+#if TUN_METADATA_NUM_OPTS == 64
+ /* "tun_metadata<N>".
+ *
+ * Encapsulation metadata for tunnels.
+ *
+ * Each NXM can be dynamically mapped onto a particular tunnel field using
+ * OpenFlow commands. The individual NXMs can each carry up to 124 bytes
+ * of data and a combined total of 256 across all allocated fields.
+ *
+ * Type: tunnelMD.
+ * Maskable: bitwise.
+ * Formatting: hexadecimal.
+ * Prerequisites: none.
+ * Access: read/write.
+ * NXM: NXM_NX_TUN_METADATA0(40) since v2.5. <0>
+ * NXM: NXM_NX_TUN_METADATA1(41) since v2.5. <1>
+ * NXM: NXM_NX_TUN_METADATA2(42) since v2.5. <2>
+ * NXM: NXM_NX_TUN_METADATA3(43) since v2.5. <3>
+ * NXM: NXM_NX_TUN_METADATA4(44) since v2.5. <4>
+ * NXM: NXM_NX_TUN_METADATA5(45) since v2.5. <5>
+ * NXM: NXM_NX_TUN_METADATA6(46) since v2.5. <6>
+ * NXM: NXM_NX_TUN_METADATA7(47) since v2.5. <7>
+ * NXM: NXM_NX_TUN_METADATA8(48) since v2.5. <8>
+ * NXM: NXM_NX_TUN_METADATA9(49) since v2.5. <9>
+ * NXM: NXM_NX_TUN_METADATA10(50) since v2.5. <10>
+ * NXM: NXM_NX_TUN_METADATA11(51) since v2.5. <11>
+ * NXM: NXM_NX_TUN_METADATA12(52) since v2.5. <12>
+ * NXM: NXM_NX_TUN_METADATA13(53) since v2.5. <13>
+ * NXM: NXM_NX_TUN_METADATA14(54) since v2.5. <14>
+ * NXM: NXM_NX_TUN_METADATA15(55) since v2.5. <15>
+ * NXM: NXM_NX_TUN_METADATA16(56) since v2.5. <16>
+ * NXM: NXM_NX_TUN_METADATA17(57) since v2.5. <17>
+ * NXM: NXM_NX_TUN_METADATA18(58) since v2.5. <18>
+ * NXM: NXM_NX_TUN_METADATA19(59) since v2.5. <19>
+ * NXM: NXM_NX_TUN_METADATA20(60) since v2.5. <20>
+ * NXM: NXM_NX_TUN_METADATA21(61) since v2.5. <21>
+ * NXM: NXM_NX_TUN_METADATA22(62) since v2.5. <22>
+ * NXM: NXM_NX_TUN_METADATA23(63) since v2.5. <23>
+ * NXM: NXM_NX_TUN_METADATA24(64) since v2.5. <24>
+ * NXM: NXM_NX_TUN_METADATA25(65) since v2.5. <25>
+ * NXM: NXM_NX_TUN_METADATA26(66) since v2.5. <26>
+ * NXM: NXM_NX_TUN_METADATA27(67) since v2.5. <27>
+ * NXM: NXM_NX_TUN_METADATA28(68) since v2.5. <28>
+ * NXM: NXM_NX_TUN_METADATA29(69) since v2.5. <29>
+ * NXM: NXM_NX_TUN_METADATA30(70) since v2.5. <30>
+ * NXM: NXM_NX_TUN_METADATA31(71) since v2.5. <31>
+ * NXM: NXM_NX_TUN_METADATA32(72) since v2.5. <32>
+ * NXM: NXM_NX_TUN_METADATA33(73) since v2.5. <33>
+ * NXM: NXM_NX_TUN_METADATA34(74) since v2.5. <34>
+ * NXM: NXM_NX_TUN_METADATA35(75) since v2.5. <35>
+ * NXM: NXM_NX_TUN_METADATA36(76) since v2.5. <36>
+ * NXM: NXM_NX_TUN_METADATA37(77) since v2.5. <37>
+ * NXM: NXM_NX_TUN_METADATA38(78) since v2.5. <38>
+ * NXM: NXM_NX_TUN_METADATA39(79) since v2.5. <39>
+ * NXM: NXM_NX_TUN_METADATA40(80) since v2.5. <40>
+ * NXM: NXM_NX_TUN_METADATA41(81) since v2.5. <41>
