hw/arm/smmuv3-internal.h

   1 /*
   2  * ARM SMMUv3 support - Internal API
   3  *
   4  * Copyright (C) 2014-2016 Broadcom Corporation
   5  * Copyright (c) 2017 Red Hat, Inc.
   6  * Written by Prem Mallappa, Eric Auger
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #ifndef HW_ARM_SMMUV3_INTERNAL_H
  22 #define HW_ARM_SMMUV3_INTERNAL_H
  23
  24 #include "hw/registerfields.h"
  25 #include "hw/arm/smmu-common.h"
  26
  27 typedef enum SMMUTranslationStatus {
  28     SMMU_TRANS_DISABLE,
  29     SMMU_TRANS_ABORT,
  30     SMMU_TRANS_BYPASS,
  31     SMMU_TRANS_ERROR,
  32     SMMU_TRANS_SUCCESS,
  33 } SMMUTranslationStatus;
  34
  35 typedef enum SMMUTranslationClass {
  36     SMMU_CLASS_CD,
  37     SMMU_CLASS_TT,
  38     SMMU_CLASS_IN,
  39 } SMMUTranslationClass;
  40
  41 /* MMIO Registers */
  42
  43 REG32(IDR0,                0x0)
  44     FIELD(IDR0, S2P,         0 , 1)
  45     FIELD(IDR0, S1P,         1 , 1)
  46     FIELD(IDR0, TTF,         2 , 2)
  47     FIELD(IDR0, COHACC,      4 , 1)
  48     FIELD(IDR0, BTM,         5 , 1)
  49     FIELD(IDR0, HTTU,        6 , 2)
  50     FIELD(IDR0, DORMHINT,    8 , 1)
  51     FIELD(IDR0, HYP,         9 , 1)
  52     FIELD(IDR0, ATS,         10, 1)
  53     FIELD(IDR0, NS1ATS,      11, 1)
  54     FIELD(IDR0, ASID16,      12, 1)
  55     FIELD(IDR0, MSI,         13, 1)
  56     FIELD(IDR0, SEV,         14, 1)
  57     FIELD(IDR0, ATOS,        15, 1)
  58     FIELD(IDR0, PRI,         16, 1)
  59     FIELD(IDR0, VMW,         17, 1)
  60     FIELD(IDR0, VMID16,      18, 1)
  61     FIELD(IDR0, CD2L,        19, 1)
  62     FIELD(IDR0, VATOS,       20, 1)
  63     FIELD(IDR0, TTENDIAN,    21, 2)
  64     FIELD(IDR0, ATSRECERR,   23, 1)
  65     FIELD(IDR0, STALL_MODEL, 24, 2)
  66     FIELD(IDR0, TERM_MODEL,  26, 1)
  67     FIELD(IDR0, STLEVEL,     27, 2)
  68     FIELD(IDR0, RME_IMPL,    30, 1)
  69
  70 REG32(IDR1,                0x4)
  71     FIELD(IDR1, SIDSIZE,      0 , 6)
  72     FIELD(IDR1, SSIDSIZE,     6 , 5)
  73     FIELD(IDR1, PRIQS,        11, 5)
  74     FIELD(IDR1, EVENTQS,      16, 5)
  75     FIELD(IDR1, CMDQS,        21, 5)
  76     FIELD(IDR1, ATTR_PERMS_OVR, 26, 1)
  77     FIELD(IDR1, ATTR_TYPES_OVR, 27, 1)
  78     FIELD(IDR1, REL,          28, 1)
  79     FIELD(IDR1, QUEUES_PRESET, 29, 1)
  80     FIELD(IDR1, TABLES_PRESET, 30, 1)
  81     FIELD(IDR1, ECMDQ,        31, 1)
  82
  83 #define SMMU_IDR1_SIDSIZE 16
  84 #define SMMU_CMDQS   19
  85 #define SMMU_EVENTQS 19
  86
  87 REG32(IDR2,                0x8)
  88      FIELD(IDR2, BA_VATOS, 0, 10)
  89
  90 REG32(IDR3,                0xc)
  91      FIELD(IDR3, HAD,         2, 1);
  92      FIELD(IDR3, PBHA,        3, 1);
  93      FIELD(IDR3, XNX,         4, 1);
  94      FIELD(IDR3, PPS,         5, 1);
  95      FIELD(IDR3, MPAM,        7, 1);
  96      FIELD(IDR3, FWB,         8, 1);
  97      FIELD(IDR3, STT,         9, 1);
  98      FIELD(IDR3, RIL,        10, 1);
  99      FIELD(IDR3, BBML,       11, 2);
 100      FIELD(IDR3, E0PD,       13, 1);
 101      FIELD(IDR3, PTWNNC,     14, 1);
 102      FIELD(IDR3, DPT,        15, 1);
 103
