On Sun, Dec 01, 2013 at 12:43:11PM -0700, Simon Glass wrote: > From: Guilherme Maciel Ferreira <guilherme.maciel.ferre...@gmail.com> > > Given a multi-file image created through the mkimage's -d option: > > $ mkimage -A x86 -O linux -T multi -n x86 -d vmlinuz:initrd.img:System.map \ > multi.img > > Image Name: x86 > Created: Thu Jul 25 10:29:13 2013 > Image Type: Intel x86 Linux Multi-File Image (gzip compressed) > Data Size: 13722956 Bytes = 13401.32 kB = 13.09 MB > Load Address: 00000000 > Entry Point: 00000000 > Contents: > Image 0: 4040128 Bytes = 3945.44 kB = 3.85 MB > Image 1: 7991719 Bytes = 7804.41 kB = 7.62 MB > Image 2: 1691092 Bytes = 1651.46 kB = 1.61 MB > > It is possible to perform the innverse operation -- extracting any file from > the image -- by using the dumpimage's -i option: > > $ dumpimage -i multi.img -p 2 System.map > > Although it's feasible to retrieve "data files" from image through scripting, > the requirement to embed tools such 'dd', 'awk' and 'sed' for this sole > purpose > is cumbersome and unreliable -- once you must keep track of file sizes inside > the image. Furthermore, extracting data files using "dumpimage" tool is faster > than through scripting. > > Signed-off-by: Guilherme Maciel Ferreira <guilherme.maciel.ferre...@gmail.com> > Signed-off-by: Simon Glass <s...@chromium.org>
Applied to u-boot/master, thanks! -- Tom
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