[Dev] Loongson 3A hardware
mtjm at mtjm.eu
Fri Nov 9 21:55:09 GMT 2012
>> - there is no English documentation for the CPU, none of our developers
>> know Chinese
> See  where one can find some eventually usefull infos about the cpu
> (the actual one is named "3A" and should be followed by an upgrade named
I trust you that it would be useful for a developer who knows the
language it is written in.
> As for the machines using this 3A cpu, I am aware of:
> - a laptop  AKA "Librenote", according to ,
> - a desktop , and
> - a server .
These might answer the "should we buy it?" question, the CPU
documentation is useful later. Although I haven't seen e.g. a specific
chipset vendor name for the wifi card.
> Another potentially interesting reference seems to be in .
> Unfortunately, the decompressing of the "linux-3A-notebook.tgz" archive
> ends with an "gzip: stdin: unexpectec end of file" message.
Very slow download; might be interesting.
> See  where one file is related to the radeonhd gpu. According to the
> COPYING file inside the archive, this is under the xorg license from
The microcode is included with the kernel (and linux-firmware). All
code run on the main CPU since the kernel starts is free, I don't know
how PMON initializes the display.
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