diff options
| -rw-r--r-- | MdeModulePkg/Include/Guid/PcdDataBaseSignatureGuid.h | 69 | ||||
| -rw-r--r-- | MdeModulePkg/MdeModulePkg.dec | 11 | ||||
| -rw-r--r-- | MdeModulePkg/MdeModulePkg.uni | 9 |
3 files changed, 89 insertions, 0 deletions
diff --git a/MdeModulePkg/Include/Guid/PcdDataBaseSignatureGuid.h b/MdeModulePkg/Include/Guid/PcdDataBaseSignatureGuid.h index d2e848800b..9b1cb22bbb 100644 --- a/MdeModulePkg/Include/Guid/PcdDataBaseSignatureGuid.h +++ b/MdeModulePkg/Include/Guid/PcdDataBaseSignatureGuid.h @@ -146,5 +146,74 @@ typedef struct { DXE_PCD_DATABASE *DxeDb;
} PCD_DATABASE;
+typedef struct {
+ UINT32 Offset:24;
+ UINT32 Value:8;
+} PCD_DATA_DELTA;
+
+typedef struct {
+ SKU_ID SkuId;
+ UINT16 DefaultId;
+ UINT8 Reserved[6];
+} PCD_DEFAULT_INFO;
+
+typedef struct {
+ //
+ // Full size, it must be at 8 byte alignment.
+ //
+ UINT32 DataSize;
+ //
+ // HeaderSize includes HeaderSize fields and DefaultInfo arrays
+ //
+ UINT32 HeaderSize;
+ //
+ // DefaultInfo arrays those have the same default setting.
+ //
+ PCD_DEFAULT_INFO DefaultInfo[1];
+ //
+ // Default data is stored as variable storage or the array of DATA_DELTA.
+ //
+} PCD_DEFAULT_DATA;
+
+#define PCD_NV_STORE_DEFAULT_BUFFER_SIGNATURE SIGNATURE_32('N', 'S', 'D', 'B')
+
+typedef struct {
+ //
+ // PCD_NV_STORE_DEFAULT_BUFFER_SIGNATURE
+ //
+ UINT32 Signature;
+ //
+ // Length of the taken default buffer
+ //
+ UINT32 Length;
+ //
+ // Length of the total reserved buffer
+ //
+ UINT32 MaxLength;
+ //
+ // Reserved for 8 byte alignment
+ //
+ UINT32 Reserved;
+ // one or more PCD_DEFAULT_DATA
+} PCD_NV_STORE_DEFAULT_BUFFER_HEADER;
+
+//
+// NvStoreDefaultValueBuffer layout:
+// +-------------------------------------+
+// | PCD_NV_STORE_DEFAULT_BUFFER_HEADER |
+// +-------------------------------------+
+// | PCD_DEFAULT_DATA (DEFAULT, Standard)|
+// +-------------------------------------+
+// | PCD_DATA_DELTA (DEFAULT, Standard)|
+// +-------------------------------------+
+// | ...... |
+// +-------------------------------------+
+// | PCD_DEFAULT_DATA (SKU A, Standard) |
+// +-------------------------------------+
+// | PCD_DATA_DELTA (SKU A, Standard) |
+// +-------------------------------------+
+// | ...... |
+// +-------------------------------------+
+//
#endif
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index d134ec798a..037b16e2d0 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -1907,5 +1907,16 @@ # @Prompt If there is any test key used by the platform.
gEfiMdeModulePkgTokenSpaceGuid.PcdTestKeyUsed|FALSE|BOOLEAN|0x00030003
+[PcdsDynamicEx]
+ ## This dynamic PCD enables the default variable setting.
+ # Its value is the default store ID value. The default value is zero as Standard default.
+ # When its value is set in PEI, it will trig the default setting to be applied as the default EFI variable.
+ # @Prompt NV Storage DefaultId
+ gEfiMdeModulePkgTokenSpaceGuid.PcdSetNvStoreDefaultId|0x0|UINT16|0x00030004
+
+ ## This dynamic PCD holds the DynamicHii PCD value. Its value is the auto generated.
+ # @Prompt NV Storage Default Value Buffer
+ gEfiMdeModulePkgTokenSpaceGuid.PcdNvStoreDefaultValueBuffer|{0x0}|VOID*|0x00030005
+
[UserExtensions.TianoCore."ExtraFiles"]
MdeModulePkgExtra.uni
diff --git a/MdeModulePkg/MdeModulePkg.uni b/MdeModulePkg/MdeModulePkg.uni index fb45ccb768..fdd2017ac4 100644 --- a/MdeModulePkg/MdeModulePkg.uni +++ b/MdeModulePkg/MdeModulePkg.uni @@ -1215,3 +1215,12 @@ " TRUE - UEFI Stack Guard will be enabled.<BR>\n"
" FALSE - UEFI Stack Guard will be disabled.<BR>"
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdSetNvStoreDefaultId_PROMPT #language en-US "NV Storage DefaultId"
+
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdSetNvStoreDefaultId_HELP #language en-US "This dynamic PCD enables the default variable setting.\n"
+ " Its value is the default store ID value. The default value is zero as Standard default.\n"
+ " When its value is set in PEI, it will trig the default setting to be applied as the default EFI variable.\n"
+
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdNvStoreDefaultValueBuffer_PROMPT #language en-US "NV Storage Default Value Buffer"
+
+#string STR_gEfiMdeModulePkgTokenSpaceGuid_PcdNvStoreDefaultValueBuffer_HELP #language en-US "This dynamic PCD holds the DynamicHii PCD value. Its value is the auto generated.\n"
|