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mabako/rpi-image.md

Created March 9, 2014 05:52
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raspberry pi image stuff
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rpi-image.md

Flash image to sdcard (/dev/sdc)

$ dd bs=4M if=raspbian.img of=/dev/sdc

Export from sdcard

$ dd if=/dev/sdc of=raspberry.img bs=1M conv=notrunc,noerror

Status of dd

$ pkill -USR1 -n -x dd

Mounting paritions

$ fdisk -l raspberry.img

Disk raspberry.img: 3003 MB, 3003125760 bytes
255 heads, 63 sectors/track, 365 cylinders, total 5865480 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000981cb

        Device Boot      Start         End      Blocks   Id  System
raspberry.img1            8192      122879       57344    c  W95 FAT32 (LBA)
raspberry.img2          122880     5785599     2831360   83  Linux

$ losetup -o4194304 /dev/loop0 raspberry.img
$ losetup -o62914560 /dev/loop1 raspberry.img

$ losetup -d /dev/loop0
$ losetup -d /dev/loop1
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