 104 REG32(IDR4,                0x10)
 105
 106 REG32(IDR5,                0x14)
 107      FIELD(IDR5, OAS,         0, 3);
 108      FIELD(IDR5, GRAN4K,      4, 1);
 109      FIELD(IDR5, GRAN16K,     5, 1);
 110      FIELD(IDR5, GRAN64K,     6, 1);
 111      FIELD(IDR5, VAX,        10, 2);
 112      FIELD(IDR5, STALL_MAX,  16, 16);
 113
 114 #define SMMU_IDR5_OAS 4
 115
 116 REG32(IIDR,                0x18)
 117 REG32(AIDR,                0x1c)
 118 REG32(CR0,                 0x20)
 119     FIELD(CR0, SMMU_ENABLE,   0, 1)
 120     FIELD(CR0, EVENTQEN,      2, 1)
 121     FIELD(CR0, CMDQEN,        3, 1)
 122
 123 #define SMMU_CR0_RESERVED 0xFFFFFC20
 124
 125 REG32(CR0ACK,              0x24)
 126 REG32(CR1,                 0x28)
 127 REG32(CR2,                 0x2c)
 128 REG32(STATUSR,             0x40)
 129 REG32(GBPA,                0x44)
 130     FIELD(GBPA, ABORT,        20, 1)
 131     FIELD(GBPA, UPDATE,       31, 1)
 132
 133 /* Use incoming. */
 134 #define SMMU_GBPA_RESET_VAL 0x1000
 135
 136 REG32(IRQ_CTRL,            0x50)
 137     FIELD(IRQ_CTRL, GERROR_IRQEN,        0, 1)
 138     FIELD(IRQ_CTRL, PRI_IRQEN,           1, 1)
 139     FIELD(IRQ_CTRL, EVENTQ_IRQEN,        2, 1)
 140
 141 REG32(IRQ_CTRL_ACK,        0x54)
 142 REG32(GERROR,              0x60)
 143     FIELD(GERROR, CMDQ_ERR,           0, 1)
 144     FIELD(GERROR, EVENTQ_ABT_ERR,     2, 1)
 145     FIELD(GERROR, PRIQ_ABT_ERR,       3, 1)
 146     FIELD(GERROR, MSI_CMDQ_ABT_ERR,   4, 1)
 147     FIELD(GERROR, MSI_EVENTQ_ABT_ERR, 5, 1)
 148     FIELD(GERROR, MSI_PRIQ_ABT_ERR,   6, 1)
 149     FIELD(GERROR, MSI_GERROR_ABT_ERR, 7, 1)
 150     FIELD(GERROR, MSI_SFM_ERR,        8, 1)
 151
 152 REG32(GERRORN,             0x64)
 153
 154 #define A_GERROR_IRQ_CFG0  0x68 /* 64b */
 155 REG32(GERROR_IRQ_CFG1, 0x70)
 156 REG32(GERROR_IRQ_CFG2, 0x74)
 157
 158 #define A_STRTAB_BASE      0x80 /* 64b */
 159
 160 #define SMMU_BASE_ADDR_MASK 0xfffffffffffc0
 161
 162 REG32(STRTAB_BASE_CFG,     0x88)
 163     FIELD(STRTAB_BASE_CFG, FMT,      16, 2)
 164     FIELD(STRTAB_BASE_CFG, SPLIT,    6 , 5)
 165     FIELD(STRTAB_BASE_CFG, LOG2SIZE, 0 , 6)
 166
 167 #define A_CMDQ_BASE        0x90 /* 64b */
 168 REG32(CMDQ_PROD,           0x98)
 169 REG32(CMDQ_CONS,           0x9c)
 170     FIELD(CMDQ_CONS, ERR, 24, 7)
 171
 172 #define A_EVENTQ_BASE      0xa0 /* 64b */
 173 REG32(EVENTQ_PROD,         0xa8)
 174 REG32(EVENTQ_CONS,         0xac)
 175
 176 #define A_EVENTQ_IRQ_CFG0  0xb0 /* 64b */
 177 REG32(EVENTQ_IRQ_CFG1,     0xb8)
 178 REG32(EVENTQ_IRQ_CFG2,     0xbc)
 179
 180 #define A_IDREGS           0xfd0
 181
 182 static inline int smmu_enabled(SMMUv3State *s)
 183 {
 184     return FIELD_EX32(s->cr[0], CR0, SMMU_ENABLE);
 185 }
 186
 187 /* Command Queue Entry */
 188 typedef struct Cmd {
 189     uint32_t word[4];
 190 } Cmd;
 191
 192 /* Event Queue Entry */
 193 typedef struct Evt  {
 194     uint32_t word[8];
 195 } Evt;
 196
 197 static inline uint32_t smmuv3_idreg(int regoffset)
 198 {
 199     /*
 200      * Return the value of the Primecell/Corelink ID registers at the
 201      * specified offset from the first ID register.
