qemu

FORK: QEMU emulator
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cpu.h (115859B)


      1 /*
      2  *  PowerPC emulation cpu definitions for qemu.
      3  *
      4  *  Copyright (c) 2003-2007 Jocelyn Mayer
      5  *
      6  * This library is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU Lesser General Public
      8  * License as published by the Free Software Foundation; either
      9  * version 2.1 of the License, or (at your option) any later version.
     10  *
     11  * This library is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * Lesser General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU Lesser General Public
     17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
     18  */
     19 
     20 #ifndef PPC_CPU_H
     21 #define PPC_CPU_H
     22 
     23 #include "qemu/int128.h"
     24 #include "qemu/cpu-float.h"
     25 #include "exec/cpu-defs.h"
     26 #include "cpu-qom.h"
     27 #include "qom/object.h"
     28 #include "hw/registerfields.h"
     29 
     30 #define TCG_GUEST_DEFAULT_MO 0
     31 
     32 #define TARGET_PAGE_BITS_64K 16
     33 #define TARGET_PAGE_BITS_16M 24
     34 
     35 #if defined(TARGET_PPC64)
     36 #define PPC_ELF_MACHINE     EM_PPC64
     37 #else
     38 #define PPC_ELF_MACHINE     EM_PPC
     39 #endif
     40 
     41 #define PPC_BIT_NR(bit)         (63 - (bit))
     42 #define PPC_BIT(bit)            (0x8000000000000000ULL >> (bit))
     43 #define PPC_BIT32(bit)          (0x80000000 >> (bit))
     44 #define PPC_BIT8(bit)           (0x80 >> (bit))
     45 #define PPC_BITMASK(bs, be)     ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs))
     46 #define PPC_BITMASK32(bs, be)   ((PPC_BIT32(bs) - PPC_BIT32(be)) | \
     47                                  PPC_BIT32(bs))
     48 #define PPC_BITMASK8(bs, be)    ((PPC_BIT8(bs) - PPC_BIT8(be)) | PPC_BIT8(bs))
     49 
     50 /*
     51  * QEMU version of the GETFIELD/SETFIELD macros from skiboot
     52  *
     53  * It might be better to use the existing extract64() and
     54  * deposit64() but this means that all the register definitions will
     55  * change and become incompatible with the ones found in skiboot.
     56  */
     57 #define MASK_TO_LSH(m)          (__builtin_ffsll(m) - 1)
     58 #define GETFIELD(m, v)          (((v) & (m)) >> MASK_TO_LSH(m))
     59 #define SETFIELD(m, v, val) \
     60         (((v) & ~(m)) | ((((typeof(v))(val)) << MASK_TO_LSH(m)) & (m)))
     61 
     62 /*****************************************************************************/
     63 /* Exception vectors definitions                                             */
     64 enum {
     65     POWERPC_EXCP_NONE    = -1,
     66     /* The 64 first entries are used by the PowerPC embedded specification   */
     67     POWERPC_EXCP_CRITICAL = 0,  /* Critical input                            */
     68     POWERPC_EXCP_MCHECK   = 1,  /* Machine check exception                   */
     69     POWERPC_EXCP_DSI      = 2,  /* Data storage exception                    */
     70     POWERPC_EXCP_ISI      = 3,  /* Instruction storage exception             */
     71     POWERPC_EXCP_EXTERNAL = 4,  /* External input                            */
     72     POWERPC_EXCP_ALIGN    = 5,  /* Alignment exception                       */
     73     POWERPC_EXCP_PROGRAM  = 6,  /* Program exception                         */
     74     POWERPC_EXCP_FPU      = 7,  /* Floating-point unavailable exception      */
     75     POWERPC_EXCP_SYSCALL  = 8,  /* System call exception                     */
     76     POWERPC_EXCP_APU      = 9,  /* Auxiliary processor unavailable           */
     77     POWERPC_EXCP_DECR     = 10, /* Decrementer exception                     */
     78     POWERPC_EXCP_FIT      = 11, /* Fixed-interval timer interrupt            */
     79     POWERPC_EXCP_WDT      = 12, /* Watchdog timer interrupt                  */
     80     POWERPC_EXCP_DTLB     = 13, /* Data TLB miss                             */
     81     POWERPC_EXCP_ITLB     = 14, /* Instruction TLB miss                      */
     82     POWERPC_EXCP_DEBUG    = 15, /* Debug interrupt                           */
     83     /* Vectors 16 to 31 are reserved                                         */
     84     POWERPC_EXCP_SPEU     = 32, /* SPE/embedded floating-point unavailable   */
     85     POWERPC_EXCP_EFPDI    = 33, /* Embedded floating-point data interrupt    */
     86     POWERPC_EXCP_EFPRI    = 34, /* Embedded floating-point round interrupt   */
     87     POWERPC_EXCP_EPERFM   = 35, /* Embedded performance monitor interrupt    */
     88     POWERPC_EXCP_DOORI    = 36, /* Embedded doorbell interrupt               */
     89     POWERPC_EXCP_DOORCI   = 37, /* Embedded doorbell critical interrupt      */
     90     POWERPC_EXCP_GDOORI   = 38, /* Embedded guest doorbell interrupt         */
     91     POWERPC_EXCP_GDOORCI  = 39, /* Embedded guest doorbell critical interrupt*/
     92     POWERPC_EXCP_HYPPRIV  = 41, /* Embedded hypervisor priv instruction      */
     93     /* Vectors 42 to 63 are reserved                                         */
     94     /* Exceptions defined in the PowerPC server specification                */
     95     POWERPC_EXCP_RESET    = 64, /* System reset exception                    */
     96     POWERPC_EXCP_DSEG     = 65, /* Data segment exception                    */
     97     POWERPC_EXCP_ISEG     = 66, /* Instruction segment exception             */
     98     POWERPC_EXCP_HDECR    = 67, /* Hypervisor decrementer exception          */
     99     POWERPC_EXCP_TRACE    = 68, /* Trace exception                           */
    100     POWERPC_EXCP_HDSI     = 69, /* Hypervisor data storage exception         */
    101     POWERPC_EXCP_HISI     = 70, /* Hypervisor instruction storage exception  */
    102     POWERPC_EXCP_HDSEG    = 71, /* Hypervisor data segment exception         */
    103     POWERPC_EXCP_HISEG    = 72, /* Hypervisor instruction segment exception  */
    104     POWERPC_EXCP_VPU      = 73, /* Vector unavailable exception              */
    105     /* 40x specific exceptions                                               */
    106     POWERPC_EXCP_PIT      = 74, /* Programmable interval timer interrupt     */
    107     /* Vectors 75-76 are 601 specific exceptions                             */
    108     /* 602 specific exceptions                                               */
    109     POWERPC_EXCP_EMUL      = 77, /* Emulation trap exception                 */
    110     /* 602/603 specific exceptions                                           */
    111     POWERPC_EXCP_IFTLB    = 78, /* Instruction fetch TLB miss                */
    112     POWERPC_EXCP_DLTLB    = 79, /* Data load TLB miss                        */
    113     POWERPC_EXCP_DSTLB    = 80, /* Data store TLB miss                       */
    114     /* Exceptions available on most PowerPC                                  */
    115     POWERPC_EXCP_FPA      = 81, /* Floating-point assist exception           */
    116     POWERPC_EXCP_DABR     = 82, /* Data address breakpoint                   */
    117     POWERPC_EXCP_IABR     = 83, /* Instruction address breakpoint            */
    118     POWERPC_EXCP_SMI      = 84, /* System management interrupt               */
    119     POWERPC_EXCP_PERFM    = 85, /* Embedded performance monitor interrupt    */
    120     /* 7xx/74xx specific exceptions                                          */
    121     POWERPC_EXCP_THERM    = 86, /* Thermal interrupt                         */
    122     /* 74xx specific exceptions                                              */
    123     POWERPC_EXCP_VPUA     = 87, /* Vector assist exception                   */
    124     /* 970FX specific exceptions                                             */
    125     POWERPC_EXCP_SOFTP    = 88, /* Soft patch exception                      */
    126     POWERPC_EXCP_MAINT    = 89, /* Maintenance exception                     */
    127     /* Freescale embedded cores specific exceptions                          */
    128     POWERPC_EXCP_MEXTBR   = 90, /* Maskable external breakpoint              */
    129     POWERPC_EXCP_NMEXTBR  = 91, /* Non maskable external breakpoint          */
    130     POWERPC_EXCP_ITLBE    = 92, /* Instruction TLB error                     */
    131     POWERPC_EXCP_DTLBE    = 93, /* Data TLB error                            */
    132     /* VSX Unavailable (Power ISA 2.06 and later)                            */
    133     POWERPC_EXCP_VSXU     = 94, /* VSX Unavailable                           */
    134     POWERPC_EXCP_FU       = 95, /* Facility Unavailable                      */
    135     /* Additional ISA 2.06 and later server exceptions                       */
    136     POWERPC_EXCP_HV_EMU   = 96, /* HV emulation assistance                   */
    137     POWERPC_EXCP_HV_MAINT = 97, /* HMI                                       */
    138     POWERPC_EXCP_HV_FU    = 98, /* Hypervisor Facility unavailable           */
    139     /* Server doorbell variants */
    140     POWERPC_EXCP_SDOOR    = 99,
    141     POWERPC_EXCP_SDOOR_HV = 100,
    142     /* ISA 3.00 additions */
    143     POWERPC_EXCP_HVIRT    = 101,
    144     POWERPC_EXCP_SYSCALL_VECTORED = 102, /* scv exception                     */
    145     POWERPC_EXCP_PERFM_EBB = 103,    /* Performance Monitor EBB Exception    */
    146     POWERPC_EXCP_EXTERNAL_EBB = 104, /* External EBB Exception               */
    147     /* EOL                                                                   */
    148     POWERPC_EXCP_NB       = 105,
    149     /* QEMU exceptions: special cases we want to stop translation            */
    150     POWERPC_EXCP_SYSCALL_USER = 0x203, /* System call in user mode only      */
    151 };
    152 
    153 /* Exceptions error codes                                                    */
    154 enum {
    155     /* Exception subtypes for POWERPC_EXCP_ALIGN                             */
    156     POWERPC_EXCP_ALIGN_FP      = 0x01,  /* FP alignment exception            */
    157     POWERPC_EXCP_ALIGN_LST     = 0x02,  /* Unaligned mult/extern load/store  */
    158     POWERPC_EXCP_ALIGN_LE      = 0x03,  /* Multiple little-endian access     */
    159     POWERPC_EXCP_ALIGN_PROT    = 0x04,  /* Access cross protection boundary  */
    160     POWERPC_EXCP_ALIGN_BAT     = 0x05,  /* Access cross a BAT/seg boundary   */
    161     POWERPC_EXCP_ALIGN_CACHE   = 0x06,  /* Impossible dcbz access            */
    162     POWERPC_EXCP_ALIGN_INSN    = 0x07,  /* Pref. insn x-ing 64-byte boundary */
    163     /* Exception subtypes for POWERPC_EXCP_PROGRAM                           */
    164     /* FP exceptions                                                         */
    165     POWERPC_EXCP_FP            = 0x10,
    166     POWERPC_EXCP_FP_OX         = 0x01,  /* FP overflow                       */
    167     POWERPC_EXCP_FP_UX         = 0x02,  /* FP underflow                      */
    168     POWERPC_EXCP_FP_ZX         = 0x03,  /* FP divide by zero                 */
    169     POWERPC_EXCP_FP_XX         = 0x04,  /* FP inexact                        */
    170     POWERPC_EXCP_FP_VXSNAN     = 0x05,  /* FP invalid SNaN op                */
    171     POWERPC_EXCP_FP_VXISI      = 0x06,  /* FP invalid infinite subtraction   */
    172     POWERPC_EXCP_FP_VXIDI      = 0x07,  /* FP invalid infinite divide        */
    173     POWERPC_EXCP_FP_VXZDZ      = 0x08,  /* FP invalid zero divide            */
    174     POWERPC_EXCP_FP_VXIMZ      = 0x09,  /* FP invalid infinite * zero        */
    175     POWERPC_EXCP_FP_VXVC       = 0x0A,  /* FP invalid compare                */
    176     POWERPC_EXCP_FP_VXSOFT     = 0x0B,  /* FP invalid operation              */
    177     POWERPC_EXCP_FP_VXSQRT     = 0x0C,  /* FP invalid square root            */
    178     POWERPC_EXCP_FP_VXCVI      = 0x0D,  /* FP invalid integer conversion     */
    179     /* Invalid instruction                                                   */
    180     POWERPC_EXCP_INVAL         = 0x20,
    181     POWERPC_EXCP_INVAL_INVAL   = 0x01,  /* Invalid instruction               */
    182     POWERPC_EXCP_INVAL_LSWX    = 0x02,  /* Invalid lswx instruction          */
    183     POWERPC_EXCP_INVAL_SPR     = 0x03,  /* Invalid SPR access                */
    184     POWERPC_EXCP_INVAL_FP      = 0x04,  /* Unimplemented mandatory fp instr  */
    185     /* Privileged instruction                                                */
    186     POWERPC_EXCP_PRIV          = 0x30,
    187     POWERPC_EXCP_PRIV_OPC      = 0x01,  /* Privileged operation exception    */
    188     POWERPC_EXCP_PRIV_REG      = 0x02,  /* Privileged register exception     */
    189     /* Trap                                                                  */
    190     POWERPC_EXCP_TRAP          = 0x40,
    191 };
    192 
    193 #define PPC_INPUT(env) ((env)->bus_model)
    194 
    195 /*****************************************************************************/
    196 typedef struct opc_handler_t opc_handler_t;
    197 
    198 /*****************************************************************************/
    199 /* Types used to describe some PowerPC registers etc. */
    200 typedef struct DisasContext DisasContext;
    201 typedef struct ppc_spr_t ppc_spr_t;
    202 typedef union ppc_tlb_t ppc_tlb_t;
    203 typedef struct ppc_hash_pte64 ppc_hash_pte64_t;
    204 
    205 /* SPR access micro-ops generations callbacks */
    206 struct ppc_spr_t {
    207     const char *name;
    208     target_ulong default_value;
    209 #ifndef CONFIG_USER_ONLY
    210     unsigned int gdb_id;
    211 #endif
    212 #ifdef CONFIG_TCG
    213     void (*uea_read)(DisasContext *ctx, int gpr_num, int spr_num);
    214     void (*uea_write)(DisasContext *ctx, int spr_num, int gpr_num);
    215 # ifndef CONFIG_USER_ONLY
    216     void (*oea_read)(DisasContext *ctx, int gpr_num, int spr_num);
    217     void (*oea_write)(DisasContext *ctx, int spr_num, int gpr_num);
    218     void (*hea_read)(DisasContext *ctx, int gpr_num, int spr_num);
    219     void (*hea_write)(DisasContext *ctx, int spr_num, int gpr_num);
    220 # endif
    221 #endif
    222 #ifdef CONFIG_KVM
    223     /*
    224      * We (ab)use the fact that all the SPRs will have ids for the
    225      * ONE_REG interface will have KVM_REG_PPC to use 0 as meaning,
    226      * don't sync this
    227      */
    228     uint64_t one_reg_id;
    229 #endif
    230 };
    231 
    232 /* VSX/Altivec registers (128 bits) */
    233 typedef union _ppc_vsr_t {
    234     uint8_t u8[16];
    235     uint16_t u16[8];
    236     uint32_t u32[4];
    237     uint64_t u64[2];
    238     int8_t s8[16];
    239     int16_t s16[8];
    240     int32_t s32[4];
    241     int64_t s64[2];
    242     float16 f16[8];
    243     float32 f32[4];
    244     float64 f64[2];
    245     float128 f128;
    246 #ifdef CONFIG_INT128
    247     __uint128_t u128;
    248 #endif
    249     Int128 s128;
    250 } ppc_vsr_t;
    251 
    252 typedef ppc_vsr_t ppc_avr_t;
    253 typedef ppc_vsr_t ppc_fprp_t;
    254 typedef ppc_vsr_t ppc_acc_t;
    255 
    256 #if !defined(CONFIG_USER_ONLY)
    257 /* Software TLB cache */
    258 typedef struct ppc6xx_tlb_t ppc6xx_tlb_t;
    259 struct ppc6xx_tlb_t {
    260     target_ulong pte0;
    261     target_ulong pte1;
    262     target_ulong EPN;
    263 };
    264 
    265 typedef struct ppcemb_tlb_t ppcemb_tlb_t;
    266 struct ppcemb_tlb_t {
    267     uint64_t RPN;
    268     target_ulong EPN;
    269     target_ulong PID;
    270     target_ulong size;
    271     uint32_t prot;
    272     uint32_t attr; /* Storage attributes */
    273 };
    274 
    275 typedef struct ppcmas_tlb_t {
    276      uint32_t mas8;
    277      uint32_t mas1;
    278      uint64_t mas2;
    279      uint64_t mas7_3;
    280 } ppcmas_tlb_t;
    281 
    282 union ppc_tlb_t {
    283     ppc6xx_tlb_t *tlb6;
    284     ppcemb_tlb_t *tlbe;
    285     ppcmas_tlb_t *tlbm;
    286 };
    287 
    288 /* possible TLB variants */
    289 #define TLB_NONE               0
    290 #define TLB_6XX                1
    291 #define TLB_EMB                2
    292 #define TLB_MAS                3
    293 #endif
    294 
    295 typedef struct PPCHash64SegmentPageSizes PPCHash64SegmentPageSizes;
    296 
    297 typedef struct ppc_slb_t ppc_slb_t;
    298 struct ppc_slb_t {
    299     uint64_t esid;
    300     uint64_t vsid;
    301     const PPCHash64SegmentPageSizes *sps;
    302 };
    303 
    304 #define MAX_SLB_ENTRIES         64
    305 #define SEGMENT_SHIFT_256M      28
    306 #define SEGMENT_MASK_256M       (~((1ULL << SEGMENT_SHIFT_256M) - 1))
    307 
    308 #define SEGMENT_SHIFT_1T        40
    309 #define SEGMENT_MASK_1T         (~((1ULL << SEGMENT_SHIFT_1T) - 1))
    310 
    311 typedef struct ppc_v3_pate_t {
    312     uint64_t dw0;
    313     uint64_t dw1;
    314 } ppc_v3_pate_t;
    315 
    316 /* PMU related structs and defines */
    317 #define PMU_COUNTERS_NUM 6
    318 typedef enum {
    319     PMU_EVENT_INVALID = 0,
    320     PMU_EVENT_INACTIVE,
    321     PMU_EVENT_CYCLES,
    322     PMU_EVENT_INSTRUCTIONS,
    323     PMU_EVENT_INSN_RUN_LATCH,
    324 } PMUEventType;
    325 
    326 /*****************************************************************************/
    327 /* Machine state register bits definition                                    */
    328 #define MSR_SF   PPC_BIT_NR(0)  /* Sixty-four-bit mode                hflags */
    329 #define MSR_TAG  PPC_BIT_NR(1)  /* Tag-active mode (POWERx ?)                */
    330 #define MSR_ISF  PPC_BIT_NR(2)  /* Sixty-four-bit interrupt mode on 630      */
    331 #define MSR_HV   PPC_BIT_NR(3)  /* hypervisor state                   hflags */
    332 #define MSR_TS0  PPC_BIT_NR(29) /* Transactional state, 2 bits (Book3s)      */
    333 #define MSR_TS1  PPC_BIT_NR(30)
    334 #define MSR_TM   PPC_BIT_NR(31) /* Transactional Memory Available (Book3s)   */
    335 #define MSR_CM   PPC_BIT_NR(32) /* Computation mode for BookE         hflags */
    336 #define MSR_ICM  PPC_BIT_NR(33) /* Interrupt computation mode for BookE      */
    337 #define MSR_GS   PPC_BIT_NR(35) /* guest state for BookE                     */
    338 #define MSR_UCLE PPC_BIT_NR(37) /* User-mode cache lock enable for BookE     */
    339 #define MSR_VR   PPC_BIT_NR(38) /* altivec available                x hflags */
