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feat(gc570d): harden userspace VFIO receiver, modularize IT68051 EDID programmer, and update udev rules - #55
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Everlite merged 3 commits intoNov 8, 2026
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… programmer, and update udev rules
PolygonPrincess
marked this pull request as draft
November 8, 2026 15:10
The DUO start path referenced framegen settings it does not receive, so Start Gaming Screen raised NameError before the window opened. Those flags belong on the GC573 command line only. Co-authored-by: Cursor <cursoragent@cursor.com>
…2 and GC570D info
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Summary
Hardens the AVerMedia Live Gamer DUO (GC570D) userspace VFIO driver and EDID subsystem:
gc570d_it68051_program_edid()into 4 focused helpers (calculate_checksums,write_blocks,program_port_registers, andlatch_edid).out_restore_page:to guarantee I2C Page 0 is always restored on failure; replaced magic numbers with named constants (IT68051_REG_*).99-gc570d-vfio.rulespermissions and group mappings.test_edidandtest_configsuites bit-for-bit.