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-rw-r--r--IntelFrameworkPkg/Include/Protocol/LegacyBios.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/IntelFrameworkPkg/Include/Protocol/LegacyBios.h b/IntelFrameworkPkg/Include/Protocol/LegacyBios.h
index 5755990637..eef3fbe16c 100644
--- a/IntelFrameworkPkg/Include/Protocol/LegacyBios.h
+++ b/IntelFrameworkPkg/Include/Protocol/LegacyBios.h
@@ -42,6 +42,14 @@
typedef struct _EFI_LEGACY_BIOS_PROTOCOL EFI_LEGACY_BIOS_PROTOCOL;
//
+// Flags returned by CheckPciRom()
+//
+#define NO_ROM 0x00
+#define ROM_FOUND 0x01
+#define VALID_LEGACY_ROM 0x02
+#define ROM_WITH_CONFIG 0x04 // Not defined in CSM Specification0.96
+
+//
/// @bug These macros appear in no specifications and are kept for backward
// compatibility only.
// Convert from 32-bit address (_Adr) to Segment:Offset 16-bit form