    340 #define MSR_SPE  PPC_BIT_NR(38) /* SPE enable for BookE             x hflags */
    341 #define MSR_VSX  PPC_BIT_NR(40) /* Vector Scalar Extension (>= 2.06)x hflags */
    342 #define MSR_S    PPC_BIT_NR(41) /* Secure state                              */
    343 #define MSR_KEY  PPC_BIT_NR(44) /* key bit on 603e                           */
    344 #define MSR_POW  PPC_BIT_NR(45) /* Power management                          */
    345 #define MSR_WE   PPC_BIT_NR(45) /* Wait State Enable on 405                  */
    346 #define MSR_TGPR PPC_BIT_NR(46) /* TGPR usage on 602/603            x        */
    347 #define MSR_CE   PPC_BIT_NR(46) /* Critical int. enable on embedded PPC x    */
    348 #define MSR_ILE  PPC_BIT_NR(47) /* Interrupt little-endian mode              */
    349 #define MSR_EE   PPC_BIT_NR(48) /* External interrupt enable                 */
    350 #define MSR_PR   PPC_BIT_NR(49) /* Problem state                      hflags */
    351 #define MSR_FP   PPC_BIT_NR(50) /* Floating point available           hflags */
    352 #define MSR_ME   PPC_BIT_NR(51) /* Machine check interrupt enable            */
    353 #define MSR_FE0  PPC_BIT_NR(52) /* Floating point exception mode 0           */
    354 #define MSR_SE   PPC_BIT_NR(53) /* Single-step trace enable         x hflags */
    355 #define MSR_DWE  PPC_BIT_NR(53) /* Debug wait enable on 405         x        */
    356 #define MSR_UBLE PPC_BIT_NR(53) /* User BTB lock enable on e500     x        */
    357 #define MSR_BE   PPC_BIT_NR(54) /* Branch trace enable              x hflags */
    358 #define MSR_DE   PPC_BIT_NR(54) /* Debug int. enable on embedded PPC   x     */
    359 #define MSR_FE1  PPC_BIT_NR(55) /* Floating point exception mode 1           */
    360 #define MSR_AL   PPC_BIT_NR(56) /* AL bit on POWER                           */
    361 #define MSR_EP   PPC_BIT_NR(57) /* Exception prefix on 601                   */
    362 #define MSR_IR   PPC_BIT_NR(58) /* Instruction relocate                      */
    363 #define MSR_IS   PPC_BIT_NR(58) /* Instruction address space (BookE)         */
    364 #define MSR_DR   PPC_BIT_NR(59) /* Data relocate                             */
    365 #define MSR_DS   PPC_BIT_NR(59) /* Data address space (BookE)                */
    366 #define MSR_PE   PPC_BIT_NR(60) /* Protection enable on 403                  */
    367 #define MSR_PX   PPC_BIT_NR(61) /* Protection exclusive on 403        x      */
    368 #define MSR_PMM  PPC_BIT_NR(61) /* Performance monitor mark on POWER  x      */
    369 #define MSR_RI   PPC_BIT_NR(62) /* Recoverable interrupt            1        */
    370 #define MSR_LE   PPC_BIT_NR(63) /* Little-endian mode               1 hflags */
    371 
    372 FIELD(MSR, SF, MSR_SF, 1)
    373 FIELD(MSR, TAG, MSR_TAG, 1)
    374 FIELD(MSR, ISF, MSR_ISF, 1)
    375 #if defined(TARGET_PPC64)
    376 FIELD(MSR, HV, MSR_HV, 1)
    377 #define FIELD_EX64_HV(storage) FIELD_EX64(storage, MSR, HV)
    378 #else
    379 #define FIELD_EX64_HV(storage) 0
    380 #endif
    381 FIELD(MSR, TS0, MSR_TS0, 1)
    382 FIELD(MSR, TS1, MSR_TS1, 1)
    383 FIELD(MSR, TS, MSR_TS0, 2)
    384 FIELD(MSR, TM, MSR_TM, 1)
    385 FIELD(MSR, CM, MSR_CM, 1)
    386 FIELD(MSR, ICM, MSR_ICM, 1)
    387 FIELD(MSR, GS, MSR_GS, 1)
    388 FIELD(MSR, UCLE, MSR_UCLE, 1)
    389 FIELD(MSR, VR, MSR_VR, 1)
    390 FIELD(MSR, SPE, MSR_SPE, 1)
    391 FIELD(MSR, VSX, MSR_VSX, 1)
    392 FIELD(MSR, S, MSR_S, 1)
    393 FIELD(MSR, KEY, MSR_KEY, 1)
    394 FIELD(MSR, POW, MSR_POW, 1)
    395 FIELD(MSR, WE, MSR_WE, 1)
    396 FIELD(MSR, TGPR, MSR_TGPR, 1)
    397 FIELD(MSR, CE, MSR_CE, 1)
    398 FIELD(MSR, ILE, MSR_ILE, 1)
    399 FIELD(MSR, EE, MSR_EE, 1)
    400 FIELD(MSR, PR, MSR_PR, 1)
    401 FIELD(MSR, FP, MSR_FP, 1)
    402 FIELD(MSR, ME, MSR_ME, 1)
    403 FIELD(MSR, FE0, MSR_FE0, 1)
    404 FIELD(MSR, SE, MSR_SE, 1)
    405 FIELD(MSR, DWE, MSR_DWE, 1)
    406 FIELD(MSR, UBLE, MSR_UBLE, 1)
    407 FIELD(MSR, BE, MSR_BE, 1)
    408 FIELD(MSR, DE, MSR_DE, 1)
    409 FIELD(MSR, FE1, MSR_FE1, 1)
    410 FIELD(MSR, AL, MSR_AL, 1)
    411 FIELD(MSR, EP, MSR_EP, 1)
    412 FIELD(MSR, IR, MSR_IR, 1)
    413 FIELD(MSR, DR, MSR_DR, 1)
    414 FIELD(MSR, IS, MSR_IS, 1)
    415 FIELD(MSR, DS, MSR_DS, 1)
    416 FIELD(MSR, PE, MSR_PE, 1)
    417 FIELD(MSR, PX, MSR_PX, 1)
    418 FIELD(MSR, PMM, MSR_PMM, 1)
    419 FIELD(MSR, RI, MSR_RI, 1)
    420 FIELD(MSR, LE, MSR_LE, 1)
    421 
    422 /*
    423  * FE0 and FE1 bits are not side-by-side
    424  * so we can't combine them using FIELD()
    425  */
    426 #define FIELD_EX64_FE(msr) \
    427     ((FIELD_EX64(msr, MSR, FE0) << 1) | FIELD_EX64(msr, MSR, FE1))
    428 
    429 /* PMU bits */
    430 #define MMCR0_FC     PPC_BIT(32)         /* Freeze Counters  */
    431 #define MMCR0_PMAO   PPC_BIT(56)         /* Perf Monitor Alert Ocurred */
    432 #define MMCR0_PMAE   PPC_BIT(37)         /* Perf Monitor Alert Enable */
    433 #define MMCR0_EBE    PPC_BIT(43)         /* Perf Monitor EBB Enable */
    434 #define MMCR0_FCECE  PPC_BIT(38)         /* FC on Enabled Cond or Event */
    435 #define MMCR0_PMCC0  PPC_BIT(44)         /* PMC Control bit 0 */
    436 #define MMCR0_PMCC1  PPC_BIT(45)         /* PMC Control bit 1 */
    437 #define MMCR0_PMCC   PPC_BITMASK(44, 45) /* PMC Control */
    438 #define MMCR0_FC14   PPC_BIT(58)         /* PMC Freeze Counters 1-4 bit */
    439 #define MMCR0_FC56   PPC_BIT(59)         /* PMC Freeze Counters 5-6 bit */
    440 #define MMCR0_PMC1CE PPC_BIT(48)         /* MMCR0 PMC1 Condition Enabled */
    441 #define MMCR0_PMCjCE PPC_BIT(49)         /* MMCR0 PMCj Condition Enabled */
    442 /* MMCR0 userspace r/w mask */
    443 #define MMCR0_UREG_MASK (MMCR0_FC | MMCR0_PMAO | MMCR0_PMAE)
    444 /* MMCR2 userspace r/w mask */
    445 #define MMCR2_FC1P0  PPC_BIT(1)          /* MMCR2 FCnP0 for PMC1 */
    446 #define MMCR2_FC2P0  PPC_BIT(10)         /* MMCR2 FCnP0 for PMC2 */
    447 #define MMCR2_FC3P0  PPC_BIT(19)         /* MMCR2 FCnP0 for PMC3 */
    448 #define MMCR2_FC4P0  PPC_BIT(28)         /* MMCR2 FCnP0 for PMC4 */
    449 #define MMCR2_FC5P0  PPC_BIT(37)         /* MMCR2 FCnP0 for PMC5 */
    450 #define MMCR2_FC6P0  PPC_BIT(46)         /* MMCR2 FCnP0 for PMC6 */
    451 #define MMCR2_UREG_MASK (MMCR2_FC1P0 | MMCR2_FC2P0 | MMCR2_FC3P0 | \
    452                          MMCR2_FC4P0 | MMCR2_FC5P0 | MMCR2_FC6P0)
    453 
    454 #define MMCR1_EVT_SIZE 8
    455 /* extract64() does a right shift before extracting */
    456 #define MMCR1_PMC1SEL_START 32
    457 #define MMCR1_PMC1EVT_EXTR (64 - MMCR1_PMC1SEL_START - MMCR1_EVT_SIZE)
    458 #define MMCR1_PMC2SEL_START 40
    459 #define MMCR1_PMC2EVT_EXTR (64 - MMCR1_PMC2SEL_START - MMCR1_EVT_SIZE)
    460 #define MMCR1_PMC3SEL_START 48
    461 #define MMCR1_PMC3EVT_EXTR (64 - MMCR1_PMC3SEL_START - MMCR1_EVT_SIZE)
    462 #define MMCR1_PMC4SEL_START 56
    463 #define MMCR1_PMC4EVT_EXTR (64 - MMCR1_PMC4SEL_START - MMCR1_EVT_SIZE)
    464 
    465 /* PMU uses CTRL_RUN to sample PM_RUN_INST_CMPL */
    466 #define CTRL_RUN PPC_BIT(63)
    467 
    468 /* EBB/BESCR bits */
    469 /* Global Enable */
    470 #define BESCR_GE PPC_BIT(0)
    471 /* External Event-based Exception Enable */
    472 #define BESCR_EE PPC_BIT(30)
    473 /* Performance Monitor Event-based Exception Enable */
    474 #define BESCR_PME PPC_BIT(31)
    475 /* External Event-based Exception Occurred */
    476 #define BESCR_EEO PPC_BIT(62)
    477 /* Performance Monitor Event-based Exception Occurred */
    478 #define BESCR_PMEO PPC_BIT(63)
    479 #define BESCR_INVALID PPC_BITMASK(32, 33)
    480 
    481 /* LPCR bits */
    482 #define LPCR_VPM0         PPC_BIT(0)
    483 #define LPCR_VPM1         PPC_BIT(1)
    484 #define LPCR_ISL          PPC_BIT(2)
    485 #define LPCR_KBV          PPC_BIT(3)
    486 #define LPCR_DPFD_SHIFT   (63 - 11)
    487 #define LPCR_DPFD         (0x7ull << LPCR_DPFD_SHIFT)
    488 #define LPCR_VRMASD_SHIFT (63 - 16)
    489 #define LPCR_VRMASD       (0x1full << LPCR_VRMASD_SHIFT)
    490 /* P9: Power-saving mode Exit Cause Enable (Upper Section) Mask */
    491 #define LPCR_PECE_U_SHIFT (63 - 19)
    492 #define LPCR_PECE_U_MASK  (0x7ull << LPCR_PECE_U_SHIFT)
    493 #define LPCR_HVEE         PPC_BIT(17) /* Hypervisor Virt Exit Enable */
    494 #define LPCR_RMLS_SHIFT   (63 - 37)   /* RMLS (removed in ISA v3.0) */
    495 #define LPCR_RMLS         (0xfull << LPCR_RMLS_SHIFT)
    496 #define LPCR_HAIL         PPC_BIT(37) /* ISA v3.1 HV AIL=3 equivalent */
    497 #define LPCR_ILE          PPC_BIT(38)
    498 #define LPCR_AIL_SHIFT    (63 - 40)   /* Alternate interrupt location */
    499 #define LPCR_AIL          (3ull << LPCR_AIL_SHIFT)
    500 #define LPCR_UPRT         PPC_BIT(41) /* Use Process Table */
    501 #define LPCR_EVIRT        PPC_BIT(42) /* Enhanced Virtualisation */
    502 #define LPCR_HR           PPC_BIT(43) /* Host Radix */
    503 #define LPCR_ONL          PPC_BIT(45)
    504 #define LPCR_LD           PPC_BIT(46) /* Large Decrementer */
    505 #define LPCR_P7_PECE0     PPC_BIT(49)
    506 #define LPCR_P7_PECE1     PPC_BIT(50)
    507 #define LPCR_P7_PECE2     PPC_BIT(51)
    508 #define LPCR_P8_PECE0     PPC_BIT(47)
    509 #define LPCR_P8_PECE1     PPC_BIT(48)
    510 #define LPCR_P8_PECE2     PPC_BIT(49)
    511 #define LPCR_P8_PECE3     PPC_BIT(50)
    512 #define LPCR_P8_PECE4     PPC_BIT(51)
    513 /* P9: Power-saving mode Exit Cause Enable (Lower Section) Mask */
    514 #define LPCR_PECE_L_SHIFT (63 - 51)
    515 #define LPCR_PECE_L_MASK  (0x1full << LPCR_PECE_L_SHIFT)
    516 #define LPCR_PDEE         PPC_BIT(47) /* Privileged Doorbell Exit EN */
    517 #define LPCR_HDEE         PPC_BIT(48) /* Hyperv Doorbell Exit Enable */
    518 #define LPCR_EEE          PPC_BIT(49) /* External Exit Enable        */
    519 #define LPCR_DEE          PPC_BIT(50) /* Decrementer Exit Enable     */
    520 #define LPCR_OEE          PPC_BIT(51) /* Other Exit Enable           */
    521 #define LPCR_MER          PPC_BIT(52)
    522 #define LPCR_GTSE         PPC_BIT(53) /* Guest Translation Shootdown */
    523 #define LPCR_TC           PPC_BIT(54)
    524 #define LPCR_HEIC         PPC_BIT(59) /* HV Extern Interrupt Control */
    525 #define LPCR_LPES0        PPC_BIT(60)
    526 #define LPCR_LPES1        PPC_BIT(61)
    527 #define LPCR_RMI          PPC_BIT(62)
    528 #define LPCR_HVICE        PPC_BIT(62) /* HV Virtualisation Int Enable */
    529 #define LPCR_HDICE        PPC_BIT(63)
    530 
    531 /* PSSCR bits */
    532 #define PSSCR_ESL         PPC_BIT(42) /* Enable State Loss */
    533 #define PSSCR_EC          PPC_BIT(43) /* Exit Criterion */
    534 
    535 /* HFSCR bits */
    536 #define HFSCR_MSGP     PPC_BIT(53) /* Privileged Message Send Facilities */
    537 #define HFSCR_IC_MSGP  0xA
    538 
    539 #define DBCR0_ICMP (1 << 27)
    540 #define DBCR0_BRT (1 << 26)
    541 #define DBSR_ICMP (1 << 27)
    542 #define DBSR_BRT (1 << 26)
    543 
    544 /* Hypervisor bit is more specific */
    545 #if defined(TARGET_PPC64)
    546 #define MSR_HVB (1ULL << MSR_HV)
    547 #else
    548 #define MSR_HVB (0ULL)
    549 #endif
    550 
    551 /* DSISR */
    552 #define DSISR_NOPTE              0x40000000
    553 /* Not permitted by access authority of encoded access authority */
    554 #define DSISR_PROTFAULT          0x08000000
    555 #define DSISR_ISSTORE            0x02000000
    556 /* Not permitted by virtual page class key protection */
    557 #define DSISR_AMR                0x00200000
    558 /* Unsupported Radix Tree Configuration */
    559 #define DSISR_R_BADCONFIG        0x00080000
    560 #define DSISR_ATOMIC_RC          0x00040000
    561 /* Unable to translate address of (guest) pde or process/page table entry */
    562 #define DSISR_PRTABLE_FAULT      0x00020000
    563 
    564 /* SRR1 error code fields */
    565 
    566 #define SRR1_NOPTE               DSISR_NOPTE
    567 /* Not permitted due to no-execute or guard bit set */
    568 #define SRR1_NOEXEC_GUARD        0x10000000
    569 #define SRR1_PROTFAULT           DSISR_PROTFAULT
    570 #define SRR1_IAMR                DSISR_AMR
    571 
    572 /* SRR1[42:45] wakeup fields for System Reset Interrupt */
    573 
    574 #define SRR1_WAKEMASK           0x003c0000 /* reason for wakeup */
    575 
    576 #define SRR1_WAKEHMI            0x00280000 /* Hypervisor maintenance */
    577 #define SRR1_WAKEHVI            0x00240000 /* Hypervisor Virt. Interrupt (P9) */
    578 #define SRR1_WAKEEE             0x00200000 /* External interrupt */
    579 #define SRR1_WAKEDEC            0x00180000 /* Decrementer interrupt */
    580 #define SRR1_WAKEDBELL          0x00140000 /* Privileged doorbell */
    581 #define SRR1_WAKERESET          0x00100000 /* System reset */
    582 #define SRR1_WAKEHDBELL         0x000c0000 /* Hypervisor doorbell */
    583 #define SRR1_WAKESCOM           0x00080000 /* SCOM not in power-saving mode */
    584 
    585 /* SRR1[46:47] power-saving exit mode */
    586 
    587 #define SRR1_WAKESTATE          0x00030000 /* Powersave exit mask */
    588 
    589 #define SRR1_WS_HVLOSS          0x00030000 /* HV resources not maintained */
    590 #define SRR1_WS_GPRLOSS         0x00020000 /* GPRs not maintained */
    591 #define SRR1_WS_NOLOSS          0x00010000 /* All resources maintained */
    592 
    593 /* Facility Status and Control (FSCR) bits */
    594 #define FSCR_EBB        (63 - 56) /* Event-Based Branch Facility */
    595 #define FSCR_TAR        (63 - 55) /* Target Address Register */
    596 #define FSCR_SCV        (63 - 51) /* System call vectored */
    597 /* Interrupt cause mask and position in FSCR. HFSCR has the same format */
    598 #define FSCR_IC_MASK    (0xFFULL)
    599 #define FSCR_IC_POS     (63 - 7)
    600 #define FSCR_IC_DSCR_SPR3   2
    601 #define FSCR_IC_PMU         3
    602 #define FSCR_IC_BHRB        4
    603 #define FSCR_IC_TM          5
    604 #define FSCR_IC_EBB         7
    605 #define FSCR_IC_TAR         8
    606 #define FSCR_IC_SCV        12
    607 
    608 /* Exception state register bits definition                                  */
    609 #define ESR_PIL   PPC_BIT(36) /* Illegal Instruction                    */
    610 #define ESR_PPR   PPC_BIT(37) /* Privileged Instruction                 */
    611 #define ESR_PTR   PPC_BIT(38) /* Trap                                   */
    612 #define ESR_FP    PPC_BIT(39) /* Floating-Point Operation               */
    613 #define ESR_ST    PPC_BIT(40) /* Store Operation                        */
    614 #define ESR_AP    PPC_BIT(44) /* Auxiliary Processor Operation          */
    615 #define ESR_PUO   PPC_BIT(45) /* Unimplemented Operation                */
    616 #define ESR_BO    PPC_BIT(46) /* Byte Ordering                          */
    617 #define ESR_PIE   PPC_BIT(47) /* Imprecise exception                    */
    618 #define ESR_DATA  PPC_BIT(53) /* Data Access (Embedded page table)      */
    619 #define ESR_TLBI  PPC_BIT(54) /* TLB Ineligible (Embedded page table)   */
    620 #define ESR_PT    PPC_BIT(55) /* Page Table (Embedded page table)       */
    621 #define ESR_SPV   PPC_BIT(56) /* SPE/VMX operation                      */
    622 #define ESR_EPID  PPC_BIT(57) /* External Process ID operation          */
    623 #define ESR_VLEMI PPC_BIT(58) /* VLE operation                          */
    624 #define ESR_MIF   PPC_BIT(62) /* Misaligned instruction (VLE)           */
    625 
    626 /* Transaction EXception And Summary Register bits                           */
    627 #define TEXASR_FAILURE_PERSISTENT                (63 - 7)
    628 #define TEXASR_DISALLOWED                        (63 - 8)
    629 #define TEXASR_NESTING_OVERFLOW                  (63 - 9)
    630 #define TEXASR_FOOTPRINT_OVERFLOW                (63 - 10)
    631 #define TEXASR_SELF_INDUCED_CONFLICT             (63 - 11)
    632 #define TEXASR_NON_TRANSACTIONAL_CONFLICT        (63 - 12)
    633 #define TEXASR_TRANSACTION_CONFLICT              (63 - 13)
    634 #define TEXASR_TRANSLATION_INVALIDATION_CONFLICT (63 - 14)
    635 #define TEXASR_IMPLEMENTATION_SPECIFIC           (63 - 15)
    636 #define TEXASR_INSTRUCTION_FETCH_CONFLICT        (63 - 16)
    637 #define TEXASR_ABORT                             (63 - 31)
    638 #define TEXASR_SUSPENDED                         (63 - 32)
    639 #define TEXASR_PRIVILEGE_HV                      (63 - 34)
    640 #define TEXASR_PRIVILEGE_PR                      (63 - 35)
    641 #define TEXASR_FAILURE_SUMMARY                   (63 - 36)
    642 #define TEXASR_TFIAR_EXACT                       (63 - 37)
    643 #define TEXASR_ROT                               (63 - 38)
    644 #define TEXASR_TRANSACTION_LEVEL                 (63 - 52) /* 12 bits */
    645 
    646 enum {
    647     POWERPC_FLAG_NONE     = 0x00000000,
    648     /* Flag for MSR bit 25 signification (VRE/SPE)                           */
    649     POWERPC_FLAG_SPE      = 0x00000001,
    650     POWERPC_FLAG_VRE      = 0x00000002,
    651     /* Flag for MSR bit 17 signification (TGPR/CE)                           */
    652     POWERPC_FLAG_TGPR     = 0x00000004,
    653     POWERPC_FLAG_CE       = 0x00000008,
    654     /* Flag for MSR bit 10 signification (SE/DWE/UBLE)                       */
    655     POWERPC_FLAG_SE       = 0x00000010,
    656     POWERPC_FLAG_DWE      = 0x00000020,
    657     POWERPC_FLAG_UBLE     = 0x00000040,
    658     /* Flag for MSR bit 9 signification (BE/DE)                              */
    659     POWERPC_FLAG_BE       = 0x00000080,
    660     POWERPC_FLAG_DE       = 0x00000100,
    661     /* Flag for MSR bit 2 signification (PX/PMM)                             */
    662     POWERPC_FLAG_PX       = 0x00000200,
    663     POWERPC_FLAG_PMM      = 0x00000400,
    664     /* Flag for special features                                             */
    665     /* Decrementer clock                                                     */
    666     POWERPC_FLAG_BUS_CLK  = 0x00020000,
    667     /* Has CFAR                                                              */
    668     POWERPC_FLAG_CFAR     = 0x00040000,
    669     /* Has VSX                                                               */
    670     POWERPC_FLAG_VSX      = 0x00080000,
    671     /* Has Transaction Memory (ISA 2.07)                                     */
    672     POWERPC_FLAG_TM       = 0x00100000,
    673     /* Has SCV (ISA 3.00)                                                    */
    674     POWERPC_FLAG_SCV      = 0x00200000,
    675 };
    676 
    677 /*
    678  * Bits for env->hflags.
