[PATCH 2/2] MdePkg/UefiGpt.h: Add new definition for enable GPT support

[Chen A Chen <chen.a.chen@intel.com>]

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=1470
This two new definitions are defined for GPT in FatPei diver.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Zhang Chao B <chao.b.zhang@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Chen A Chen <chen.a.chen@intel.com>
---
 MdePkg/Include/Uefi/UefiGpt.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/MdePkg/Include/Uefi/UefiGpt.h b/MdePkg/Include/Uefi/UefiGpt.h
index f635b05390..8665c8cbc9 100644
--- a/MdePkg/Include/Uefi/UefiGpt.h
+++ b/MdePkg/Include/Uefi/UefiGpt.h
@@ -24,9 +24,25 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 /// EFI Partition Table Signature: "EFI PART".
 ///
 #define EFI_PTAB_HEADER_ID      SIGNATURE_64 ('E','F','I',' ','P','A','R','T')
+///
+/// Minimum bytes reserve for EFI entry array buffer.
+///
+#define GPT_PART_ENTRY_MIN_SIZE 16384
 
 #pragma pack(1)
 
+///
+/// MBR Partition Entry
+///
+typedef struct {
+  UINT8   BootIndicator;
+  UINT8   StartingCHS[3];
+  UINT8   OSType;
+  UINT8   EndingCHS[3];
+  UINT32  StartingLBA;
+  UINT32  SizeInLBA;
+} MBR_PARTITION_ENTRY;
+
 ///
 /// GPT Partition Table Header.
 ///
-- 
2.16.2.windows.1