Hi The command working fine with little moderation *# busybox dd bs=4k if=/dev/mtd/mtd4 of=/sdcard/boot.img conv=sync* * * but the boot.img still showing the error as its a not boot image, where the problem happened Is there any other procedure to edit init.rc* *
On Thursday, November 29, 2012 11:15:12 AM UTC+5:30, chainz wrote: > > Hello > Thanks for your reply. > I tried your idea, but its showing error as " *conv option disabled " *how > to enable the conv option or is there any other way.? > > On Thursday, November 29, 2012 9:56:47 AM UTC+5:30, m-ric wrote: >> >> try: >> # dd if=/dev/mtd/mtd4 of=/sdcard/boot.img conv=sync >> (or) >> # dd bs=4k if=/dev/mtd/mtd4 of=/sdcard/boot.img conv=sync >> http://en.wikipedia.org/wiki/Dd_(Unix)#Data_transfer >> >> NB: watch out with long "dd", because "dd" is uninterruptible (ctrl+c). >> Processes currently doing IO are not kill'able. >> >> http://stackoverflow.com/questions/767551/how-to-stop-uninterruptible-process-on-linux >> To check its progress: >> http://enhancedlinux.com/2010/07/11/check-the-status-of-dd-command/ >> >> Emeric >> >> >> On Wed, Nov 28, 2012 at 10:08 AM, Jeremy Morales <ajaxx...@gmail.com>wrote: >> >>> In order to edit the init.rc script you need to first dump the image, as >>> Jonathan Clavin already said to do. >>> Once you dump it, you will then be able to unpack it, edit the init.rc >>> script, and then be able to repack it. >>> >>> >>> >>> On Wed, Nov 28, 2012 at 4:47 AM, chainz >>> <sangilikuma...@marudham.co.in>wrote: >>> >>>> Hello Jonathan Clavin >>>> >>>> Some hardware problem in that tablet so its not booting. >>>> But i have another tablet. Here i've mentioned the details of this tablet >>>> >>>> dev: size erasesize name >>>> mtd0: 00800000 00200000 "bootloader" >>>> mtd1: 00800000 00400000 "logo" >>>> mtd2: 00800000 00400000 "aml_logo" >>>> mtd3: 00800000 00400000 "recovery" >>>> mtd4: 00800000 00400000 "boot" >>>> mtd5: 20000000 00400000 "system" >>>> mtd6: 08000000 00400000 "factory" >>>> mtd7: 08000000 00400000 "cache" >>>> mtd8: 69000000 00400000 "userdata" >>>> mtd9: 164000000 00400000 "NFTL_Part" >>>> >>>> Mainly i need to edit the init.rc so i tried to get boot image from >>>> tablet by *cat /dev/mtd/mtd4 > /sdcard/boot.img* >>>> * >>>> * >>>> While i trying to unpack the image by script (unmkbootimg/ >>>> unpack-bootimg.pl/ split_bootimg.pl) its stuck and showing the error >>>> as its invalid boot image. so i tried in all partitions but no use. >>>> >>>> Whats the way to edit my init.rc, kindly give me solution to edit my >>>> init.rc >>>> >>>> >>>> >>>> On Thursday, November 22, 2012 8:44:27 AM UTC+5:30, Jonathan Clavin >>>> wrote: >>>>> >>>>> You have to "dd if, of" the block and try splitting it with a boot.img >>>>> split tool. My guess would be either 3 or 4. >>>> >>>> -- >>>> unsubscribe: android-kerne...@googlegroups.com >>>> website: http://groups.google.com/group/android-kernel >>> >>> >>> -- >>> unsubscribe: android-kerne...@googlegroups.com >>> website: http://groups.google.com/group/android-kernel >>> >> >> -- unsubscribe: android-kernel+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-kernel