 202      * These value indicate an ARM implementation of MMU600 p1
 203      */
 204     static const uint8_t smmuv3_ids[] = {
 205         0x04, 0, 0, 0, 0x84, 0xB4, 0xF0, 0x10, 0x0D, 0xF0, 0x05, 0xB1
 206     };
 207     return smmuv3_ids[regoffset / 4];
 208 }
 209
 210 static inline bool smmuv3_eventq_irq_enabled(SMMUv3State *s)
 211 {
 212     return FIELD_EX32(s->irq_ctrl, IRQ_CTRL, EVENTQ_IRQEN);
 213 }
 214
 215 static inline bool smmuv3_gerror_irq_enabled(SMMUv3State *s)
 216 {
 217     return FIELD_EX32(s->irq_ctrl, IRQ_CTRL, GERROR_IRQEN);
 218 }
 219
 220 /* Queue Handling */
 221
 222 #define Q_BASE(q)          ((q)->base & SMMU_BASE_ADDR_MASK)
 223 #define WRAP_MASK(q)       (1 << (q)->log2size)
 224 #define INDEX_MASK(q)      (((1 << (q)->log2size)) - 1)
 225 #define WRAP_INDEX_MASK(q) ((1 << ((q)->log2size + 1)) - 1)
 226
 227 #define Q_CONS(q) ((q)->cons & INDEX_MASK(q))
 228 #define Q_PROD(q) ((q)->prod & INDEX_MASK(q))
 229
 230 #define Q_CONS_ENTRY(q)  (Q_BASE(q) + (q)->entry_size * Q_CONS(q))
 231 #define Q_PROD_ENTRY(q)  (Q_BASE(q) + (q)->entry_size * Q_PROD(q))
 232
 233 #define Q_CONS_WRAP(q) (((q)->cons & WRAP_MASK(q)) >> (q)->log2size)
 234 #define Q_PROD_WRAP(q) (((q)->prod & WRAP_MASK(q)) >> (q)->log2size)
 235
 236 static inline bool smmuv3_q_full(SMMUQueue *q)
 237 {
 238     return ((q->cons ^ q->prod) & WRAP_INDEX_MASK(q)) == WRAP_MASK(q);
 239 }
 240
 241 static inline bool smmuv3_q_empty(SMMUQueue *q)
 242 {
 243     return (q->cons & WRAP_INDEX_MASK(q)) == (q->prod & WRAP_INDEX_MASK(q));
 244 }
 245
 246 static inline void queue_prod_incr(SMMUQueue *q)
 247 {
 248     q->prod = (q->prod + 1) & WRAP_INDEX_MASK(q);
 249 }
 250
 251 static inline void queue_cons_incr(SMMUQueue *q)
 252 {
 253     /*
 254      * We have to use deposit for the CONS registers to preserve
 255      * the ERR field in the high bits.
