diff options
Diffstat (limited to 'MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c')
| -rw-r--r-- | MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c b/MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c index 5622718075..0c154576c1 100644 --- a/MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c +++ b/MdeModulePkg/Universal/Acpi/AcpiTableDxe/AmlChild.c @@ -21,13 +21,13 @@ **/
EFI_STATUS
AmlGetChildFromObjectBuffer (
- IN EFI_AML_HANDLE *AmlParentHandle,
- IN UINT8 *CurrentBuffer,
- OUT VOID **Buffer
+ IN EFI_AML_HANDLE *AmlParentHandle,
+ IN UINT8 *CurrentBuffer,
+ OUT VOID **Buffer
)
{
- AML_BYTE_ENCODING *AmlByteEncoding;
- UINTN DataSize;
+ AML_BYTE_ENCODING *AmlByteEncoding;
+ UINTN DataSize;
//
// Root is considered as SCOPE, which has TermList.
@@ -38,6 +38,7 @@ AmlGetChildFromObjectBuffer ( if (AmlByteEncoding == NULL) {
return EFI_INVALID_PARAMETER;
}
+
//
// NOTE: We need return everything, because user might need parse the returned object.
//
@@ -54,6 +55,7 @@ AmlGetChildFromObjectBuffer ( if (DataSize == 0) {
return EFI_INVALID_PARAMETER;
}
+
CurrentBuffer += DataSize;
}
@@ -77,12 +79,12 @@ AmlGetChildFromObjectBuffer ( **/
EFI_STATUS
AmlGetChildFromRoot (
- IN EFI_AML_HANDLE *AmlParentHandle,
- IN EFI_AML_HANDLE *AmlHandle,
- OUT VOID **Buffer
+ IN EFI_AML_HANDLE *AmlParentHandle,
+ IN EFI_AML_HANDLE *AmlHandle,
+ OUT VOID **Buffer
)
{
- UINT8 *CurrentBuffer;
+ UINT8 *CurrentBuffer;
if (AmlHandle == NULL) {
//
@@ -109,9 +111,9 @@ AmlGetChildFromRoot ( **/
EFI_STATUS
AmlGetChildFromOptionList (
- IN EFI_AML_HANDLE *AmlParentHandle,
- IN EFI_AML_HANDLE *AmlHandle,
- OUT VOID **Buffer
+ IN EFI_AML_HANDLE *AmlParentHandle,
+ IN EFI_AML_HANDLE *AmlHandle,
+ OUT VOID **Buffer
)
{
EFI_ACPI_DATA_TYPE DataType;
@@ -121,7 +123,7 @@ AmlGetChildFromOptionList ( EFI_STATUS Status;
AML_OP_PARSE_INDEX MaxTerm;
- Index = AML_OP_PARSE_INDEX_GET_TERM1;
+ Index = AML_OP_PARSE_INDEX_GET_TERM1;
MaxTerm = AmlParentHandle->AmlByteEncoding->MaxIndex;
while (Index <= MaxTerm) {
Status = AmlParseOptionHandleCommon (
@@ -134,6 +136,7 @@ AmlGetChildFromOptionList ( if (EFI_ERROR (Status)) {
return EFI_INVALID_PARAMETER;
}
+
if (DataType == EFI_ACPI_DATA_TYPE_NONE) {
//
// Not found
@@ -145,17 +148,19 @@ AmlGetChildFromOptionList ( // Find it, and Check Data
//
if ((DataType == EFI_ACPI_DATA_TYPE_CHILD) &&
- ((UINTN)AmlHandle->Buffer < (UINTN)Data)) {
+ ((UINTN)AmlHandle->Buffer < (UINTN)Data))
+ {
//
// Buffer < Data means current node is next one
//
*Buffer = Data;
return EFI_SUCCESS;
}
+
//
// Not Child
//
- Index ++;
+ Index++;
}
*Buffer = NULL;
@@ -175,13 +180,13 @@ AmlGetChildFromOptionList ( **/
EFI_STATUS
AmlGetChildFromObjectChildList (
- IN EFI_AML_HANDLE *AmlParentHandle,
- IN EFI_AML_HANDLE *AmlHandle,
- OUT VOID **Buffer
+ IN EFI_AML_HANDLE *AmlParentHandle,
+ IN EFI_AML_HANDLE *AmlHandle,
+ OUT VOID **Buffer
)
{
- EFI_STATUS Status;
- UINT8 *CurrentBuffer;
+ EFI_STATUS Status;
+ UINT8 *CurrentBuffer;
CurrentBuffer = NULL;
@@ -242,12 +247,12 @@ AmlGetChildFromObjectChildList ( **/
EFI_STATUS
AmlGetChildFromNonRoot (
- IN EFI_AML_HANDLE *AmlParentHandle,
- IN EFI_AML_HANDLE *AmlHandle,
- OUT VOID **Buffer
+ IN EFI_AML_HANDLE *AmlParentHandle,
+ IN EFI_AML_HANDLE *AmlHandle,
+ OUT VOID **Buffer
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
if (AmlHandle == NULL) {
//
@@ -263,6 +268,7 @@ AmlGetChildFromNonRoot ( if (EFI_ERROR (Status)) {
return EFI_INVALID_PARAMETER;
}
+
if (*Buffer != NULL) {
return EFI_SUCCESS;
}
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