From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marek Vasut <marex@denx.de>
Date: Wed, 13 Mar 2013 11:58:36 +0100
Subject: [U-Boot] TFTP pause and timeout on MX28 platforms
In-Reply-To: <51404AFE.6000502@digi.com>
References: <51404AFE.6000502@digi.com>
Message-ID: <201303131158.36796.marex@denx.de>
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To: u-boot@lists.denx.de

Dear Hector Palacios,

> Hello,
> 
> When doing large TFTP downloads (files bigger than 10MiB) on my MX28
> platform I'm sometimes experiencing pauses and timeouts. U-Boot will
> eventually restart the transmission and sometimes may successfully
> complete the download, but other times it won't.
> On my platform it was somewhat mitigated (but not resolved) by reverting
> this patch from Marek:
> 
> commit 67449098a86be18cbdb27345bebe8da57e5d8899
> Author: Marek Vasut <marex@denx.de>
> Date:   Wed Aug 29 03:49:50 2012 +0000
> 
>      FEC: Rework the TX wait mechanism
> 
> The problem is reproducible in Freescale's MX28EVK.
> The larger the file, the more chances to see the problem. Please try with
> 50MiB files or larger. Has anybody else seen it?
> 
> On an old U-Boot v2009 TFTP transmission was twice slower than with v2013,
> but didn't suffer from this.

What version of u-boot do you use ? It was resolved in recent versions.

Best regards,
Marek Vasut