dcp: Fix firmware mapping check on t8103/t600x

AsahiLinux / m1n1

A bootloader and experimentation playground for Apple Silicon

MIT License

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dcp: Fix firmware mapping check on t8103/t600x #392

Closed jannau closed 4 months ago

jannau commented 4 months ago

On t8103/t600x devices the firmware mapping check needs to mask out asc-drm-mask. Fixes HDMI output initialization in stage 1 on M1* desktop devices.