cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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cpu.h (16796B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * cpu.h: Values of the PRId register used to match up
      4 *	  various MIPS cpu types.
      5 *
      6 * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
      7 * Copyright (C) 2004, 2013  Maciej W. Rozycki
      8 */
      9#ifndef _ASM_CPU_H
     10#define _ASM_CPU_H
     11
     12#include <linux/bits.h>
     13
     14/*
     15   As of the MIPS32 and MIPS64 specs from MTI, the PRId register (CP0
     16   register 15, select 0) is defined in this (backwards compatible) way:
     17
     18  +----------------+----------------+----------------+----------------+
     19  | Company Options| Company ID	    | Processor ID   | Revision	      |
     20  +----------------+----------------+----------------+----------------+
     21   31		 24 23		  16 15		    8 7
     22
     23   I don't have docs for all the previous processors, but my impression is
     24   that bits 16-23 have been 0 for all MIPS processors before the MIPS32/64
     25   spec.
     26*/
     27
     28#define PRID_OPT_MASK		0xff000000
     29
     30/*
     31 * Assigned Company values for bits 23:16 of the PRId register.
     32 */
     33
     34#define PRID_COMP_MASK		0xff0000
     35
     36#define PRID_COMP_LEGACY	0x000000
     37#define PRID_COMP_MIPS		0x010000
     38#define PRID_COMP_BROADCOM	0x020000
     39#define PRID_COMP_ALCHEMY	0x030000
     40#define PRID_COMP_SIBYTE	0x040000
     41#define PRID_COMP_SANDCRAFT	0x050000
     42#define PRID_COMP_NXP		0x060000
     43#define PRID_COMP_TOSHIBA	0x070000
     44#define PRID_COMP_LSI		0x080000
     45#define PRID_COMP_LEXRA		0x0b0000
     46#define PRID_COMP_NETLOGIC	0x0c0000
     47#define PRID_COMP_CAVIUM	0x0d0000
     48#define PRID_COMP_LOONGSON	0x140000
     49#define PRID_COMP_INGENIC_13	0x130000	/* X2000, X2100 */
     50#define PRID_COMP_INGENIC_D0	0xd00000	/* JZ4730, JZ4740, JZ4750, JZ4755, JZ4760, X1830 */
     51#define PRID_COMP_INGENIC_D1	0xd10000	/* JZ4770, JZ4775, X1000 */
     52#define PRID_COMP_INGENIC_E1	0xe10000	/* JZ4780 */
     53
     54/*
     55 * Assigned Processor ID (implementation) values for bits 15:8 of the PRId
     56 * register.  In order to detect a certain CPU type exactly eventually
     57 * additional registers may need to be examined.
     58 */
     59
     60#define PRID_IMP_MASK		0xff00
     61
     62/*
     63 * These are valid when 23:16 == PRID_COMP_LEGACY
     64 */
     65
     66#define PRID_IMP_R2000		0x0100
     67#define PRID_IMP_AU1_REV1	0x0100
     68#define PRID_IMP_AU1_REV2	0x0200
     69#define PRID_IMP_R3000		0x0200		/* Same as R2000A  */
     70#define PRID_IMP_R6000		0x0300		/* Same as R3000A  */
     71#define PRID_IMP_R4000		0x0400
     72#define PRID_IMP_R6000A		0x0600
     73#define PRID_IMP_R10000		0x0900
