But you don't need anything special on your build computer except the updated tools necessary for 64 bit. Like java 6 etc. My computer I am using for Gingerbread development is an old (7years old) IBM thinkpad.
On Tue, May 10, 2011 at 12:18 PM, <rarin...@gmail.com> wrote: > Can you try this out Andria? > http://osdir.com/ml/android-porting/2010-12/msg00272.html#0_undefined,0_ > -----Original Message----- > From: andria > Sent: 10/05/2011, 2:47 PM > To: Android Linux Kernel Development > Subject: [android-kernel] Re: froyo : ext4 instead of yaffs2 > > > One more thing, I use froyo because I don't have a 64 bit computer. > when I try to compile a newer version than froyo, it writes that I > need a 64-bit computer. > > Thanks > > Andria > > On 10 mai, 03:34, Arindam Roy <rarin...@gmail.com> wrote: > > Also, in Froyo, it might not be a good idea to enable ext4. > > Because the framework code may not be handling the buffering issue for > ext4, > > as being done in GB. > http://android-developers.blogspot.com/2010/12/saving-data-safely.html > > > > <http://android-developers.blogspot.com/2010/12/saving-data-safely.html> > > Thanks, > > Arindam > > > > > > > > > > > > > > > > On Tue, May 10, 2011 at 6:56 AM, Arindam Roy <rarin...@gmail.com> > wrote: > > > Hello Andria, > > > I am assuming you built the driver as part of kernel aend did not make > it a > > > module. > > > Also, how are ensuring while building the system.img, and ramdisk.img, > > > proper ext4 filesystems are being built. > > > Can you share the command line, or make file changes? > > > Thanks, > > > Arindam > > > > > On Mon, May 9, 2011 at 5:44 PM, andria <andri...@gmail.com> wrote: > > > > >> Hi, > > > > >> I'm trying to moun /data with ext4 instead of yaffs2 on a froyo > > >> emulator. > > > > >> 1- I enabled the support of ext3 and ext4 in the .config and built a > > >> new kernel > > >> 2- I launched the emulator with the new zImage to make sure that there > > >> was no error. No error > > >> 3- I replaced yaffs2 with ext4 in the init.rc inside froyo source and > > >> built new system.img and ramdisk.img > > >> mount yaffs2 mtd@userdata /data nosuid nodev --> mount ext4 > > >> mtd@userdata /data nosuid nodev > > >> 4- I launched the emulator and I got errors. Errors occur: services > > >> always die and there is problem with the framework. Here is a sample > > >> of the error message: > > > > >> D/AudioHardwareInterface( 152): setMode(NORMAL) > > >> I/CameraService( 152): CameraService started: pid=152 > > >> I/AudioFlinger( 152): AudioFlinger's thread 0xb3f0 ready to run > > >> E/keystore( 158): chdir: /data/misc/keystore: No such file or > > >> directory > > >> D/AndroidRuntime( 157): > > >> D/AndroidRuntime( 157): >>>>>>>>>>>>>> AndroidRuntime START > > >> <<<<<<<<<<<<<< > > >> D/AndroidRuntime( 157): CheckJNI is ON > > >> E/dalvikvm( 157): Can't open dex cache '/data/dalvik-cache/ > > >> system(at)framework(at)core.jar(at)classes.dex': No such file or > > >> directory > > >> I/dalvikvm( 157): Unable to open or create cache for /system/ > > >> framework/core.jar (/data/dalvik-cache/ > > >> system(at)framework(at)core.jar(at)classes.dex) > > >> D/dalvikvm( 157): Unable to process classpath element '/system/ > > >> framework/core.jar' > > >> E/dalvikvm( 157): Can't open dex cache '/data/dalvik-cache/ > > >> system(at)framework(at)ext.jar(at)classes.dex': No such file or > > >> directory > > >> I/dalvikvm( 157): Unable to open or create cache for /system/ > > >> framework/ext.jar (/data/dalvik-cache/ > > >> system(at)framework(at)ext.jar(at)classes.dex) > > >> D/dalvikvm( 157): Unable to process classpath element '/system/ > > >> framework/ext.jar' > > >> E/dalvikvm( 157): Can't open dex cache '/data/dalvik-cache/ > > >> system(at)framework(at)framework.jar(at)classes.dex': No such file or > > >> directory > > >> I/dalvikvm( 157): Unable to open or create cache for /system/ > > >> framework/framework.jar (/data/dalvik-cache/ > > >> system(at)framework(at)framework.jar(at)classes.dex) > > >> D/dalvikvm( 157): Unable to process classpath element '/system/ > > >> framework/framework.jar' > > >> E/dalvikvm( 157): Can't open dex cache '/data/dalvik-cache/ > > >> system(at)framework(at)android.policy.jar(at)classes.dex': No such > > >> file or directory > > >> I/dalvikvm( 157): Unable to open or create cache for /system/ > > >> framework/android.policy.jar (/data/dalvik-cache/ > > >> system(at)framework(at)android.policy.jar(at)classes.dex) > > >> D/dalvikvm( 157): Unable to process classpath element '/system/ > > >> framework/android.policy.jar' > > >> E/dalvikvm( 157): Can't open dex cache '/data/dalvik-cache/ > > >> system(at)framework(at)services.jar(at)classes.dex': No such file or > > >> directory > > >> I/dalvikvm( 157): Unable to open or create cache for /system/ > > >> framework/services.jar (/data/dalvik-cache/ > > >> system(at)framework(at)services.jar(at)classes.dex) > > >> D/dalvikvm( 157): Unable to process classpath element '/system/ > > >> framework/services.jar' > > >> E/dalvikvm( 157): ERROR: no valid entries found in bootclasspath '/ > > >> system/framework/core.jar:/system/framework/ext.jar:/system/framework/ > > >> framework.jar:/system/framework/android.policy.jar:/system/framework/ > > >> services.jar' > > >> W/dalvikvm( 157): JNI_CreateJavaVM failed > > >> E/AndroidRuntime( 157): JNI_CreateJavaVM failed > > >> I/ServiceManager( 27): service 'media.audio_flinger' died > > >> I/ServiceManager( 27): service 'media.player' died > > >> I/ServiceManager( 27): service 'media.camera' died > > >> I/ServiceManager( 27): service 'media.audio_policy' died > > >> I/ ( 159): ServiceManager: 0xacd0 > > >> D/AudioHardwareInterface( 159): setMode(NORMAL) > > >> I/CameraService( 159): CameraService started: pid=159 > > >> I/AudioFlinger( 159): AudioFlinger's thread 0xb3f0 ready to run > > > > >> Did I miss something to mount succesfully /data with ext4? > > > > >> -- > > >> unsubscribe: android-kernel+unsubscr...@googlegroups.com > > >> website:http://groups.google.com/group/android-kernel > > -- > unsubscribe: android-kernel+unsubscr...@googlegroups.com > website: http://groups.google.com/group/android-kernel > > -- > unsubscribe: android-kernel+unsubscr...@googlegroups.com > website: http://groups.google.com/group/android-kernel > -- unsubscribe: android-kernel+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-kernel