    679  *
    680  * Most of these bits overlap with corresponding bits in MSR,
    681  * but some come from other sources.  Those that do come from
    682  * the MSR are validated in hreg_compute_hflags.
    683  */
    684 enum {
    685     HFLAGS_LE = 0,   /* MSR_LE */
    686     HFLAGS_HV = 1,   /* computed from MSR_HV and other state */
    687     HFLAGS_64 = 2,   /* computed from MSR_CE and MSR_SF */
    688     HFLAGS_GTSE = 3, /* computed from SPR_LPCR[GTSE] */
    689     HFLAGS_DR = 4,   /* MSR_DR */
    690     HFLAGS_HR = 5,   /* computed from SPR_LPCR[HR] */
    691     HFLAGS_SPE = 6,  /* from MSR_SPE if cpu has SPE; avoid overlap w/ MSR_VR */
    692     HFLAGS_TM = 8,   /* computed from MSR_TM */
    693     HFLAGS_BE = 9,   /* MSR_BE -- from elsewhere on embedded ppc */
    694     HFLAGS_SE = 10,  /* MSR_SE -- from elsewhere on embedded ppc */
    695     HFLAGS_FP = 13,  /* MSR_FP */
    696     HFLAGS_PR = 14,  /* MSR_PR */
    697     HFLAGS_PMCC0 = 15,  /* MMCR0 PMCC bit 0 */
    698     HFLAGS_PMCC1 = 16,  /* MMCR0 PMCC bit 1 */
    699     HFLAGS_PMCJCE = 17, /* MMCR0 PMCjCE bit */
    700     HFLAGS_PMC_OTHER = 18, /* PMC other than PMC5-6 is enabled */
    701     HFLAGS_INSN_CNT = 19, /* PMU instruction count enabled */
    702     HFLAGS_VSX = 23, /* MSR_VSX if cpu has VSX */
    703     HFLAGS_VR = 25,  /* MSR_VR if cpu has VRE */
    704 
    705     HFLAGS_IMMU_IDX = 26, /* 26..28 -- the composite immu_idx */
    706     HFLAGS_DMMU_IDX = 29, /* 29..31 -- the composite dmmu_idx */
    707 };
    708 
    709 /*****************************************************************************/
    710 /* Floating point status and control register                                */
    711 #define FPSCR_DRN2   PPC_BIT_NR(29) /* Decimal Floating-Point rounding ctrl. */
    712 #define FPSCR_DRN1   PPC_BIT_NR(30) /* Decimal Floating-Point rounding ctrl. */
    713 #define FPSCR_DRN0   PPC_BIT_NR(31) /* Decimal Floating-Point rounding ctrl. */
    714 #define FPSCR_FX     PPC_BIT_NR(32) /* Floating-point exception summary      */
    715 #define FPSCR_FEX    PPC_BIT_NR(33) /* Floating-point enabled exception summ.*/
    716 #define FPSCR_VX     PPC_BIT_NR(34) /* Floating-point invalid op. excp. summ.*/
    717 #define FPSCR_OX     PPC_BIT_NR(35) /* Floating-point overflow exception     */
    718 #define FPSCR_UX     PPC_BIT_NR(36) /* Floating-point underflow exception    */
    719 #define FPSCR_ZX     PPC_BIT_NR(37) /* Floating-point zero divide exception  */
    720 #define FPSCR_XX     PPC_BIT_NR(38) /* Floating-point inexact exception      */
    721 #define FPSCR_VXSNAN PPC_BIT_NR(39) /* Floating-point invalid op. excp (sNan)*/
    722 #define FPSCR_VXISI  PPC_BIT_NR(40) /* Floating-point invalid op. excp (inf) */
    723 #define FPSCR_VXIDI  PPC_BIT_NR(41) /* Floating-point invalid op. excp (inf) */
    724 #define FPSCR_VXZDZ  PPC_BIT_NR(42) /* Floating-point invalid op. excp (zero)*/
    725 #define FPSCR_VXIMZ  PPC_BIT_NR(43) /* Floating-point invalid op. excp (inf) */
    726 #define FPSCR_VXVC   PPC_BIT_NR(44) /* Floating-point invalid op. excp (comp)*/
    727 #define FPSCR_FR     PPC_BIT_NR(45) /* Floating-point fraction rounded       */
    728 #define FPSCR_FI     PPC_BIT_NR(46) /* Floating-point fraction inexact       */
    729 #define FPSCR_C      PPC_BIT_NR(47) /* Floating-point result class descriptor*/
    730 #define FPSCR_FL     PPC_BIT_NR(48) /* Floating-point less than or negative  */
    731 #define FPSCR_FG     PPC_BIT_NR(49) /* Floating-point greater than or neg.   */
    732 #define FPSCR_FE     PPC_BIT_NR(50) /* Floating-point equal or zero          */
    733 #define FPSCR_FU     PPC_BIT_NR(51) /* Floating-point unordered or NaN       */
    734 #define FPSCR_FPCC   PPC_BIT_NR(51) /* Floating-point condition code         */
    735 #define FPSCR_FPRF   PPC_BIT_NR(51) /* Floating-point result flags           */
    736 #define FPSCR_VXSOFT PPC_BIT_NR(53) /* Floating-point invalid op. excp (soft)*/
    737 #define FPSCR_VXSQRT PPC_BIT_NR(54) /* Floating-point invalid op. excp (sqrt)*/
    738 #define FPSCR_VXCVI  PPC_BIT_NR(55) /* Floating-point invalid op. excp (int) */
    739 #define FPSCR_VE     PPC_BIT_NR(56) /* Floating-point invalid op. excp enable*/
    740 #define FPSCR_OE     PPC_BIT_NR(57) /* Floating-point overflow excp. enable  */
    741 #define FPSCR_UE     PPC_BIT_NR(58) /* Floating-point underflow excp. enable */
    742 #define FPSCR_ZE     PPC_BIT_NR(59) /* Floating-point zero divide excp enable*/
    743 #define FPSCR_XE     PPC_BIT_NR(60) /* Floating-point inexact excp. enable   */
    744 #define FPSCR_NI     PPC_BIT_NR(61) /* Floating-point non-IEEE mode          */
    745 #define FPSCR_RN1    PPC_BIT_NR(62)
    746 #define FPSCR_RN0    PPC_BIT_NR(63) /* Floating-point rounding control       */
    747 /* Invalid operation exception summary */
    748 #define FPSCR_IX     ((1 << FPSCR_VXSNAN) | (1 << FPSCR_VXISI)  | \
    749                       (1 << FPSCR_VXIDI)  | (1 << FPSCR_VXZDZ)  | \
    750                       (1 << FPSCR_VXIMZ)  | (1 << FPSCR_VXVC)   | \
    751                       (1 << FPSCR_VXSOFT) | (1 << FPSCR_VXSQRT) | \
    752                       (1 << FPSCR_VXCVI))
    753 
    754 FIELD(FPSCR, FI, FPSCR_FI, 1)
    755 
    756 #define FP_DRN2         (1ull << FPSCR_DRN2)
    757 #define FP_DRN1         (1ull << FPSCR_DRN1)
    758 #define FP_DRN0         (1ull << FPSCR_DRN0)
    759 #define FP_DRN          (FP_DRN2 | FP_DRN1 | FP_DRN0)
    760 #define FP_FX           (1ull << FPSCR_FX)
    761 #define FP_FEX          (1ull << FPSCR_FEX)
    762 #define FP_VX           (1ull << FPSCR_VX)
    763 #define FP_OX           (1ull << FPSCR_OX)
    764 #define FP_UX           (1ull << FPSCR_UX)
    765 #define FP_ZX           (1ull << FPSCR_ZX)
    766 #define FP_XX           (1ull << FPSCR_XX)
    767 #define FP_VXSNAN       (1ull << FPSCR_VXSNAN)
    768 #define FP_VXISI        (1ull << FPSCR_VXISI)
    769 #define FP_VXIDI        (1ull << FPSCR_VXIDI)
    770 #define FP_VXZDZ        (1ull << FPSCR_VXZDZ)
    771 #define FP_VXIMZ        (1ull << FPSCR_VXIMZ)
    772 #define FP_VXVC         (1ull << FPSCR_VXVC)
    773 #define FP_FR           (1ull << FPSCR_FR)
    774 #define FP_FI           (1ull << FPSCR_FI)
    775 #define FP_C            (1ull << FPSCR_C)
    776 #define FP_FL           (1ull << FPSCR_FL)
    777 #define FP_FG           (1ull << FPSCR_FG)
    778 #define FP_FE           (1ull << FPSCR_FE)
    779 #define FP_FU           (1ull << FPSCR_FU)
    780 #define FP_FPCC         (FP_FL | FP_FG | FP_FE | FP_FU)
    781 #define FP_FPRF         (FP_C | FP_FPCC)
    782 #define FP_VXSOFT       (1ull << FPSCR_VXSOFT)
    783 #define FP_VXSQRT       (1ull << FPSCR_VXSQRT)
    784 #define FP_VXCVI        (1ull << FPSCR_VXCVI)
    785 #define FP_VE           (1ull << FPSCR_VE)
    786 #define FP_OE           (1ull << FPSCR_OE)
    787 #define FP_UE           (1ull << FPSCR_UE)
    788 #define FP_ZE           (1ull << FPSCR_ZE)
    789 #define FP_XE           (1ull << FPSCR_XE)
    790 #define FP_NI           (1ull << FPSCR_NI)
    791 #define FP_RN1          (1ull << FPSCR_RN1)
    792 #define FP_RN0          (1ull << FPSCR_RN0)
    793 #define FP_RN           (FP_RN1 | FP_RN0)
    794 
    795 #define FP_ENABLES      (FP_VE | FP_OE | FP_UE | FP_ZE | FP_XE)
    796 #define FP_STATUS       (FP_FR | FP_FI | FP_FPRF)
    797 
    798 /* the exception bits which can be cleared by mcrfs - includes FX */
    799 #define FP_EX_CLEAR_BITS (FP_FX     | FP_OX     | FP_UX     | FP_ZX     | \
    800                           FP_XX     | FP_VXSNAN | FP_VXISI  | FP_VXIDI  | \
    801                           FP_VXZDZ  | FP_VXIMZ  | FP_VXVC   | FP_VXSOFT | \
    802                           FP_VXSQRT | FP_VXCVI)
    803 
    804 /* FPSCR bits that can be set by mtfsf, mtfsfi and mtfsb1 */
    805 #define FPSCR_MTFS_MASK (~(MAKE_64BIT_MASK(36, 28) | PPC_BIT(28) |        \
    806                            FP_FEX | FP_VX | PPC_BIT(52)))
    807 
    808 /*****************************************************************************/
    809 /* Vector status and control register */
    810 #define VSCR_NJ         16 /* Vector non-java */
    811 #define VSCR_SAT        0 /* Vector saturation */
    812 
    813 /*****************************************************************************/
    814 /* BookE e500 MMU registers */
    815 
    816 #define MAS0_NV_SHIFT      0
    817 #define MAS0_NV_MASK       (0xfff << MAS0_NV_SHIFT)
    818 
    819 #define MAS0_WQ_SHIFT      12
    820 #define MAS0_WQ_MASK       (3 << MAS0_WQ_SHIFT)
    821 /* Write TLB entry regardless of reservation */
    822 #define MAS0_WQ_ALWAYS     (0 << MAS0_WQ_SHIFT)
    823 /* Write TLB entry only already in use */
    824 #define MAS0_WQ_COND       (1 << MAS0_WQ_SHIFT)
    825 /* Clear TLB entry */
    826 #define MAS0_WQ_CLR_RSRV   (2 << MAS0_WQ_SHIFT)
    827 
    828 #define MAS0_HES_SHIFT     14
    829 #define MAS0_HES           (1 << MAS0_HES_SHIFT)
    830 
    831 #define MAS0_ESEL_SHIFT    16
    832 #define MAS0_ESEL_MASK     (0xfff << MAS0_ESEL_SHIFT)
    833 
    834 #define MAS0_TLBSEL_SHIFT  28
    835 #define MAS0_TLBSEL_MASK   (3 << MAS0_TLBSEL_SHIFT)
    836 #define MAS0_TLBSEL_TLB0   (0 << MAS0_TLBSEL_SHIFT)
    837 #define MAS0_TLBSEL_TLB1   (1 << MAS0_TLBSEL_SHIFT)
    838 #define MAS0_TLBSEL_TLB2   (2 << MAS0_TLBSEL_SHIFT)
    839 #define MAS0_TLBSEL_TLB3   (3 << MAS0_TLBSEL_SHIFT)
    840 
    841 #define MAS0_ATSEL_SHIFT   31
    842 #define MAS0_ATSEL         (1 << MAS0_ATSEL_SHIFT)
    843 #define MAS0_ATSEL_TLB     0
    844 #define MAS0_ATSEL_LRAT    MAS0_ATSEL
    845 
    846 #define MAS1_TSIZE_SHIFT   7
    847 #define MAS1_TSIZE_MASK    (0x1f << MAS1_TSIZE_SHIFT)
    848 
    849 #define MAS1_TS_SHIFT      12
    850 #define MAS1_TS            (1 << MAS1_TS_SHIFT)
    851 
    852 #define MAS1_IND_SHIFT     13
    853 #define MAS1_IND           (1 << MAS1_IND_SHIFT)
    854 
    855 #define MAS1_TID_SHIFT     16
    856 #define MAS1_TID_MASK      (0x3fff << MAS1_TID_SHIFT)
    857 
    858 #define MAS1_IPROT_SHIFT   30
    859 #define MAS1_IPROT         (1 << MAS1_IPROT_SHIFT)
    860 
    861 #define MAS1_VALID_SHIFT   31
    862 #define MAS1_VALID         0x80000000
    863 
    864 #define MAS2_EPN_SHIFT     12
    865 #define MAS2_EPN_MASK      (~0ULL << MAS2_EPN_SHIFT)
    866 
    867 #define MAS2_ACM_SHIFT     6
    868 #define MAS2_ACM           (1 << MAS2_ACM_SHIFT)
    869 
    870 #define MAS2_VLE_SHIFT     5
    871 #define MAS2_VLE           (1 << MAS2_VLE_SHIFT)
    872 
    873 #define MAS2_W_SHIFT       4
    874 #define MAS2_W             (1 << MAS2_W_SHIFT)
    875 
    876 #define MAS2_I_SHIFT       3
    877 #define MAS2_I             (1 << MAS2_I_SHIFT)
    878 
    879 #define MAS2_M_SHIFT       2
    880 #define MAS2_M             (1 << MAS2_M_SHIFT)
    881 
    882 #define MAS2_G_SHIFT       1
    883 #define MAS2_G             (1 << MAS2_G_SHIFT)
    884 
    885 #define MAS2_E_SHIFT       0
    886 #define MAS2_E             (1 << MAS2_E_SHIFT)
    887 
    888 #define MAS3_RPN_SHIFT     12
    889 #define MAS3_RPN_MASK      (0xfffff << MAS3_RPN_SHIFT)
    890 
    891 #define MAS3_U0                 0x00000200
    892 #define MAS3_U1                 0x00000100
    893 #define MAS3_U2                 0x00000080
    894 #define MAS3_U3                 0x00000040
    895 #define MAS3_UX                 0x00000020
    896 #define MAS3_SX                 0x00000010
    897 #define MAS3_UW                 0x00000008
    898 #define MAS3_SW                 0x00000004
    899 #define MAS3_UR                 0x00000002
    900 #define MAS3_SR                 0x00000001
    901 #define MAS3_SPSIZE_SHIFT       1
    902 #define MAS3_SPSIZE_MASK        (0x3e << MAS3_SPSIZE_SHIFT)
    903 
    904 #define MAS4_TLBSELD_SHIFT      MAS0_TLBSEL_SHIFT
    905 #define MAS4_TLBSELD_MASK       MAS0_TLBSEL_MASK
    906 #define MAS4_TIDSELD_MASK       0x00030000
    907 #define MAS4_TIDSELD_PID0       0x00000000
    908 #define MAS4_TIDSELD_PID1       0x00010000
    909 #define MAS4_TIDSELD_PID2       0x00020000
    910 #define MAS4_TIDSELD_PIDZ       0x00030000
    911 #define MAS4_INDD               0x00008000      /* Default IND */
    912 #define MAS4_TSIZED_SHIFT       MAS1_TSIZE_SHIFT
    913 #define MAS4_TSIZED_MASK        MAS1_TSIZE_MASK
    914 #define MAS4_ACMD               0x00000040
    915 #define MAS4_VLED               0x00000020
    916 #define MAS4_WD                 0x00000010
    917 #define MAS4_ID                 0x00000008
    918 #define MAS4_MD                 0x00000004
    919 #define MAS4_GD                 0x00000002
    920 #define MAS4_ED                 0x00000001
    921 #define MAS4_WIMGED_MASK        0x0000001f      /* Default WIMGE */
    922 #define MAS4_WIMGED_SHIFT       0
    923 
    924 #define MAS5_SGS                0x80000000
    925 #define MAS5_SLPID_MASK         0x00000fff
    926 
    927 #define MAS6_SPID0              0x3fff0000
    928 #define MAS6_SPID1              0x00007ffe
    929 #define MAS6_ISIZE(x)           MAS1_TSIZE(x)
    930 #define MAS6_SAS                0x00000001
    931 #define MAS6_SPID               MAS6_SPID0
    932 #define MAS6_SIND               0x00000002      /* Indirect page */
    933 #define MAS6_SIND_SHIFT         1
    934 #define MAS6_SPID_MASK          0x3fff0000
    935 #define MAS6_SPID_SHIFT         16
    936 #define MAS6_ISIZE_MASK         0x00000f80
    937 #define MAS6_ISIZE_SHIFT        7
    938 
    939 #define MAS7_RPN                0xffffffff
    940 
    941 #define MAS8_TGS                0x80000000
    942 #define MAS8_VF                 0x40000000
    943 #define MAS8_TLBPID             0x00000fff
    944 
    945 /* Bit definitions for MMUCFG */
    946 #define MMUCFG_MAVN     0x00000003      /* MMU Architecture Version Number */
    947 #define MMUCFG_MAVN_V1  0x00000000      /* v1.0 */
    948 #define MMUCFG_MAVN_V2  0x00000001      /* v2.0 */
    949 #define MMUCFG_NTLBS    0x0000000c      /* Number of TLBs */
    950 #define MMUCFG_PIDSIZE  0x000007c0      /* PID Reg Size */
    951 #define MMUCFG_TWC      0x00008000      /* TLB Write Conditional (v2.0) */
    952 #define MMUCFG_LRAT     0x00010000      /* LRAT Supported (v2.0) */
    953 #define MMUCFG_RASIZE   0x00fe0000      /* Real Addr Size */
    954 #define MMUCFG_LPIDSIZE 0x0f000000      /* LPID Reg Size */
    955 
    956 /* Bit definitions for MMUCSR0 */
