diff options
Diffstat (limited to 'ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c')
| -rw-r--r-- | ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c | 64 |
1 files changed, 35 insertions, 29 deletions
diff --git a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c index 20f873e680..d55aff7620 100644 --- a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c +++ b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c @@ -45,8 +45,8 @@ STATIC
EFI_STATUS
SendMemoryPermissionRequest (
- IN OUT ARM_SVC_ARGS *SvcArgs,
- OUT INT32 *RetVal
+ IN OUT ARM_SVC_ARGS *SvcArgs,
+ OUT INT32 *RetVal
)
{
if ((SvcArgs == NULL) || (RetVal == NULL)) {
@@ -148,8 +148,8 @@ SendMemoryPermissionRequest ( STATIC
EFI_STATUS
GetMemoryPermissions (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- OUT UINT32 *MemoryAttributes
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ OUT UINT32 *MemoryAttributes
)
{
EFI_STATUS Status;
@@ -207,9 +207,9 @@ GetMemoryPermissions ( STATIC
EFI_STATUS
RequestMemoryPermissionChange (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length,
- IN UINT32 Permissions
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length,
+ IN UINT32 Permissions
)
{
INT32 Ret;
@@ -239,13 +239,13 @@ RequestMemoryPermissionChange ( EFI_STATUS
ArmSetMemoryRegionNoExec (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
)
{
- EFI_STATUS Status;
- UINT32 MemoryAttributes;
- UINT32 CodePermission;
+ EFI_STATUS Status;
+ UINT32 MemoryAttributes;
+ UINT32 CodePermission;
Status = GetMemoryPermissions (BaseAddress, &MemoryAttributes);
if (!EFI_ERROR (Status)) {
@@ -256,18 +256,19 @@ ArmSetMemoryRegionNoExec ( MemoryAttributes | CodePermission
);
}
+
return Status;
}
EFI_STATUS
ArmClearMemoryRegionNoExec (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
)
{
- EFI_STATUS Status;
- UINT32 MemoryAttributes;
- UINT32 CodePermission;
+ EFI_STATUS Status;
+ UINT32 MemoryAttributes;
+ UINT32 CodePermission;
Status = GetMemoryPermissions (BaseAddress, &MemoryAttributes);
if (!EFI_ERROR (Status)) {
@@ -278,18 +279,19 @@ ArmClearMemoryRegionNoExec ( MemoryAttributes & ~CodePermission
);
}
+
return Status;
}
EFI_STATUS
ArmSetMemoryRegionReadOnly (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
)
{
- EFI_STATUS Status;
- UINT32 MemoryAttributes;
- UINT32 DataPermission;
+ EFI_STATUS Status;
+ UINT32 MemoryAttributes;
+ UINT32 DataPermission;
Status = GetMemoryPermissions (BaseAddress, &MemoryAttributes);
if (!EFI_ERROR (Status)) {
@@ -300,28 +302,32 @@ ArmSetMemoryRegionReadOnly ( MemoryAttributes | DataPermission
);
}
+
return Status;
}
EFI_STATUS
ArmClearMemoryRegionReadOnly (
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
)
{
- EFI_STATUS Status;
- UINT32 MemoryAttributes;
- UINT32 PermissionRequest;
+ EFI_STATUS Status;
+ UINT32 MemoryAttributes;
+ UINT32 PermissionRequest;
Status = GetMemoryPermissions (BaseAddress, &MemoryAttributes);
if (!EFI_ERROR (Status)) {
- PermissionRequest = SET_MEM_ATTR_MAKE_PERM_REQUEST (SET_MEM_ATTR_DATA_PERM_RW,
- MemoryAttributes);
+ PermissionRequest = SET_MEM_ATTR_MAKE_PERM_REQUEST (
+ SET_MEM_ATTR_DATA_PERM_RW,
+ MemoryAttributes
+ );
return RequestMemoryPermissionChange (
BaseAddress,
Length,
PermissionRequest
);
}
+
return Status;
}
|