%DIF DEL PreviousConfiguration.tex Mon Feb 7 23:02:40 2022
%DIF ADD ../Configuration.tex Mon Feb 7 23:05:00 2022
%DIF DEL PreviousConfiguration.tex Wed Feb 9 09:37:10 2022
%DIF ADD ../Configuration.tex Wed Feb 9 23:42:58 2022
\usepackage{lmodern}
\usepackage{amssymb,amsmath}
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@@ -6597,7 +6597,11 @@ with the boot menu.
High Definition Audio support driver in UEFI firmware for most Intel and some other analog audio controllers.
\subsubsection{Configuration}
\DIFaddbegin\emph{\DIFadd{Note}}\DIFadd{: AudioDxe is a staging driver, refer to }\href{https://github.com/acidanthera/bugtracker/issues/740}{\DIFadd{acidanthera/bugtracker\#740}}
\DIFadd{for known issues.
}
\DIFaddend\subsubsection{Configuration}
Most UEFI audio configuration is handled via the \hyperref[uefiaudioprops]{\texttt{UEFI Audio Properties}}
section, but if required the following additonal configuration options (which are needed to produce sound
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@@ -6650,10 +6654,22 @@ on most Apple hardware, and possibly some others) may be specified in \texttt{UE
Values for driver parameters can be specified in hexadecimal beginning with \texttt{0x} or
in decimal, e.g. \texttt{-{}-gpio-pins=0x12} or \texttt{-{}-gpio-pins=18}.
\DIFdelbegin%DIFDELCMD < \end{itemize}
%DIFDELCMD < %%%
\DIFdelend
\DIFdelbegin\emph{\DIFdel{Note}}%DIFAUXCMD
\DIFdel{: AudioDxe is a staging driver, refer to }\href{https://github.com/acidanthera/bugtracker/issues/740}{\DIFdel{acidanthera/bugtracker\#740}}
%DIFAUXCMD
\DIFdel{for known issues. }\DIFdelend\DIFaddbegin\item\texttt{\DIFadd{-}{}\DIFadd{-restore-nosnoop}}\DIFadd{- Boolean flag, enabled if present. }\medskip
\DIFadd{AudioDxe clears the Intel HDA No Snoop Enable (NSNPEN) bit. On some systems, this change must
be reversed on exit in order to avoid breaking sound in Windows. If so, this flag should
be added to AudioDxe driver arguments.
Not enabled by default, since restoring the flag can prevent sound from working in macOS on
some other systems. }\medskip
\end{itemize}
\emph{Note}: AudioDxe is a staging driver, refer to \href{https://github.com/acidanthera/bugtracker/issues/740}{acidanthera/bugtracker\#740}