     74#define PRID_IMP_R4300		0x0b00
     75#define PRID_IMP_VR41XX		0x0c00
     76#define PRID_IMP_R12000		0x0e00
     77#define PRID_IMP_R14000		0x0f00		/* R14K && R16K */
     78#define PRID_IMP_R8000		0x1000
     79#define PRID_IMP_PR4450		0x1200
     80#define PRID_IMP_R4600		0x2000
     81#define PRID_IMP_R4700		0x2100
     82#define PRID_IMP_TX39		0x2200
     83#define PRID_IMP_R4640		0x2200
     84#define PRID_IMP_R4650		0x2200		/* Same as R4640 */
     85#define PRID_IMP_R5000		0x2300
     86#define PRID_IMP_TX49		0x2d00
     87#define PRID_IMP_SONIC		0x2400
     88#define PRID_IMP_MAGIC		0x2500
     89#define PRID_IMP_RM7000		0x2700
     90#define PRID_IMP_NEVADA		0x2800		/* RM5260 ??? */
     91#define PRID_IMP_RM9000		0x3400
     92#define PRID_IMP_LOONGSON_32	0x4200  /* Loongson-1 */
     93#define PRID_IMP_R5432		0x5400
     94#define PRID_IMP_R5500		0x5500
     95#define PRID_IMP_LOONGSON_64R	0x6100  /* Reduced Loongson-2 */
     96#define PRID_IMP_LOONGSON_64C	0x6300  /* Classic Loongson-2 and Loongson-3 */
     97#define PRID_IMP_LOONGSON_64G	0xc000  /* Generic Loongson-2 and Loongson-3 */
     98
     99#define PRID_IMP_UNKNOWN	0xff00
    100
    101/*
    102 * These are the PRID's for when 23:16 == PRID_COMP_MIPS
    103 */
    104
    105#define PRID_IMP_QEMU_GENERIC	0x0000
    106#define PRID_IMP_4KC		0x8000
    107#define PRID_IMP_5KC		0x8100
    108#define PRID_IMP_20KC		0x8200
    109#define PRID_IMP_4KEC		0x8400
    110#define PRID_IMP_4KSC		0x8600
    111#define PRID_IMP_25KF		0x8800
    112#define PRID_IMP_5KE		0x8900
    113#define PRID_IMP_4KECR2		0x9000
    114#define PRID_IMP_4KEMPR2	0x9100
    115#define PRID_IMP_4KSD		0x9200
    116#define PRID_IMP_24K		0x9300
    117#define PRID_IMP_34K		0x9500
    118#define PRID_IMP_24KE		0x9600
    119#define PRID_IMP_74K		0x9700
    120#define PRID_IMP_1004K		0x9900
    121#define PRID_IMP_1074K		0x9a00
    122#define PRID_IMP_M14KC		0x9c00
    123#define PRID_IMP_M14KEC		0x9e00
    124#define PRID_IMP_INTERAPTIV_UP	0xa000
    125#define PRID_IMP_INTERAPTIV_MP	0xa100
    126#define PRID_IMP_PROAPTIV_UP	0xa200
    127#define PRID_IMP_PROAPTIV_MP	0xa300
    128#define PRID_IMP_P6600		0xa400
    129#define PRID_IMP_M5150		0xa700
    130#define PRID_IMP_P5600		0xa800
    131#define PRID_IMP_I6400		0xa900
    132#define PRID_IMP_M6250		0xab00
    133#define PRID_IMP_I6500		0xb000
    134
    135/*
    136 * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE
    137 */
    138
    139#define PRID_IMP_SB1		0x0100
    140#define PRID_IMP_SB1A		0x1100
    141
    142/*
    143 * These are the PRID's for when 23:16 == PRID_COMP_SANDCRAFT
    144 */
    145
    146#define PRID_IMP_SR71000	0x0400
    147
    148/*
    149 * These are the PRID's for when 23:16 == PRID_COMP_BROADCOM
    150 */
    151
    152#define PRID_IMP_BMIPS32_REV4	0x4000
    153#define PRID_IMP_BMIPS32_REV8	0x8000
    154#define PRID_IMP_BMIPS3300	0x9000
