MdePkg: Add IPMI Mailbox Size Define

Added IPMI boot initiator mailbox define for the block data size.

Signed-off-by: Brit Chesley <[email protected]>

Author: BritChesley

MdePkg/Include/IndustryStandard/IpmiNetFnChassis.h

@@ -379,9 +379,14 @@ typedef struct {
   UINT8                               BootInfoTimeStamp[4];
 } IPMI_BOOT_OPTIONS_RESPONSE_PARAMETER_6;
 
+//
+//  Constant definitions for the boot initiator mailbox (parameter 7)
+//
+#define IPMI_BOOT_INITIATOR_MAILBOX_BLOCK_DATA_SIZE  16
+
 typedef struct {
   UINT8    SetSelector;
-  UINT8    BlockData[16];
+  UINT8    BlockData[IPMI_BOOT_INITIATOR_MAILBOX_BLOCK_DATA_SIZE];
 } IPMI_BOOT_OPTIONS_RESPONSE_PARAMETER_7;
 
 typedef union {