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How Dual Boot Works on Firefly RK3288

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Posted at 7/25/2015 10:46:05      1#
The Android SDK has the u-boot direcotory which contains the full source code of U-Boot.
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Posted at 7/25/2015 10:48:33      2#
Some dual boot resource:

1. Dual boot on Firefly-RK3288
  http://bbs.t-firefly.com/forum.p ... &highlight=dual
2. Boot from SD card - dual boot either Android or Linux
  http://bbs.t-firefly.com/forum.p ... &highlight=dual
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Posted at 7/27/2015 09:45:33      3#
Last edited by busybee In 7/27/2015 09:46 Editor

The content of recovery partition is Linux Kernel with initramfs.

The parameter partition (flashed with parameter image, a wrapper for parameter file) contains the partition info,
which is loaded by U-Boot and passed to kernel as command line parameter.

You can see the kernel command line parameter by:
   $ cat /proc/cmdline

then the partition info within the command line is parsed and hence paritions are created.

Therefore, if you need to change the parition, just modify parameter file and flash it back to the storage.
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