[Elphel-support] Elphel 393 Question

Mohamed Morsy mmorsy at redzone.com
Wed Feb 21 12:44:38 PST 2018 

ok so the ip was 192.168.0.9. I changed it and it works. But when i power
it off and restart it, it goes back to 192.168.0.9. Do i have to save it
somehow?

On Wed, Feb 21, 2018 at 3:35 PM, Oleg <support-list at support.elphel.com>
wrote:

> It's 'root'
>
> On Wed, Feb 21, 2018 at 1:32 PM, Mohamed Morsy <mmorsy at redzone.com> wrote:
>
>> It's asking for a login and password. I know the password is pass but
>> what is the login?
>>
>> On Wed, Feb 21, 2018 at 3:12 PM, Oleg <support-list at support.elphel.com>
>> wrote:
>>
>>> Get the serial console up and type:
>>>
>>>> root at elphel393:~# ifconfig
>>>
>>>
>>> On Wed, Feb 21, 2018 at 1:08 PM, Mohamed Morsy <mmorsy at redzone.com>
>>> wrote:
>>>
>>>> Is it possible the ip address of the elphel changed. If so, how do i
>>>> find it?
>>>>
>>>> -Mohamed
>>>>
>>>> On Wed, Feb 21, 2018 at 1:52 PM, Mohamed Morsy <mmorsy at redzone.com>
>>>> wrote:
>>>>
>>>>> I have not used the mircro usb port. The default ip address has been
>>>>> changed to 10.4.1.4.
>>>>>
>>>>> -Mohamed
>>>>>
>>>>> On Wed, Feb 21, 2018 at 1:34 PM, Oleg <support-list at support.elphel.com
>>>>> > wrote:
>>>>>
>>>>>> Hi Mohamed,
>>>>>>
>>>>>> 10.4.1.4 is that elphel's ip.
>>>>>>> Do you know how to resolve this issue?
>>>>>>
>>>>>>
>>>>>> The default IP is 192.168.0.9
>>>>>> On the 10393 there's a micro USB port - this is serial console:
>>>>>>
>>>>>>> https://wiki.elphel.com/wiki/Tmp_manual > *serial console access*.
>>>>>>
>>>>>>
>>>>>> Do you use it? See any bootlog when power on?
>>>>>>
>>>>>> Todd was changing the default IP addresses like this:
>>>>>> https://wiki.elphel.com/wiki/Tmp_manual > *Change_default_ip_address*
>>>>>>
>>>>>> Regards,
>>>>>> Oleg
>>>>>>
>>>>>> On Wed, Feb 21, 2018 at 11:18 AM, Mohamed Morsy <mmorsy at redzone.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hello Oleg,
>>>>>>>
>>>>>>> I was having some difficulties with my linux computer so I hold off
>>>>>>> on this. I followed your instructions and I increased the php upload limit
>>>>>>> and I was able to upload rootfs. I'm still having some issues. Here's what
>>>>>>> I've done:
>>>>>>> 1. Put recovery card in elphel
>>>>>>> 2. Went to  http://camera-ip-address/update_software.html and
>>>>>>> flashed it from NAND folder
>>>>>>> 3. Powered off elphel.
>>>>>>> 4. Removed card
>>>>>>> 5. Powered on elphel
>>>>>>>
>>>>>>> Now the connection is not working. In my terminal I typed arp and i
>>>>>>> got this result
>>>>>>>
>>>>>>> Address                  HWtype    HWaddress
>>>>>>> 10.4.1.4                                   (incomplete)
>>>>>>>
>>>>>>> 10.4.1.4 is that elphel's ip.
>>>>>>>
>>>>>>> Do you know how to resolve this issue?
>>>>>>>
>>>>>>> Thanks,
>>>>>>>
>>>>>>> Mohamed Morsy
>>>>>>>
>>>>>>> On Tue, Feb 20, 2018 at 12:49 PM, Oleg <
>>>>>>> support-list at support.elphel.com> wrote:
>>>>>>>
>>>>>>>> Hi Mohamed,
>>>>>>>>
>>>>>>>>
>>>>>>>>> However, I'm still having the same problem. On one of my elphels,
>>>>>>>>> when I use the recovery card it works fine but when I remove the card the
>>>>>>>>> feed is very laggy. Do you know what the issue is?