 256      */
 257     q->cons = deposit32(q->cons, 0, q->log2size + 1, q->cons + 1);
 258 }
 259
 260 static inline bool smmuv3_cmdq_enabled(SMMUv3State *s)
 261 {
 262     return FIELD_EX32(s->cr[0], CR0, CMDQEN);
 263 }
 264
 265 static inline bool smmuv3_eventq_enabled(SMMUv3State *s)
 266 {
 267     return FIELD_EX32(s->cr[0], CR0, EVENTQEN);
 268 }
 269
 270 static inline void smmu_write_cmdq_err(SMMUv3State *s, uint32_t err_type)
 271 {
 272     s->cmdq.cons = FIELD_DP32(s->cmdq.cons, CMDQ_CONS, ERR, err_type);
 273 }
 274
 275 /* Commands */
 276
 277 typedef enum SMMUCommandType {
 278     SMMU_CMD_NONE            = 0x00,
 279     SMMU_CMD_PREFETCH_CONFIG       ,
 280     SMMU_CMD_PREFETCH_ADDR,
 281     SMMU_CMD_CFGI_STE,
 282     SMMU_CMD_CFGI_STE_RANGE,
 283     SMMU_CMD_CFGI_CD,
 284     SMMU_CMD_CFGI_CD_ALL,
 285     SMMU_CMD_CFGI_ALL,
 286     SMMU_CMD_TLBI_NH_ALL     = 0x10,
 287     SMMU_CMD_TLBI_NH_ASID,
 288     SMMU_CMD_TLBI_NH_VA,
 289     SMMU_CMD_TLBI_NH_VAA,
 290     SMMU_CMD_TLBI_EL3_ALL    = 0x18,
 291     SMMU_CMD_TLBI_EL3_VA     = 0x1a,
 292     SMMU_CMD_TLBI_EL2_ALL    = 0x20,
 293     SMMU_CMD_TLBI_EL2_ASID,
 294     SMMU_CMD_TLBI_EL2_VA,
 295     SMMU_CMD_TLBI_EL2_VAA,
 296     SMMU_CMD_TLBI_S12_VMALL  = 0x28,
 297     SMMU_CMD_TLBI_S2_IPA     = 0x2a,
 298     SMMU_CMD_TLBI_NSNH_ALL   = 0x30,
 299     SMMU_CMD_ATC_INV         = 0x40,
 300     SMMU_CMD_PRI_RESP,
 301     SMMU_CMD_RESUME          = 0x44,
 302     SMMU_CMD_STALL_TERM,
 303     SMMU_CMD_SYNC,
 304 } SMMUCommandType;
 305
 306 static const char *cmd_stringify[] = {
 307     [SMMU_CMD_PREFETCH_CONFIG] = "SMMU_CMD_PREFETCH_CONFIG",
 308     [SMMU_CMD_PREFETCH_ADDR]   = "SMMU_CMD_PREFETCH_ADDR",
 309     [SMMU_CMD_CFGI_STE]        = "SMMU_CMD_CFGI_STE",
 310     [SMMU_CMD_CFGI_STE_RANGE]  = "SMMU_CMD_CFGI_STE_RANGE",
 311     [SMMU_CMD_CFGI_CD]         = "SMMU_CMD_CFGI_CD",
 312     [SMMU_CMD_CFGI_CD_ALL]     = "SMMU_CMD_CFGI_CD_ALL",
 313     [SMMU_CMD_CFGI_ALL]        = "SMMU_CMD_CFGI_ALL",
 314     [SMMU_CMD_TLBI_NH_ALL]     = "SMMU_CMD_TLBI_NH_ALL",
 315     [SMMU_CMD_TLBI_NH_ASID]    = "SMMU_CMD_TLBI_NH_ASID",
 316     [SMMU_CMD_TLBI_NH_VA]      = "SMMU_CMD_TLBI_NH_VA",
 317     [SMMU_CMD_TLBI_NH_VAA]     = "SMMU_CMD_TLBI_NH_VAA",
 318     [SMMU_CMD_TLBI_EL3_ALL]    = "SMMU_CMD_TLBI_EL3_ALL",
 319     [SMMU_CMD_TLBI_EL3_VA]     = "SMMU_CMD_TLBI_EL3_VA",
 320     [SMMU_CMD_TLBI_EL2_ALL]    = "SMMU_CMD_TLBI_EL2_ALL",
 321     [SMMU_CMD_TLBI_EL2_ASID]   = "SMMU_CMD_TLBI_EL2_ASID",
 322     [SMMU_CMD_TLBI_EL2_VA]     = "SMMU_CMD_TLBI_EL2_VA",
 323     [SMMU_CMD_TLBI_EL2_VAA]    = "SMMU_CMD_TLBI_EL2_VAA",
 324     [SMMU_CMD_TLBI_S12_VMALL]  = "SMMU_CMD_TLBI_S12_VMALL",
 325     [SMMU_CMD_TLBI_S2_IPA]     = "SMMU_CMD_TLBI_S2_IPA",
 326     [SMMU_CMD_TLBI_NSNH_ALL]   = "SMMU_CMD_TLBI_NSNH_ALL",
 327     [SMMU_CMD_ATC_INV]         = "SMMU_CMD_ATC_INV",
 328     [SMMU_CMD_PRI_RESP]        = "SMMU_CMD_PRI_RESP",
 329     [SMMU_CMD_RESUME]          = "SMMU_CMD_RESUME",
 330     [SMMU_CMD_STALL_TERM]      = "SMMU_CMD_STALL_TERM",
 331     [SMMU_CMD_SYNC]            = "SMMU_CMD_SYNC",
 332 };
 333
