diff options
-rw-r--r-- | OvmfPkg/Include/Library/MemEncryptSevLib.h | 34 | ||||
-rw-r--r-- | OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c | 34 | ||||
-rw-r--r-- | OvmfPkg/Library/BaseMemEncryptSevLib/X64/MemEncryptSevLib.c | 7 |
3 files changed, 38 insertions, 37 deletions
diff --git a/OvmfPkg/Include/Library/MemEncryptSevLib.h b/OvmfPkg/Include/Library/MemEncryptSevLib.h index 88b272ebed..2d574dd306 100644 --- a/OvmfPkg/Include/Library/MemEncryptSevLib.h +++ b/OvmfPkg/Include/Library/MemEncryptSevLib.h @@ -32,29 +32,31 @@ MemEncryptSevIsEnabled ( );
/**
- This function clears memory encryption bit for the memory region specified
- by BaseAddress and Number of pages from the current page table context.
+ This function clears memory encryption bit for the memory region specified by
+ BaseAddress and NumPages from the current page table context.
- @param[in] BaseAddress The physical address that is the start
- address of a memory region.
- @param[in] NumberOfPages The number of pages from start memory
- region.
- @param[in] Flush Flush the caches before clearing the bit
- (mostly TRUE except MMIO addresses)
+ @param[in] Cr3BaseAddress Cr3 Base Address (if zero then use
+ current CR3)
+ @param[in] BaseAddress The physical address that is the start
+ address of a memory region.
+ @param[in] NumPages The number of pages from start memory
+ region.
+ @param[in] Flush Flush the caches before clearing the bit
+ (mostly TRUE except MMIO addresses)
- @retval RETURN_SUCCESS The attributes were cleared for the memory
- region.
- @retval RETURN_INVALID_PARAMETER Number of pages is zero.
- @retval RETURN_UNSUPPORTED Clearing memory encryption attribute is not
- supported
- **/
+ @retval RETURN_SUCCESS The attributes were cleared for the
+ memory region.
+ @retval RETURN_INVALID_PARAMETER Number of pages is zero.
+ @retval RETURN_UNSUPPORTED Clearing the memory encryption attribute
+ is not supported
+**/
RETURN_STATUS
EFIAPI
MemEncryptSevClearPageEncMask (
IN PHYSICAL_ADDRESS Cr3BaseAddress,
IN PHYSICAL_ADDRESS BaseAddress,
- IN UINTN NumberOfPages,
- IN BOOLEAN CacheFlush
+ IN UINTN NumPages,
+ IN BOOLEAN Flush
);
/**
diff --git a/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c b/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c index d1130df2d0..d6067c52aa 100644 --- a/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c +++ b/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c @@ -22,30 +22,30 @@ #include <Library/MemEncryptSevLib.h>
/**
- This function clears memory encryption bit for the memory region specified
- by BaseAddress and Number of pages from the current page table context.
+ This function clears memory encryption bit for the memory region specified by
+ BaseAddress and NumPages from the current page table context.
- @param[in] Cr3BaseAddress Cr3 Base Address (if zero then use current
- CR3)
- @param[in] BaseAddress The physical address that is the start
- address of a memory region.
- @param[in] NumberOfPages The number of pages from start memory
- region.
- @param[in] Flush Flush the caches before clearing the bit
- (mostly TRUE except MMIO addresses)
+ @param[in] Cr3BaseAddress Cr3 Base Address (if zero then use
+ current CR3)
+ @param[in] BaseAddress The physical address that is the start
+ address of a memory region.
+ @param[in] NumPages The number of pages from start memory
+ region.
+ @param[in] Flush Flush the caches before clearing the bit
+ (mostly TRUE except MMIO addresses)
- @retval RETURN_SUCCESS The attributes were cleared for the memory
- region.
- @retval RETURN_INVALID_PARAMETER Number of pages is zero.
- @retval RETURN_UNSUPPORTED Clearing memory encryption attribute is not
- supported
- **/
+ @retval RETURN_SUCCESS The attributes were cleared for the
+ memory region.
+ @retval RETURN_INVALID_PARAMETER Number of pages is zero.
+ @retval RETURN_UNSUPPORTED Clearing the memory encryption attribute
+ is not supported
+**/
RETURN_STATUS
EFIAPI
MemEncryptSevClearPageEncMask (
IN PHYSICAL_ADDRESS Cr3BaseAddress,
IN PHYSICAL_ADDRESS BaseAddress,
- IN UINTN NumberOfPages,
+ IN UINTN NumPages,
IN BOOLEAN Flush
)
{
diff --git a/OvmfPkg/Library/BaseMemEncryptSevLib/X64/MemEncryptSevLib.c b/OvmfPkg/Library/BaseMemEncryptSevLib/X64/MemEncryptSevLib.c index 4b7fdf7d04..5b8bc73764 100644 --- a/OvmfPkg/Library/BaseMemEncryptSevLib/X64/MemEncryptSevLib.c +++ b/OvmfPkg/Library/BaseMemEncryptSevLib/X64/MemEncryptSevLib.c @@ -24,15 +24,14 @@ #include "VirtualMemory.h"
/**
-
This function clears memory encryption bit for the memory region specified by
- BaseAddress and Number of pages from the current page table context.
+ BaseAddress and NumPages from the current page table context.
@param[in] Cr3BaseAddress Cr3 Base Address (if zero then use
current CR3)
@param[in] BaseAddress The physical address that is the start
address of a memory region.
- @param[in] NumberOfPages The number of pages from start memory
+ @param[in] NumPages The number of pages from start memory
region.
@param[in] Flush Flush the caches before clearing the bit
(mostly TRUE except MMIO addresses)
@@ -42,7 +41,7 @@ @retval RETURN_INVALID_PARAMETER Number of pages is zero.
@retval RETURN_UNSUPPORTED Clearing the memory encryption attribute
is not supported
- **/
+**/
RETURN_STATUS
EFIAPI
MemEncryptSevClearPageEncMask (
|