    957 #define MMUCSR0_TLB1FI  0x00000002      /* TLB1 Flash invalidate */
    958 #define MMUCSR0_TLB0FI  0x00000004      /* TLB0 Flash invalidate */
    959 #define MMUCSR0_TLB2FI  0x00000040      /* TLB2 Flash invalidate */
    960 #define MMUCSR0_TLB3FI  0x00000020      /* TLB3 Flash invalidate */
    961 #define MMUCSR0_TLBFI   (MMUCSR0_TLB0FI | MMUCSR0_TLB1FI | \
    962                          MMUCSR0_TLB2FI | MMUCSR0_TLB3FI)
    963 #define MMUCSR0_TLB0PS  0x00000780      /* TLB0 Page Size */
    964 #define MMUCSR0_TLB1PS  0x00007800      /* TLB1 Page Size */
    965 #define MMUCSR0_TLB2PS  0x00078000      /* TLB2 Page Size */
    966 #define MMUCSR0_TLB3PS  0x00780000      /* TLB3 Page Size */
    967 
    968 /* TLBnCFG encoding */
    969 #define TLBnCFG_N_ENTRY         0x00000fff      /* number of entries */
    970 #define TLBnCFG_HES             0x00002000      /* HW select supported */
    971 #define TLBnCFG_AVAIL           0x00004000      /* variable page size */
    972 #define TLBnCFG_IPROT           0x00008000      /* IPROT supported */
    973 #define TLBnCFG_GTWE            0x00010000      /* Guest can write */
    974 #define TLBnCFG_IND             0x00020000      /* IND entries supported */
    975 #define TLBnCFG_PT              0x00040000      /* Can load from page table */
    976 #define TLBnCFG_MINSIZE         0x00f00000      /* Minimum Page Size (v1.0) */
    977 #define TLBnCFG_MINSIZE_SHIFT   20
    978 #define TLBnCFG_MAXSIZE         0x000f0000      /* Maximum Page Size (v1.0) */
    979 #define TLBnCFG_MAXSIZE_SHIFT   16
    980 #define TLBnCFG_ASSOC           0xff000000      /* Associativity */
    981 #define TLBnCFG_ASSOC_SHIFT     24
    982 
    983 /* TLBnPS encoding */
    984 #define TLBnPS_4K               0x00000004
    985 #define TLBnPS_8K               0x00000008
    986 #define TLBnPS_16K              0x00000010
    987 #define TLBnPS_32K              0x00000020
    988 #define TLBnPS_64K              0x00000040
    989 #define TLBnPS_128K             0x00000080
    990 #define TLBnPS_256K             0x00000100
    991 #define TLBnPS_512K             0x00000200
    992 #define TLBnPS_1M               0x00000400
    993 #define TLBnPS_2M               0x00000800
    994 #define TLBnPS_4M               0x00001000
    995 #define TLBnPS_8M               0x00002000
    996 #define TLBnPS_16M              0x00004000
    997 #define TLBnPS_32M              0x00008000
    998 #define TLBnPS_64M              0x00010000
    999 #define TLBnPS_128M             0x00020000
   1000 #define TLBnPS_256M             0x00040000
   1001 #define TLBnPS_512M             0x00080000
   1002 #define TLBnPS_1G               0x00100000
   1003 #define TLBnPS_2G               0x00200000
   1004 #define TLBnPS_4G               0x00400000
   1005 #define TLBnPS_8G               0x00800000
   1006 #define TLBnPS_16G              0x01000000
   1007 #define TLBnPS_32G              0x02000000
   1008 #define TLBnPS_64G              0x04000000
   1009 #define TLBnPS_128G             0x08000000
   1010 #define TLBnPS_256G             0x10000000
   1011 
   1012 /* tlbilx action encoding */
   1013 #define TLBILX_T_ALL                    0
   1014 #define TLBILX_T_TID                    1
   1015 #define TLBILX_T_FULLMATCH              3
   1016 #define TLBILX_T_CLASS0                 4
   1017 #define TLBILX_T_CLASS1                 5
   1018 #define TLBILX_T_CLASS2                 6
   1019 #define TLBILX_T_CLASS3                 7
   1020 
   1021 /* BookE 2.06 helper defines */
   1022 
   1023 #define BOOKE206_FLUSH_TLB0    (1 << 0)
   1024 #define BOOKE206_FLUSH_TLB1    (1 << 1)
   1025 #define BOOKE206_FLUSH_TLB2    (1 << 2)
   1026 #define BOOKE206_FLUSH_TLB3    (1 << 3)
   1027 
   1028 /* number of possible TLBs */
   1029 #define BOOKE206_MAX_TLBN      4
   1030 
   1031 #define EPID_EPID_SHIFT 0x0
   1032 #define EPID_EPID 0xFF
   1033 #define EPID_ELPID_SHIFT 0x10
   1034 #define EPID_ELPID 0x3F0000
   1035 #define EPID_EGS 0x20000000
   1036 #define EPID_EGS_SHIFT 29
   1037 #define EPID_EAS 0x40000000
   1038 #define EPID_EAS_SHIFT 30
   1039 #define EPID_EPR 0x80000000
   1040 #define EPID_EPR_SHIFT 31
   1041 /* We don't support EGS and ELPID */
   1042 #define EPID_MASK (EPID_EPID | EPID_EAS | EPID_EPR)
   1043 
   1044 /*****************************************************************************/
   1045 /* Server and Embedded Processor Control */
   1046 
   1047 #define DBELL_TYPE_SHIFT               27
   1048 #define DBELL_TYPE_MASK                (0x1f << DBELL_TYPE_SHIFT)
   1049 #define DBELL_TYPE_DBELL               (0x00 << DBELL_TYPE_SHIFT)
   1050 #define DBELL_TYPE_DBELL_CRIT          (0x01 << DBELL_TYPE_SHIFT)
   1051 #define DBELL_TYPE_G_DBELL             (0x02 << DBELL_TYPE_SHIFT)
   1052 #define DBELL_TYPE_G_DBELL_CRIT        (0x03 << DBELL_TYPE_SHIFT)
   1053 #define DBELL_TYPE_G_DBELL_MC          (0x04 << DBELL_TYPE_SHIFT)
   1054 
   1055 #define DBELL_TYPE_DBELL_SERVER        (0x05 << DBELL_TYPE_SHIFT)
   1056 
   1057 #define DBELL_BRDCAST                  PPC_BIT(37)
   1058 #define DBELL_LPIDTAG_SHIFT            14
   1059 #define DBELL_LPIDTAG_MASK             (0xfff << DBELL_LPIDTAG_SHIFT)
   1060 #define DBELL_PIRTAG_MASK              0x3fff
   1061 
   1062 #define DBELL_PROCIDTAG_MASK           PPC_BITMASK(44, 63)
   1063 
   1064 #define PPC_PAGE_SIZES_MAX_SZ   8
   1065 
   1066 struct ppc_radix_page_info {
   1067     uint32_t count;
   1068     uint32_t entries[PPC_PAGE_SIZES_MAX_SZ];
   1069 };
   1070 
   1071 /*****************************************************************************/
   1072 /* The whole PowerPC CPU context */
   1073 
   1074 /*
   1075  * PowerPC needs eight modes for different hypervisor/supervisor/guest
   1076  * + real/paged mode combinations. The other two modes are for
   1077  * external PID load/store.
   1078  */
   1079 #define PPC_TLB_EPID_LOAD 8
   1080 #define PPC_TLB_EPID_STORE 9
   1081 
   1082 #define PPC_CPU_OPCODES_LEN          0x40
   1083 #define PPC_CPU_INDIRECT_OPCODES_LEN 0x20
   1084 
   1085 struct CPUArchState {
   1086     /* Most commonly used resources during translated code execution first */
   1087     target_ulong gpr[32];  /* general purpose registers */
   1088     target_ulong gprh[32]; /* storage for GPR MSB, used by the SPE extension */
   1089     target_ulong lr;
   1090     target_ulong ctr;
   1091     uint32_t crf[8];       /* condition register */
   1092 #if defined(TARGET_PPC64)
   1093     target_ulong cfar;
   1094 #endif
   1095     target_ulong xer;      /* XER (with SO, OV, CA split out) */
   1096     target_ulong so;
   1097     target_ulong ov;
   1098     target_ulong ca;
   1099     target_ulong ov32;
   1100     target_ulong ca32;
   1101 
   1102     target_ulong reserve_addr; /* Reservation address */
   1103     target_ulong reserve_val;  /* Reservation value */
   1104     target_ulong reserve_val2;
   1105 
   1106     /* These are used in supervisor mode only */
   1107     target_ulong msr;      /* machine state register */
   1108     target_ulong tgpr[4];  /* temporary general purpose registers, */
   1109                            /* used to speed-up TLB assist handlers */
   1110 
   1111     target_ulong nip;      /* next instruction pointer */
   1112     uint64_t retxh;        /* high part of 128-bit helper return */
   1113 
   1114     /* when a memory exception occurs, the access type is stored here */
   1115     int access_type;
   1116 
   1117 #if !defined(CONFIG_USER_ONLY)
   1118     /* MMU context, only relevant for full system emulation */
   1119 #if defined(TARGET_PPC64)
   1120     ppc_slb_t slb[MAX_SLB_ENTRIES]; /* PowerPC 64 SLB area */
   1121 #endif
   1122     target_ulong sr[32];   /* segment registers */
   1123     uint32_t nb_BATs;      /* number of BATs */
   1124     target_ulong DBAT[2][8];
   1125     target_ulong IBAT[2][8];
   1126     /* PowerPC TLB registers (for 4xx, e500 and 60x software driven TLBs) */
   1127     int32_t nb_tlb;  /* Total number of TLB */
   1128     int tlb_per_way; /* Speed-up helper: used to avoid divisions at run time */
   1129     int nb_ways;     /* Number of ways in the TLB set */
   1130     int last_way;    /* Last used way used to allocate TLB in a LRU way */
   1131     int id_tlbs;     /* If 1, MMU has separated TLBs for instructions & data */
   1132     int nb_pids;     /* Number of available PID registers */
   1133     int tlb_type;    /* Type of TLB we're dealing with */
   1134     ppc_tlb_t tlb;   /* TLB is optional. Allocate them only if needed */
   1135     bool tlb_dirty;  /* Set to non-zero when modifying TLB */
   1136     bool kvm_sw_tlb; /* non-zero if KVM SW TLB API is active */
   1137     uint32_t tlb_need_flush; /* Delayed flush needed */
   1138 #define TLB_NEED_LOCAL_FLUSH   0x1
   1139 #define TLB_NEED_GLOBAL_FLUSH  0x2
   1140 #endif
   1141 
   1142     /* Other registers */
   1143     target_ulong spr[1024]; /* special purpose registers */
   1144     ppc_spr_t spr_cb[1024];
   1145     /* Composite status for PMC[1-6] enabled and counting insns or cycles. */
   1146     uint8_t pmc_ins_cnt;
   1147     uint8_t pmc_cyc_cnt;
   1148     /* Vector status and control register, minus VSCR_SAT */
   1149     uint32_t vscr;
   1150     /* VSX registers (including FP and AVR) */
   1151     ppc_vsr_t vsr[64] QEMU_ALIGNED(16);
   1152     /* Non-zero if and only if VSCR_SAT should be set */
   1153     ppc_vsr_t vscr_sat QEMU_ALIGNED(16);
   1154     /* SPE registers */
   1155     uint64_t spe_acc;
   1156     uint32_t spe_fscr;
   1157     /* SPE and Altivec share status as they'll never be used simultaneously */
   1158     float_status vec_status;
   1159     float_status fp_status; /* Floating point execution context */
   1160     target_ulong fpscr;     /* Floating point status and control register */
   1161 
   1162     /* Internal devices resources */
   1163     ppc_tb_t *tb_env;      /* Time base and decrementer */
   1164     ppc_dcr_t *dcr_env;    /* Device control registers */
   1165 
   1166     int dcache_line_size;
   1167     int icache_line_size;
   1168 
   1169     /* These resources are used during exception processing */
   1170     /* CPU model definition */
   1171     target_ulong msr_mask;
   1172     powerpc_mmu_t mmu_model;
   1173     powerpc_excp_t excp_model;
   1174     powerpc_input_t bus_model;
   1175     int bfd_mach;
   1176     uint32_t flags;
   1177     uint64_t insns_flags;
   1178     uint64_t insns_flags2;
   1179 
   1180     int error_code;
   1181     uint32_t pending_interrupts;
   1182 #if !defined(CONFIG_USER_ONLY)
   1183     /*
   1184      * This is the IRQ controller, which is implementation dependent and only
   1185      * relevant when emulating a complete machine. Note that this isn't used
   1186      * by recent Book3s compatible CPUs (POWER7 and newer).
   1187      */
   1188     uint32_t irq_input_state;
   1189 
   1190     target_ulong excp_vectors[POWERPC_EXCP_NB]; /* Exception vectors */
   1191     target_ulong excp_prefix;
   1192     target_ulong ivor_mask;
   1193     target_ulong ivpr_mask;
   1194     target_ulong hreset_vector;
   1195     hwaddr mpic_iack;
   1196     bool mpic_proxy;  /* true if the external proxy facility mode is enabled */
   1197     bool has_hv_mode; /* set when the processor has an HV mode, thus HV priv */
   1198                       /* instructions and SPRs are diallowed if MSR:HV is 0 */
   1199     /*
   1200      * On P7/P8/P9, set when in PM state so we need to handle resume in a
   1201      * special way (such as routing some resume causes to 0x100, i.e. sreset).
   1202      */
   1203     bool resume_as_sreset;
   1204 #endif
   1205 
   1206     /* These resources are used only in TCG */
   1207     uint32_t hflags;
   1208     target_ulong hflags_compat_nmsr; /* for migration compatibility */
   1209 
   1210     /* Power management */
   1211     int (*check_pow)(CPUPPCState *env);
   1212 
   1213 #if !defined(CONFIG_USER_ONLY)
   1214     void *load_info;  /* holds boot loading state */
   1215 #endif
   1216 
   1217     /* booke timers */
   1218 
   1219     /*
   1220      * Specifies bit locations of the Time Base used to signal a fixed timer
   1221      * exception on a transition from 0 to 1 (watchdog or fixed-interval timer)
   1222      *
   1223      * 0 selects the least significant bit, 63 selects the most significant bit
   1224      */
   1225     uint8_t fit_period[4];
   1226     uint8_t wdt_period[4];
   1227 
   1228     /* Transactional memory state */
   1229     target_ulong tm_gpr[32];
   1230     ppc_avr_t tm_vsr[64];
   1231     uint64_t tm_cr;
   1232     uint64_t tm_lr;
   1233     uint64_t tm_ctr;
   1234     uint64_t tm_fpscr;
   1235     uint64_t tm_amr;
   1236     uint64_t tm_ppr;
   1237     uint64_t tm_vrsave;
   1238     uint32_t tm_vscr;
   1239     uint64_t tm_dscr;
   1240     uint64_t tm_tar;
   1241 
   1242     /*
   1243      * Timers used to fire performance monitor alerts
   1244      * when counting cycles.
   1245      */
   1246     QEMUTimer *pmu_cyc_overflow_timers[PMU_COUNTERS_NUM];
   1247 
   1248     /*
   1249      * PMU base time value used by the PMU to calculate
   1250      * running cycles.
   1251      */
   1252     uint64_t pmu_base_time;
   1253 };
   1254 
   1255 #define SET_FIT_PERIOD(a_, b_, c_, d_)          \
   1256 do {                                            \
   1257     env->fit_period[0] = (a_);                  \
   1258     env->fit_period[1] = (b_);                  \
   1259     env->fit_period[2] = (c_);                  \
   1260     env->fit_period[3] = (d_);                  \
   1261  } while (0)
   1262 
   1263 #define SET_WDT_PERIOD(a_, b_, c_, d_)          \
   1264 do {                                            \
   1265     env->wdt_period[0] = (a_);                  \
   1266     env->wdt_period[1] = (b_);                  \
   1267     env->wdt_period[2] = (c_);                  \
   1268     env->wdt_period[3] = (d_);                  \
   1269  } while (0)
   1270 
   1271 typedef struct PPCVirtualHypervisor PPCVirtualHypervisor;
   1272 typedef struct PPCVirtualHypervisorClass PPCVirtualHypervisorClass;
   1273 
   1274 /**
   1275  * PowerPCCPU:
   1276  * @env: #CPUPPCState
   1277  * @vcpu_id: vCPU identifier given to KVM
   1278  * @compat_pvr: Current logical PVR, zero if in "raw" mode
   1279  *
   1280  * A PowerPC CPU.