 334 static inline const char *smmu_cmd_string(SMMUCommandType type)
 335 {
 336     if (type > SMMU_CMD_NONE && type < ARRAY_SIZE(cmd_stringify)) {
 337         return cmd_stringify[type] ? cmd_stringify[type] : "UNKNOWN";
 338     } else {
 339         return "INVALID";
 340     }
 341 }
 342
 343 /* CMDQ fields */
 344
 345 typedef enum {
 346     SMMU_CERROR_NONE = 0,
 347     SMMU_CERROR_ILL,
 348     SMMU_CERROR_ABT,
 349     SMMU_CERROR_ATC_INV_SYNC,
 350 } SMMUCmdError;
 351
 352 enum { /* Command completion notification */
 353     CMD_SYNC_SIG_NONE,
 354     CMD_SYNC_SIG_IRQ,
 355     CMD_SYNC_SIG_SEV,
 356 };
 357
 358 #define CMD_TYPE(x)         extract32((x)->word[0], 0 , 8)
 359 #define CMD_NUM(x)          extract32((x)->word[0], 12 , 5)
 360 #define CMD_SCALE(x)        extract32((x)->word[0], 20 , 5)
 361 #define CMD_SSEC(x)         extract32((x)->word[0], 10, 1)
 362 #define CMD_SSV(x)          extract32((x)->word[0], 11, 1)
 363 #define CMD_RESUME_AC(x)    extract32((x)->word[0], 12, 1)
 364 #define CMD_RESUME_AB(x)    extract32((x)->word[0], 13, 1)
 365 #define CMD_SYNC_CS(x)      extract32((x)->word[0], 12, 2)
 366 #define CMD_SSID(x)         extract32((x)->word[0], 12, 20)
 367 #define CMD_SID(x)          ((x)->word[1])
 368 #define CMD_VMID(x)         extract32((x)->word[1], 0 , 16)
 369 #define CMD_ASID(x)         extract32((x)->word[1], 16, 16)
 370 #define CMD_RESUME_STAG(x)  extract32((x)->word[2], 0 , 16)
 371 #define CMD_RESP(x)         extract32((x)->word[2], 11, 2)
 372 #define CMD_LEAF(x)         extract32((x)->word[2], 0 , 1)
 373 #define CMD_TTL(x)          extract32((x)->word[2], 8 , 2)
 374 #define CMD_TG(x)           extract32((x)->word[2], 10, 2)
 375 #define CMD_STE_RANGE(x)    extract32((x)->word[2], 0 , 5)
 376 #define CMD_ADDR(x)                             \
 377     (((uint64_t)((x)->word[3]) << 32) |         \
 378      ((extract64((x)->word[2], 12, 20)) << 12))
 379
 380 #define SMMU_FEATURE_2LVL_STE (1 << 0)
 381
 382 /* Events */
 383
 384 typedef enum SMMUEventType {
 385     SMMU_EVT_NONE               = 0x00,
 386     SMMU_EVT_F_UUT                    ,
 387     SMMU_EVT_C_BAD_STREAMID           ,
 388     SMMU_EVT_F_STE_FETCH              ,
 389     SMMU_EVT_C_BAD_STE                ,
 390     SMMU_EVT_F_BAD_ATS_TREQ           ,
 391     SMMU_EVT_F_STREAM_DISABLED        ,
 392     SMMU_EVT_F_TRANS_FORBIDDEN        ,
 393     SMMU_EVT_C_BAD_SUBSTREAMID        ,
 394     SMMU_EVT_F_CD_FETCH               ,
 395     SMMU_EVT_C_BAD_CD                 ,
 396     SMMU_EVT_F_WALK_EABT              ,
 397     SMMU_EVT_F_TRANSLATION      = 0x10,
 398     SMMU_EVT_F_ADDR_SIZE              ,
 399     SMMU_EVT_F_ACCESS                 ,
 400     SMMU_EVT_F_PERMISSION             ,
 401     SMMU_EVT_F_TLB_CONFLICT     = 0x20,
 402     SMMU_EVT_F_CFG_CONFLICT           ,
 403     SMMU_EVT_E_PAGE_REQ         = 0x24,
 404 } SMMUEventType;
 405
 406 static const char *event_stringify[] = {
 407     [SMMU_EVT_NONE]                     = "no recorded event",
 408     [SMMU_EVT_F_UUT]                    = "SMMU_EVT_F_UUT",
 409     [SMMU_EVT_C_BAD_STREAMID]           = "SMMU_EVT_C_BAD_STREAMID",
