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VT-d: use qword MMIO access for MSI address writes
authorJan Beulich <jbeulich@suse.com>
Thu, 11 Jun 2015 09:54:10 +0000 (11:54 +0200)
committerJan Beulich <jbeulich@suse.com>
Thu, 11 Jun 2015 09:54:10 +0000 (11:54 +0200)
commitae05fd3912b153e18efa3018d9f7cf9105ea5b43
tree8c11dc1585dd7b3dfae01bc8bbda0c46b01b1c18tree
parent73cb5d43a8f48930e4594ef7b15b974487651ffecommit | diff
VT-d: use qword MMIO access for MSI address writes

Also make dmar_{read,write}q() actually do what their names suggest (we
don't need to be concerned of 32-bit restrictions anymore).

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
xen/drivers/passthrough/vtd/iommu.c diff | blob | blame | history
xen/drivers/passthrough/vtd/iommu.h diff | blob | blame | history
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