PXA270 linux-2.6.35.7 boot hang

[Eric Miao]

On Fri, Oct 1, 2010 at 6:33 PM, Santhosh N <san.mlists at gmail.com> wrote:
> Hi,
>
> I am porting the latest linux kernel 2.6.35.7 on our PXA270 board. The
> kernel starts booting and stops at:
> Uncompressing Linux... done, booting the kernel.
>
> I can run the linux kernel 2.6.26 on the same board without any
> issues. I am passing the boot args as:
> bootargs=console=ttyS2,460800 rw root=1f02
>
> The STUART is used as the debug serial port. I had to change the
> uart_base to STUART in arch/arm/mach-pxa/include/mach/uncompress.h to
> get  "Uncompressing Linux... done, booting the kernel.".
>
> I have set also set CONFIG_SERIAL_PXA_CONSOLE=y.
>
> Can anyone tell if I am missing something?
>

There could be many reasons. But you may want to turn on DEBUG_LL
and earlyprintk for some early diagnostic messages. You got "Uncompress
..." messages so I assume the UART is setup correctly to this weird
460800 baudrate (though I doubt STUART on PXA27x is able to do that)

> Warm regards,
> Santhosh N
>
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