   1281  */
   1282 struct ArchCPU {
   1283     /*< private >*/
   1284     CPUState parent_obj;
   1285     /*< public >*/
   1286 
   1287     CPUNegativeOffsetState neg;
   1288     CPUPPCState env;
   1289 
   1290     int vcpu_id;
   1291     uint32_t compat_pvr;
   1292     PPCVirtualHypervisor *vhyp;
   1293     void *machine_data;
   1294     int32_t node_id; /* NUMA node this CPU belongs to */
   1295     PPCHash64Options *hash64_opts;
   1296 
   1297     /* Those resources are used only during code translation */
   1298     /* opcode handlers */
   1299     opc_handler_t *opcodes[PPC_CPU_OPCODES_LEN];
   1300 
   1301     /* Fields related to migration compatibility hacks */
   1302     bool pre_2_8_migration;
   1303     target_ulong mig_msr_mask;
   1304     uint64_t mig_insns_flags;
   1305     uint64_t mig_insns_flags2;
   1306     uint32_t mig_nb_BATs;
   1307     bool pre_2_10_migration;
   1308     bool pre_3_0_migration;
   1309     int32_t mig_slb_nr;
   1310 };
   1311 
   1312 
   1313 PowerPCCPUClass *ppc_cpu_class_by_pvr(uint32_t pvr);
   1314 PowerPCCPUClass *ppc_cpu_class_by_pvr_mask(uint32_t pvr);
   1315 PowerPCCPUClass *ppc_cpu_get_family_class(PowerPCCPUClass *pcc);
   1316 
   1317 #ifndef CONFIG_USER_ONLY
   1318 struct PPCVirtualHypervisorClass {
   1319     InterfaceClass parent;
   1320     bool (*cpu_in_nested)(PowerPCCPU *cpu);
   1321     void (*deliver_hv_excp)(PowerPCCPU *cpu, int excp);
   1322     void (*hypercall)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
   1323     hwaddr (*hpt_mask)(PPCVirtualHypervisor *vhyp);
   1324     const ppc_hash_pte64_t *(*map_hptes)(PPCVirtualHypervisor *vhyp,
   1325                                          hwaddr ptex, int n);
   1326     void (*unmap_hptes)(PPCVirtualHypervisor *vhyp,
   1327                         const ppc_hash_pte64_t *hptes,
   1328                         hwaddr ptex, int n);
   1329     void (*hpte_set_c)(PPCVirtualHypervisor *vhyp, hwaddr ptex, uint64_t pte1);
   1330     void (*hpte_set_r)(PPCVirtualHypervisor *vhyp, hwaddr ptex, uint64_t pte1);
   1331     bool (*get_pate)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
   1332                      target_ulong lpid, ppc_v3_pate_t *entry);
   1333     target_ulong (*encode_hpt_for_kvm_pr)(PPCVirtualHypervisor *vhyp);
   1334     void (*cpu_exec_enter)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
   1335     void (*cpu_exec_exit)(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu);
   1336 };
   1337 
   1338 #define TYPE_PPC_VIRTUAL_HYPERVISOR "ppc-virtual-hypervisor"
   1339 DECLARE_OBJ_CHECKERS(PPCVirtualHypervisor, PPCVirtualHypervisorClass,
   1340                      PPC_VIRTUAL_HYPERVISOR, TYPE_PPC_VIRTUAL_HYPERVISOR)
   1341 
   1342 static inline bool vhyp_cpu_in_nested(PowerPCCPU *cpu)
   1343 {
   1344     return PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp)->cpu_in_nested(cpu);
   1345 }
   1346 #endif /* CONFIG_USER_ONLY */
   1347 
   1348 void ppc_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
   1349 hwaddr ppc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
   1350 int ppc_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
   1351 int ppc_cpu_gdb_read_register_apple(CPUState *cpu, GByteArray *buf, int reg);
   1352 int ppc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
   1353 int ppc_cpu_gdb_write_register_apple(CPUState *cpu, uint8_t *buf, int reg);
   1354 #ifndef CONFIG_USER_ONLY
   1355 void ppc_gdb_gen_spr_xml(PowerPCCPU *cpu);
   1356 const char *ppc_gdb_get_dynamic_xml(CPUState *cs, const char *xml_name);
   1357 #endif
   1358 int ppc64_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
   1359                                int cpuid, DumpState *s);
   1360 int ppc32_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
   1361                                int cpuid, DumpState *s);
   1362 #ifndef CONFIG_USER_ONLY
   1363 void ppc_maybe_interrupt(CPUPPCState *env);
   1364 void ppc_cpu_do_interrupt(CPUState *cpu);
   1365 bool ppc_cpu_exec_interrupt(CPUState *cpu, int int_req);
   1366 void ppc_cpu_do_system_reset(CPUState *cs);
   1367 void ppc_cpu_do_fwnmi_machine_check(CPUState *cs, target_ulong vector);
   1368 extern const VMStateDescription vmstate_ppc_cpu;
   1369 #endif
   1370 
   1371 /*****************************************************************************/
   1372 void ppc_translate_init(void);
   1373 
   1374 #if !defined(CONFIG_USER_ONLY)
   1375 void ppc_store_sdr1(CPUPPCState *env, target_ulong value);
   1376 void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val);
   1377 #endif /* !defined(CONFIG_USER_ONLY) */
   1378 void ppc_store_msr(CPUPPCState *env, target_ulong value);
   1379 
   1380 void ppc_cpu_list(void);
   1381 
   1382 /* Time-base and decrementer management */
   1383 #ifndef NO_CPU_IO_DEFS
   1384 uint64_t cpu_ppc_load_tbl(CPUPPCState *env);
   1385 uint32_t cpu_ppc_load_tbu(CPUPPCState *env);
   1386 void cpu_ppc_store_tbu(CPUPPCState *env, uint32_t value);
   1387 void cpu_ppc_store_tbl(CPUPPCState *env, uint32_t value);
   1388 uint64_t cpu_ppc_load_atbl(CPUPPCState *env);
   1389 uint32_t cpu_ppc_load_atbu(CPUPPCState *env);
   1390 void cpu_ppc_store_atbl(CPUPPCState *env, uint32_t value);
   1391 void cpu_ppc_store_atbu(CPUPPCState *env, uint32_t value);
   1392 uint64_t cpu_ppc_load_vtb(CPUPPCState *env);
   1393 void cpu_ppc_store_vtb(CPUPPCState *env, uint64_t value);
   1394 bool ppc_decr_clear_on_delivery(CPUPPCState *env);
   1395 target_ulong cpu_ppc_load_decr(CPUPPCState *env);
   1396 void cpu_ppc_store_decr(CPUPPCState *env, target_ulong value);
   1397 target_ulong cpu_ppc_load_hdecr(CPUPPCState *env);
   1398 void cpu_ppc_store_hdecr(CPUPPCState *env, target_ulong value);
   1399 void cpu_ppc_store_tbu40(CPUPPCState *env, uint64_t value);
   1400 uint64_t cpu_ppc_load_purr(CPUPPCState *env);
   1401 void cpu_ppc_store_purr(CPUPPCState *env, uint64_t value);
   1402 #if !defined(CONFIG_USER_ONLY)
   1403 target_ulong load_40x_pit(CPUPPCState *env);
   1404 void store_40x_pit(CPUPPCState *env, target_ulong val);
   1405 void store_40x_dbcr0(CPUPPCState *env, uint32_t val);
   1406 void store_40x_sler(CPUPPCState *env, uint32_t val);
   1407 void store_40x_tcr(CPUPPCState *env, target_ulong val);
   1408 void store_40x_tsr(CPUPPCState *env, target_ulong val);
   1409 void store_booke_tcr(CPUPPCState *env, target_ulong val);
   1410 void store_booke_tsr(CPUPPCState *env, target_ulong val);
   1411 void ppc_tlb_invalidate_all(CPUPPCState *env);
   1412 void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr);
   1413 void cpu_ppc_set_vhyp(PowerPCCPU *cpu, PPCVirtualHypervisor *vhyp);
   1414 int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb,
   1415                             hwaddr *raddrp, target_ulong address,
   1416                             uint32_t pid);
   1417 int ppcemb_tlb_check(CPUPPCState *env, ppcemb_tlb_t *tlb,
   1418                             hwaddr *raddrp,
   1419                             target_ulong address, uint32_t pid, int ext,
   1420                             int i);
   1421 hwaddr booke206_tlb_to_page_size(CPUPPCState *env,
   1422                                         ppcmas_tlb_t *tlb);
   1423 #endif
   1424 #endif
   1425 
   1426 void ppc_store_fpscr(CPUPPCState *env, target_ulong val);
   1427 void helper_hfscr_facility_check(CPUPPCState *env, uint32_t bit,
   1428                                  const char *caller, uint32_t cause);
   1429 
   1430 static inline uint64_t ppc_dump_gpr(CPUPPCState *env, int gprn)
   1431 {
   1432     uint64_t gprv;
   1433 
   1434     gprv = env->gpr[gprn];
   1435     if (env->flags & POWERPC_FLAG_SPE) {
   1436         /*
   1437          * If the CPU implements the SPE extension, we have to get the
   1438          * high bits of the GPR from the gprh storage area
   1439          */
   1440         gprv &= 0xFFFFFFFFULL;
   1441         gprv |= (uint64_t)env->gprh[gprn] << 32;
   1442     }
   1443 
   1444     return gprv;
   1445 }
   1446 
   1447 /* Device control registers */
   1448 int ppc_dcr_read(ppc_dcr_t *dcr_env, int dcrn, uint32_t *valp);
   1449 int ppc_dcr_write(ppc_dcr_t *dcr_env, int dcrn, uint32_t val);
   1450 
   1451 #define POWERPC_CPU_TYPE_SUFFIX "-" TYPE_POWERPC_CPU
   1452 #define POWERPC_CPU_TYPE_NAME(model) model POWERPC_CPU_TYPE_SUFFIX
   1453 #define CPU_RESOLVING_TYPE TYPE_POWERPC_CPU
   1454 
   1455 #define cpu_list ppc_cpu_list
   1456 
   1457 /* MMU modes definitions */
   1458 #define MMU_USER_IDX 0
   1459 static inline int cpu_mmu_index(CPUPPCState *env, bool ifetch)
   1460 {
   1461 #ifdef CONFIG_USER_ONLY
   1462     return MMU_USER_IDX;
   1463 #else
   1464     return (env->hflags >> (ifetch ? HFLAGS_IMMU_IDX : HFLAGS_DMMU_IDX)) & 7;
   1465 #endif
   1466 }
   1467 
   1468 /* Compatibility modes */
   1469 #if defined(TARGET_PPC64)
   1470 bool ppc_check_compat(PowerPCCPU *cpu, uint32_t compat_pvr,
   1471                       uint32_t min_compat_pvr, uint32_t max_compat_pvr);
   1472 bool ppc_type_check_compat(const char *cputype, uint32_t compat_pvr,
   1473                            uint32_t min_compat_pvr, uint32_t max_compat_pvr);
   1474 
   1475 int ppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr, Error **errp);
   1476 
   1477 #if !defined(CONFIG_USER_ONLY)
   1478 int ppc_set_compat_all(uint32_t compat_pvr, Error **errp);
   1479 #endif
   1480 int ppc_compat_max_vthreads(PowerPCCPU *cpu);
   1481 void ppc_compat_add_property(Object *obj, const char *name,
   1482                              uint32_t *compat_pvr, const char *basedesc);
   1483 #endif /* defined(TARGET_PPC64) */
   1484 
   1485 #include "exec/cpu-all.h"
   1486 
   1487 /*****************************************************************************/
   1488 /* CRF definitions */
   1489 #define CRF_LT_BIT    3
   1490 #define CRF_GT_BIT    2
   1491 #define CRF_EQ_BIT    1
   1492 #define CRF_SO_BIT    0
   1493 #define CRF_LT        (1 << CRF_LT_BIT)
   1494 #define CRF_GT        (1 << CRF_GT_BIT)
   1495 #define CRF_EQ        (1 << CRF_EQ_BIT)
   1496 #define CRF_SO        (1 << CRF_SO_BIT)
   1497 /* For SPE extensions */
   1498 #define CRF_CH        (1 << CRF_LT_BIT)
   1499 #define CRF_CL        (1 << CRF_GT_BIT)
   1500 #define CRF_CH_OR_CL  (1 << CRF_EQ_BIT)
   1501 #define CRF_CH_AND_CL (1 << CRF_SO_BIT)
   1502 
   1503 /* XER definitions */
   1504 #define XER_SO  31
   1505 #define XER_OV  30
   1506 #define XER_CA  29
   1507 #define XER_OV32  19
   1508 #define XER_CA32  18
   1509 #define XER_CMP  8
   1510 #define XER_BC   0
   1511 #define xer_so  (env->so)
   1512 #define xer_cmp ((env->xer >> XER_CMP) & 0xFF)
   1513 #define xer_bc  ((env->xer >> XER_BC)  & 0x7F)
   1514 
   1515 /* SPR definitions */
   1516 #define SPR_MQ                (0x000)
   1517 #define SPR_XER               (0x001)
   1518 #define SPR_LR                (0x008)
   1519 #define SPR_CTR               (0x009)
   1520 #define SPR_UAMR              (0x00D)
   1521 #define SPR_DSCR              (0x011)
   1522 #define SPR_DSISR             (0x012)
   1523 #define SPR_DAR               (0x013)
   1524 #define SPR_DECR              (0x016)
   1525 #define SPR_SDR1              (0x019)
   1526 #define SPR_SRR0              (0x01A)
   1527 #define SPR_SRR1              (0x01B)
   1528 #define SPR_CFAR              (0x01C)
   1529 #define SPR_AMR               (0x01D)
   1530 #define SPR_ACOP              (0x01F)
   1531 #define SPR_BOOKE_PID         (0x030)
   1532 #define SPR_BOOKS_PID         (0x030)
   1533 #define SPR_BOOKE_DECAR       (0x036)
   1534 #define SPR_BOOKE_CSRR0       (0x03A)
   1535 #define SPR_BOOKE_CSRR1       (0x03B)
   1536 #define SPR_BOOKE_DEAR        (0x03D)
   1537 #define SPR_IAMR              (0x03D)
   1538 #define SPR_BOOKE_ESR         (0x03E)
   1539 #define SPR_BOOKE_IVPR        (0x03F)
   1540 #define SPR_MPC_EIE           (0x050)
   1541 #define SPR_MPC_EID           (0x051)
   1542 #define SPR_MPC_NRI           (0x052)
   1543 #define SPR_TFHAR             (0x080)
   1544 #define SPR_TFIAR             (0x081)
   1545 #define SPR_TEXASR            (0x082)
   1546 #define SPR_TEXASRU           (0x083)
   1547 #define SPR_UCTRL             (0x088)
   1548 #define SPR_TIDR              (0x090)
   1549 #define SPR_MPC_CMPA          (0x090)
   1550 #define SPR_MPC_CMPB          (0x091)
   1551 #define SPR_MPC_CMPC          (0x092)
   1552 #define SPR_MPC_CMPD          (0x093)
   1553 #define SPR_MPC_ECR           (0x094)
   1554 #define SPR_MPC_DER           (0x095)
   1555 #define SPR_MPC_COUNTA        (0x096)
   1556 #define SPR_MPC_COUNTB        (0x097)
   1557 #define SPR_CTRL              (0x098)
   1558 #define SPR_MPC_CMPE          (0x098)
   1559 #define SPR_MPC_CMPF          (0x099)
   1560 #define SPR_FSCR              (0x099)
   1561 #define SPR_MPC_CMPG          (0x09A)
   1562 #define SPR_MPC_CMPH          (0x09B)
   1563 #define SPR_MPC_LCTRL1        (0x09C)
   1564 #define SPR_MPC_LCTRL2        (0x09D)
   1565 #define SPR_UAMOR             (0x09D)
   1566 #define SPR_MPC_ICTRL         (0x09E)
   1567 #define SPR_MPC_BAR           (0x09F)
   1568 #define SPR_PSPB              (0x09F)
   1569 #define SPR_DPDES             (0x0B0)
   1570 #define SPR_DAWR0             (0x0B4)
   1571 #define SPR_RPR               (0x0BA)
   1572 #define SPR_CIABR             (0x0BB)
   1573 #define SPR_DAWRX0            (0x0BC)
   1574 #define SPR_HFSCR             (0x0BE)
   1575 #define SPR_VRSAVE            (0x100)
   1576 #define SPR_USPRG0            (0x100)
   1577 #define SPR_USPRG1            (0x101)
   1578 #define SPR_USPRG2            (0x102)
   1579 #define SPR_USPRG3            (0x103)
   1580 #define SPR_USPRG4            (0x104)
   1581 #define SPR_USPRG5            (0x105)
   1582 #define SPR_USPRG6            (0x106)
   1583 #define SPR_USPRG7            (0x107)
   1584 #define SPR_VTBL              (0x10C)
   1585 #define SPR_VTBU              (0x10D)
   1586 #define SPR_SPRG0             (0x110)
   1587 #define SPR_SPRG1             (0x111)
   1588 #define SPR_SPRG2             (0x112)
   1589 #define SPR_SPRG3             (0x113)
   1590 #define SPR_SPRG4             (0x114)
   1591 #define SPR_SCOMC             (0x114)
   1592 #define SPR_SPRG5             (0x115)
   1593 #define SPR_SCOMD             (0x115)
   1594 #define SPR_SPRG6             (0x116)
   1595 #define SPR_SPRG7             (0x117)
   1596 #define SPR_ASR               (0x118)
   1597 #define SPR_EAR               (0x11A)
   1598 #define SPR_TBL               (0x11C)
   1599 #define SPR_TBU               (0x11D)
   1600 #define SPR_TBU40             (0x11E)
   1601 #define SPR_SVR               (0x11E)
   1602 #define SPR_BOOKE_PIR         (0x11E)
   1603 #define SPR_PVR               (0x11F)
   1604 #define SPR_HSPRG0            (0x130)
   1605 #define SPR_BOOKE_DBSR        (0x130)
   1606 #define SPR_HSPRG1            (0x131)
   1607 #define SPR_HDSISR            (0x132)
   1608 #define SPR_HDAR              (0x133)
   1609 #define SPR_BOOKE_EPCR        (0x133)
   1610 #define SPR_SPURR             (0x134)
   1611 #define SPR_BOOKE_DBCR0       (0x134)
   1612 #define SPR_IBCR              (0x135)
   1613 #define SPR_PURR              (0x135)
   1614 #define SPR_BOOKE_DBCR1       (0x135)
   1615 #define SPR_DBCR              (0x136)
   1616 #define SPR_HDEC              (0x136)
   1617 #define SPR_BOOKE_DBCR2       (0x136)
   1618 #define SPR_HIOR              (0x137)
   1619 #define SPR_MBAR              (0x137)
   1620 #define SPR_RMOR              (0x138)
   1621 #define SPR_BOOKE_IAC1        (0x138)
   1622 #define SPR_HRMOR             (0x139)
   1623 #define SPR_BOOKE_IAC2        (0x139)
   1624 #define SPR_HSRR0             (0x13A)
   1625 #define SPR_BOOKE_IAC3        (0x13A)
   1626 #define SPR_HSRR1             (0x13B)
   1627 #define SPR_BOOKE_IAC4        (0x13B)
   1628 #define SPR_BOOKE_DAC1        (0x13C)
   1629 #define SPR_MMCRH             (0x13C)
   1630 #define SPR_DABR2             (0x13D)
   1631 #define SPR_BOOKE_DAC2        (0x13D)
   1632 #define SPR_TFMR              (0x13D)
   1633 #define SPR_BOOKE_DVC1        (0x13E)
   1634 #define SPR_LPCR              (0x13E)
   1635 #define SPR_BOOKE_DVC2        (0x13F)
   1636 #define SPR_LPIDR             (0x13F)
   1637 #define SPR_BOOKE_TSR         (0x150)
   1638 #define SPR_HMER              (0x150)
   1639 #define SPR_HMEER             (0x151)
   1640 #define SPR_PCR               (0x152)
   1641 #define SPR_BOOKE_LPIDR       (0x152)
   1642 #define SPR_BOOKE_TCR         (0x154)
   1643 #define SPR_BOOKE_TLB0PS      (0x158)
   1644 #define SPR_BOOKE_TLB1PS      (0x159)
   1645 #define SPR_BOOKE_TLB2PS      (0x15A)
   1646 #define SPR_BOOKE_TLB3PS      (0x15B)
   1647 #define SPR_AMOR              (0x15D)
   1648 #define SPR_BOOKE_MAS7_MAS3   (0x174)
   1649 #define SPR_BOOKE_IVOR0       (0x190)
   1650 #define SPR_BOOKE_IVOR1       (0x191)
   1651 #define SPR_BOOKE_IVOR2       (0x192)
   1652 #define SPR_BOOKE_IVOR3       (0x193)
   1653 #define SPR_BOOKE_IVOR4       (0x194)
   1654 #define SPR_BOOKE_IVOR5       (0x195)
   1655 #define SPR_BOOKE_IVOR6       (0x196)
   1656 #define SPR_BOOKE_IVOR7       (0x197)
