Building a new version for my WiTi board

[Michael Zhilin]

Of course, there is UART in kernel :)
If you have old kernel, can you try it and provide output?

Thx!

On Tue, Nov 13, 2018 at 7:38 PM Willem Jan Withagen <wjw at digiware.nl> wrote:

> On 13-11-2018 14:13, Willem Jan Withagen wrote:
> > On 13-11-2018 13:59, Michael Zhilin wrote:
> >> Hi,
> >>
> >> You need to specify FDT DTS file. Try to uncomment first line of
> >> kernel configuration file MT7621_FDT:
> >> #makeoptions    FDT_DTS_FILE=WITI.dts
> >>
> >
> > Hi Michael,
> >
> > That helps....
>
> What I've done....
>
> sudo make KERNCONF=MT7621_FDT FDT_DTS_FILE=WITI.dts TARGET=mips
> TARGET_ARCH=mipsel kernel-toolchain buildkernel
>
> cd /usr/obj/mips.mipsel/usr/srcs/Mips/src/sys/MT7621_FDT
> readelf -h kernel | grep 'Entry point address:'
>     Entry point address:               0x80001100
> ../../tmp/usr/bin/objcopy -O binary kernel kernel.bin
>
> mkimage -A mips -O linux -T kernel -C none -a 0x80001100 -e 0x80001100
> -n 'FreeBSD Kernel Image' -d kernel kernel.uboot
>
> And then I TFTPboot this kernel in uboot on the WiTi board
>
> But it freezes like this:
> MT7621 # bootm
> ## Booting image at 80100000 ...
>     Image Name:   FreeBSD Kernel Image
>     Image Type:   MIPS Linux Kernel Image (uncompressed)
>     Data Size:    5998108 Bytes =  5.7 MB
>     Load Address: 80001100
>     Entry Point:  80001100
>     Verifying Checksum ... OK
> OK
> No initrd
> ## Transferring control to Linux (at address 80001100) ...
> ## Giving linux memsize in MB, 256
>
> Starting kernel ...
>
> ----------------------
>
> And then it freezes.
>
> Is this because there is no serial device in the kernel any longer?
>
> Or do I need to do different things.
>
> --WjW
>