diff options
Diffstat (limited to 'MdeModulePkg/Universal/Variable/RuntimeDxe')
| -rw-r--r-- | MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c | 16 | ||||
| -rw-r--r-- | MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.h | 24 |
2 files changed, 28 insertions, 12 deletions
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c index 6d3967947d..8fbcf129fa 100644 --- a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c +++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c @@ -38,14 +38,6 @@ VARIABLE_CACHE_ENTRY mVariableCache[] = { VARIABLE_INFO_ENTRY *gVariableInfo = NULL;
-EFI_STATUS
-FtwVariableSpace (
- IN EFI_PHYSICAL_ADDRESS VariableBaseAddress,
- IN UINT8 *Buffer,
- IN UINTN BufferSize
- );
-
-
/**
Acquires lock only at boot time. Simply returns at runtime.
@@ -929,7 +921,7 @@ FindVariable ( if (Variable[Index]->State == VAR_ADDED ||
Variable[Index]->State == (VAR_IN_DELETED_TRANSITION & VAR_ADDED)
) {
- if (!EfiAtRuntime () || (Variable[Index]->Attributes & EFI_VARIABLE_RUNTIME_ACCESS)) {
+ if (!EfiAtRuntime () || (Variable[Index]->Attributes & EFI_VARIABLE_RUNTIME_ACCESS != 0)) {
if (VariableName[0] == 0) {
if (Variable[Index]->State == (VAR_IN_DELETED_TRANSITION & VAR_ADDED)) {
InDeletedVariable = Variable[Index];
@@ -947,7 +939,7 @@ FindVariable ( Point = (VOID *) GetVariableNamePtr (Variable[Index]);
ASSERT (NameSizeOfVariable (Variable[Index]) != 0);
- if (!CompareMem (VariableName, Point, NameSizeOfVariable (Variable[Index]))) {
+ if (CompareMem (VariableName, Point, NameSizeOfVariable (Variable[Index])) == 0) {
if (Variable[Index]->State == (VAR_IN_DELETED_TRANSITION & VAR_ADDED)) {
InDeletedVariable = Variable[Index];
InDeletedStorageIndex = Index;
@@ -1136,7 +1128,7 @@ RuntimeServiceGetNextVariableName ( // Variable is found
//
if (IsValidVariableHeader (Variable.CurrPtr) && Variable.CurrPtr->State == VAR_ADDED) {
- if (!(EfiAtRuntime () && !(Variable.CurrPtr->Attributes & EFI_VARIABLE_RUNTIME_ACCESS))) {
+ if ((EfiAtRuntime () && ((Variable.CurrPtr->Attributes & EFI_VARIABLE_RUNTIME_ACCESS) == 0)) == 0) {
VarNameSize = NameSizeOfVariable (Variable.CurrPtr);
ASSERT (VarNameSize != 0);
@@ -1294,7 +1286,7 @@ RuntimeServiceSetVariable ( //
// Only variable have NV attribute can be updated/deleted in Runtime
//
- if (!(Variable.CurrPtr->Attributes & EFI_VARIABLE_NON_VOLATILE)) {
+ if ((Variable.CurrPtr->Attributes & EFI_VARIABLE_NON_VOLATILE) == 0) {
Status = EFI_INVALID_PARAMETER;
goto Done;
}
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.h b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.h index c508d8bade..ec35a7dfcf 100644 --- a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.h +++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.h @@ -70,4 +70,28 @@ typedef struct { VOID *Data;
} VARIABLE_CACHE_ENTRY;
+/**
+ Writes a buffer to variable storage space, in the working block.
+
+ This function writes a buffer to variable storage space into firmware
+ volume block device. The destination is specified by parameter
+ VariableBase. Fault Tolerant Write protocol is used for writing.
+
+ @param VariableBase Base address of variable to write
+ @param Buffer Point to the data buffer
+ @param BufferSize The number of bytes of the data Buffer
+
+ @retval EFI_SUCCESS The function completed successfully
+ @retval EFI_NOT_FOUND Fail to locate Fault Tolerant Write protocol
+ @retval EFI_ABORTED The function could not complete successfully
+
+**/
+EFI_STATUS
+FtwVariableSpace (
+ IN EFI_PHYSICAL_ADDRESS VariableBase,
+ IN UINT8 *Buffer,
+ IN UINTN BufferSize
+ );
+
+
#endif
|