+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_VERSION 0x1\r
+\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BLOCK_VALID BIT0\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_BOOT_SELECTED BIT1\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_RADIUS_CHAP BIT2\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_FLAG_RADIUS_RCHAP BIT3\r
+\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_NO_CHAP 0\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_CHAP 1\r
+#define EFI_ACPI_ISCSI_BOOT_FIRMWARE_TABLE_TARGET_STRUCTURE_CHAP_TYPE_MUTUAL_CHAP 2\r
+\r