hi, On Sa, 2017-02-04 at 09:20 +0000, Sunny Bhayani wrote: > > ISSUE 1: > .. > We are able to see the firmware binaries for Wifi in the rootfs at > "/lib/firmware" where they are expected. But we are not able to see > the Wifi interface (wlan0). > does lsmod show you the module for your wlan device loaded ? do you see any errors in dmesg if you load it manually ?
> ISSUE 2: > When we do "snap list", we are getting the below error: > ---- Error Start ---- > user@localhost:~$ snap list > No snaps are installed yet. Try "snap install hello-world". > ---- Error End ---- obviously your board has not been initialized correctly, did you properly sign your model assertion with a valid key and are gadget and kernel in the store yet (edge channel will be sufficient for this if you tell ubuntu-image to use the edge channel) and signed with the same key ? > > Installing the hello-world snap gives the below error: > http://pastebin.com/h9nDtk06 if the image has not been initialized correctly using a signed model assertion snapd thinks you are on a classic install and tries to install a new core snap on top of the running system, this wont work unless the firstboot setup of snapd succeeded. > > ISSUE 4: > We built the Dragonboard410c kernel source, Gadget snap and thereby > created the Ubuntu OS snap. But when we boot the Ubuntu Core, we get > this error: > http://pastebin.com/h2eJG1yw did you properly list the required firmware to be included with the initrd in the "kernel-initrd-fws:" option of your kernel snap snapcraft.yaml ? > > ISSUE 5: > For the "Model Assertion", if we do not rename our Gadget snap to > "dragonboard_16.04-0.18_armhf.snap", and Kernel snap to "96boards- > kernel_4.4.0_arm64.snap", then we are not able to generate the Ubuntu > Core OS snap. It seems that these names (Dragonboard related names) > are hardcoded in the "ubuntu-image" tool. is this with a freshly created model assertion that you signed with a proper key ? there is definitelly no hardcoding of the dragonboard name in ubuntu-image, it just reads your model assertion and checks the keys. > > It would be great if you can give us pointers for the same. > did you follow https://docs.ubuntu.com/core/en/guides/build-device/image-building to create your model assertion ? it might also be helpful to get a pointer to your kernel snap and gadget snap source. ciao oli
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