 410     [SMMU_EVT_F_STE_FETCH]              = "SMMU_EVT_F_STE_FETCH",
 411     [SMMU_EVT_C_BAD_STE]                = "SMMU_EVT_C_BAD_STE",
 412     [SMMU_EVT_F_BAD_ATS_TREQ]           = "SMMU_EVT_F_BAD_ATS_TREQ",
 413     [SMMU_EVT_F_STREAM_DISABLED]        = "SMMU_EVT_F_STREAM_DISABLED",
 414     [SMMU_EVT_F_TRANS_FORBIDDEN]        = "SMMU_EVT_F_TRANS_FORBIDDEN",
 415     [SMMU_EVT_C_BAD_SUBSTREAMID]        = "SMMU_EVT_C_BAD_SUBSTREAMID",
 416     [SMMU_EVT_F_CD_FETCH]               = "SMMU_EVT_F_CD_FETCH",
 417     [SMMU_EVT_C_BAD_CD]                 = "SMMU_EVT_C_BAD_CD",
 418     [SMMU_EVT_F_WALK_EABT]              = "SMMU_EVT_F_WALK_EABT",
 419     [SMMU_EVT_F_TRANSLATION]            = "SMMU_EVT_F_TRANSLATION",
 420     [SMMU_EVT_F_ADDR_SIZE]              = "SMMU_EVT_F_ADDR_SIZE",
 421     [SMMU_EVT_F_ACCESS]                 = "SMMU_EVT_F_ACCESS",
 422     [SMMU_EVT_F_PERMISSION]             = "SMMU_EVT_F_PERMISSION",
 423     [SMMU_EVT_F_TLB_CONFLICT]           = "SMMU_EVT_F_TLB_CONFLICT",
 424     [SMMU_EVT_F_CFG_CONFLICT]           = "SMMU_EVT_F_CFG_CONFLICT",
 425     [SMMU_EVT_E_PAGE_REQ]               = "SMMU_EVT_E_PAGE_REQ",
 426 };
 427
 428 static inline const char *smmu_event_string(SMMUEventType type)
 429 {
 430     if (type < ARRAY_SIZE(event_stringify)) {
 431         return event_stringify[type] ? event_stringify[type] : "UNKNOWN";
 432     } else {
 433         return "INVALID";
 434     }
 435 }
 436
 437 /*  Encode an event record */
 438 typedef struct SMMUEventInfo {
 439     SMMUEventType type;
 440     uint32_t sid;
 441     bool recorded;
 442     bool inval_ste_allowed;
 443     union {
 444         struct {
 445             uint32_t ssid;
 446             bool ssv;
 447             dma_addr_t addr;
 448             bool rnw;
 449             bool pnu;
 450             bool ind;
 451        } f_uut;
 452        struct SSIDInfo {
 453             uint32_t ssid;
 454             bool ssv;
 455        } c_bad_streamid;
 456        struct SSIDAddrInfo {
 457             uint32_t ssid;
 458             bool ssv;
 459             dma_addr_t addr;
 460        } f_ste_fetch;
 461        struct SSIDInfo c_bad_ste;
 462        struct {
 463             dma_addr_t addr;
 464             bool rnw;
 465        } f_transl_forbidden;
 466        struct {
 467             uint32_t ssid;
 468        } c_bad_substream;
 469        struct SSIDAddrInfo f_cd_fetch;
 470        struct SSIDInfo c_bad_cd;
 471        struct FullInfo {
 472             bool stall;
 473             uint16_t stag;
 474             uint32_t ssid;
 475             bool ssv;
 476             bool s2;
 477             dma_addr_t addr;
 478             bool rnw;
 479             bool pnu;
 480             bool ind;
 481             uint8_t class;
 482             dma_addr_t addr2;
 483        } f_walk_eabt;
 484        struct FullInfo f_translation;
 485        struct FullInfo f_addr_size;
 486        struct FullInfo f_access;
 487        struct FullInfo f_permission;
 488        struct SSIDInfo f_cfg_conflict;
 489        /**
 490         * not supported yet:
 491         * F_BAD_ATS_TREQ
 492         * F_BAD_ATS_TREQ
