BEGIN_HDMI
Fri Oct  9 05:12:01 AM UTC 2026
7.3.0-rc5
/nix/store/6armjz2q35gdyv5l8vas4k9mk48nzzhq-nixos-system-nixos-26.11.20260919.20b1ddd
/sys/class/drm/card0-HDMI-A-1
connected
1024x768
800x600
800x600
848x480
640x480
0 /sys/class/drm/card0-HDMI-A-1/edid
active
active
inactive
Output HDMI-A-1 'Unknown Unknown Unknown' (focused)
  Current mode: 1024x768 @ 60.004 Hz
  Power: on
  Position: 0,0
  Scale factor: 1.000000
  Scale filter: nearest
  Subpixel hinting: unknown
  Transform: 90
  Workspace: 1
  Max render time: off
  Adaptive sync: unsupported
  Allow tearing: no
  HDR: unsupported
  Available modes:
    1024x768 @ 60.004 Hz
    800x600 @ 60.317 Hz
    800x600 @ 56.250 Hz
    848x480 @ 60.000 Hz
    640x480 @ 59.940 Hz

[    2.366383] lt9611 0-003b: supply vdd not found, using dummy regulator
[    2.366564] lt9611 0-003b: supply vcc not found, using dummy regulator
[    2.531640] lt9611 0-003b: LT9611 revision: 0xe2
[    2.539989] canaan-mipi-dsi 90850000.dsi: Attached device lt9611
[    4.095746] canaan-mipi-dsi 90850000.dsi: DSI PHY: lane 891000 kbps, voc 0x7, hsfreqrange 0x96
[    4.773795] lt9611 0-003b: video check: hactive_a=1920, hactive_b=0, vactive=1081, v_total=1125, h_total_sysclk=400
[    4.845861] lt9611 0-003b: read edid failed: access not done
[    4.851704] lt9611 0-003b: edid read failed
[    4.873136] canaan-mipi-dsi 90850000.dsi: DSI PHY: lane 396000 kbps, voc 0x1f, hsfreqrange 0x96
[    5.605865] lt9611 0-003b: video check: hactive_a=0, hactive_b=0, vactive=0, v_total=0, h_total_sysclk=0
[  108.029116] lt9611 0-003b: read edid failed: access not done
[  108.029486] lt9611 0-003b: edid read failed
[  108.315044] lt9611 0-003b: read edid failed: access not done
[  108.315417] lt9611 0-003b: edid read failed
[  108.351511] canaan-mipi-dsi 90850000.dsi: DSI PHY: lane 396000 kbps, voc 0x1f, hsfreqrange 0x96
[  109.010167] lt9611 0-003b: video check: hactive_a=0, hactive_b=0, vactive=0, v_total=0, h_total_sysclk=0
END_HDMI