    155#define PRID_IMP_BMIPS3300_ALT	0x9100
    156#define PRID_IMP_BMIPS3300_BUG	0x0000
    157#define PRID_IMP_BMIPS43XX	0xa000
    158#define PRID_IMP_BMIPS5000	0x5a00
    159#define PRID_IMP_BMIPS5200	0x5b00
    160
    161#define PRID_REV_BMIPS4380_LO	0x0040
    162#define PRID_REV_BMIPS4380_HI	0x006f
    163
    164/*
    165 * These are the PRID's for when 23:16 == PRID_COMP_CAVIUM
    166 */
    167
    168#define PRID_IMP_CAVIUM_CN38XX 0x0000
    169#define PRID_IMP_CAVIUM_CN31XX 0x0100
    170#define PRID_IMP_CAVIUM_CN30XX 0x0200
    171#define PRID_IMP_CAVIUM_CN58XX 0x0300
    172#define PRID_IMP_CAVIUM_CN56XX 0x0400
    173#define PRID_IMP_CAVIUM_CN50XX 0x0600
    174#define PRID_IMP_CAVIUM_CN52XX 0x0700
    175#define PRID_IMP_CAVIUM_CN63XX 0x9000
    176#define PRID_IMP_CAVIUM_CN68XX 0x9100
    177#define PRID_IMP_CAVIUM_CN66XX 0x9200
    178#define PRID_IMP_CAVIUM_CN61XX 0x9300
    179#define PRID_IMP_CAVIUM_CNF71XX 0x9400
    180#define PRID_IMP_CAVIUM_CN78XX 0x9500
    181#define PRID_IMP_CAVIUM_CN70XX 0x9600
    182#define PRID_IMP_CAVIUM_CN73XX 0x9700
    183#define PRID_IMP_CAVIUM_CNF75XX 0x9800
    184
    185/*
    186 * These are the PRID's for when 23:16 == PRID_COMP_INGENIC_*
    187 */
    188
    189#define PRID_IMP_XBURST_REV1	0x0200	/* XBurst®1 with MXU1.0/MXU1.1 SIMD ISA	*/
    190#define PRID_IMP_XBURST_REV2	0x0100	/* XBurst®1 with MXU2.0 SIMD ISA		*/
    191#define PRID_IMP_XBURST2		0x2000	/* XBurst®2 with MXU2.1 SIMD ISA		*/
    192
    193/*
    194 * These are the PRID's for when 23:16 == PRID_COMP_NETLOGIC
    195 */
    196#define PRID_IMP_NETLOGIC_XLR732	0x0000
    197#define PRID_IMP_NETLOGIC_XLR716	0x0200
    198#define PRID_IMP_NETLOGIC_XLR532	0x0900
    199#define PRID_IMP_NETLOGIC_XLR308	0x0600
    200#define PRID_IMP_NETLOGIC_XLR532C	0x0800
    201#define PRID_IMP_NETLOGIC_XLR516C	0x0a00
    202#define PRID_IMP_NETLOGIC_XLR508C	0x0b00
    203#define PRID_IMP_NETLOGIC_XLR308C	0x0f00
    204#define PRID_IMP_NETLOGIC_XLS608	0x8000
    205#define PRID_IMP_NETLOGIC_XLS408	0x8800
    206#define PRID_IMP_NETLOGIC_XLS404	0x8c00
    207#define PRID_IMP_NETLOGIC_XLS208	0x8e00
    208#define PRID_IMP_NETLOGIC_XLS204	0x8f00
    209#define PRID_IMP_NETLOGIC_XLS108	0xce00
    210#define PRID_IMP_NETLOGIC_XLS104	0xcf00
    211#define PRID_IMP_NETLOGIC_XLS616B	0x4000
    212#define PRID_IMP_NETLOGIC_XLS608B	0x4a00
    213#define PRID_IMP_NETLOGIC_XLS416B	0x4400
    214#define PRID_IMP_NETLOGIC_XLS412B	0x4c00
    215#define PRID_IMP_NETLOGIC_XLS408B	0x4e00
    216#define PRID_IMP_NETLOGIC_XLS404B	0x4f00
    217#define PRID_IMP_NETLOGIC_AU13XX	0x8000
    218
    219#define PRID_IMP_NETLOGIC_XLP8XX	0x1000
    220#define PRID_IMP_NETLOGIC_XLP3XX	0x1100
    221#define PRID_IMP_NETLOGIC_XLP2XX	0x1200
    222#define PRID_IMP_NETLOGIC_XLP9XX	0x1500
    223#define PRID_IMP_NETLOGIC_XLP5XX	0x1300
    224
    225/*
    226 * Particular Revision values for bits 7:0 of the PRId register.
