[MIPS] Convert list of CPU types from #define to enum.

#define FPIR_IMP_NONE		0x0000

#define CPU_UNKNOWN		 0

#define CPU_R2000		 1

#define CPU_R3000		 2

#define CPU_R3000A		 3

#define CPU_R3041		 4

#define CPU_R3051		 5

#define CPU_R3052		 6

#define CPU_R3081		 7

#define CPU_R3081E		 8

#define CPU_R4000PC		 9

#define CPU_R4000SC		10

#define CPU_R4000MC		11

#define CPU_R4200		12

#define CPU_R4400PC		13

#define CPU_R4400SC		14

#define CPU_R4400MC		15

#define CPU_R4600		16

#define CPU_R6000		17

#define CPU_R6000A		18

#define CPU_R8000		19

#define CPU_R10000		20

#define CPU_R12000		21

#define CPU_R4300		22

#define CPU_R4650		23

#define CPU_R4700		24

#define CPU_R5000		25

#define CPU_R5000A		26

#define CPU_R4640		27

#define CPU_NEVADA		28

#define CPU_RM7000		29

#define CPU_R5432		30

#define CPU_4KC			31

#define CPU_5KC			32

#define CPU_R4310		33

#define CPU_SB1			34

#define CPU_TX3912		35

#define CPU_TX3922		36

#define CPU_TX3927		37

#define CPU_AU1000		38

#define CPU_4KEC		39

#define CPU_4KSC		40

#define CPU_VR41XX		41

#define CPU_R5500		42

#define CPU_TX49XX		43

#define CPU_AU1500		44

#define CPU_20KC		45

#define CPU_VR4111		46

#define CPU_VR4121		47

#define CPU_VR4122		48

#define CPU_VR4131		49

#define CPU_VR4181		50

#define CPU_VR4181A		51

#define CPU_AU1100		52

#define CPU_SR71000		53

#define CPU_RM9000		54

#define CPU_25KF		55

#define CPU_VR4133		56

#define CPU_AU1550		57

#define CPU_24K			58

#define CPU_AU1200		59

#define CPU_34K			60

#define CPU_PR4450		61

#define CPU_SB1A		62

#define CPU_74K			63

#define CPU_R14000		64

#define CPU_LOONGSON1           65

#define CPU_LOONGSON2           66

#define CPU_BCM3302		67

#define CPU_BCM4710		68

#define CPU_LAST		68

enum cpu_type_enum {

	CPU_UNKNOWN,

	/*

	 * R2000 class processors

	 */

	CPU_R2000, CPU_R3000, CPU_R3000A, CPU_R3041, CPU_R3051, CPU_R3052,

	CPU_R3081, CPU_R3081E,

	/*

	 * R6000 class processors

	 */

	CPU_R6000, CPU_R6000A,

	/*

	 * R4000 class processors

	 */

	CPU_R4000PC, CPU_R4000SC, CPU_R4000MC, CPU_R4200, CPU_R4300, CPU_R4310,

	CPU_R4400PC, CPU_R4400SC, CPU_R4400MC, CPU_R4600, CPU_R4640, CPU_R4650,

	CPU_R4700, CPU_R5000, CPU_R5000A, CPU_R5500, CPU_NEVADA, CPU_R5432,

	CPU_R10000, CPU_R12000, CPU_R14000, CPU_VR41XX, CPU_VR4111, CPU_VR4121,

	CPU_VR4122, CPU_VR4131, CPU_VR4133, CPU_VR4181, CPU_VR4181A, CPU_RM7000,

	CPU_SR71000, CPU_RM9000, CPU_TX49XX,

	/*

	 * R8000 class processors

	 */

	CPU_R8000,

	/*

	 * TX3900 class processors

	 */

	CPU_TX3912, CPU_TX3922, CPU_TX3927,

	/*

	 * MIPS32 class processors

	 */

	CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_74K, CPU_AU1000,

	CPU_AU1100, CPU_AU1200, CPU_AU1500, CPU_AU1550, CPU_PR4450,

	CPU_BCM3302, CPU_BCM4710,

	/*

	 * MIPS64 class processors

	 */

	CPU_5KC, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2,

	CPU_LAST

};

/*

 * ISA Level encodings