   1657 #define SPR_BOOKE_IVOR8       (0x198)
   1658 #define SPR_BOOKE_IVOR9       (0x199)
   1659 #define SPR_BOOKE_IVOR10      (0x19A)
   1660 #define SPR_BOOKE_IVOR11      (0x19B)
   1661 #define SPR_BOOKE_IVOR12      (0x19C)
   1662 #define SPR_BOOKE_IVOR13      (0x19D)
   1663 #define SPR_BOOKE_IVOR14      (0x19E)
   1664 #define SPR_BOOKE_IVOR15      (0x19F)
   1665 #define SPR_BOOKE_IVOR38      (0x1B0)
   1666 #define SPR_BOOKE_IVOR39      (0x1B1)
   1667 #define SPR_BOOKE_IVOR40      (0x1B2)
   1668 #define SPR_BOOKE_IVOR41      (0x1B3)
   1669 #define SPR_BOOKE_IVOR42      (0x1B4)
   1670 #define SPR_BOOKE_GIVOR2      (0x1B8)
   1671 #define SPR_BOOKE_GIVOR3      (0x1B9)
   1672 #define SPR_BOOKE_GIVOR4      (0x1BA)
   1673 #define SPR_BOOKE_GIVOR8      (0x1BB)
   1674 #define SPR_BOOKE_GIVOR13     (0x1BC)
   1675 #define SPR_BOOKE_GIVOR14     (0x1BD)
   1676 #define SPR_TIR               (0x1BE)
   1677 #define SPR_PTCR              (0x1D0)
   1678 #define SPR_HASHKEYR          (0x1D4)
   1679 #define SPR_HASHPKEYR         (0x1D5)
   1680 #define SPR_BOOKE_SPEFSCR     (0x200)
   1681 #define SPR_Exxx_BBEAR        (0x201)
   1682 #define SPR_Exxx_BBTAR        (0x202)
   1683 #define SPR_Exxx_L1CFG0       (0x203)
   1684 #define SPR_Exxx_L1CFG1       (0x204)
   1685 #define SPR_Exxx_NPIDR        (0x205)
   1686 #define SPR_ATBL              (0x20E)
   1687 #define SPR_ATBU              (0x20F)
   1688 #define SPR_IBAT0U            (0x210)
   1689 #define SPR_BOOKE_IVOR32      (0x210)
   1690 #define SPR_RCPU_MI_GRA       (0x210)
   1691 #define SPR_IBAT0L            (0x211)
   1692 #define SPR_BOOKE_IVOR33      (0x211)
   1693 #define SPR_IBAT1U            (0x212)
   1694 #define SPR_BOOKE_IVOR34      (0x212)
   1695 #define SPR_IBAT1L            (0x213)
   1696 #define SPR_BOOKE_IVOR35      (0x213)
   1697 #define SPR_IBAT2U            (0x214)
   1698 #define SPR_BOOKE_IVOR36      (0x214)
   1699 #define SPR_IBAT2L            (0x215)
   1700 #define SPR_BOOKE_IVOR37      (0x215)
   1701 #define SPR_IBAT3U            (0x216)
   1702 #define SPR_IBAT3L            (0x217)
   1703 #define SPR_DBAT0U            (0x218)
   1704 #define SPR_RCPU_L2U_GRA      (0x218)
   1705 #define SPR_DBAT0L            (0x219)
   1706 #define SPR_DBAT1U            (0x21A)
   1707 #define SPR_DBAT1L            (0x21B)
   1708 #define SPR_DBAT2U            (0x21C)
   1709 #define SPR_DBAT2L            (0x21D)
   1710 #define SPR_DBAT3U            (0x21E)
   1711 #define SPR_DBAT3L            (0x21F)
   1712 #define SPR_IBAT4U            (0x230)
   1713 #define SPR_RPCU_BBCMCR       (0x230)
   1714 #define SPR_MPC_IC_CST        (0x230)
   1715 #define SPR_Exxx_CTXCR        (0x230)
   1716 #define SPR_IBAT4L            (0x231)
   1717 #define SPR_MPC_IC_ADR        (0x231)
   1718 #define SPR_Exxx_DBCR3        (0x231)
   1719 #define SPR_IBAT5U            (0x232)
   1720 #define SPR_MPC_IC_DAT        (0x232)
   1721 #define SPR_Exxx_DBCNT        (0x232)
   1722 #define SPR_IBAT5L            (0x233)
   1723 #define SPR_IBAT6U            (0x234)
   1724 #define SPR_IBAT6L            (0x235)
   1725 #define SPR_IBAT7U            (0x236)
   1726 #define SPR_IBAT7L            (0x237)
   1727 #define SPR_DBAT4U            (0x238)
   1728 #define SPR_RCPU_L2U_MCR      (0x238)
   1729 #define SPR_MPC_DC_CST        (0x238)
   1730 #define SPR_Exxx_ALTCTXCR     (0x238)
   1731 #define SPR_DBAT4L            (0x239)
   1732 #define SPR_MPC_DC_ADR        (0x239)
   1733 #define SPR_DBAT5U            (0x23A)
   1734 #define SPR_BOOKE_MCSRR0      (0x23A)
   1735 #define SPR_MPC_DC_DAT        (0x23A)
   1736 #define SPR_DBAT5L            (0x23B)
   1737 #define SPR_BOOKE_MCSRR1      (0x23B)
   1738 #define SPR_DBAT6U            (0x23C)
   1739 #define SPR_BOOKE_MCSR        (0x23C)
   1740 #define SPR_DBAT6L            (0x23D)
   1741 #define SPR_Exxx_MCAR         (0x23D)
   1742 #define SPR_DBAT7U            (0x23E)
   1743 #define SPR_BOOKE_DSRR0       (0x23E)
   1744 #define SPR_DBAT7L            (0x23F)
   1745 #define SPR_BOOKE_DSRR1       (0x23F)
   1746 #define SPR_BOOKE_SPRG8       (0x25C)
   1747 #define SPR_BOOKE_SPRG9       (0x25D)
   1748 #define SPR_BOOKE_MAS0        (0x270)
   1749 #define SPR_BOOKE_MAS1        (0x271)
   1750 #define SPR_BOOKE_MAS2        (0x272)
   1751 #define SPR_BOOKE_MAS3        (0x273)
   1752 #define SPR_BOOKE_MAS4        (0x274)
   1753 #define SPR_BOOKE_MAS5        (0x275)
   1754 #define SPR_BOOKE_MAS6        (0x276)
   1755 #define SPR_BOOKE_PID1        (0x279)
   1756 #define SPR_BOOKE_PID2        (0x27A)
   1757 #define SPR_MPC_DPDR          (0x280)
   1758 #define SPR_MPC_IMMR          (0x288)
   1759 #define SPR_BOOKE_TLB0CFG     (0x2B0)
   1760 #define SPR_BOOKE_TLB1CFG     (0x2B1)
   1761 #define SPR_BOOKE_TLB2CFG     (0x2B2)
   1762 #define SPR_BOOKE_TLB3CFG     (0x2B3)
   1763 #define SPR_BOOKE_EPR         (0x2BE)
   1764 #define SPR_PERF0             (0x300)
   1765 #define SPR_RCPU_MI_RBA0      (0x300)
   1766 #define SPR_MPC_MI_CTR        (0x300)
   1767 #define SPR_POWER_USIER       (0x300)
   1768 #define SPR_PERF1             (0x301)
   1769 #define SPR_RCPU_MI_RBA1      (0x301)
   1770 #define SPR_POWER_UMMCR2      (0x301)
   1771 #define SPR_PERF2             (0x302)
   1772 #define SPR_RCPU_MI_RBA2      (0x302)
   1773 #define SPR_MPC_MI_AP         (0x302)
   1774 #define SPR_POWER_UMMCRA      (0x302)
   1775 #define SPR_PERF3             (0x303)
   1776 #define SPR_RCPU_MI_RBA3      (0x303)
   1777 #define SPR_MPC_MI_EPN        (0x303)
   1778 #define SPR_POWER_UPMC1       (0x303)
   1779 #define SPR_PERF4             (0x304)
   1780 #define SPR_POWER_UPMC2       (0x304)
   1781 #define SPR_PERF5             (0x305)
   1782 #define SPR_MPC_MI_TWC        (0x305)
   1783 #define SPR_POWER_UPMC3       (0x305)
   1784 #define SPR_PERF6             (0x306)
   1785 #define SPR_MPC_MI_RPN        (0x306)
   1786 #define SPR_POWER_UPMC4       (0x306)
   1787 #define SPR_PERF7             (0x307)
   1788 #define SPR_POWER_UPMC5       (0x307)
   1789 #define SPR_PERF8             (0x308)
   1790 #define SPR_RCPU_L2U_RBA0     (0x308)
   1791 #define SPR_MPC_MD_CTR        (0x308)
   1792 #define SPR_POWER_UPMC6       (0x308)
   1793 #define SPR_PERF9             (0x309)
   1794 #define SPR_RCPU_L2U_RBA1     (0x309)
   1795 #define SPR_MPC_MD_CASID      (0x309)
   1796 #define SPR_970_UPMC7         (0X309)
   1797 #define SPR_PERFA             (0x30A)
   1798 #define SPR_RCPU_L2U_RBA2     (0x30A)
   1799 #define SPR_MPC_MD_AP         (0x30A)
   1800 #define SPR_970_UPMC8         (0X30A)
   1801 #define SPR_PERFB             (0x30B)
   1802 #define SPR_RCPU_L2U_RBA3     (0x30B)
   1803 #define SPR_MPC_MD_EPN        (0x30B)
   1804 #define SPR_POWER_UMMCR0      (0X30B)
   1805 #define SPR_PERFC             (0x30C)
   1806 #define SPR_MPC_MD_TWB        (0x30C)
   1807 #define SPR_POWER_USIAR       (0X30C)
   1808 #define SPR_PERFD             (0x30D)
   1809 #define SPR_MPC_MD_TWC        (0x30D)
   1810 #define SPR_POWER_USDAR       (0X30D)
   1811 #define SPR_PERFE             (0x30E)
   1812 #define SPR_MPC_MD_RPN        (0x30E)
   1813 #define SPR_POWER_UMMCR1      (0X30E)
   1814 #define SPR_PERFF             (0x30F)
   1815 #define SPR_MPC_MD_TW         (0x30F)
   1816 #define SPR_UPERF0            (0x310)
   1817 #define SPR_POWER_SIER        (0x310)
   1818 #define SPR_UPERF1            (0x311)
   1819 #define SPR_POWER_MMCR2       (0x311)
   1820 #define SPR_UPERF2            (0x312)
   1821 #define SPR_POWER_MMCRA       (0X312)
   1822 #define SPR_UPERF3            (0x313)
   1823 #define SPR_POWER_PMC1        (0X313)
   1824 #define SPR_UPERF4            (0x314)
   1825 #define SPR_POWER_PMC2        (0X314)
   1826 #define SPR_UPERF5            (0x315)
   1827 #define SPR_POWER_PMC3        (0X315)
   1828 #define SPR_UPERF6            (0x316)
   1829 #define SPR_POWER_PMC4        (0X316)
   1830 #define SPR_UPERF7            (0x317)
   1831 #define SPR_POWER_PMC5        (0X317)
   1832 #define SPR_UPERF8            (0x318)
   1833 #define SPR_POWER_PMC6        (0X318)
   1834 #define SPR_UPERF9            (0x319)
   1835 #define SPR_970_PMC7          (0X319)
   1836 #define SPR_UPERFA            (0x31A)
   1837 #define SPR_970_PMC8          (0X31A)
   1838 #define SPR_UPERFB            (0x31B)
   1839 #define SPR_POWER_MMCR0       (0X31B)
   1840 #define SPR_UPERFC            (0x31C)
   1841 #define SPR_POWER_SIAR        (0X31C)
   1842 #define SPR_UPERFD            (0x31D)
   1843 #define SPR_POWER_SDAR        (0X31D)
   1844 #define SPR_UPERFE            (0x31E)
   1845 #define SPR_POWER_MMCR1       (0X31E)
   1846 #define SPR_UPERFF            (0x31F)
   1847 #define SPR_RCPU_MI_RA0       (0x320)
   1848 #define SPR_MPC_MI_DBCAM      (0x320)
   1849 #define SPR_BESCRS            (0x320)
   1850 #define SPR_RCPU_MI_RA1       (0x321)
   1851 #define SPR_MPC_MI_DBRAM0     (0x321)
   1852 #define SPR_BESCRSU           (0x321)
   1853 #define SPR_RCPU_MI_RA2       (0x322)
   1854 #define SPR_MPC_MI_DBRAM1     (0x322)
   1855 #define SPR_BESCRR            (0x322)
   1856 #define SPR_RCPU_MI_RA3       (0x323)
   1857 #define SPR_BESCRRU           (0x323)
   1858 #define SPR_EBBHR             (0x324)
   1859 #define SPR_EBBRR             (0x325)
   1860 #define SPR_BESCR             (0x326)
   1861 #define SPR_RCPU_L2U_RA0      (0x328)
   1862 #define SPR_MPC_MD_DBCAM      (0x328)
   1863 #define SPR_RCPU_L2U_RA1      (0x329)
   1864 #define SPR_MPC_MD_DBRAM0     (0x329)
   1865 #define SPR_RCPU_L2U_RA2      (0x32A)
   1866 #define SPR_MPC_MD_DBRAM1     (0x32A)
   1867 #define SPR_RCPU_L2U_RA3      (0x32B)
   1868 #define SPR_TAR               (0x32F)
   1869 #define SPR_ASDR              (0x330)
   1870 #define SPR_IC                (0x350)
   1871 #define SPR_VTB               (0x351)
   1872 #define SPR_MMCRC             (0x353)
   1873 #define SPR_PSSCR             (0x357)
   1874 #define SPR_440_INV0          (0x370)
   1875 #define SPR_440_INV1          (0x371)
   1876 #define SPR_440_INV2          (0x372)
   1877 #define SPR_440_INV3          (0x373)
   1878 #define SPR_440_ITV0          (0x374)
   1879 #define SPR_440_ITV1          (0x375)
   1880 #define SPR_440_ITV2          (0x376)
   1881 #define SPR_440_ITV3          (0x377)
   1882 #define SPR_440_CCR1          (0x378)
   1883 #define SPR_TACR              (0x378)
   1884 #define SPR_TCSCR             (0x379)
   1885 #define SPR_CSIGR             (0x37a)
   1886 #define SPR_DCRIPR            (0x37B)
   1887 #define SPR_POWER_SPMC1       (0x37C)
   1888 #define SPR_POWER_SPMC2       (0x37D)
   1889 #define SPR_POWER_MMCRS       (0x37E)
   1890 #define SPR_WORT              (0x37F)
   1891 #define SPR_PPR               (0x380)
   1892 #define SPR_750_GQR0          (0x390)
   1893 #define SPR_440_DNV0          (0x390)
   1894 #define SPR_750_GQR1          (0x391)
   1895 #define SPR_440_DNV1          (0x391)
   1896 #define SPR_750_GQR2          (0x392)
   1897 #define SPR_440_DNV2          (0x392)
   1898 #define SPR_750_GQR3          (0x393)
   1899 #define SPR_440_DNV3          (0x393)
   1900 #define SPR_750_GQR4          (0x394)
   1901 #define SPR_440_DTV0          (0x394)
   1902 #define SPR_750_GQR5          (0x395)
   1903 #define SPR_440_DTV1          (0x395)
   1904 #define SPR_750_GQR6          (0x396)
   1905 #define SPR_440_DTV2          (0x396)
   1906 #define SPR_750_GQR7          (0x397)
   1907 #define SPR_440_DTV3          (0x397)
   1908 #define SPR_750_THRM4         (0x398)
   1909 #define SPR_750CL_HID2        (0x398)
   1910 #define SPR_440_DVLIM         (0x398)
   1911 #define SPR_750_WPAR          (0x399)
   1912 #define SPR_440_IVLIM         (0x399)
   1913 #define SPR_TSCR              (0x399)
   1914 #define SPR_750_DMAU          (0x39A)
   1915 #define SPR_750_DMAL          (0x39B)
   1916 #define SPR_440_RSTCFG        (0x39B)
   1917 #define SPR_BOOKE_DCDBTRL     (0x39C)
   1918 #define SPR_BOOKE_DCDBTRH     (0x39D)
   1919 #define SPR_BOOKE_ICDBTRL     (0x39E)
   1920 #define SPR_BOOKE_ICDBTRH     (0x39F)
   1921 #define SPR_74XX_UMMCR2       (0x3A0)
   1922 #define SPR_7XX_UPMC5         (0x3A1)
   1923 #define SPR_7XX_UPMC6         (0x3A2)
   1924 #define SPR_UBAMR             (0x3A7)
   1925 #define SPR_7XX_UMMCR0        (0x3A8)
   1926 #define SPR_7XX_UPMC1         (0x3A9)
   1927 #define SPR_7XX_UPMC2         (0x3AA)
   1928 #define SPR_7XX_USIAR         (0x3AB)
   1929 #define SPR_7XX_UMMCR1        (0x3AC)
   1930 #define SPR_7XX_UPMC3         (0x3AD)
   1931 #define SPR_7XX_UPMC4         (0x3AE)
   1932 #define SPR_USDA              (0x3AF)
   1933 #define SPR_40x_ZPR           (0x3B0)
   1934 #define SPR_BOOKE_MAS7        (0x3B0)
   1935 #define SPR_74XX_MMCR2        (0x3B0)
   1936 #define SPR_7XX_PMC5          (0x3B1)
   1937 #define SPR_40x_PID           (0x3B1)
   1938 #define SPR_7XX_PMC6          (0x3B2)
   1939 #define SPR_440_MMUCR         (0x3B2)
   1940 #define SPR_4xx_CCR0          (0x3B3)
   1941 #define SPR_BOOKE_EPLC        (0x3B3)
   1942 #define SPR_405_IAC3          (0x3B4)
   1943 #define SPR_BOOKE_EPSC        (0x3B4)
   1944 #define SPR_405_IAC4          (0x3B5)
   1945 #define SPR_405_DVC1          (0x3B6)
   1946 #define SPR_405_DVC2          (0x3B7)
   1947 #define SPR_BAMR              (0x3B7)
   1948 #define SPR_7XX_MMCR0         (0x3B8)
   1949 #define SPR_7XX_PMC1          (0x3B9)
   1950 #define SPR_40x_SGR           (0x3B9)
   1951 #define SPR_7XX_PMC2          (0x3BA)
   1952 #define SPR_40x_DCWR          (0x3BA)
   1953 #define SPR_7XX_SIAR          (0x3BB)
   1954 #define SPR_405_SLER          (0x3BB)
   1955 #define SPR_7XX_MMCR1         (0x3BC)
   1956 #define SPR_405_SU0R          (0x3BC)
   1957 #define SPR_401_SKR           (0x3BC)
   1958 #define SPR_7XX_PMC3          (0x3BD)
   1959 #define SPR_405_DBCR1         (0x3BD)
   1960 #define SPR_7XX_PMC4          (0x3BE)
   1961 #define SPR_SDA               (0x3BF)
   1962 #define SPR_403_VTBL          (0x3CC)
   1963 #define SPR_403_VTBU          (0x3CD)
   1964 #define SPR_DMISS             (0x3D0)
   1965 #define SPR_DCMP              (0x3D1)
   1966 #define SPR_HASH1             (0x3D2)
   1967 #define SPR_HASH2             (0x3D3)
   1968 #define SPR_BOOKE_ICDBDR      (0x3D3)
   1969 #define SPR_TLBMISS           (0x3D4)
   1970 #define SPR_IMISS             (0x3D4)
   1971 #define SPR_40x_ESR           (0x3D4)
   1972 #define SPR_PTEHI             (0x3D5)
   1973 #define SPR_ICMP              (0x3D5)
   1974 #define SPR_40x_DEAR          (0x3D5)
   1975 #define SPR_PTELO             (0x3D6)
   1976 #define SPR_RPA               (0x3D6)
   1977 #define SPR_40x_EVPR          (0x3D6)
   1978 #define SPR_L3PM              (0x3D7)
   1979 #define SPR_403_CDBCR         (0x3D7)
   1980 #define SPR_L3ITCR0           (0x3D8)
   1981 #define SPR_TCR               (0x3D8)
   1982 #define SPR_40x_TSR           (0x3D8)
   1983 #define SPR_IBR               (0x3DA)
   1984 #define SPR_40x_TCR           (0x3DA)
   1985 #define SPR_ESASRR            (0x3DB)
   1986 #define SPR_40x_PIT           (0x3DB)
   1987 #define SPR_403_TBL           (0x3DC)
   1988 #define SPR_403_TBU           (0x3DD)
   1989 #define SPR_SEBR              (0x3DE)
   1990 #define SPR_40x_SRR2          (0x3DE)
   1991 #define SPR_SER               (0x3DF)
   1992 #define SPR_40x_SRR3          (0x3DF)
   1993 #define SPR_L3OHCR            (0x3E8)
   1994 #define SPR_L3ITCR1           (0x3E9)
   1995 #define SPR_L3ITCR2           (0x3EA)
   1996 #define SPR_L3ITCR3           (0x3EB)
   1997 #define SPR_HID0              (0x3F0)
   1998 #define SPR_40x_DBSR          (0x3F0)
   1999 #define SPR_HID1              (0x3F1)
   2000 #define SPR_IABR              (0x3F2)
   2001 #define SPR_40x_DBCR0         (0x3F2)
   2002 #define SPR_Exxx_L1CSR0       (0x3F2)
   2003 #define SPR_ICTRL             (0x3F3)
   2004 #define SPR_HID2              (0x3F3)
   2005 #define SPR_750CL_HID4        (0x3F3)
   2006 #define SPR_Exxx_L1CSR1       (0x3F3)
   2007 #define SPR_440_DBDR          (0x3F3)
   2008 #define SPR_LDSTDB            (0x3F4)
   2009 #define SPR_750_TDCL          (0x3F4)
   2010 #define SPR_40x_IAC1          (0x3F4)
   2011 #define SPR_MMUCSR0           (0x3F4)
   2012 #define SPR_970_HID4          (0x3F4)
   2013 #define SPR_DABR              (0x3F5)
   2014 #define DABR_MASK (~(target_ulong)0x7)
   2015 #define SPR_Exxx_BUCSR        (0x3F5)
   2016 #define SPR_40x_IAC2          (0x3F5)
   2017 #define SPR_40x_DAC1          (0x3F6)
   2018 #define SPR_MSSCR0            (0x3F6)
   2019 #define SPR_970_HID5          (0x3F6)
   2020 #define SPR_MSSSR0            (0x3F7)
   2021 #define SPR_MSSCR1            (0x3F7)
   2022 #define SPR_DABRX             (0x3F7)
   2023 #define SPR_40x_DAC2          (0x3F7)
   2024 #define SPR_MMUCFG            (0x3F7)
   2025 #define SPR_LDSTCR            (0x3F8)
   2026 #define SPR_L2PMCR            (0x3F8)
   2027 #define SPR_750FX_HID2        (0x3F8)
   2028 #define SPR_Exxx_L1FINV0      (0x3F8)
   2029 #define SPR_L2CR              (0x3F9)
   2030 #define SPR_Exxx_L2CSR0       (0x3F9)
   2031 #define SPR_L3CR              (0x3FA)
   2032 #define SPR_750_TDCH          (0x3FA)
   2033 #define SPR_IABR2             (0x3FA)