    227 */
    228
    229#define PRID_REV_MASK		0x00ff
    230
    231/*
    232 * Definitions for 7:0 on legacy processors
    233 */
    234
    235#define PRID_REV_TX4927			0x0022
    236#define PRID_REV_TX4937			0x0030
    237#define PRID_REV_R4400			0x0040
    238#define PRID_REV_R3000A			0x0030
    239#define PRID_REV_R3000			0x0020
    240#define PRID_REV_R2000A			0x0010
    241#define PRID_REV_TX3912			0x0010
    242#define PRID_REV_TX3922			0x0030
    243#define PRID_REV_TX3927			0x0040
    244#define PRID_REV_VR4111			0x0050
    245#define PRID_REV_VR4181			0x0050	/* Same as VR4111 */
    246#define PRID_REV_VR4121			0x0060
    247#define PRID_REV_VR4122			0x0070
    248#define PRID_REV_VR4181A		0x0070	/* Same as VR4122 */
    249#define PRID_REV_VR4130			0x0080
    250#define PRID_REV_34K_V1_0_2		0x0022
    251#define PRID_REV_LOONGSON1B		0x0020
    252#define PRID_REV_LOONGSON1C		0x0020	/* Same as Loongson-1B */
    253#define PRID_REV_LOONGSON2E		0x0002
    254#define PRID_REV_LOONGSON2F		0x0003
    255#define PRID_REV_LOONGSON2K_R1_0	0x0000
    256#define PRID_REV_LOONGSON2K_R1_1	0x0001
    257#define PRID_REV_LOONGSON2K_R1_2	0x0002
    258#define PRID_REV_LOONGSON2K_R1_3	0x0003
    259#define PRID_REV_LOONGSON3A_R1		0x0005
    260#define PRID_REV_LOONGSON3B_R1		0x0006
    261#define PRID_REV_LOONGSON3B_R2		0x0007
    262#define PRID_REV_LOONGSON3A_R2_0	0x0008
    263#define PRID_REV_LOONGSON3A_R3_0	0x0009
    264#define PRID_REV_LOONGSON3A_R2_1	0x000c
    265#define PRID_REV_LOONGSON3A_R3_1	0x000d
    266
    267/*
    268 * Older processors used to encode processor version and revision in two
    269 * 4-bit bitfields, the 4K seems to simply count up and even newer MTI cores
    270 * have switched to use the 8-bits as 3:3:2 bitfield with the last field as
    271 * the patch number.  *ARGH*
    272 */
    273#define PRID_REV_ENCODE_44(ver, rev)					\
    274	((ver) << 4 | (rev))
    275#define PRID_REV_ENCODE_332(ver, rev, patch)				\
    276	((ver) << 5 | (rev) << 2 | (patch))
    277
    278/*
    279 * FPU implementation/revision register (CP1 control register 0).
