This is a issue, our BIOS also supports several ATSR which have the same
segment.
Good fix :)
On 2014/1/7 17:00, Jiang Liu wrote:
Current Intel IOMMU driver only matches a PCIe root port with the first
DRHD unit with the samge segment number. It will report false result
if there are multiple
Current Intel IOMMU driver only matches a PCIe root port with the first
DRHD unit with the samge segment number. It will report false result
if there are multiple DRHD units with the same segment number, thus fail
to detect ATS capability for some PCIe devices.
This patch refines function