Acer AL1715 resolutions not properly detected
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| xserver-xorg-driver-i810 (Ubuntu) |
Invalid
|
Medium
|
Unassigned | ||
Bug Description
Using Daper Live Alpha4, the only detected screen resolution was 640x480.
relevant xorg.conf Xorg.log extracts
Section "Device"
Identifier "Intel Corporation 82845G/
Driver "i810"
BusID "PCI:0:2:0"
EndSection
Section "Monitor"
Identifier "AL1715"
Option "DPMS"
EndSection
Section "Screen"
Identifier "Default Screen"
Device "Intel Corporation 82845G/
Monitor "AL1715"
SubSection "Display"
SubSection "Display"
SubSection "Display"
SubSection "Display"
SubSection "Display"
SubSection "Display"
EndSection
(II) I810(0): Supported VESA Video Modes:
(II) I810(0): 720x400@70Hz
(II) I810(0): 640x480@60Hz
(II) I810(0): 640x480@72Hz
(II) I810(0): 640x480@75Hz
(II) I810(0): 800x600@56Hz
(II) I810(0): 800x600@60Hz
(II) I810(0): 800x600@72Hz
(II) I810(0): 800x600@75Hz
(II) I810(0): 1024x768@60Hz
(II) I810(0): 1024x768@70Hz
(II) I810(0): 1024x768@75Hz
(II) I810(0): 1280x1024@75Hz
(II) I810(0): Manufacturer's mask: 0
(II) I810(0): Supported Future Video Modes:
(II) I810(0): #0: hsize: 1280 vsize 1024 refresh: 60 vid: 32897
(II) I810(0): Supported additional Video Mode:
(II) I810(0): clock: 108.0 MHz Image Size: 338 x 270 mm
(II) I810(0): h_active: 1280 h_sync: 1328 h_sync_end 1440 h_blank_end 1688 h_border: 0
(II) I810(0): v_active: 1024 v_sync: 1025 v_sync_end 1028 v_blanking: 1066 v_border: 0
(II) I810(0): Ranges: V min: 50 V max: 75 Hz, H min: 30 H max: 83 kHz, PixClock max 140 MHz
(II) I810(0): Monitor name: AL1715
(II) I810(0): ACER
(II) I810(0): Will use BIOS call 0x5f05 to set refresh rates for CRTs.
(--) I810(0): Maximum space available for video modes: 832 kByte
(II) I810(0): Using detected DDC timings
(II) I810(0): HorizSync 30-83
(II) I810(0): VertRefresh 50-75
(WW) I810(0): config file hsync range 28-33kHz not within DDC hsync range 30-83kHz
(WW) I810(0): config file vrefresh range 43-72Hz not within DDC vrefresh range 50-75Hz
[...]
(II) I810(0): AL1715: Using default hsync range of 30.00-83.00 kHz
(II) I810(0): AL1715: Using default vrefresh range of 50.00-75.00 Hz
(II) I810(0): Not using mode "1280x1024" (no mode of this name)
(II) I810(0): Not using mode "1024x768" (no mode of this name)
(II) I810(0): Not using mode "832x624" (no mode of this name)
(II) I810(0): Not using mode "800x600" (no mode of this name)
(II) I810(0): Not using mode "720x400" (no mode of this name)
(II) I810(0): Increasing the scanline pitch to allow tiling mode (640 -> 1024).
(--) I810(0): Virtual size is 640x480 (pitch 1024)
(**) I810(0): *Built-in mode "640x480"
(II) I810(0): Attempting to use 75.00Hz refresh for mode "640x480" (841)
(--) I810(0): Display dimensions: (340, 270) mm
(--) I810(0): DPI set to (47, 45)
(II) Loading sub module "fb"

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