On 09/02/2011 05:56 AM, Wen Congyang wrote:
>
>  You could use something like kvm-unit-tests.git to write a simple test
>  that sets up a BAR (say from hw/ivshmem.c), writes and reads to see that
>  it is visible, programs the bridge to filter part of the BAR out, then
>  writes and reads again to verify that the correct part is filtered out.

I am testing ivshmem now. But I do not know how to access the memory
specified in the BAR.



Use the uio driver - http://docs.blackfin.uclinux.org/kernel/generated/uio-howto/. You just mmap() the BAR from userspace and play with it.

--
error compiling committee.c: too many arguments to function


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