On Jul 23, 2014, at 12:07 PM, Varad Gautam <varadgau...@gmail.com> wrote:

> On Thu, Jul 24, 2014 at 12:20 AM, Andrew Fish <af...@apple.com> wrote:
> 
>> Sorry so I’m confused. What is the issue you are seeing? Why is PcdGet32() 
>> returning 0 and not the fixed PCD value?
>> 
>> Thanks,
>> 
>> Andrew Fish
> 
> The problem is that even though the PCDs are set to right value in the
> AutoGen.h files
> and in the Build Report, PcdGet always returns 0 whereas FixedPcdGet works.
> 

Is it the same in the global area and under the driver? 

What is the value for _PCD_GET_MODE_32_##TokenName in the autogen of the module 
where the 0 is returned? Is it calling LibPcdGet32() or does it point to the 
global? 

#define PcdGet32(TokenName)                 _PCD_GET_MODE_32_##TokenName

> It could be due to what Laszlo suggested earlier, but I already am
> building for DEBUG.
> ASSERT() acts as a no-op for me because PcdGet at [1] simply returns 0 and
> DebugAssertEnabled always fails!
> 

I don’t understand how that statement matches this statement you made: “The 
execution never comes to calling LibPcdGet32(), for either BasePcdLibNull
or PcdLib.”



> [1] 
> https://github.com/tianocore/edk2/blob/master/MdePkg/Library/BaseDebugLibSerialPort/DebugLib.c#L200
> 
> Thanks,
> Varad

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