+ * NXM: NXM_NX_TUN_METADATA42(82) since v2.5. <42>
+ * NXM: NXM_NX_TUN_METADATA43(83) since v2.5. <43>
+ * NXM: NXM_NX_TUN_METADATA44(84) since v2.5. <44>
+ * NXM: NXM_NX_TUN_METADATA45(85) since v2.5. <45>
+ * NXM: NXM_NX_TUN_METADATA46(86) since v2.5. <46>
+ * NXM: NXM_NX_TUN_METADATA47(87) since v2.5. <47>
+ * NXM: NXM_NX_TUN_METADATA48(88) since v2.5. <48>
+ * NXM: NXM_NX_TUN_METADATA49(89) since v2.5. <49>
+ * NXM: NXM_NX_TUN_METADATA50(90) since v2.5. <50>
+ * NXM: NXM_NX_TUN_METADATA51(91) since v2.5. <51>
+ * NXM: NXM_NX_TUN_METADATA52(92) since v2.5. <52>
+ * NXM: NXM_NX_TUN_METADATA53(93) since v2.5. <53>
+ * NXM: NXM_NX_TUN_METADATA54(94) since v2.5. <54>
+ * NXM: NXM_NX_TUN_METADATA55(95) since v2.5. <55>
+ * NXM: NXM_NX_TUN_METADATA56(96) since v2.5. <56>
+ * NXM: NXM_NX_TUN_METADATA57(97) since v2.5. <57>
+ * NXM: NXM_NX_TUN_METADATA58(98) since v2.5. <58>
+ * NXM: NXM_NX_TUN_METADATA59(99) since v2.5. <59>
+ * NXM: NXM_NX_TUN_METADATA60(100) since v2.5. <60>
+ * NXM: NXM_NX_TUN_METADATA61(101) since v2.5. <61>
+ * NXM: NXM_NX_TUN_METADATA62(102) since v2.5. <62>
+ * NXM: NXM_NX_TUN_METADATA63(103) since v2.5. <63>
+ * OXM: none.
+ */
+ MFF_TUN_METADATA0,
+ MFF_TUN_METADATA1,
+ MFF_TUN_METADATA2,
+ MFF_TUN_METADATA3,
+ MFF_TUN_METADATA4,
+ MFF_TUN_METADATA5,
+ MFF_TUN_METADATA6,
+ MFF_TUN_METADATA7,
+ MFF_TUN_METADATA8,
+ MFF_TUN_METADATA9,
+ MFF_TUN_METADATA10,
+ MFF_TUN_METADATA11,
+ MFF_TUN_METADATA12,
+ MFF_TUN_METADATA13,
+ MFF_TUN_METADATA14,
+ MFF_TUN_METADATA15,
+ MFF_TUN_METADATA16,
+ MFF_TUN_METADATA17,
+ MFF_TUN_METADATA18,
+ MFF_TUN_METADATA19,
+ MFF_TUN_METADATA20,
+ MFF_TUN_METADATA21,
+ MFF_TUN_METADATA22,
+ MFF_TUN_METADATA23,
+ MFF_TUN_METADATA24,
+ MFF_TUN_METADATA25,
+ MFF_TUN_METADATA26,
+ MFF_TUN_METADATA27,
+ MFF_TUN_METADATA28,
+ MFF_TUN_METADATA29,
+ MFF_TUN_METADATA30,
+ MFF_TUN_METADATA31,
+ MFF_TUN_METADATA32,
+ MFF_TUN_METADATA33,
+ MFF_TUN_METADATA34,
+ MFF_TUN_METADATA35,
+ MFF_TUN_METADATA36,
+ MFF_TUN_METADATA37,
+ MFF_TUN_METADATA38,
+ MFF_TUN_METADATA39,
+ MFF_TUN_METADATA40,
+ MFF_TUN_METADATA41,
+ MFF_TUN_METADATA42,
+ MFF_TUN_METADATA43,
+ MFF_TUN_METADATA44,
+ MFF_TUN_METADATA45,
+ MFF_TUN_METADATA46,
+ MFF_TUN_METADATA47,
+ MFF_TUN_METADATA48,
+ MFF_TUN_METADATA49,
+ MFF_TUN_METADATA50,
+ MFF_TUN_METADATA51,
+ MFF_TUN_METADATA52,
+ MFF_TUN_METADATA53,
+ MFF_TUN_METADATA54,
+ MFF_TUN_METADATA55,
+ MFF_TUN_METADATA56,
+ MFF_TUN_METADATA57,
+ MFF_TUN_METADATA58,
+ MFF_TUN_METADATA59,
+ MFF_TUN_METADATA60,
+ MFF_TUN_METADATA61,
+ MFF_TUN_METADATA62,
+ MFF_TUN_METADATA63,
+#else
+#error "Need to update MFF_TUN_METADATA* to match TUN_METADATA_NUM_OPTS"
+#endif
+