Ralink CPU datasheets mention an iNIC boot mode without describing
what it does.  For example the RT5350 supports iNIC-USB and iNIC PHY
boot modes.

Has anyone tried activating these modes? Do they trigger a boot
sequence of some kind from USB or Ethernet? I suspect that is what
these modes do. The chip has 16KB boot ROM which is a lot of code.
Maybe this is a generic MIPS boot ROM?

If so, this is a way to unbrick Ralink devices without using a JTAG.
It is also a way to bootstrap a board with an empty flash chip.  If
someone has info on these modes it would be very helpful for my
current project.

--
Jon Smirl
jonsm...@gmail.com
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