Subject: Linux kernel 4.1 boot on arm64 stuck in cpu_do_idle

From: [email-masked] (Kefeng Wang)
Date: Fri, 18 Mar 2016 15:08:58 +0800

On 2016/3/18 14:26, Sakar Arora wrote:
> Hi
> 
> Trying to boot custom kernel 4.1 using UEFI bootloader. Using debugger it is seen the PC is in the cpu_do_idle function inside proc.S (the stack traces the call to rest_init() function)
> 
> It seems that the init process is not getting scheduled. Can somebody suggest a debug strategy for this?

1) check the configuration of uart8250, like interrupt in dts.
2) check gic in uefi, I met similar situation ago,
   it leads to lost interrupt, due to the wrong configuration of gic.
3) time issue ?

BRs,
Kefeng

> 
> Thanks
> Sakar
> 
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 
> .
>