On 02/13/2018 08:23 AM, Guo Heyi wrote:
> Hi Haojian,
> Dw8250SerialPortRuntimeLib actually depends on DW8250 hardware IP; if there
> isn't such device on Hikey, then you can't use this library instance indeed.
> But I think PeiDxeDebugLibReportStatusCode should be some common code, however
> it depends on ReportStatusCodeLib and Status Code PEIM and Status code DXE
> driver. Have you added them too?
If I leave PeiDxeDebugLibReportStatusCode and move Dw8250SerialPortRuntimeLib 
I'll meet UEFI crash. It seems the debug lib is depended on serial port lib.

And I consider that Dw8250 serial port is only valid on D02. So I decide to 
move them out.

Best Regards
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