Hi, what exactly is the acpi_oci trick? /Thomas
lør, 30 04 2011 kl. 23:27 -0700, skrev Justin Karneges: > Hi guys, > > I just wanted report my experience with the latest stable on Z12. Basically, > everything more or less seems to work provided you use static switching. On > my system, it is enough to use the acpi_osi="" kernel param trick. But as is > often mentioned, this may not work for later models and you may need to hack > your BIOS in that case. > > If you don't use static switching then both cards remain powered on and intel > is the one that gets used (afaict). You'll also get a black screen during > boot, which is a little bit scary, and also might be problematic if you use > LUKS. But X loads fine eventually. So it may not be wrong to say that Natty > works out of the box without any special tricks, but I really do think you > need to use static switching to feel confident about the system. > > Both nvidia and intel cards work. With nvidia, I seem to need to alt-f7 to > see boot messages (which is needed for me since I have to enter my LUKS > passphrase). Also, brightness controls do not work with nvidia. Suspend > works with either card. > > Hibernate appears to be a little quirky. It hung during the hibernate > process, but restore after reboot "seemed" to work. I'd stick with suspend > until the bugs are worked out. > > In all, I'm pleased that things are finally working nicely, 9 months after > buying this computer. :P > > Some stats: > ~13W on stamina during light usage (e.g. this email composition) > ~30 second boot time: > 15 seconds from pushing the power button to LUKS prompt > 15 seconds from entering passphrase to fully loaded gnome (I have auto- > login set) > > Wishlist: > - brightness control with nvidia > - hibernate > - static switching support in the kernel at boot time, to obviate the bios > tricks > > Justin > > _______________________________________________ > Mailing list: https://launchpad.net/~sony-vaio-z-series > Post to : [email protected] > Unsubscribe : https://launchpad.net/~sony-vaio-z-series > More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~sony-vaio-z-series Post to : [email protected] Unsubscribe : https://launchpad.net/~sony-vaio-z-series More help : https://help.launchpad.net/ListHelp