 493         * F_TLB_CONFLICT
 494         * E_PAGE_REQUEST
 495         * IMPDEF_EVENTn
 496         */
 497     } u;
 498 } SMMUEventInfo;
 499
 500 /* EVTQ fields */
 501
 502 #define EVT_Q_OVERFLOW        (1 << 31)
 503
 504 #define EVT_SET_TYPE(x, v)  ((x)->word[0] = deposit32((x)->word[0], 0 , 8 , v))
 505 #define EVT_SET_SSV(x, v)   ((x)->word[0] = deposit32((x)->word[0], 11, 1 , v))
 506 #define EVT_SET_SSID(x, v)  ((x)->word[0] = deposit32((x)->word[0], 12, 20, v))
 507 #define EVT_SET_SID(x, v)   ((x)->word[1] = v)
 508 #define EVT_SET_STAG(x, v)  ((x)->word[2] = deposit32((x)->word[2], 0 , 16, v))
 509 #define EVT_SET_STALL(x, v) ((x)->word[2] = deposit32((x)->word[2], 31, 1 , v))
 510 #define EVT_SET_PNU(x, v)   ((x)->word[3] = deposit32((x)->word[3], 1 , 1 , v))
 511 #define EVT_SET_IND(x, v)   ((x)->word[3] = deposit32((x)->word[3], 2 , 1 , v))
 512 #define EVT_SET_RNW(x, v)   ((x)->word[3] = deposit32((x)->word[3], 3 , 1 , v))
 513 #define EVT_SET_S2(x, v)    ((x)->word[3] = deposit32((x)->word[3], 7 , 1 , v))
 514 #define EVT_SET_CLASS(x, v) ((x)->word[3] = deposit32((x)->word[3], 8 , 2 , v))
 515 #define EVT_SET_ADDR(x, addr)                             \
 516     do {                                                  \
 517             (x)->word[5] = (uint32_t)(addr >> 32);        \
 518             (x)->word[4] = (uint32_t)(addr & 0xffffffff); \
 519     } while (0)
 520 #define EVT_SET_ADDR2(x, addr)                            \
 521     do {                                                  \
 522             (x)->word[7] = (uint32_t)(addr >> 32);        \
 523             (x)->word[6] = (uint32_t)(addr & 0xffffffff); \
 524     } while (0)
 525
 526 void smmuv3_record_event(SMMUv3State *s, SMMUEventInfo *event);
 527
 528 /* Configuration Data */
 529
 530 /* STE Level 1 Descriptor */
 531 typedef struct STEDesc {
 532     uint32_t word[2];
 533 } STEDesc;
 534
 535 /* CD Level 1 Descriptor */
 536 typedef struct CDDesc {
 537     uint32_t word[2];
 538 } CDDesc;
 539
 540 /* Stream Table Entry(STE) */
 541 typedef struct STE {
 542     uint32_t word[16];
 543 } STE;
 544
 545 /* Context Descriptor(CD) */
 546 typedef struct CD {
 547     uint32_t word[16];
 548 } CD;
 549
 550 /* STE fields */
 551
 552 #define STE_VALID(x)   extract32((x)->word[0], 0, 1)
 553
 554 #define STE_CONFIG(x)  extract32((x)->word[0], 1, 3)
 555 #define STE_CFG_S1_ENABLED(config) (config & 0x1)
 556 #define STE_CFG_S2_ENABLED(config) (config & 0x2)
 557 #define STE_CFG_ABORT(config)      (!(config & 0x4))
 558 #define STE_CFG_BYPASS(config)     (config == 0x4)
 559
 560 #define STE_S1FMT(x)       extract32((x)->word[0], 4 , 2)
 561 #define STE_S1CDMAX(x)     extract32((x)->word[1], 27, 5)
 562 #define STE_S1STALLD(x)    extract32((x)->word[2], 27, 1)
 563 #define STE_EATS(x)        extract32((x)->word[2], 28, 2)
 564 #define STE_STRW(x)        extract32((x)->word[2], 30, 2)
 565 #define STE_S2VMID(x)      extract32((x)->word[4], 0 , 16)
 566 #define STE_S2T0SZ(x)      extract32((x)->word[5], 0 , 6)
 567 #define STE_S2SL0(x)       extract32((x)->word[5], 6 , 2)
 568 #define STE_S2TG(x)        extract32((x)->word[5], 14, 2)
