--- /dev/null
+/** @file\r
+ Defines the data structure that is the volume header found at the beginning of\r
+ all firmware volumes that are either memory mapped or have an\r
+ associated FirmwareVolumeBlock protocol.\r
+\r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
+\r
+ @par Revision Reference:\r
+ These definitions are from the Firmware Volume Block Spec 0.9.\r
+\r
+**/\r
+\r
+#ifndef __EFI_FIRMWARE_VOLUME_HEADER_H__\r
+#define __EFI_FIRMWARE_VOLUME_HEADER_H__\r
+\r
+///\r
+/// Firmware Volume Block Attributes bit definitions.\r
+///@{\r
+#define EFI_FVB_READ_DISABLED_CAP 0x00000001\r
+#define EFI_FVB_READ_ENABLED_CAP 0x00000002\r
+#define EFI_FVB_READ_STATUS 0x00000004\r
+\r
+#define EFI_FVB_WRITE_DISABLED_CAP 0x00000008\r
+#define EFI_FVB_WRITE_ENABLED_CAP 0x00000010\r
+#define EFI_FVB_WRITE_STATUS 0x00000020\r
+\r
+#define EFI_FVB_LOCK_CAP 0x00000040\r
+#define EFI_FVB_LOCK_STATUS 0x00000080\r
+\r
+#define EFI_FVB_STICKY_WRITE 0x00000200\r
+#define EFI_FVB_MEMORY_MAPPED 0x00000400\r
+#define EFI_FVB_ERASE_POLARITY 0x00000800\r
+\r
+#define EFI_FVB_ALIGNMENT_CAP 0x00008000\r
+#define EFI_FVB_ALIGNMENT_2 0x00010000\r
+#define EFI_FVB_ALIGNMENT_4 0x00020000\r
+#define EFI_FVB_ALIGNMENT_8 0x00040000\r
+#define EFI_FVB_ALIGNMENT_16 0x00080000\r
+#define EFI_FVB_ALIGNMENT_32 0x00100000\r
+#define EFI_FVB_ALIGNMENT_64 0x00200000\r
+#define EFI_FVB_ALIGNMENT_128 0x00400000\r
+#define EFI_FVB_ALIGNMENT_256 0x00800000\r
+#define EFI_FVB_ALIGNMENT_512 0x01000000\r
+#define EFI_FVB_ALIGNMENT_1K 0x02000000\r
+#define EFI_FVB_ALIGNMENT_2K 0x04000000\r
+#define EFI_FVB_ALIGNMENT_4K 0x08000000\r
+#define EFI_FVB_ALIGNMENT_8K 0x10000000\r
+#define EFI_FVB_ALIGNMENT_16K 0x20000000\r
+#define EFI_FVB_ALIGNMENT_32K 0x40000000\r
+#define EFI_FVB_ALIGNMENT_64K 0x80000000\r
+///@}\r
+\r
+/// This is a simple macro defined as the set of all FV Block Attributes signifying capabilities.\r
+#define EFI_FVB_CAPABILITIES ( EFI_FVB_READ_DISABLED_CAP | \\r
+ EFI_FVB_READ_ENABLED_CAP | \\r
+ EFI_FVB_WRITE_DISABLED_CAP | \\r
+ EFI_FVB_WRITE_ENABLED_CAP | \\r
+ EFI_FVB_LOCK_CAP \\r
+ )\r
+\r
+/** A parameterized macro defining a boolean expression that tests the state of a particular bit.\r
+ *\r
+ * @param FvbAttributes Indicates a test for CLEAR if EFI_FVB_ERASE_POLARITY is 1, else test for SET.\r
+ *\r
+ * @param TestAttributes The set of bits to test.\r
+ *\r
+ * @param Bit A value indicating the bit(s) to test.\r
+ * If multiple bits are set, the logical OR of their tests is the expression's value.\r
+**/\r
+#define EFI_TEST_FFS_ATTRIBUTES_BIT( FvbAttributes, TestAttributes, Bit) \\r
+ ((BOOLEAN) \\r
+ ((FvbAttributes & EFI_FVB_ERASE_POLARITY) ? (((~TestAttributes) & Bit) == Bit) : ((TestAttributes & Bit) == Bit)) \\r
+ )\r
+\r
+/// A simple macro defined as the set of all FV Block Attribute bits that indicate status.\r
+#define EFI_FVB_STATUS (EFI_FVB_READ_STATUS | EFI_FVB_WRITE_STATUS | EFI_FVB_LOCK_STATUS)\r
+\r
+#endif /* __EFI_FIRMWARE_VOLUME_HEADER_H__ */\r