BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275
Use the MemEncryptSevClearMmioPageEncMask() to clear memory encryption mask
for the Mmio and NonExistent address range.
Cc: James Bottomley <j...@linux.ibm.com>
Cc: Min Xu <min.m...@intel.com>
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Tom Lendacky <thomas.lenda...@amd.com>
Cc: Jordan Justen <jordan.l.jus...@intel.com>
Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org>
Cc: Laszlo Ersek <ler...@redhat.com>
Cc: Erdem Aktas <erdemak...@google.com>
Reviewed-by: Laszlo Ersek <ler...@redhat.com>
Signed-off-by: Brijesh Singh <brijesh.si...@amd.com>
---
OvmfPkg/AmdSevDxe/AmdSevDxe.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/OvmfPkg/AmdSevDxe/AmdSevDxe.c b/OvmfPkg/AmdSevDxe/AmdSevDxe.c
index 689bfb376d03..80831b81facf 100644
--- a/OvmfPkg/AmdSevDxe/AmdSevDxe.c
+++ b/OvmfPkg/AmdSevDxe/AmdSevDxe.c
@@ -53,11 +53,10 @@ AmdSevDxeEntryPoint (
Desc = &AllDescMap[Index];
if (Desc->GcdMemoryType == EfiGcdMemoryTypeMemoryMappedIo ||
Desc->GcdMemoryType == EfiGcdMemoryTypeNonExistent) {
- Status = MemEncryptSevClearPageEncMask (
+ Status = MemEncryptSevClearMmioPageEncMask (
0,
Desc->BaseAddress,
- EFI_SIZE_TO_PAGES (Desc->Length),
- FALSE
+ EFI_SIZE_TO_PAGES (Desc->Length)
);
ASSERT_EFI_ERROR (Status);
}
@@ -73,11 +72,10 @@ AmdSevDxeEntryPoint (
// the range.
//
if (PcdGet16 (PcdOvmfHostBridgePciDevId) == INTEL_Q35_MCH_DEVICE_ID) {
- Status = MemEncryptSevClearPageEncMask (
+ Status = MemEncryptSevClearMmioPageEncMask (
0,
FixedPcdGet64 (PcdPciExpressBaseAddress),
- EFI_SIZE_TO_PAGES (SIZE_256MB),
- FALSE
+ EFI_SIZE_TO_PAGES (SIZE_256MB)
);
ASSERT_EFI_ERROR (Status);
--
2.17.1
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