Am soory paul, But i was actually trying to check if sdimage is generated or not. I was unaware of . wic. bz2 image. So suggested the above commands.
Sorry pankaj. Thanks Siddhartha V On Fri, 29 May, 2020, 2:13 PM Paul Barker, <[email protected]> wrote: > On Fri, 29 May 2020 at 09:23, Siddhartha V <[email protected]> > wrote: > > > > Please follow below steps to check the image. > > > > In build directory : > > to check the sdimage for installing on SD card. > > > > $: ls > tmp/deploy/images/raspberrypi3/core-image-base-raspberrypi3.rpi-sdimg > > > > Check the image by running above command and then follow the steps i > mentioned previously. > > Siddhartha, you're confusing the issue here by giving inaccurate advice. > > The original command posted by Pankaj was nearly correct: `sudo dd > if=core-image-minimal-raspberrypi4.wic.bz2 of=/dev/sdb`. The only > issue is that the data in the wic.bz2 file needs to be de-compressed > before writing to an SD card. > > I recommend installing bmap-tools and using that to copy the data, it > handles decompression automatically and uses the block map in the > wic.bmap file to allow it to only write blocks which actually contain > data (saving lots of time that would be otherwise wasted writing > blocks of zeros). You can run `sudo bmaptool copy > core-image-minimal-raspberrypi4.wic.bz2 /dev/sdb`. > > Thanks, > Paul > > -- > Paul Barker > Konsulko Group >
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