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EdgeBSD/lm32 news

  • To: EdgeBSD developers <edgebsd-developers@xxxxxxxxxxxxxxxxx>
  • Subject: EdgeBSD/lm32 news
  • From: Yann Sionneau <fallen@xxxxxxxxxxx>
  • Date: Sat, 13 Sep 2014 21:12:02 +0200
  • Delivered-to: edgebsd-developers@xxxxxxxxxxxxxxxxx
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  • Sender: yann.sionneau@xxxxxxxxx

Hello fellow EdgeBSD developers,

Since I've just hit an important milestone in my lm32 port I figured I would send an update on the list :)

Since a few days ago, the LatticeMico32 port is able to print some text from user space ( /sbin/init ) \o/

Here is a pastebin of the boot inside qemu: [0]

There is a lot of crappy debug output, sorry about that!
I am compiling with the following debug options:

I published an updated "howto" which explains what works so far and how to clone the source, compile the in-tree toolchain, compile the kernel, compile the /sbin/init user space program and stuff it inside the kernel's MFS (ramdisk) etc: [1]

Here is the code of the /sbin/init which executes successfully: [2]


[0] -- http://pastebin.com/ubetYSFE
[1] -- https://www.edgebsd.org/edgebsd/wiki/14/port-lm32
[2] -- https://github.com/fallen/NetBSD-lm32_init/blob/95ececbaeba69a1956752a16d00d65d251b17a23/init.c

Yann Sionneau