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| author | Pavel Machek <pavel@ucw.cz> | 2005-09-03 15:56:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-05 00:06:14 -0700 |
| commit | 7e958883bced7e435f5a76349e15684858d3477c (patch) | |
| tree | d5b5a670c5917825ac08a67cb9efd0e64afe9799 /Documentation/power/video.txt | |
| parent | 7dc24db1757f950f8bd21b7191106d4bf5134be7 (diff) | |
| download | blackbird-op-linux-7e958883bced7e435f5a76349e15684858d3477c.tar.gz blackbird-op-linux-7e958883bced7e435f5a76349e15684858d3477c.zip | |
[PATCH] suspend: update documentation
Update suspend documentation.
Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation/power/video.txt')
| -rw-r--r-- | Documentation/power/video.txt | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/power/video.txt b/Documentation/power/video.txt index 7a4a5036d123..1a44e8acb54c 100644 --- a/Documentation/power/video.txt +++ b/Documentation/power/video.txt @@ -46,6 +46,12 @@ There are a few types of systems where video works after S3 resume: POSTing bios works. Ole Rohne has patch to do just that at http://dev.gentoo.org/~marineam/patch-radeonfb-2.6.11-rc2-mm2. +(8) on some systems, you can use the video_post utility mentioned here: + http://bugzilla.kernel.org/show_bug.cgi?id=3670. Do echo 3 > /sys/power/state + && /usr/sbin/video_post - which will initialize the display in console mode. + If you are in X, you can switch to a virtual terminal and back to X using + CTRL+ALT+F1 - CTRL+ALT+F7 to get the display working in graphical mode again. + Now, if you pass acpi_sleep=something, and it does not work with your bios, you'll get a hard crash during resume. Be careful. Also it is safest to do your experiments with plain old VGA console. The vesafb @@ -64,7 +70,8 @@ Model hack (or "how to do it") ------------------------------------------------------------------------------ Acer Aspire 1406LC ole's late BIOS init (7), turn off DRI Acer TM 242FX vbetool (6) -Acer TM C300 vga=normal (only suspend on console, not in X), vbetool (6) +Acer TM C110 video_post (8) +Acer TM C300 vga=normal (only suspend on console, not in X), vbetool (6) or video_post (8) Acer TM 4052LCi s3_bios (2) Acer TM 636Lci s3_bios vga=normal (2) Acer TM 650 (Radeon M7) vga=normal plus boot-radeon (5) gets text console back |