    280 *
    281 * +---------------------------------+----------------+----------------+
    282 * | 0				     | Implementation | Revision       |
    283 * +---------------------------------+----------------+----------------+
    284 *  31				   16 15	     8 7	      0
    285 */
    286
    287#define FPIR_IMP_MASK		0xff00
    288
    289#define FPIR_IMP_NONE		0x0000
    290
    291#if !defined(__ASSEMBLY__)
    292
    293enum cpu_type_enum {
    294	CPU_UNKNOWN,
    295
    296	/*
    297	 * R2000 class processors
    298	 */
    299	CPU_R2000, CPU_R3000, CPU_R3000A, CPU_R3041, CPU_R3051, CPU_R3052,
    300	CPU_R3081, CPU_R3081E,
    301
    302	/*
    303	 * R4000 class processors
    304	 */
    305	CPU_R4000PC, CPU_R4000SC, CPU_R4000MC, CPU_R4200, CPU_R4300, CPU_R4310,
    306	CPU_R4400PC, CPU_R4400SC, CPU_R4400MC, CPU_R4600, CPU_R4640, CPU_R4650,
    307	CPU_R4700, CPU_R5000, CPU_R5500, CPU_NEVADA, CPU_R10000,
    308	CPU_R12000, CPU_R14000, CPU_R16000, CPU_VR41XX, CPU_VR4111, CPU_VR4121,
    309	CPU_VR4122, CPU_VR4131, CPU_VR4133, CPU_VR4181, CPU_VR4181A, CPU_RM7000,
    310	CPU_SR71000, CPU_TX49XX,
    311
    312	/*
    313	 * MIPS32 class processors
    314	 */
    315	CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K,
    316	CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32, CPU_BMIPS3300, CPU_BMIPS4350,
    317	CPU_BMIPS4380, CPU_BMIPS5000, CPU_XBURST, CPU_LOONGSON32, CPU_M14KC,
    318	CPU_M14KEC, CPU_INTERAPTIV, CPU_P5600, CPU_PROAPTIV, CPU_1074K,
    319	CPU_M5150, CPU_I6400, CPU_P6600, CPU_M6250,
    320
    321	/*
    322	 * MIPS64 class processors
    323	 */
    324	CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2EF,
    325	CPU_LOONGSON64, CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS,
    326	CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON3, CPU_I6500,
    327
    328	CPU_QEMU_GENERIC,
    329
    330	CPU_LAST
    331};
    332
    333#endif /* !__ASSEMBLY */
    334
    335/*
    336 * ISA Level encodings
    337 *
    338 */
    339#define MIPS_CPU_ISA_II		0x00000001
    340#define MIPS_CPU_ISA_III	0x00000002
    341#define MIPS_CPU_ISA_IV		0x00000004
    342#define MIPS_CPU_ISA_V		0x00000008
    343#define MIPS_CPU_ISA_M32R1	0x00000010
    344#define MIPS_CPU_ISA_M32R2	0x00000020
    345#define MIPS_CPU_ISA_M64R1	0x00000040
    346#define MIPS_CPU_ISA_M64R2	0x00000080
    347#define MIPS_CPU_ISA_M32R5	0x00000100
    348#define MIPS_CPU_ISA_M64R5	0x00000200
    349#define MIPS_CPU_ISA_M32R6	0x00000400
    350#define MIPS_CPU_ISA_M64R6	0x00000800
    351
    352#define MIPS_CPU_ISA_32BIT (MIPS_CPU_ISA_II | MIPS_CPU_ISA_M32R1 | \
    353	MIPS_CPU_ISA_M32R2 | MIPS_CPU_ISA_M32R5 | MIPS_CPU_ISA_M32R6)
    354#define MIPS_CPU_ISA_64BIT (MIPS_CPU_ISA_III | MIPS_CPU_ISA_IV | \
    355	MIPS_CPU_ISA_V | MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2 | \
    356	MIPS_CPU_ISA_M64R5 | MIPS_CPU_ISA_M64R6)
    357
    358/*
    359 * CPU Option encodings
    360 */
    361#define MIPS_CPU_TLB		BIT_ULL( 0)	/* CPU has TLB */