>>>>>>>>
>>>>>>>> It's hard to say without seeing the actual bootlog. If you boot
>>>>>>>> from recovery card, uploaded and flashed *boot.bin*,
>>>>>>>> *u-boot-dtb.img*, *devicetree.dtb* and *uImage*, but not
>>>>>>>> rootfs.ubi - I would expect some kind of "kernel panic" on any of the
>>>>>>>> boards.
>>>>>>>>
>>>>>>>>
>>>>>>>>> Also, when I uploaded the files to ipaddress/update_software.html
>>>>>>>>> the rootf file would not upload. I don't know if that is a problem.
>>>>>>>>
>>>>>>>> The Note in my previous letter addresses this problem - the upload
>>>>>>>> limit in php on the recovery card. There are 3 options:
>>>>>>>> 1. Copy rootfs.ubi manually
>>>>>>>>
>>>>>>>>    - http://camera-ip/update_software.html
>>>>>>>>    - upload all files except rootfs.ubi
>>>>>>>>    - from PC terminal window:
>>>>>>>>
>>>>>>>> ...$ scp rootfs.ubi root at camera-ip:/var/volatile/html/update/
>>>>>>>>
>>>>>>>>
>>>>>>>>    - go back to http://camera-ip/update_software.html - hit
>>>>>>>>    'verify' and you should see rootfs in the list
>>>>>>>>
>>>>>>>> 2. Increase php upload limit of the recovery image on the card
>>>>>>>>
>>>>>>>> 2a. when boot from the recovery card:
>>>>>>>>
>>>>>>>>    - boot from the recovery card
>>>>>>>>    - In the browser: http://camera-ip/phpinfo.php - find:
>>>>>>>>    *post_max_size* and *upload_max_filesize *- they are 128M
>>>>>>>>    probably.
>>>>>>>>    - from PC terminal window:
>>>>>>>>
>>>>>>>> ...$ ssh root at camera-ip
>>>>>>>>
>>>>>>>>
>>>>>>>>    - Edit the /etc/php/php.ini - you will see that the limit is
>>>>>>>>    less than rootfs size - increase it so it will read:
>>>>>>>>
>>>>>>>> upload_max_filesize = 512M
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> post_max_size = 512M
>>>>>>>>
>>>>>>>>
>>>>>>>>    - sync command just makes sure changes are stored on the card.
>>>>>>>>
>>>>>>>> root at elphel393:~# sync
>>>>>>>>
>>>>>>>>
>>>>>>>>    - restart web server (or reboot)
>>>>>>>>
>>>>>>>> root at elphel393:~# /etc/init.d/lighttpd restart
>>>>>>>>
>>>>>>>>
>>>>>>>>    - In the browser: http://camera-ip/phpinfo.php - check if those
>>>>>>>>    variables have changed to 512.
>>>>>>>>    - In the browser: http://camera-ip/update_software.html -
>>>>>>>>    upload rootfs, and other files as well
>>>>>>>>
>>>>>>>> 2b. If you have a linux os and a usb card reader - insert in PC,
>>>>>>>> mount rootfs partition and edit /mountpoint/etc/php/php.ini as in 2a.
>>>>>>>>
>>>>>>>> 3. Update recovery card. This option requires linux os and a usb
>>>>>>>> card reader... and a few programs installed: parted, kpartx
>>>>>>>>
>>>>>>>>    - insert the card - check with dmesg the device name, you will
>>>>>>>>    see something like this:
>>>>>>>>
>>>>>>>> [83470.681265] sd 6:0:0:0: [sdb] 7806976 512-byte logical blocks:
>>>>>>>>> (4.00 GB/3.72 GiB)
>>>>>>>>> [83470.686369]  *sdb*: sdb1 sdb2
>>>>>>>>
>>>>>>>> If the card is discovered by PC as *mmcblk0* then the script will
>>>>>>>> not work - as I didn't cover this case.
>>>>>>>>
>>>>>>>>    - Open konsole, using 'cd' navigate to write_bootable_mmc.py in
>>>>>>>>    the unpacked firmware image (elphel393_20180130/mmc/)
>>>>>>>>    - ...$ sudo ./write_bootable_mmc.py */dev/sdb* (sdb as reported
>>>>>>>>    by dmesg - this is important)
>>>>>>>>    - After the script is done - boot this from this card.
>>>>>>>>
>>>>>>>> Best regards,
>>>>>>>> Oleg Dzhimiev
>>>>>>>> Electronics Engineer
>>>>>>>> phone: +1 801 783 5555 x124 <(801)%20783-5555>
>>>>>>>> Elphel, Inc.