   2034 #define SPR_40x_DCCR          (0x3FA)
   2035 #define SPR_ICTC              (0x3FB)
   2036 #define SPR_40x_ICCR          (0x3FB)
   2037 #define SPR_THRM1             (0x3FC)
   2038 #define SPR_403_PBL1          (0x3FC)
   2039 #define SPR_SP                (0x3FD)
   2040 #define SPR_THRM2             (0x3FD)
   2041 #define SPR_403_PBU1          (0x3FD)
   2042 #define SPR_604_HID13         (0x3FD)
   2043 #define SPR_LT                (0x3FE)
   2044 #define SPR_THRM3             (0x3FE)
   2045 #define SPR_RCPU_FPECR        (0x3FE)
   2046 #define SPR_403_PBL2          (0x3FE)
   2047 #define SPR_PIR               (0x3FF)
   2048 #define SPR_403_PBU2          (0x3FF)
   2049 #define SPR_604_HID15         (0x3FF)
   2050 #define SPR_E500_SVR          (0x3FF)
   2051 
   2052 /* Disable MAS Interrupt Updates for Hypervisor */
   2053 #define EPCR_DMIUH            (1 << 22)
   2054 /* Disable Guest TLB Management Instructions */
   2055 #define EPCR_DGTMI            (1 << 23)
   2056 /* Guest Interrupt Computation Mode */
   2057 #define EPCR_GICM             (1 << 24)
   2058 /* Interrupt Computation Mode */
   2059 #define EPCR_ICM              (1 << 25)
   2060 /* Disable Embedded Hypervisor Debug */
   2061 #define EPCR_DUVD             (1 << 26)
   2062 /* Instruction Storage Interrupt Directed to Guest State */
   2063 #define EPCR_ISIGS            (1 << 27)
   2064 /* Data Storage Interrupt Directed to Guest State */
   2065 #define EPCR_DSIGS            (1 << 28)
   2066 /* Instruction TLB Error Interrupt Directed to Guest State */
   2067 #define EPCR_ITLBGS           (1 << 29)
   2068 /* Data TLB Error Interrupt Directed to Guest State */
   2069 #define EPCR_DTLBGS           (1 << 30)
   2070 /* External Input Interrupt Directed to Guest State */
   2071 #define EPCR_EXTGS            (1 << 31)
   2072 
   2073 #define   L1CSR0_CPE    0x00010000  /* Data Cache Parity Enable */
   2074 #define   L1CSR0_CUL    0x00000400  /* (D-)Cache Unable to Lock */
   2075 #define   L1CSR0_DCLFR  0x00000100  /* D-Cache Lock Flash Reset */
   2076 #define   L1CSR0_DCFI   0x00000002  /* Data Cache Flash Invalidate */
   2077 #define   L1CSR0_DCE    0x00000001  /* Data Cache Enable */
   2078 
   2079 #define   L1CSR1_CPE    0x00010000  /* Instruction Cache Parity Enable */
   2080 #define   L1CSR1_ICUL   0x00000400  /* I-Cache Unable to Lock */
   2081 #define   L1CSR1_ICLFR  0x00000100  /* I-Cache Lock Flash Reset */
   2082 #define   L1CSR1_ICFI   0x00000002  /* Instruction Cache Flash Invalidate */
   2083 #define   L1CSR1_ICE    0x00000001  /* Instruction Cache Enable */
   2084 
   2085 /* E500 L2CSR0 */
   2086 #define E500_L2CSR0_L2FI    (1 << 21)   /* L2 cache flash invalidate */
   2087 #define E500_L2CSR0_L2FL    (1 << 11)   /* L2 cache flush */
   2088 #define E500_L2CSR0_L2LFC   (1 << 10)   /* L2 cache lock flash clear */
   2089 
   2090 /* HID0 bits */
   2091 #define HID0_DEEPNAP        (1 << 24)           /* pre-2.06 */
   2092 #define HID0_DOZE           (1 << 23)           /* pre-2.06 */
   2093 #define HID0_NAP            (1 << 22)           /* pre-2.06 */
   2094 #define HID0_HILE           PPC_BIT(19) /* POWER8 */
   2095 #define HID0_POWER9_HILE    PPC_BIT(4)
   2096 
   2097 /*****************************************************************************/
   2098 /* PowerPC Instructions types definitions                                    */
   2099 enum {
   2100     PPC_NONE           = 0x0000000000000000ULL,
   2101     /* PowerPC base instructions set                                         */
   2102     PPC_INSNS_BASE     = 0x0000000000000001ULL,
   2103     /*   integer operations instructions                                     */
   2104 #define PPC_INTEGER PPC_INSNS_BASE
   2105     /*   flow control instructions                                           */
   2106 #define PPC_FLOW    PPC_INSNS_BASE
   2107     /*   virtual memory instructions                                         */
   2108 #define PPC_MEM     PPC_INSNS_BASE
   2109     /*   ld/st with reservation instructions                                 */
   2110 #define PPC_RES     PPC_INSNS_BASE
   2111     /*   spr/msr access instructions                                         */
   2112 #define PPC_MISC    PPC_INSNS_BASE
   2113     /* 64 bits PowerPC instruction set                                       */
   2114     PPC_64B            = 0x0000000000000020ULL,
   2115     /*   New 64 bits extensions (PowerPC 2.0x)                               */
   2116     PPC_64BX           = 0x0000000000000040ULL,
   2117     /*   64 bits hypervisor extensions                                       */
   2118     PPC_64H            = 0x0000000000000080ULL,
   2119     /*   New wait instruction (PowerPC 2.0x)                                 */
   2120     PPC_WAIT           = 0x0000000000000100ULL,
   2121     /*   Time base mftb instruction                                          */
   2122     PPC_MFTB           = 0x0000000000000200ULL,
   2123 
   2124     /* Fixed-point unit extensions                                           */
   2125     /*   isel instruction                                                    */
   2126     PPC_ISEL           = 0x0000000000000800ULL,
   2127     /*   popcntb instruction                                                 */
   2128     PPC_POPCNTB        = 0x0000000000001000ULL,
   2129     /*   string load / store                                                 */
   2130     PPC_STRING         = 0x0000000000002000ULL,
   2131     /*   real mode cache inhibited load / store                              */
   2132     PPC_CILDST         = 0x0000000000004000ULL,
   2133 
   2134     /* Floating-point unit extensions                                        */
   2135     /*   Optional floating point instructions                                */
   2136     PPC_FLOAT          = 0x0000000000010000ULL,
   2137     /* New floating-point extensions (PowerPC 2.0x)                          */
   2138     PPC_FLOAT_EXT      = 0x0000000000020000ULL,
   2139     PPC_FLOAT_FSQRT    = 0x0000000000040000ULL,
   2140     PPC_FLOAT_FRES     = 0x0000000000080000ULL,
   2141     PPC_FLOAT_FRSQRTE  = 0x0000000000100000ULL,
   2142     PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL,
   2143     PPC_FLOAT_FSEL     = 0x0000000000400000ULL,
   2144     PPC_FLOAT_STFIWX   = 0x0000000000800000ULL,
   2145 
   2146     /* Vector/SIMD extensions                                                */
   2147     /*   Altivec support                                                     */
   2148     PPC_ALTIVEC        = 0x0000000001000000ULL,
   2149     /*   PowerPC 2.03 SPE extension                                          */
   2150     PPC_SPE            = 0x0000000002000000ULL,
   2151     /*   PowerPC 2.03 SPE single-precision floating-point extension          */
   2152     PPC_SPE_SINGLE     = 0x0000000004000000ULL,
   2153     /*   PowerPC 2.03 SPE double-precision floating-point extension          */
   2154     PPC_SPE_DOUBLE     = 0x0000000008000000ULL,
   2155 
   2156     /* Optional memory control instructions                                  */
   2157     PPC_MEM_TLBIA      = 0x0000000010000000ULL,
   2158     PPC_MEM_TLBIE      = 0x0000000020000000ULL,
   2159     PPC_MEM_TLBSYNC    = 0x0000000040000000ULL,
   2160     /*   sync instruction                                                    */
   2161     PPC_MEM_SYNC       = 0x0000000080000000ULL,
   2162     /*   eieio instruction                                                   */
   2163     PPC_MEM_EIEIO      = 0x0000000100000000ULL,
   2164 
   2165     /* Cache control instructions                                            */
   2166     PPC_CACHE          = 0x0000000200000000ULL,
   2167     /*   icbi instruction                                                    */
   2168     PPC_CACHE_ICBI     = 0x0000000400000000ULL,
   2169     /*   dcbz instruction                                                    */
   2170     PPC_CACHE_DCBZ     = 0x0000000800000000ULL,
   2171     /*   dcba instruction                                                    */
   2172     PPC_CACHE_DCBA     = 0x0000002000000000ULL,
   2173     /*   Freescale cache locking instructions                                */
   2174     PPC_CACHE_LOCK     = 0x0000004000000000ULL,
   2175 
   2176     /* MMU related extensions                                                */
   2177     /*   external control instructions                                       */
   2178     PPC_EXTERN         = 0x0000010000000000ULL,
   2179     /*   segment register access instructions                                */
   2180     PPC_SEGMENT        = 0x0000020000000000ULL,
   2181     /*   PowerPC 6xx TLB management instructions                             */
   2182     PPC_6xx_TLB        = 0x0000040000000000ULL,
   2183     /*   PowerPC 40x TLB management instructions                             */
   2184     PPC_40x_TLB        = 0x0000100000000000ULL,
   2185     /*   segment register access instructions for PowerPC 64 "bridge"        */
   2186     PPC_SEGMENT_64B    = 0x0000200000000000ULL,
   2187     /*   SLB management                                                      */
   2188     PPC_SLBI           = 0x0000400000000000ULL,
   2189 
   2190     /* Embedded PowerPC dedicated instructions                               */
   2191     PPC_WRTEE          = 0x0001000000000000ULL,
   2192     /* PowerPC 40x exception model                                           */
   2193     PPC_40x_EXCP       = 0x0002000000000000ULL,
   2194     /* PowerPC 405 Mac instructions                                          */
   2195     PPC_405_MAC        = 0x0004000000000000ULL,
   2196     /* PowerPC 440 specific instructions                                     */
   2197     PPC_440_SPEC       = 0x0008000000000000ULL,
   2198     /* BookE (embedded) PowerPC specification                                */
   2199     PPC_BOOKE          = 0x0010000000000000ULL,
   2200     /* mfapidi instruction                                                   */
   2201     PPC_MFAPIDI        = 0x0020000000000000ULL,
   2202     /* tlbiva instruction                                                    */
   2203     PPC_TLBIVA         = 0x0040000000000000ULL,
   2204     /* tlbivax instruction                                                   */
   2205     PPC_TLBIVAX        = 0x0080000000000000ULL,
   2206     /* PowerPC 4xx dedicated instructions                                    */
   2207     PPC_4xx_COMMON     = 0x0100000000000000ULL,
   2208     /* PowerPC 40x ibct instructions                                         */
   2209     PPC_40x_ICBT       = 0x0200000000000000ULL,
   2210     /* rfmci is not implemented in all BookE PowerPC                         */
   2211     PPC_RFMCI          = 0x0400000000000000ULL,
   2212     /* rfdi instruction                                                      */
   2213     PPC_RFDI           = 0x0800000000000000ULL,
   2214     /* DCR accesses                                                          */
   2215     PPC_DCR            = 0x1000000000000000ULL,
   2216     /* DCR extended accesse                                                  */
   2217     PPC_DCRX           = 0x2000000000000000ULL,
   2218     /* popcntw and popcntd instructions                                      */
   2219     PPC_POPCNTWD       = 0x8000000000000000ULL,
   2220 
   2221 #define PPC_TCG_INSNS  (PPC_INSNS_BASE | PPC_64B \
   2222                         | PPC_64BX | PPC_64H | PPC_WAIT | PPC_MFTB \
   2223                         | PPC_ISEL | PPC_POPCNTB \
   2224                         | PPC_STRING | PPC_FLOAT | PPC_FLOAT_EXT \
   2225                         | PPC_FLOAT_FSQRT | PPC_FLOAT_FRES \
   2226                         | PPC_FLOAT_FRSQRTE | PPC_FLOAT_FRSQRTES \
   2227                         | PPC_FLOAT_FSEL | PPC_FLOAT_STFIWX \
   2228                         | PPC_ALTIVEC | PPC_SPE | PPC_SPE_SINGLE \
   2229                         | PPC_SPE_DOUBLE | PPC_MEM_TLBIA \
   2230                         | PPC_MEM_TLBIE | PPC_MEM_TLBSYNC \
   2231                         | PPC_MEM_SYNC | PPC_MEM_EIEIO \
   2232                         | PPC_CACHE | PPC_CACHE_ICBI \
   2233                         | PPC_CACHE_DCBZ \
   2234                         | PPC_CACHE_DCBA | PPC_CACHE_LOCK \
   2235                         | PPC_EXTERN | PPC_SEGMENT | PPC_6xx_TLB \
   2236                         | PPC_40x_TLB | PPC_SEGMENT_64B \
   2237                         | PPC_SLBI | PPC_WRTEE | PPC_40x_EXCP \
   2238                         | PPC_405_MAC | PPC_440_SPEC | PPC_BOOKE \
   2239                         | PPC_MFAPIDI | PPC_TLBIVA | PPC_TLBIVAX \
   2240                         | PPC_4xx_COMMON | PPC_40x_ICBT | PPC_RFMCI \
   2241                         | PPC_RFDI | PPC_DCR | PPC_DCRX | PPC_POPCNTWD \
   2242                         | PPC_CILDST)
   2243 
   2244     /* extended type values */
   2245 
   2246     /* BookE 2.06 PowerPC specification                                      */
   2247     PPC2_BOOKE206      = 0x0000000000000001ULL,
   2248     /* VSX (extensions to Altivec / VMX)                                     */
   2249     PPC2_VSX           = 0x0000000000000002ULL,
   2250     /* Decimal Floating Point (DFP)                                          */
   2251     PPC2_DFP           = 0x0000000000000004ULL,
   2252     /* Embedded.Processor Control                                            */
   2253     PPC2_PRCNTL        = 0x0000000000000008ULL,
   2254     /* Byte-reversed, indexed, double-word load and store                    */
   2255     PPC2_DBRX          = 0x0000000000000010ULL,
   2256     /* Book I 2.05 PowerPC specification                                     */
   2257     PPC2_ISA205        = 0x0000000000000020ULL,
   2258     /* VSX additions in ISA 2.07                                             */
   2259     PPC2_VSX207        = 0x0000000000000040ULL,
   2260     /* ISA 2.06B bpermd                                                      */
   2261     PPC2_PERM_ISA206   = 0x0000000000000080ULL,
   2262     /* ISA 2.06B divide extended variants                                    */
   2263     PPC2_DIVE_ISA206   = 0x0000000000000100ULL,
   2264     /* ISA 2.06B larx/stcx. instructions                                     */
   2265     PPC2_ATOMIC_ISA206 = 0x0000000000000200ULL,
   2266     /* ISA 2.06B floating point integer conversion                           */
   2267     PPC2_FP_CVT_ISA206 = 0x0000000000000400ULL,
   2268     /* ISA 2.06B floating point test instructions                            */
   2269     PPC2_FP_TST_ISA206 = 0x0000000000000800ULL,
   2270     /* ISA 2.07 bctar instruction                                            */
   2271     PPC2_BCTAR_ISA207  = 0x0000000000001000ULL,
   2272     /* ISA 2.07 load/store quadword                                          */
   2273     PPC2_LSQ_ISA207    = 0x0000000000002000ULL,
   2274     /* ISA 2.07 Altivec                                                      */
   2275     PPC2_ALTIVEC_207   = 0x0000000000004000ULL,
   2276     /* PowerISA 2.07 Book3s specification                                    */
   2277     PPC2_ISA207S       = 0x0000000000008000ULL,
   2278     /* Double precision floating point conversion for signed integer 64      */
   2279     PPC2_FP_CVT_S64    = 0x0000000000010000ULL,
   2280     /* Transactional Memory (ISA 2.07, Book II)                              */
   2281     PPC2_TM            = 0x0000000000020000ULL,
   2282     /* Server PM instructgions (ISA 2.06, Book III)                          */
   2283     PPC2_PM_ISA206     = 0x0000000000040000ULL,
   2284     /* POWER ISA 3.0                                                         */
   2285     PPC2_ISA300        = 0x0000000000080000ULL,
   2286     /* POWER ISA 3.1                                                         */
   2287     PPC2_ISA310        = 0x0000000000100000ULL,
   2288     /*   lwsync instruction                                                  */
   2289     PPC2_MEM_LWSYNC    = 0x0000000000200000ULL,
   2290     /* ISA 2.06 BCD assist instructions                                      */
   2291     PPC2_BCDA_ISA206   = 0x0000000000400000ULL,
   2292 
   2293 #define PPC_TCG_INSNS2 (PPC2_BOOKE206 | PPC2_VSX | PPC2_PRCNTL | PPC2_DBRX | \
   2294                         PPC2_ISA205 | PPC2_VSX207 | PPC2_PERM_ISA206 | \
   2295                         PPC2_DIVE_ISA206 | PPC2_ATOMIC_ISA206 | \
   2296                         PPC2_FP_CVT_ISA206 | PPC2_FP_TST_ISA206 | \
   2297                         PPC2_BCTAR_ISA207 | PPC2_LSQ_ISA207 | \
   2298                         PPC2_ALTIVEC_207 | PPC2_ISA207S | PPC2_DFP | \
   2299                         PPC2_FP_CVT_S64 | PPC2_TM | PPC2_PM_ISA206 | \
   2300                         PPC2_ISA300 | PPC2_ISA310 | PPC2_MEM_LWSYNC | \
   2301                         PPC2_BCDA_ISA206)
   2302 };
   2303 
   2304 /*****************************************************************************/
   2305 /*
   2306  * Memory access type :
   2307  * may be needed for precise access rights control and precise exceptions.
