[edk2-devel] EFI_AUDIO_OUTPUT_PROTOCOL: assistance with VirtIO initialization
Michael Brown
mcb30 at ipxe.org
Thu Jul 1 14:15:47 UTC 2021
On 01/07/2021 00:01, Ethin Probst wrote:
> So Leif and I have been working on USB Audio but we've run into a snag.
> We've encountered a problem -- neither of us knows enough about USB to
> figure out how to get the class-specific AC interface descriptors, and
> those contain vital information that I need to be able to control the
> audio device.
Do you mean that you can't figure out how to retrieve the descriptors
via the UEFI APIs, or that you don't know how to interpret the
descriptors after retrieval?
Thanks,
Michael
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