>>>>>>>>
>>>>>>>> On Feb 20, 2018 8:20 AM, "Mohamed Morsy" <mmorsy at redzone.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>> Hi Oleg,
>>>>>>>>
>>>>>>>> Thank you for your help. However, I'm still having the same
>>>>>>>> problem. On one of my elphels, when I use the recovery card it works fine
>>>>>>>> but when I remove the card the feed is very laggy. Do you know what the
>>>>>>>> issue is? Also, when I uploaded the files to ipaddress/update_software.html
>>>>>>>> the rootf file would not upload. I don't know if that is a problem.
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>>
>>>>>>>> Mohamed
>>>>>>>>
>>>>>>>> On Mon, Feb 19, 2018 at 6:27 PM, Oleg <
>>>>>>>> support-list at support.elphel.com> wrote:
>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> I have 2 Elphel 393 boards and I believe both of their internal
>>>>>>>>>> flash are corrupt or old. I am trying to update them. Do you have a link
>>>>>>>>>> for the files or any instructions on how to do so?
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Before updating:
>>>>>>>>> How are you trying to update them? What image do you use?
>>>>>>>>>
>>>>>>>>> Update instructions:
>>>>>>>>> 1. The latest is 20180130 - download and unpack archive from
>>>>>>>>> here: https://community.elphel.com/files/393/20180130/ (a list of
>>>>>>>>> firmware images can be found here
>>>>>>>>> <https://wiki.elphel.com/wiki/Tmp_manual#Firmware_images>)
>>>>>>>>> 2. Inside there's readme.md with instructions and images for SD
>>>>>>>>> card and the internal flash.
>>>>>>>>>
>>>>>>>>> Note: if you have an old recovery card you will probably need to
>>>>>>>>> create a new one as rootfs grew a bit bigger than php's upload limit.
>>>>>>>>> There's a script (*write_bootable_mmc.py*) that will partition
>>>>>>>>> the card - it's linux only.
>>>>>>>>> Alternatively you can increase the limit:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>    - boot from the recovery card (default ip address is
>>>>>>>>>    192.168.0.9 - change with ifconfig if needed)
>>>>>>>>>    - ssh root at camera-ip-address
>>>>>>>>>    - (using nano or vi) edit /etc/php/php.ini:
>>>>>>>>>
>>>>>>>>> upload_max_filesize = 512M
>>>>>>>>>> post_max_size = 512M
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>    - save, restart lighttpd or reboot, then 3.
>>>>>>>>>
>>>>>>>>> 3. Once boot from a recovery card:
>>>>>>>>>
>>>>>>>>>    - go to http://camera-ip-address/update_software.html
>>>>>>>>>    - upload all files from *nand/* folder
>>>>>>>>>    - hit flash, wait until done
>>>>>>>>>    - power off, remove card, power on
>>>>>>>>>
>>>>>>>>> Let me know if you have any further questions.
>>>>>>>>>
>>>>>>>>> Best regards,
>>>>>>>>> Oleg Dzhimiev
>>>>>>>>> Electronics Engineer
>>>>>>>>> phone: +1 801 783 5555 x124 <(801)%20783-5555>
>>>>>>>>> Elphel, Inc.
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Support-list mailing list
>>>>>>>> Support-list at support.elphel.com
>>>>>>>> http://support.elphel.com/mailman/listinfo/support-list_supp
>>>>>>>> ort.elphel.com
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Support-list mailing list
>>>>>>> Support-list at support.elphel.com
>>>>>>> http://support.elphel.com/mailman/listinfo/support-list_supp
>>>>>>> ort.elphel.com
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Support-list mailing list
>>>> Support-list at support.elphel.com
>>>> http://support.elphel.com/mailman/listinfo/support-list_supp
>>>> ort.elphel.com
>>>>
>>>>
>>>
>>>
>>> --
>>> Best regards,
>>> Oleg Dzhimiev
>>> Electronics Engineer
>>> phone: +1 801 783 5555 x124 <(801)%20783-5555>
>>> Elphel, Inc.
>>>
>>
>>
>> _______________________________________________
>> Support-list mailing list
>> Support-list at support.elphel.com
>> http://support.elphel.com/mailman/listinfo/support-list_supp
>> ort.elphel.com
>>
>>
>
>
> --
> Best regards,
> Oleg Dzhimiev
> Electronics Engineer
> phone: +1 801 783 5555 x124 <(801)%20783-5555>
> Elphel, Inc.
>
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