   2308  */
   2309 enum {
   2310     /* Type of instruction that generated the access */
   2311     ACCESS_CODE  = 0x10, /* Code fetch access                */
   2312     ACCESS_INT   = 0x20, /* Integer load/store access        */
   2313     ACCESS_FLOAT = 0x30, /* floating point load/store access */
   2314     ACCESS_RES   = 0x40, /* load/store with reservation      */
   2315     ACCESS_EXT   = 0x50, /* external access                  */
   2316     ACCESS_CACHE = 0x60, /* Cache manipulation               */
   2317 };
   2318 
   2319 /*
   2320  * Hardware interrupt sources:
   2321  *   all those exception can be raised simulteaneously
   2322  */
   2323 /* Input pins definitions */
   2324 enum {
   2325     /* 6xx bus input pins */
   2326     PPC6xx_INPUT_HRESET     = 0,
   2327     PPC6xx_INPUT_SRESET     = 1,
   2328     PPC6xx_INPUT_CKSTP_IN   = 2,
   2329     PPC6xx_INPUT_MCP        = 3,
   2330     PPC6xx_INPUT_SMI        = 4,
   2331     PPC6xx_INPUT_INT        = 5,
   2332     PPC6xx_INPUT_TBEN       = 6,
   2333     PPC6xx_INPUT_WAKEUP     = 7,
   2334     PPC6xx_INPUT_NB,
   2335 };
   2336 
   2337 enum {
   2338     /* Embedded PowerPC input pins */
   2339     PPCBookE_INPUT_HRESET     = 0,
   2340     PPCBookE_INPUT_SRESET     = 1,
   2341     PPCBookE_INPUT_CKSTP_IN   = 2,
   2342     PPCBookE_INPUT_MCP        = 3,
   2343     PPCBookE_INPUT_SMI        = 4,
   2344     PPCBookE_INPUT_INT        = 5,
   2345     PPCBookE_INPUT_CINT       = 6,
   2346     PPCBookE_INPUT_NB,
   2347 };
   2348 
   2349 enum {
   2350     /* PowerPC E500 input pins */
   2351     PPCE500_INPUT_RESET_CORE = 0,
   2352     PPCE500_INPUT_MCK        = 1,
   2353     PPCE500_INPUT_CINT       = 3,
   2354     PPCE500_INPUT_INT        = 4,
   2355     PPCE500_INPUT_DEBUG      = 6,
   2356     PPCE500_INPUT_NB,
   2357 };
   2358 
   2359 enum {
   2360     /* PowerPC 40x input pins */
   2361     PPC40x_INPUT_RESET_CORE = 0,
   2362     PPC40x_INPUT_RESET_CHIP = 1,
   2363     PPC40x_INPUT_RESET_SYS  = 2,
   2364     PPC40x_INPUT_CINT       = 3,
   2365     PPC40x_INPUT_INT        = 4,
   2366     PPC40x_INPUT_HALT       = 5,
   2367     PPC40x_INPUT_DEBUG      = 6,
   2368     PPC40x_INPUT_NB,
   2369 };
   2370 
   2371 enum {
   2372     /* RCPU input pins */
   2373     PPCRCPU_INPUT_PORESET   = 0,
   2374     PPCRCPU_INPUT_HRESET    = 1,
   2375     PPCRCPU_INPUT_SRESET    = 2,
   2376     PPCRCPU_INPUT_IRQ0      = 3,
   2377     PPCRCPU_INPUT_IRQ1      = 4,
   2378     PPCRCPU_INPUT_IRQ2      = 5,
   2379     PPCRCPU_INPUT_IRQ3      = 6,
   2380     PPCRCPU_INPUT_IRQ4      = 7,
   2381     PPCRCPU_INPUT_IRQ5      = 8,
   2382     PPCRCPU_INPUT_IRQ6      = 9,
   2383     PPCRCPU_INPUT_IRQ7      = 10,
   2384     PPCRCPU_INPUT_NB,
   2385 };
   2386 
   2387 #if defined(TARGET_PPC64)
   2388 enum {
   2389     /* PowerPC 970 input pins */
   2390     PPC970_INPUT_HRESET     = 0,
   2391     PPC970_INPUT_SRESET     = 1,
   2392     PPC970_INPUT_CKSTP      = 2,
   2393     PPC970_INPUT_TBEN       = 3,
   2394     PPC970_INPUT_MCP        = 4,
   2395     PPC970_INPUT_INT        = 5,
   2396     PPC970_INPUT_THINT      = 6,
   2397     PPC970_INPUT_NB,
   2398 };
   2399 
   2400 enum {
   2401     /* POWER7 input pins */
   2402     POWER7_INPUT_INT        = 0,
   2403     /*
   2404      * POWER7 probably has other inputs, but we don't care about them
   2405      * for any existing machine.  We can wire these up when we need
   2406      * them
   2407      */
   2408     POWER7_INPUT_NB,
   2409 };
   2410 
   2411 enum {
   2412     /* POWER9 input pins */
   2413     POWER9_INPUT_INT        = 0,
   2414     POWER9_INPUT_HINT       = 1,
   2415     POWER9_INPUT_NB,
   2416 };
   2417 #endif
   2418 
   2419 /* Hardware exceptions definitions */
   2420 enum {
   2421     /* External hardware exception sources */
   2422     PPC_INTERRUPT_RESET     = 0x00001,  /* Reset exception                    */
   2423     PPC_INTERRUPT_WAKEUP    = 0x00002,  /* Wakeup exception                   */
   2424     PPC_INTERRUPT_MCK       = 0x00004,  /* Machine check exception            */
   2425     PPC_INTERRUPT_EXT       = 0x00008,  /* External interrupt                 */
   2426     PPC_INTERRUPT_SMI       = 0x00010,  /* System management interrupt        */
   2427     PPC_INTERRUPT_CEXT      = 0x00020,  /* Critical external interrupt        */
   2428     PPC_INTERRUPT_DEBUG     = 0x00040,  /* External debug exception           */
   2429     PPC_INTERRUPT_THERM     = 0x00080,  /* Thermal exception                  */
   2430     /* Internal hardware exception sources */
   2431     PPC_INTERRUPT_DECR      = 0x00100, /* Decrementer exception               */
   2432     PPC_INTERRUPT_HDECR     = 0x00200, /* Hypervisor decrementer exception    */
   2433     PPC_INTERRUPT_PIT       = 0x00400, /* Programmable interval timer int.    */
   2434     PPC_INTERRUPT_FIT       = 0x00800, /* Fixed interval timer interrupt      */
   2435     PPC_INTERRUPT_WDT       = 0x01000, /* Watchdog timer interrupt            */
   2436     PPC_INTERRUPT_CDOORBELL = 0x02000, /* Critical doorbell interrupt         */
   2437     PPC_INTERRUPT_DOORBELL  = 0x04000, /* Doorbell interrupt                  */
   2438     PPC_INTERRUPT_PERFM     = 0x08000, /* Performance monitor interrupt       */
   2439     PPC_INTERRUPT_HMI       = 0x10000, /* Hypervisor Maintenance interrupt    */
   2440     PPC_INTERRUPT_HDOORBELL = 0x20000, /* Hypervisor Doorbell interrupt       */
   2441     PPC_INTERRUPT_HVIRT     = 0x40000, /* Hypervisor virtualization interrupt */
   2442     PPC_INTERRUPT_EBB       = 0x80000, /* Event-based Branch exception        */
   2443 };
   2444 
   2445 /* Processor Compatibility mask (PCR) */
   2446 enum {
   2447     PCR_COMPAT_2_05     = PPC_BIT(62),
   2448     PCR_COMPAT_2_06     = PPC_BIT(61),
   2449     PCR_COMPAT_2_07     = PPC_BIT(60),
   2450     PCR_COMPAT_3_00     = PPC_BIT(59),
   2451     PCR_COMPAT_3_10     = PPC_BIT(58),
   2452     PCR_VEC_DIS         = PPC_BIT(0), /* Vec. disable (bit NA since POWER8) */
   2453     PCR_VSX_DIS         = PPC_BIT(1), /* VSX disable (bit NA since POWER8) */
   2454     PCR_TM_DIS          = PPC_BIT(2), /* Trans. memory disable (POWER8) */
   2455 };
   2456 
   2457 /* HMER/HMEER */
   2458 enum {
   2459     HMER_MALFUNCTION_ALERT      = PPC_BIT(0),
   2460     HMER_PROC_RECV_DONE         = PPC_BIT(2),
   2461     HMER_PROC_RECV_ERROR_MASKED = PPC_BIT(3),
   2462     HMER_TFAC_ERROR             = PPC_BIT(4),
   2463     HMER_TFMR_PARITY_ERROR      = PPC_BIT(5),
   2464     HMER_XSCOM_FAIL             = PPC_BIT(8),
   2465     HMER_XSCOM_DONE             = PPC_BIT(9),
   2466     HMER_PROC_RECV_AGAIN        = PPC_BIT(11),
   2467     HMER_WARN_RISE              = PPC_BIT(14),
   2468     HMER_WARN_FALL              = PPC_BIT(15),
   2469     HMER_SCOM_FIR_HMI           = PPC_BIT(16),
   2470     HMER_TRIG_FIR_HMI           = PPC_BIT(17),
   2471     HMER_HYP_RESOURCE_ERR       = PPC_BIT(20),
   2472     HMER_XSCOM_STATUS_MASK      = PPC_BITMASK(21, 23),
   2473 };
   2474 
   2475 /*****************************************************************************/
   2476 
   2477 #define is_isa300(ctx) (!!(ctx->insns_flags2 & PPC2_ISA300))
   2478 target_ulong cpu_read_xer(const CPUPPCState *env);
   2479 void cpu_write_xer(CPUPPCState *env, target_ulong xer);
   2480 
   2481 /*
   2482  * All 64-bit server processors compliant with arch 2.x, ie. 970 and newer,
   2483  * have PPC_SEGMENT_64B.
   2484  */
   2485 #define is_book3s_arch2x(ctx) (!!((ctx)->insns_flags & PPC_SEGMENT_64B))
   2486 
   2487 #ifdef CONFIG_DEBUG_TCG
   2488 void cpu_get_tb_cpu_state(CPUPPCState *env, target_ulong *pc,
   2489                           target_ulong *cs_base, uint32_t *flags);
   2490 #else
   2491 static inline void cpu_get_tb_cpu_state(CPUPPCState *env, target_ulong *pc,
   2492                                         target_ulong *cs_base, uint32_t *flags)
   2493 {
   2494     *pc = env->nip;
   2495     *cs_base = 0;
   2496     *flags = env->hflags;
   2497 }
   2498 #endif
   2499 
   2500 G_NORETURN void raise_exception(CPUPPCState *env, uint32_t exception);
   2501 G_NORETURN void raise_exception_ra(CPUPPCState *env, uint32_t exception,
   2502                                    uintptr_t raddr);
   2503 G_NORETURN void raise_exception_err(CPUPPCState *env, uint32_t exception,
   2504                                     uint32_t error_code);
   2505 G_NORETURN void raise_exception_err_ra(CPUPPCState *env, uint32_t exception,
   2506                                        uint32_t error_code, uintptr_t raddr);
   2507 
   2508 /* PERFM EBB helper*/
   2509 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
   2510 void raise_ebb_perfm_exception(CPUPPCState *env);
   2511 #endif
   2512 
   2513 #if !defined(CONFIG_USER_ONLY)
   2514 static inline int booke206_tlbm_id(CPUPPCState *env, ppcmas_tlb_t *tlbm)
   2515 {
   2516     uintptr_t tlbml = (uintptr_t)tlbm;
   2517     uintptr_t tlbl = (uintptr_t)env->tlb.tlbm;
   2518 
   2519     return (tlbml - tlbl) / sizeof(env->tlb.tlbm[0]);
   2520 }
   2521 
   2522 static inline int booke206_tlb_size(CPUPPCState *env, int tlbn)
   2523 {
   2524     uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
   2525     int r = tlbncfg & TLBnCFG_N_ENTRY;
   2526     return r;
   2527 }
   2528 
   2529 static inline int booke206_tlb_ways(CPUPPCState *env, int tlbn)
   2530 {
   2531     uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
   2532     int r = tlbncfg >> TLBnCFG_ASSOC_SHIFT;
   2533     return r;
   2534 }
   2535 
   2536 static inline int booke206_tlbm_to_tlbn(CPUPPCState *env, ppcmas_tlb_t *tlbm)
   2537 {
   2538     int id = booke206_tlbm_id(env, tlbm);
   2539     int end = 0;
   2540     int i;
   2541 
   2542     for (i = 0; i < BOOKE206_MAX_TLBN; i++) {
   2543         end += booke206_tlb_size(env, i);
   2544         if (id < end) {
   2545             return i;
   2546         }
   2547     }
   2548 
   2549     cpu_abort(env_cpu(env), "Unknown TLBe: %d\n", id);
   2550     return 0;
   2551 }
   2552 
   2553 static inline int booke206_tlbm_to_way(CPUPPCState *env, ppcmas_tlb_t *tlb)
   2554 {
   2555     int tlbn = booke206_tlbm_to_tlbn(env, tlb);
   2556     int tlbid = booke206_tlbm_id(env, tlb);
   2557     return tlbid & (booke206_tlb_ways(env, tlbn) - 1);
   2558 }
   2559 
   2560 static inline ppcmas_tlb_t *booke206_get_tlbm(CPUPPCState *env, const int tlbn,
   2561                                               target_ulong ea, int way)
   2562 {
   2563     int r;
   2564     uint32_t ways = booke206_tlb_ways(env, tlbn);
   2565     int ways_bits = ctz32(ways);
   2566     int tlb_bits = ctz32(booke206_tlb_size(env, tlbn));
   2567     int i;
   2568 
   2569     way &= ways - 1;
   2570     ea >>= MAS2_EPN_SHIFT;
   2571     ea &= (1 << (tlb_bits - ways_bits)) - 1;
   2572     r = (ea << ways_bits) | way;
   2573 
   2574     if (r >= booke206_tlb_size(env, tlbn)) {
   2575         return NULL;
   2576     }
   2577 
   2578     /* bump up to tlbn index */
   2579     for (i = 0; i < tlbn; i++) {
   2580         r += booke206_tlb_size(env, i);
   2581     }
   2582 
   2583     return &env->tlb.tlbm[r];
   2584 }
   2585 
   2586 /* returns bitmap of supported page sizes for a given TLB */
   2587 static inline uint32_t booke206_tlbnps(CPUPPCState *env, const int tlbn)
   2588 {
   2589     uint32_t ret = 0;
   2590 
   2591     if ((env->spr[SPR_MMUCFG] & MMUCFG_MAVN) == MMUCFG_MAVN_V2) {
   2592         /* MAV2 */
   2593         ret = env->spr[SPR_BOOKE_TLB0PS + tlbn];
   2594     } else {
   2595         uint32_t tlbncfg = env->spr[SPR_BOOKE_TLB0CFG + tlbn];
   2596         uint32_t min = (tlbncfg & TLBnCFG_MINSIZE) >> TLBnCFG_MINSIZE_SHIFT;
   2597         uint32_t max = (tlbncfg & TLBnCFG_MAXSIZE) >> TLBnCFG_MAXSIZE_SHIFT;
   2598         int i;
   2599         for (i = min; i <= max; i++) {
   2600             ret |= (1 << (i << 1));
   2601         }
   2602     }
   2603 
   2604     return ret;
   2605 }
   2606 
   2607 static inline void booke206_fixed_size_tlbn(CPUPPCState *env, const int tlbn,
   2608                                             ppcmas_tlb_t *tlb)
   2609 {
   2610     uint8_t i;
   2611     int32_t tsize = -1;
   2612 
   2613     for (i = 0; i < 32; i++) {
   2614         if ((env->spr[SPR_BOOKE_TLB0PS + tlbn]) & (1ULL << i)) {
   2615             if (tsize == -1) {
   2616                 tsize = i;
   2617             } else {
   2618                 return;
   2619             }
   2620         }
   2621     }
   2622 
   2623     /* TLBnPS unimplemented? Odd.. */
   2624     assert(tsize != -1);
   2625     tlb->mas1 &= ~MAS1_TSIZE_MASK;
   2626     tlb->mas1 |= ((uint32_t)tsize) << MAS1_TSIZE_SHIFT;
   2627 }
   2628 
   2629 #endif
   2630 
   2631 static inline bool msr_is_64bit(CPUPPCState *env, target_ulong msr)
   2632 {
   2633     if (env->mmu_model == POWERPC_MMU_BOOKE206) {
   2634         return msr & (1ULL << MSR_CM);
   2635     }
   2636 
   2637     return msr & (1ULL << MSR_SF);
   2638 }
   2639 
   2640 /**
   2641  * Check whether register rx is in the range between start and
   2642  * start + nregs (as needed by the LSWX and LSWI instructions)
   2643  */
   2644 static inline bool lsw_reg_in_range(int start, int nregs, int rx)
   2645 {
   2646     return (start + nregs <= 32 && rx >= start && rx < start + nregs) ||
   2647            (start + nregs > 32 && (rx >= start || rx < start + nregs - 32));
   2648 }
   2649 
   2650 /* Accessors for FP, VMX and VSX registers */
   2651 #if HOST_BIG_ENDIAN
   2652 #define VsrB(i) u8[i]
   2653 #define VsrSB(i) s8[i]
   2654 #define VsrH(i) u16[i]
   2655 #define VsrSH(i) s16[i]
   2656 #define VsrW(i) u32[i]
   2657 #define VsrSW(i) s32[i]
   2658 #define VsrD(i) u64[i]
   2659 #define VsrSD(i) s64[i]
   2660 #define VsrHF(i) f16[i]
   2661 #define VsrSF(i) f32[i]
   2662 #define VsrDF(i) f64[i]
   2663 #else
   2664 #define VsrB(i) u8[15 - (i)]
   2665 #define VsrSB(i) s8[15 - (i)]
   2666 #define VsrH(i) u16[7 - (i)]
   2667 #define VsrSH(i) s16[7 - (i)]
   2668 #define VsrW(i) u32[3 - (i)]
   2669 #define VsrSW(i) s32[3 - (i)]
   2670 #define VsrD(i) u64[1 - (i)]
   2671 #define VsrSD(i) s64[1 - (i)]
   2672 #define VsrHF(i) f16[7 - (i)]
   2673 #define VsrSF(i) f32[3 - (i)]
   2674 #define VsrDF(i) f64[1 - (i)]
   2675 #endif
   2676 
   2677 static inline int vsr64_offset(int i, bool high)
   2678 {
   2679     return offsetof(CPUPPCState, vsr[i].VsrD(high ? 0 : 1));
   2680 }
   2681 
   2682 static inline int vsr_full_offset(int i)
   2683 {
   2684     return offsetof(CPUPPCState, vsr[i].u64[0]);
   2685 }
   2686 
   2687 static inline int acc_full_offset(int i)
   2688 {
   2689     return vsr_full_offset(i * 4);
   2690 }
   2691 
   2692 static inline int fpr_offset(int i)
   2693 {
   2694     return vsr64_offset(i, true);
   2695 }
   2696 
   2697 static inline uint64_t *cpu_fpr_ptr(CPUPPCState *env, int i)
   2698 {
   2699     return (uint64_t *)((uintptr_t)env + fpr_offset(i));
   2700 }
   2701 
   2702 static inline uint64_t *cpu_vsrl_ptr(CPUPPCState *env, int i)
   2703 {
   2704     return (uint64_t *)((uintptr_t)env + vsr64_offset(i, false));
   2705 }
   2706 
   2707 static inline long avr64_offset(int i, bool high)
   2708 {
   2709     return vsr64_offset(i + 32, high);
   2710 }
   2711 
   2712 static inline int avr_full_offset(int i)
   2713 {
   2714     return vsr_full_offset(i + 32);
   2715 }
   2716 
   2717 static inline ppc_avr_t *cpu_avr_ptr(CPUPPCState *env, int i)
   2718 {
   2719     return (ppc_avr_t *)((uintptr_t)env + avr_full_offset(i));
   2720 }
   2721 
   2722 static inline bool ppc_has_spr(PowerPCCPU *cpu, int spr)
   2723 {
   2724     /* We can test whether the SPR is defined by checking for a valid name */
   2725     return cpu->env.spr_cb[spr].name != NULL;
   2726 }
   2727 
   2728 #if !defined(CONFIG_USER_ONLY)
   2729 static inline bool ppc_interrupts_little_endian(PowerPCCPU *cpu, bool hv)
   2730 {
   2731     PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
   2732     CPUPPCState *env = &cpu->env;
   2733     bool ile;
   2734 
   2735     if (hv && env->has_hv_mode) {
   2736         if (is_isa300(pcc)) {
   2737             ile = !!(env->spr[SPR_HID0] & HID0_POWER9_HILE);
   2738         } else {
   2739             ile = !!(env->spr[SPR_HID0] & HID0_HILE);
   2740         }
   2741 
   2742     } else if (pcc->lpcr_mask & LPCR_ILE) {
   2743         ile = !!(env->spr[SPR_LPCR] & LPCR_ILE);
   2744     } else {
   2745         ile = FIELD_EX64(env->msr, MSR, ILE);
   2746     }
   2747 
   2748     return ile;
   2749 }
   2750 #endif
   2751 
   2752 void dump_mmu(CPUPPCState *env);
   2753 
   2754 void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len);
   2755 void ppc_store_vscr(CPUPPCState *env, uint32_t vscr);
   2756 uint32_t ppc_get_vscr(CPUPPCState *env);
   2757 
   2758 /*****************************************************************************/
   2759 /* Power management enable checks                                            */
   2760 static inline int check_pow_none(CPUPPCState *env)
   2761 {
   2762     return 0;
   2763 }
   2764 
   2765 static inline int check_pow_nocheck(CPUPPCState *env)
   2766 {
   2767     return 1;
   2768 }
   2769 
   2770 /*****************************************************************************/
   2771 /* PowerPC implementations definitions                                       */
   2772 
   2773 #define POWERPC_FAMILY(_name)                                               \
   2774     static void                                                             \
   2775     glue(glue(ppc_, _name), _cpu_family_class_init)(ObjectClass *, void *); \
   2776                                                                             \
   2777     static const TypeInfo                                                   \
   2778     glue(glue(ppc_, _name), _cpu_family_type_info) = {                      \
   2779         .name = stringify(_name) "-family-" TYPE_POWERPC_CPU,               \
   2780         .parent = TYPE_POWERPC_CPU,                                         \
   2781         .abstract = true,                                                   \
   2782         .class_init = glue(glue(ppc_, _name), _cpu_family_class_init),      \
   2783     };                                                                      \
   2784                                                                             \
   2785     static void glue(glue(ppc_, _name), _cpu_family_register_types)(void)   \
   2786     {                                                                       \
   2787         type_register_static(                                               \
   2788             &glue(glue(ppc_, _name), _cpu_family_type_info));               \
   2789     }                                                                       \
   2790                                                                             \
   2791     type_init(glue(glue(ppc_, _name), _cpu_family_register_types))          \
   2792                                                                             \
   2793     static void glue(glue(ppc_, _name), _cpu_family_class_init)
   2794 
   2795 
   2796 #endif /* PPC_CPU_H */