l4 build problem on Intel Atom 330

Adam Lackorzynski adam at os.inf.tu-dresden.de
Wed Aug 1 11:21:58 CEST 2012


On Tue Jul 31, 2012 at 11:26:01 +0200, Anand Mayuresh Vivekanad wrote:
> I have tried what you suggested(disable PERF Events) and now
> I can successfully run l4linux on Intel Atom board.
> But when I am compiling l4linux with Intel Graphics Card enabled
> I am getting this error:
>   LD      .tmp_vmlinux1
> drivers/built-in.o: In function `io_mapping_create_wc':
> /home/mayuresh/L4/src/l4linux/include/linux/io-mapping.h:60: undefined
> reference to `iomap_create_wc'
> drivers/built-in.o: In function `io_mapping_free':

This iomap interface has not been enabled in L4Linux so far. Looking at
the driver itself the io_mapping_create_wc could probably replaced by
ioremap_wc. The MTRR settings which are done there afterwards could
probably left out for a start to see how far it gets.

Adam                 adam at os.inf.tu-dresden.de
  Lackorzynski         http://os.inf.tu-dresden.de/~adam/

More information about the l4-hackers mailing list