On Sun, Mar 09, 2008 at 01:55:15PM +0000, Joel Soete wrote:
> Hello Grant,
>
> Always tracking this ccio-dma bug, I figure out this stuff could be
> helpfull:
> --- a/drivers/parisc/ccio-dma.c 2008-03-09 12:55:00.000000000 +0000
> +++ b/drivers/parisc/ccio-dma.c 2008-03-09 12:55:21.000000000 +0000
> @@ -802,7 +802,7 @@
> * Hopefully someone figures out how to patch (NOP) the
> * FDC/SYNC out at boot time.
> */
> - asm volatile("fdc %%r0(%0)" : : "r" (pdir_ptr[7]));
> + asm volatile("fdc %%r0(%0)" : : "r" (pdir_ptr));
>
> What's your opinion?
I think you are right. That's what sba_iommu.c is using on line 560.
Have you tested this to see if it solves your problem?
cheers,
grant
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