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Date: Thu, 31 Jan 2019 20:14:14 +0200
From: Adrian Bunk <bunk@stusta.de>
To: Philip Balister <philip@balister.org>
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Cc: Patches and discussions about the oe-core layer
	<openembedded-core@lists.openembedded.org>
Subject: Re: [PATCH] busybox: add devmem
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On Thu, Jan 31, 2019 at 11:06:22AM +0100, Philip Balister wrote:
> On 01/30/2019 05:50 PM, Khem Raj wrote:
> > On Wed, Jan 30, 2019 at 1:34 AM Adrian Bunk <bunk@stusta.de> wrote:
> >>
> >> This is a tiny but pretty useful tool.
> 
> Also there is http://layers.openembedded.org/layerindex/recipe/1069/
> 
> I was told a while ago the busybox version has some issues. Hunting
> through brain cells, I think it always does a read back after writing
> which can be bad for some hardware. So I've always used the recipe from
> meta-oe instead.

The broken one for that is actually devmem2, the busybox copy of the 
code has the read back commented out.

> Philip

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed