[Bug 299253] EDID reading fails for the second monitor on recent CURRENT
Date: Sat, 10 Oct 2026 04:19:22 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=299253
--- Comment #6 from Marek Zarychta <zarychtam@plan-b.pwste.edu.pl> ---
(In reply to Quentin Thébault from comment #5)
drm-66-kmod-6.6.25.1600027_11 Direct Rendering Manager (DRM) GPU drivers
gpu-firmware-radeon-kmod-btc-20260519.1600027 Firmware modules for btc Radeon
GPUs
gpu-firmware-radeon-kmod-caicos-20260519.1600027 Firmware modules for caicos
Radeon GPUs
gpu-firmware-radeon-kmod-r600-20260519.1600027 Firmware modules for r600 Radeon
GPUs
gpu-firmware-radeon-kmod-rs780-20260519.1600027 Firmware modules for rs780
Radeon GPUs
gpu-firmware-radeon-kmod-sumo-20260519.1600027 Firmware modules for sumo Radeon
GPUs
$ uname -KU
1600027 1600027
vgapci0@pci0:1:0:0: class=0x030000 rev=0x00 hdr=0x00 vendor=0x1002
device=0x6778 subvendor=0x1028 subdevice=0x2120
vendor = 'Advanced Micro Devices, Inc. [AMD/ATI]'
device = 'Caicos XT [Radeon HD 7470/8470 / R5 235/310 OEM]'
class = display
subclass = VGA
hdac0@pci0:1:0:1: class=0x040300 rev=0x00 hdr=0x00 vendor=0x1002
device=0xaa98 subvendor=0x1028 subdevice=0xaa98
vendor = 'Advanced Micro Devices, Inc. [AMD/ATI]'
device = 'Caicos HDMI Audio [Radeon HD 6450 / 7450/8450/8490 OEM / R5
230/235/235X OEM]'
class = multimedia
subclass = HDA
$ xrandr
Screen 0: minimum 320 x 200, current 2960 x 1050, maximum 16384 x 16384
DisplayPort-0 connected primary 1280x1024+0+0 380mm x 300mm
1280x1024 60.02*+ 75.02
1152x864 75.00
1024x768 75.03 70.07 60.00
832x624 74.55
800x600 72.19 75.00 60.32
640x480 75.00 72.81 59.94
720x400 70.08
DVI-0 connected 1680x1050+1280+0 474mm x 296mm
1680x1050 59.95*+
1400x1050 59.98
1280x1024 75.02 60.02
1440x900 59.89
1280x960 60.00
1360x768 59.95
1152x864 75.00
1280x720 60.00
1024x768 75.03 70.07 60.00
832x624 74.55
800x600 72.19 75.00 60.32 56.25
640x480 75.00 72.81 66.67 59.94
720x400 70.08
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