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Diffstat (limited to 'Documentation/fb/modedb.txt')
-rw-r--r-- | Documentation/fb/modedb.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/fb/modedb.txt b/Documentation/fb/modedb.txt index 16aa08453911..1dd5a52f9390 100644 --- a/Documentation/fb/modedb.txt +++ b/Documentation/fb/modedb.txt @@ -51,6 +51,20 @@ To force the VGA output to be enabled and drive a specific mode say: Specifying the option multiple times for different ports is possible, e.g.: video=LVDS-1:d video=HDMI-1:D +Options can also be passed after the mode, using commas as separator. + + Sample usage: 720x480,rotate=180 - 720x480 mode, rotated by 180 degrees + +Valid options are: + + - margin_top, margin_bottom, margin_left, margin_right (integer): + Number of pixels in the margins, typically to deal with overscan on TVs + - reflect_x (boolean): Perform an axial symmetry on the X axis + - reflect_y (boolean): Perform an axial symmetry on the Y axis + - rotate (integer): Rotate the initial framebuffer by x + degrees. Valid values are 0, 90, 180 and 270. + + ***** oOo ***** oOo ***** oOo ***** oOo ***** oOo ***** oOo ***** oOo ***** What is the VESA(TM) Coordinated Video Timings (CVT)? |