From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukasz Majewski Date: Mon, 02 Jun 2014 08:14:10 +0200 Subject: [U-Boot] [PATCH] dfu: fix some issues with reads/uploads In-Reply-To: <5388F11E.5080906@wwwdotorg.org> References: <1400543980-406-1-git-send-email-swarren@wwwdotorg.org> <20140522122029.429fd10c@amdc2363> <537E2E92.7060407@wwwdotorg.org> <20140530102857.414614cc@amdc2363> <5388F11E.5080906@wwwdotorg.org> Message-ID: <20140602081410.6e3eaa88@amdc2363> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Stephen, > On 05/30/2014 02:28 AM, Lukasz Majewski wrote: > ... > > I've tested if raw u-boot can be downloaded and uploaded via DFU. > > The u-boot size is 1MiB precisely. > > > > Corresponding dfu_alt_info entry: > > "u-boot raw 0x80 0x800;" \ > ... > > 2. Upload (raw): > > > > dfu-util -a0 -U u-boot-mmc.bin_target > > It exits immediately and I can only see the file size of 0. > > > > So obviously we have regression here. However, since I didn't > > covered this case in my tests I don't know when it was broken. > > Hmmm. I tested with that exact value of dfu_alt_info and got back an > exactly 1MB file with either the dfu-util packaged in Ubuntu 12.10, or > with the latest git tree of dfu-util. Could you share the exact SHA1 of the dfu-util? Or is it the master newest branch? > Can you investigate why you're > getting back a 0-length file? This is really strange. I will look into that. > Perhaps there's some error condition, so > dfu-util exits before any data is downloaded, or perhaps when > dfu_get_medium_size_mmc() is called, either lba_size or lba_blk_size > is 0 (neither should be...) > I will check this. Thanks for support. > Thanks. -- Best regards, Lukasz Majewski Samsung R&D Institute Poland (SRPOL) | Linux Platform Group