Hi Diego, maybe you can find more reference/code about that in LTIB. You can download LTIB for imx28 at freescale.com
On Sun, Mar 13, 2011 at 8:01 AM, Diego Rondini <diego.rond...@kynetics.it> wrote: > Hello everybody, > > we're in the progress of porting Android on a Freescale i.MX28 board. > We've got to the point where we're trying to make the touchscreen work with > Android, so we've borrowed the patches from 0xdroid for tslib and compiled > for our board. > > Both tslib and the Calibration Test App from the donut branch work fine: > http://gitorious.org/0xdroid/external_tslib > http://gitorious.org/0xdroid/packages_apps_tscalibration > > We're now trying to get the integration code in frameworks/base working, but > it's giving us a big problem. > I've downloaded this patch: > http://gitorious.org/0xdroid/frameworks_base/commit/04c8fcb888528659d58fb6f93b01fa892ee717a4 > and applied successfully to our own donut-porting branch. > Some rare times the system goes up and touchscreen somehow (that's another > story) works: > http://pastebin.com/Ty1cHhgR > Unfortunately most of the times the system isn't able to start SurfaceFlinger > and gets stuck into an infinite loop repeating something like: > "W/SurfaceComposerClient( 1778): lock_layer timed out (is the CPU pegged?) > layer=0, lcblk=0x40209020, state=00000043 (was 00000043)" > http://pastebin.com/dBXCXZ4e > > The problem resides in the libui.so. I've broken down the patch into pieces > and identified what causes the problem: > - compiling libui.so by just adding the «#include "tslib-private.h"» in > EventHub.h makes Android always regularly startup; > - compiling libui.so by adding both the «#include "tslib-private.h"» and the > pointer declaration «struct tsdev *mTS;» in EventHub.h makes Android fail to > launch SurfaceFlinger most of the times. > > Does anybody know what could be causing the problem? Could we be missing > something (we've noticed we're missing pmem support)? > > Any help would be highly appreciated, thank you. > > Regards, > Diego Rondini > > -- > unsubscribe: android-porting+unsubscr...@googlegroups.com > website: http://groups.google.com/group/android-porting > -- Hamilton Vera int Administrator (char Network[],char ComputationalSystems[]) http://hvera.wordpress.com @hamiltonvera -- unsubscribe: android-porting+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-porting
