[LEDE-DEV] USB or SD card not mounted in Omega2+ router with LEDE iamge

[Arun Kumar]

> Hi All,
>
> I am facing an error where I can't find my USB or SD card and hence cant upgrade to a new image.
>
> SD Card or USB device plugged in would be usually automounted at /tmp/mounts
> But after sysupgrading to the latest LEDE image, the Omega2+ router detects the USB device getting plugged in but doesnt display anywhere. Not even in /dev/sdaX location.
>
> When I plugin a USB device, I get this message:
> [ 6382.201671] usb 1-1: new high-speed USB device number 3 using ehci-platform
>
> root at Omega-FB25:/# ls /dev/
> bus                 mtd5ro              ttyS1
> console             mtd6                ttyS10
> cpu_dma_latency     mtd6ro              ttyS11
> full                mtdblock0           ttyS12
> hwrng               mtdblock1           ttyS13
> kmsg                mtdblock2           ttyS14
> log                 mtdblock3           ttyS15
> memory_bandwidth    mtdblock4           ttyS2
> mmcblk0             mtdblock5           ttyS3
> mmcblk0p1           mtdblock6           ttyS4
> mtd0                network_latency     ttyS5
> mtd0ro              network_throughput  ttyS6
> mtd1                null                ttyS7
> mtd1ro              port                ttyS8
> mtd2                ppp                 ttyS9
> mtd2ro              ptmx                urandom
> mtd3                pts                 watchdog
> mtd3ro              random              watchdog0
> mtd4                shm                 zero
> mtd4ro              tty
> mtd5                ttyS0
> root at Omega-FB25:/# dmesg | grep usb
> [    2.584787] usbcore: registered new interface driver usbfs
> [    2.590508] usbcore: registered new interface driver hub
> [    2.596060] usbcore: registered new device driver usb
> [    2.630320] phy phy-10120000.usbphy.0: remote usb device wakeup disabled
> [    2.637134] phy phy-10120000.usbphy.0: UTMI 16bit 30MHz
> [    3.118388] usb 1-1: new high-speed USB device number 2 using ehci-platform
> [ 6377.744209] usb 1-1: USB disconnect, device number 2
> [ 6382.201671] usb 1-1: new high-speed USB device number 3 using ehci-platform
>
> root at Omega-FB25:/# df -h
> Filesystem                Size      Used Available Use% Mounted on
> /dev/root                 2.5M      2.5M         0 100% /rom
> tmpfs                    61.5M     56.0K     61.5M   0% /tmp
> /dev/mtdblock6           28.3M    820.0K     27.4M   3% /overlay
> overlayfs:/overlay       28.3M    820.0K     27.4M   3% /
> tmpfs                   512.0K         0    512.0K   0% /dev
> root at Omega-FB25:/# cd /tmp/mounts
> /bin/ash: cd: can't cd to /tmp/mounts
>
> Tried with both USB 1 and USB 2.0 devices. So tried to connect to Wifi and download new image. But iwconfig is not working.
>
> root at Omega-FB25:/# iwconfig
> /bin/ash: iwconfig: not found
>
> Note: This was working fine earlier and I did multiple image swaps between my personal built ones and official images. I upgraded image from Omega2+ image to LEDE image[1].
>
> Any suggestions on how to overcome this would be helpful.
>
> [1] https://downloads.lede-project.org/releases/17.01.1/targets/ramips/mt7688/lede-17.01.1-ramips-mt7688-omega2p-squashfs-sysupgrade.bin
>
> Thanks,
> Arun