[Milkymist-devel] QEMU/UART and HLT

Michael Walle michael at walle.cc
Sun Jan 24 23:57:39 PST 2010


Am Mo, 25.01.2010, 07:17, schrieb Takeshi MATSUYA:
> When I tested the following commands, it took about 100 millisecond.
> It seems like there is no problem.
> What test did you do?
>
>   root:/> ls -la /etc/services
>   -rw-r--r--    1 root     root         8205 Feb  6  2008 /etc/services
>   root:/> cat /etc/services >/dev/ttyS0
>   root:/>

With the HEAD of the qemu-lm32 milkymist branch? Right after the kernel
spwans init, you should see, that the output gets printed really slow on
the console. Please also try to slow down the timer frequency to 10MHz by
passing the option
 -global milkymist-sysctl.frequency=10000000
to qemu.

-- 
wkr Michael



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