From: Pavel Machek Stefan has pretty useful tips for getting S3 to work on radeon notebooks. This brings whole new class of systems to be usable for S3. --- 25-akpm/Documentation/power/video.txt | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff -puN Documentation/power/video.txt~tips-for-s3-resume-on-radeon-cards Documentation/power/video.txt --- 25/Documentation/power/video.txt~tips-for-s3-resume-on-radeon-cards Fri Apr 23 13:35:29 2004 +++ 25-akpm/Documentation/power/video.txt Fri Apr 23 13:35:29 2004 @@ -1,7 +1,7 @@ Video issues with S3 resume ~~~~~~~~~~~~~~~~~~~~~~~~~~~ - 2003, Pavel Machek + 2003-2004, Pavel Machek During S3 resume, hardware needs to be reinitialized. For most devices, this is easy, and kernel driver knows how to do @@ -15,7 +15,7 @@ run normally so video card is normally i There are three types of systems where video works after S3 resume: -* systems where video state is preserved over S3. (HP Omnibook xe3) +* systems where video state is preserved over S3. (Athlon HP Omnibook xe3s) * systems that initialize video card into vga text mode and where BIOS works well enough to be able to set video mode. Use @@ -26,6 +26,10 @@ There are three types of systems where v point, but it happens to work on some machines. Use acpi_sleep=s3_bios (Athlon64 desktop system) +* radeon systems, where X can soft-boot your video card. You'll need + patched X, and plain text console (no vesafb or radeonfb), see + http://www.doesi.gmxhome.de/linux/tm800s3/s3.html. (Acer TM 800) + Now, if you pass acpi_sleep=something, and it does not work with your bios, you'll get hard crash during resume. Be carefull. _