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| author | Laszlo Ersek <lersek@redhat.com> | 2017-08-02 11:34:18 +0200 |
|---|---|---|
| committer | Laszlo Ersek <lersek@redhat.com> | 2017-08-05 01:31:52 +0200 |
| commit | c7ef2ed274a4f58a3070699852073f3cc56afca6 (patch) | |
| tree | f6ecc1570262d519f10b3ea02cf8ea56420a9afd | |
| parent | dc194ce36d04d3c99234f5c6e37ebe987758db4c (diff) | |
| download | edk2-c7ef2ed274a4f58a3070699852073f3cc56afca6.tar.gz edk2-c7ef2ed274a4f58a3070699852073f3cc56afca6.tar.bz2 edk2-c7ef2ed274a4f58a3070699852073f3cc56afca6.zip | |
OvmfPkg/IoMmuDxe: rename HostAddress to CryptedAddress in MAP_INFO
As a continuation of the last patch, clarify that the area pointed-to by
"HostAddress" is encrypted and hidden from the hypervisor.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Brijesh Singh <brijesh.singh@amd.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
| -rw-r--r-- | OvmfPkg/IoMmuDxe/AmdSevIoMmu.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/OvmfPkg/IoMmuDxe/AmdSevIoMmu.c b/OvmfPkg/IoMmuDxe/AmdSevIoMmu.c index fcb7bcfaec..dfad2cbb56 100644 --- a/OvmfPkg/IoMmuDxe/AmdSevIoMmu.c +++ b/OvmfPkg/IoMmuDxe/AmdSevIoMmu.c @@ -24,7 +24,7 @@ typedef struct { EDKII_IOMMU_OPERATION Operation;
UINTN NumberOfBytes;
UINTN NumberOfPages;
- EFI_PHYSICAL_ADDRESS HostAddress;
+ EFI_PHYSICAL_ADDRESS CryptedAddress;
EFI_PHYSICAL_ADDRESS PlainTextAddress;
} MAP_INFO;
@@ -144,7 +144,7 @@ IoMmuMap ( MapInfo->Operation = Operation;
MapInfo->NumberOfBytes = *NumberOfBytes;
MapInfo->NumberOfPages = EFI_SIZE_TO_PAGES (MapInfo->NumberOfBytes);
- MapInfo->HostAddress = PhysicalAddress;
+ MapInfo->CryptedAddress = PhysicalAddress;
MapInfo->PlainTextAddress = DmaMemoryTop;
//
@@ -182,7 +182,7 @@ IoMmuMap ( Operation == EdkiiIoMmuOperationBusMasterRead64) {
CopyMem (
(VOID *) (UINTN) MapInfo->PlainTextAddress,
- (VOID *) (UINTN) MapInfo->HostAddress,
+ (VOID *) (UINTN) MapInfo->CryptedAddress,
MapInfo->NumberOfBytes
);
}
@@ -199,10 +199,10 @@ IoMmuMap ( DEBUG ((
DEBUG_VERBOSE,
- "%a PlainText 0x%Lx Host 0x%Lx Pages 0x%Lx Bytes 0x%Lx\n",
+ "%a PlainText 0x%Lx Crypted 0x%Lx Pages 0x%Lx Bytes 0x%Lx\n",
__FUNCTION__,
MapInfo->PlainTextAddress,
- MapInfo->HostAddress,
+ MapInfo->CryptedAddress,
MapInfo->NumberOfPages,
MapInfo->NumberOfBytes
));
@@ -255,7 +255,7 @@ IoMmuUnmap ( if (MapInfo->Operation == EdkiiIoMmuOperationBusMasterWrite ||
MapInfo->Operation == EdkiiIoMmuOperationBusMasterWrite64) {
CopyMem (
- (VOID *) (UINTN) MapInfo->HostAddress,
+ (VOID *) (UINTN) MapInfo->CryptedAddress,
(VOID *) (UINTN) MapInfo->PlainTextAddress,
MapInfo->NumberOfBytes
);
@@ -263,10 +263,10 @@ IoMmuUnmap ( DEBUG ((
DEBUG_VERBOSE,
- "%a PlainText 0x%Lx Host 0x%Lx Pages 0x%Lx Bytes 0x%Lx\n",
+ "%a PlainText 0x%Lx Crypted 0x%Lx Pages 0x%Lx Bytes 0x%Lx\n",
__FUNCTION__,
MapInfo->PlainTextAddress,
- MapInfo->HostAddress,
+ MapInfo->CryptedAddress,
MapInfo->NumberOfPages,
MapInfo->NumberOfBytes
));
|