Re: [PATCH v2] PCI: Always set prefetchable base/limit upper32 registers

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 30 Nov 2009 14:51:44 -0700
Alex Williamson <alex.williamson@xxxxxx> wrote:

> Prior to 1f82de10 we always initialized the upper 32bits of the
> prefetchable memory window, regardless of the address range used.
> Now we only touch it for a >32bit address, which means the upper32
> registers remain whatever the BIOS initialized them too.
> 
> It's valid for the BIOS to set the upper32 base/limit to
> 0xffffffff/0x00000000, which makes us program prefetchable ranges
> like 0xffffffffabc00000 - 0x00000000abc00000
> 
> Revert the chunk of 1f82de10 that made this conditional so we always
> write the upper32 registers and remove now unused pref_mem64 variable.
> 
> Signed-off-by: Alex Williamson <alex.williamson@xxxxxx>
> ---
> 

Applied this one, though it looks like your diff had some context that
wasn't in my tree.  Please double check that I fixed it up correctly.

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux