On Tue, 18 Nov 2008 08:29:36 +0000 Andy Green <[EMAIL PROTECTED]> (AG) wrote:
>-----BEGIN PGP SIGNED MESSAGE----- >Hash: SHA1 > >Somebody in the thread at some point said: > >| i am not sure if this is helpful but i have tried to disable X and >run | just the terminal. Then after suspend (apm -s) and resume the >screen | remained white (wsod) again (so Xwin was not loaded at all). > >It's about as helpful as we can hope for, thanks... suspend and resume >with echo mem > /sys/power/state here (I will try apm -s) at least does >not make WSOD ever since the glamo gpio change. So we are fighting the >same problem Harald found that some devices do it and some don't I >think. > >There is still a race flying about, between jbt6k74 (LCM ASIC) resume >and the async action of framebuffer unblank, which calls through to >jbt6k74 stuff even when it might be suspended. They should be >serialized by mutex or whatever but it's possible the one can crap on >the state of the other at the LCM ASIC in a way leading to WSOD and >that's part of the mystery. > >Because we want Balaji's stuff in the new stable it will be branched >off andy-tracking rather than stable-tracking when we nuke the last >few bugs including this. (Balaji's stuff is based off stable-tracking, >andy-tracking is based off Balaji's stuff; but if we import Balaji's >stuff direct to stable-tracking it will conflict when we see it come in >from upstream.) So I am uploading kernels from andy-tracking now here: > >http://people.openmoko.org/andy > >one of the changes in Balaji's work is that the backlight device is now >a child of the LCM ASIC driver, if this doesn't fix the race it could >at least modify it. So if this is anything to do with anything, it's >possible andy-tracking stuff may act differently there. > so i have flashed uImage-moredrivers-GTA02_andy-tracking_c08a4eb0f4266a72.bin and used this Qi qi-s3c2442-andy_7cc3d38184ae30bd.udfu which surprisingly loaded the kernel from NAND??? (flash card outside on the table: [EMAIL PROTECTED]:~# uname -a Linux om-gta02 2.6.28-GTA02_andy-tracking_c08a4eb0f4266a72-mokodev #168 PREEMPT Mon Nov 17 17:04:29 GMT 2008 armv4tl unknown wsod again, i tried echo mem > /sys/power/state and then did suspend by the button... i think... :) but this kernel doesn't have /sys/class/i2c-adapter/i2c-0/0-0073/glamo3362.0/regs to send any status... -- Petr
