[riot-users] Minimize code size for spark core

Oleg Hahm oliver.hahm at inria.fr
Fri Sep 18 11:37:46 CEST 2015


Hi Andreas,

> I've seen when i add the upd module to the hello world example and compile
> it for the spark, the code size raises up to 100 kB.
> Is there a way to minimize the code size and use the upd module?

for clarification did you try with gnrc_udp on (more or less) current master?

> I also recognized that some drivers like the uart drivers use floating
> point operations, which is horrible for the code size because the ARM
> Cortex M3 processor of the spark haven't a floating point unit so the
> operations must be simulated by software.
> Does exist a fix for that in newer versions?

Very valid point. Just talked to Hauke and there should be fix for that. Stay
tuned.

Cheers,
Oleg
-- 
printk("VFS: Busy inodes after unmount. "
        "Self-destruct in 5 seconds.  Have a nice day...\n");
        linux-2.3.99-pre8/fs/super.c
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