On Nov 19, 2013, at 2:54 AM, Bhupesh Sharma <[email protected]>
wrote:
> Hi List,
>
> I am experiencing a Data Abort inside function 'GetSectionFromAnyFv' in file
> 'DxeServicesLib.c'
> on my ARMv7 UEFI platform.
>
> To debug the same I added some print messages like:
>
> /* Added for debugging */
> CHAR8 Buffer1[100];
> UINTN CharCount;
> CharCount = AsciiSPrint (Buffer1,sizeof (Buffer1),"Inside Func\n\r");
> SerialPortWrite ((UINT8 *) Buffer1, CharCount);
>
>
> And also something like:
> SerialPrint ("Inside Func\n\r");
>
> I have included:
> #include <Library/PrintLib.h>
> #include <Library/SerialPortLib.h>
>
> and defined:
>
> #define SerialPrint(txt) SerialPortWrite ((UINT8*)(txt), AsciiStrLen(txt)+1);
>
> I still cannot see any debug prints on the UART (placed right after the entry
> point of 'GetSectionFromAnyFv' function).
> Debugger (DS-5) suggests that the crash is inside 'GetSectionFromAnyFv'
> itself.
>
You should source level debug your crash, and you SerailPrint() stack to see
what is going on.
> I get the UEFI firmware <version xx built at xx on xx) and Data Abort
> Exception PC at xx prints on the console, but
> no prints from 'DxeServicesLib.c'
>
> Any pointers to what I may be missing here.
>
> Regards,
> Bhupesh
>
>
>
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