Changes between Initial Version and Version 1 of Ticket #18440
- Timestamp:
- Jun 10, 2023, 7:48:28 AM (18 months ago)
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Ticket #18440 – Description
initial v1 3 3 Documentation is here: https://uefi.org/specs/UEFI/2.9_A/12_Protocols_Console_Support.html#rules-for-pci-agp-devices 4 4 5 We are currently using {{{LocateProtocol}}} to find the graphics protocol . According to this: https://stackoverflow.com/questions/57487924/what-is-the-correct-way-to-load-a-uefi-protocol , we only get the first instance when doing this. But there should be one instance of the protocol per combination of displays (one for each display plus one for each pair of displays that have at least one videomode in common).5 We are currently using {{{LocateProtocol}}} to find the graphics protocol (this happens in {{{src/system/boot/platform/efi/video.cpp}}}). According to this: https://stackoverflow.com/questions/57487924/what-is-the-correct-way-to-load-a-uefi-protocol , we only get the first instance when doing this. But there should be one instance of the protocol per combination of displays (one for each display plus one for each pair of displays that have at least one videomode in common). 6 6 7 7 From there we have two possible options:
