[vbox-dev] modifying vgabios for virtualbox

Klaus Espenlaub klaus.espenlaub at oracle.com
Thu May 15 09:53:45 UTC 2014


On 15.05.2014 06:38, Jaeyong Yoo wrote:
> Hello VirtalBox-dev list,
> I've try to modify the vgabios of virtualbox but failed and I saw the following routine in Makefile.kmk:
>   if1of ($(KBUILD_TYPE), release)
> ... snipped
>   else
>          $(QUIET)$(ECHO) "Fatal error: Can only update VBoxVgaBiosAlternative.asm/md5sum with a release build."
>          $(QUIET)exit 1
>   endif
> It looks like, with release build, there is no way to modify vgabios, is this correct?

No, your logic is backwards. Read the error message if you're unsure 
what the conditional make stuff does (which should be obvious as well).


> And, can I access the debug build? since I would like to modify something there.
> Best regards,
> Jaeyong

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