions.
> Thanks,
> Stefan
Amicalement,
--
Albert.
next prev parent reply other threads:[~2015-02-24 13:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-01 2:55 [U-Boot] [PATCH] arm: support Thumb-1 with CONFIG_SYS_THUMB_BUILD Albert ARIBAUD
2015-02-10 13:36 ` Stefan Roese
2015-02-24 13:55 ` Albert ARIBAUD [this message]
2015-02-24 13:53 ` [U-Boot] [PATCH v2] " Albert ARIBAUD
2015-02-24 14:00 ` Albert ARIBAUD
2015-02-25 22:09 ` Albert ARIBAUD
2015-04-09 9:22 ` Stefan Roese
2015-04-13 17:47 ` Albert ARIBAUD
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