Trying l4re-snapshot-17.10 on a Wanboard(iMX6Q) hangs at Starting kernel ...

Adam Lackorzynski adam at os.inf.tu-dresden.de
Mon Dec 18 00:17:51 CET 2017


Hi,

On Fri Dec 15, 2017 at 12:09:43 +0000, Sathish Kumar Balasubramaniam -ERS, HCL Tech wrote:
> Build machine is Debian 8.10 (jessie) 64-Bit
> GCC toolchain is gcc-linaro-4.9.4-2017.01-x86_64_arm-linux-gnueabihf
> I tried to build the l4re-snapshot-17.10 for Freescale iMX6 and the build completed.
> When i loaded the bootstrap.uimage (both hello and L4Linux-basic) boots till the following

That might just be the wrong UART. The default for imx6 is UART2, which
UART is the Wandboard using? You can select the UART by adding
PLATFORM_UART_NR=x (for x with 1 to 5) to the command line when building
the uimage.

> U-Boot 2016.11+fslc+gc44711d (Nov 15 2017 - 16:14:11 +0530)
> 
> CPU:   Freescale i.MX6Q rev1.2 at 792 MHz
> Reset cause: POR
> Board: Wandboard rev C1
> I2C:   ready
> DRAM:  2 GiB
> MMC:   FSL_SDHC: 0, FSL_SDHC: 1
> *** Warning - bad CRC, using default environment
> 
> auto-detected panel HDMI
> Display: HDMI (1024x768)
> In:    serial
> Out:   serial
> Err:   serial
> Net:   FEC [PRIME]
> Hit any key to stop autoboot:  0
> => ext4load mmc 0 ${loadaddr} /boot/bootstrap.uimage
> 8790080 bytes read in 628 ms (13.3 MiB/s)
> => bootm ${loadaddr}
> ## Booting kernel from Legacy Image at 12000000 ...
>    Image Name:   L4 Image #2
>    Image Type:   ARM Linux Kernel Image (uncompressed)
>    Data Size:    8790016 Bytes = 8.4 MiB
>    Load Address: 11000000
>    Entry Point:  11000000
>    Verifying Checksum ... OK
>    Loading Kernel Image ... OK
> 
> Starting kernel ...


Adam



More information about the l4-hackers mailing list