EM7455 failing to upgrade with new release.

[Paul Gildea]

Hey!

Have narrowed this down to being a hardware issue with the USB2 lane of
that system.
I imagine the EM7511/7565 upgraded fine because they must stay in
superspeed/USB3 while upgrading.
Seems all is good, apologies!

--
Paul

On Tue, 8 Oct 2019 at 10:25, Paul Gildea <gildeap at tcd.ie> wrote:

> Hi Aleksander,
>
> Both firmware versions were the same. The upgrades were from 02.24.05.06
> GENERIC to 02.30.01.01 VERIZON.
> One consistently works and the other doesn't!
>
> --
> Paul
>
> On Mon, 7 Oct 2019 at 17:27, Aleksander Morgado <aleksander at aleksander.es>
> wrote:
>
>> Hey!
>>
>> > Hi, I upgraded to the new release and tested out EM7565/EM7511 firmware
>> upgrades which worked perfectly. However I'm having an issue with EM7455
>> failing to upgrade now. Any ideas?
>> > The error received is error: unsupported download protocol. Verbose
>> output is below.
>> >
>> > On an identical system (same hardware, OS, drivers etc) with another
>> EM7455 the upgrade worked. Output also below.
>> >
>>
>> Were you attempting upgrade of two different EM7455 modules with
>> different firmware versions? I wonder if there is some kind of pattern
>> here.
>> Also, maybe we should update the tool to allow "forcing" the use of a
>> given upload protocol in addition to auto-guessing by default, for
>> cases like this?
>>
>> > download mode detected
>> > [04 Oct 2019, 15:02:21] [Debug] [qfu-udev] event: bind 2-4:1.0
>> > [04 Oct 2019, 15:02:21] [Debug] [qfu-sahara-device] opening TTY:
>> /dev/ttyUSB3
>> > [04 Oct 2019, 15:02:21] [Debug] [qfu-sahara-device] setting terminal in
>> raw mode...
>> > [04 Oct 2019, 15:02:21] [Debug] [qfu-sahara-device] waiting time for
>> device to boot properly...
>> > [04 Oct 2019, 15:02:23] [Debug] [qfu-sahara-device] initializing sahara
>> protocol...
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-updater] sahara device creation
>> failed: no sahara response received
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] opening TTY:
>> /dev/ttyUSB3
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] setting terminal in
>> raw mode...
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu,dload-message] sent sdp:
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] >> 70:00:00 [3,
>> unframed]
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] >>
>> 7E:70:00:00:14:46:7E [7]
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] <<
>> 13:70:00:00:6A:9A:7E [7]
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-qdl-device] << 13:70:00:00 [4,
>> unframed]
>> > [04 Oct 2019, 15:02:26] [Debug] [qfu-updater] qdl device creation
>> failed: unexpected response received in dload sdp: 0x13
>> > error: unsupported download protocol
>>
>> This is where the error is, and it's weird, that 0x13 byte is breaking
>> the flow because we expected 0x02 ("ack") instead.
>>
>> --
>> Aleksander
>> https://aleksander.es
>>
>
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