diff options
| -rw-r--r-- | IntelSiliconPkg/IntelVTdDxe/VtdReg.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/IntelSiliconPkg/IntelVTdDxe/VtdReg.c b/IntelSiliconPkg/IntelVTdDxe/VtdReg.c index 456a039bcd..d19aea2cc1 100644 --- a/IntelSiliconPkg/IntelVTdDxe/VtdReg.c +++ b/IntelSiliconPkg/IntelVTdDxe/VtdReg.c @@ -158,7 +158,7 @@ InvalidateVtdIOTLBDomain ( Reg64 &= ((~B_IOTLB_REG_IVT) & (~B_IOTLB_REG_IIRG_MASK));
Reg64 |= (B_IOTLB_REG_IVT | V_IOTLB_REG_IIRG_DOMAIN);
- Reg64 |= DomainIdentifier;
+ Reg64 |= LShiftU64 (DomainIdentifier, 32);
MmioWrite64 (mVtdUnitInformation[VtdIndex].VtdUnitBaseAddress + (mVtdUnitInformation[VtdIndex].ECapReg.Bits.IRO * 16) + R_IOTLB_REG, Reg64);
do {
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