    362#define MIPS_CPU_4KEX		BIT_ULL( 1)	/* "R4K" exception model */
    363#define MIPS_CPU_3K_CACHE	BIT_ULL( 2)	/* R3000-style caches */
    364#define MIPS_CPU_4K_CACHE	BIT_ULL( 3)	/* R4000-style caches */
    365#define MIPS_CPU_FPU		BIT_ULL( 5)	/* CPU has FPU */
    366#define MIPS_CPU_32FPR		BIT_ULL( 6)	/* 32 dbl. prec. FP registers */
    367#define MIPS_CPU_COUNTER	BIT_ULL( 7)	/* Cycle count/compare */
    368#define MIPS_CPU_WATCH		BIT_ULL( 8)	/* watchpoint registers */
    369#define MIPS_CPU_DIVEC		BIT_ULL( 9)	/* dedicated interrupt vector */
    370#define MIPS_CPU_VCE		BIT_ULL(10)	/* virt. coherence conflict possible */
    371#define MIPS_CPU_CACHE_CDEX_P	BIT_ULL(11)	/* Create_Dirty_Exclusive CACHE op */
    372#define MIPS_CPU_CACHE_CDEX_S	BIT_ULL(12)	/* ... same for seconary cache ... */
    373#define MIPS_CPU_MCHECK		BIT_ULL(13)	/* Machine check exception */
    374#define MIPS_CPU_EJTAG		BIT_ULL(14)	/* EJTAG exception */
    375#define MIPS_CPU_NOFPUEX	BIT_ULL(15)	/* no FPU exception */
    376#define MIPS_CPU_LLSC		BIT_ULL(16)	/* CPU has ll/sc instructions */
    377#define MIPS_CPU_INCLUSIVE_CACHES BIT_ULL(17)	/* P-cache subset enforced */
    378#define MIPS_CPU_PREFETCH	BIT_ULL(18)	/* CPU has usable prefetch */
    379#define MIPS_CPU_VINT		BIT_ULL(19)	/* CPU supports MIPSR2 vectored interrupts */
    380#define MIPS_CPU_VEIC		BIT_ULL(20)	/* CPU supports MIPSR2 external interrupt controller mode */
    381#define MIPS_CPU_ULRI		BIT_ULL(21)	/* CPU has ULRI feature */
    382#define MIPS_CPU_PCI		BIT_ULL(22)	/* CPU has Perf Ctr Int indicator */
    383#define MIPS_CPU_RIXI		BIT_ULL(23)	/* CPU has TLB Read/eXec Inhibit */
    384#define MIPS_CPU_MICROMIPS	BIT_ULL(24)	/* CPU has microMIPS capability */
    385#define MIPS_CPU_TLBINV		BIT_ULL(25)	/* CPU supports TLBINV/F */
    386#define MIPS_CPU_SEGMENTS	BIT_ULL(26)	/* CPU supports Segmentation Control registers */
    387#define MIPS_CPU_EVA		BIT_ULL(27)	/* CPU supports Enhanced Virtual Addressing */
    388#define MIPS_CPU_HTW		BIT_ULL(28)	/* CPU support Hardware Page Table Walker */
    389#define MIPS_CPU_RIXIEX		BIT_ULL(29)	/* CPU has unique exception codes for {Read, Execute}-Inhibit exceptions */
    390#define MIPS_CPU_MAAR		BIT_ULL(30)	/* MAAR(I) registers are present */
    391#define MIPS_CPU_FRE		BIT_ULL(31)	/* FRE & UFE bits implemented */
    392#define MIPS_CPU_RW_LLB		BIT_ULL(32)	/* LLADDR/LLB writes are allowed */
    393#define MIPS_CPU_LPA		BIT_ULL(33)	/* CPU supports Large Physical Addressing */
    394#define MIPS_CPU_CDMM		BIT_ULL(34)	/* CPU has Common Device Memory Map */
    395#define MIPS_CPU_SP		BIT_ULL(36)	/* Small (1KB) page support */
    396#define MIPS_CPU_FTLB		BIT_ULL(37)	/* CPU has Fixed-page-size TLB */
    397#define MIPS_CPU_NAN_LEGACY	BIT_ULL(38)	/* Legacy NaN implemented */
    398#define MIPS_CPU_NAN_2008	BIT_ULL(39)	/* 2008 NaN implemented */
    399#define MIPS_CPU_VP		BIT_ULL(40)	/* MIPSr6 Virtual Processors (multi-threading) */
