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Date: Sun, 3 Aug 2014 21:53:38 +0400
From: Antony Pavlov <antonynpavlov@gmail.com>
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Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org
Subject: Re: [RFC] gen-dtb-s: make metadata binary fields always little-endian
To: jlu@pengutronix.de
Cc: barebox@lists.infradead.org

On Sun, 03 Aug 2014 18:17:45 +0200
Jan L=FCbbe <jlu@pengutronix.de> wrote:

> Hi,
> =

> On Sat, 2014-08-02 at 09:45 +0400, Antony Pavlov wrote:
> >  =

> >                 compatlen=3D$($FDTGET -t s "$dtb" / compatible | wc -c)
> > -               echo ".int 0x640c8005"
> > -               echo ".int " $compatlen
> > +               echo ".byte 0x05, 0x80, 0x0c, 0x64"
> > +               python -c "print(\".byte 0x%02x, 0x%02x, 0x%02x, 0x%02x=
\\n\" % ($compatlen & 0xff, ($compatlen >> 8) & 0xff, ($compatlen >> 16) & =
0xff, ($compatlen >> 24) & 0xff))"
> =

> Rather than adding a build-time dependency on python, maybe we should
> just handle this in C?

We use sphinx for documentation generation so we already have dependency on=
 python.

Here is an another solution:

-               echo ".int " $compatlen
+		echo ".byte " $(printf "%08x" $compatlen | sed "s/\(..\)/0x\1\n/g" | tac=
 | xargs | sed "s/ /, /g")

--=A0
Best regards,
=A0 Antony Pavlov

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