    400#define MIPS_CPU_LDPTE		BIT_ULL(41)	/* CPU has ldpte/lddir instructions */
    401#define MIPS_CPU_MVH		BIT_ULL(42)	/* CPU supports MFHC0/MTHC0 */
    402#define MIPS_CPU_EBASE_WG	BIT_ULL(43)	/* CPU has EBase.WG */
    403#define MIPS_CPU_BADINSTR	BIT_ULL(44)	/* CPU has BadInstr register */
    404#define MIPS_CPU_BADINSTRP	BIT_ULL(45)	/* CPU has BadInstrP register */
    405#define MIPS_CPU_CTXTC		BIT_ULL(46)	/* CPU has [X]ConfigContext registers */
    406#define MIPS_CPU_PERF		BIT_ULL(47)	/* CPU has MIPS performance counters */
    407#define MIPS_CPU_GUESTCTL0EXT	BIT_ULL(48)	/* CPU has VZ GuestCtl0Ext register */
    408#define MIPS_CPU_GUESTCTL1	BIT_ULL(49)	/* CPU has VZ GuestCtl1 register */
    409#define MIPS_CPU_GUESTCTL2	BIT_ULL(50)	/* CPU has VZ GuestCtl2 register */
    410#define MIPS_CPU_GUESTID	BIT_ULL(51)	/* CPU uses VZ ASE GuestID feature */
    411#define MIPS_CPU_DRG		BIT_ULL(52)	/* CPU has VZ Direct Root to Guest (DRG) */
    412#define MIPS_CPU_UFR		BIT_ULL(53)	/* CPU supports User mode FR switching */
    413#define MIPS_CPU_SHARED_FTLB_RAM \
    414				BIT_ULL(54)	/* CPU shares FTLB RAM with another */
    415#define MIPS_CPU_SHARED_FTLB_ENTRIES \
    416				BIT_ULL(55)	/* CPU shares FTLB entries with another */
    417#define MIPS_CPU_MT_PER_TC_PERF_COUNTERS \
    418				BIT_ULL(56)	/* CPU has perf counters implemented per TC (MIPSMT ASE) */
    419#define MIPS_CPU_MMID		BIT_ULL(57)	/* CPU supports MemoryMapIDs */
    420#define MIPS_CPU_MM_SYSAD	BIT_ULL(58)	/* CPU supports write-through SysAD Valid merge */
    421#define MIPS_CPU_MM_FULL	BIT_ULL(59)	/* CPU supports write-through full merge */
    422#define MIPS_CPU_MAC_2008_ONLY	BIT_ULL(60)	/* CPU Only support MAC2008 Fused multiply-add instruction */
    423#define MIPS_CPU_FTLBPAREX	BIT_ULL(61)	/* CPU has FTLB parity exception */
    424#define MIPS_CPU_GSEXCEX	BIT_ULL(62)	/* CPU has GSExc exception */
    425
    426/*
    427 * CPU ASE encodings
    428 */
    429#define MIPS_ASE_MIPS16		0x00000001 /* code compression */
    430#define MIPS_ASE_MDMX		0x00000002 /* MIPS digital media extension */
    431#define MIPS_ASE_MIPS3D		0x00000004 /* MIPS-3D */
    432#define MIPS_ASE_SMARTMIPS	0x00000008 /* SmartMIPS */
    433#define MIPS_ASE_DSP		0x00000010 /* Signal Processing ASE */
    434#define MIPS_ASE_MIPSMT		0x00000020 /* CPU supports MIPS MT */
    435#define MIPS_ASE_DSP2P		0x00000040 /* Signal Processing ASE Rev 2 */
    436#define MIPS_ASE_VZ		0x00000080 /* Virtualization ASE */
    437#define MIPS_ASE_MSA		0x00000100 /* MIPS SIMD Architecture */
    438#define MIPS_ASE_DSP3		0x00000200 /* Signal Processing ASE Rev 3*/
    439#define MIPS_ASE_MIPS16E2	0x00000400 /* MIPS16e2 */
    440#define MIPS_ASE_LOONGSON_MMI	0x00000800 /* Loongson MultiMedia extensions Instructions */
    441#define MIPS_ASE_LOONGSON_CAM	0x00001000 /* Loongson CAM */
    442#define MIPS_ASE_LOONGSON_EXT	0x00002000 /* Loongson EXTensions */
    443#define MIPS_ASE_LOONGSON_EXT2	0x00004000 /* Loongson EXTensions R2 */
    444
    445#endif /* _ASM_CPU_H */