 569 #define STE_S2PS(x)        extract32((x)->word[5], 16, 3)
 570 #define STE_S2AA64(x)      extract32((x)->word[5], 19, 1)
 571 #define STE_S2ENDI(x)      extract32((x)->word[5], 20, 1)
 572 #define STE_S2AFFD(x)      extract32((x)->word[5], 21, 1)
 573 #define STE_S2HD(x)        extract32((x)->word[5], 23, 1)
 574 #define STE_S2HA(x)        extract32((x)->word[5], 24, 1)
 575 #define STE_S2S(x)         extract32((x)->word[5], 25, 1)
 576 #define STE_S2R(x)         extract32((x)->word[5], 26, 1)
 577
 578 #define STE_CTXPTR(x)                                   \
 579     ((extract64((x)->word[1], 0, 16) << 32) |           \
 580      ((x)->word[0] & 0xffffffc0))
 581
 582 #define STE_S2TTB(x)                                    \
 583     ((extract64((x)->word[7], 0, 16) << 32) |           \
 584      ((x)->word[6] & 0xfffffff0))
 585
 586 static inline int oas2bits(int oas_field)
 587 {
 588     switch (oas_field) {
 589     case 0:
 590         return 32;
 591     case 1:
 592         return 36;
 593     case 2:
 594         return 40;
 595     case 3:
 596         return 42;
 597     case 4:
 598         return 44;
 599     case 5:
 600         return 48;
 601     }
 602
 603     g_assert_not_reached();
 604 }
 605
 606 /* CD fields */
 607
 608 #define CD_VALID(x)   extract32((x)->word[0], 31, 1)
 609 #define CD_ASID(x)    extract32((x)->word[1], 16, 16)
 610 #define CD_TTB(x, sel)                                          \
 611     ((extract64((x)->word[(sel) * 2 + 3], 0, 19) << 32) |       \
 612      ((x)->word[(sel) * 2 + 2] & ~0xfULL))
 613
 614 #define CD_HAD(x, sel)   extract32((x)->word[(sel) * 2 + 2], 1, 1)
 615
 616 #define CD_TSZ(x, sel)   extract32((x)->word[0], (16 * (sel)) + 0, 6)
 617 #define CD_TG(x, sel)    extract32((x)->word[0], (16 * (sel)) + 6, 2)
 618 #define CD_EPD(x, sel)   extract32((x)->word[0], (16 * (sel)) + 14, 1)
 619 #define CD_ENDI(x)       extract32((x)->word[0], 15, 1)
 620 #define CD_IPS(x)        extract32((x)->word[1], 0 , 3)
 621 #define CD_AFFD(x)       extract32((x)->word[1], 3 , 1)
 622 #define CD_TBI(x)        extract32((x)->word[1], 6 , 2)
 623 #define CD_HD(x)         extract32((x)->word[1], 10 , 1)
 624 #define CD_HA(x)         extract32((x)->word[1], 11 , 1)
 625 #define CD_S(x)          extract32((x)->word[1], 12, 1)
 626 #define CD_R(x)          extract32((x)->word[1], 13, 1)
 627 #define CD_A(x)          extract32((x)->word[1], 14, 1)
 628 #define CD_AARCH64(x)    extract32((x)->word[1], 9 , 1)
 629
 630 /**
 631  * tg2granule - Decodes the CD translation granule size field according
 632  * to the ttbr in use
 633  * @bits: TG0/1 fields
 634  * @ttbr: ttbr index in use
 635  */
 636 static inline int tg2granule(int bits, int ttbr)
 637 {
 638     switch (bits) {
 639     case 0:
 640         return ttbr ? 0  : 12;
 641     case 1:
 642         return ttbr ? 14 : 16;
 643     case 2:
 644         return ttbr ? 12 : 14;
 645     case 3:
 646         return ttbr ? 16 :  0;
 647     default:
 648         return 0;
 649     }
 650 }
 651
 652 static inline uint64_t l1std_l2ptr(STEDesc *desc)
 653 {
 654     uint64_t hi, lo;
 655
 656     hi = desc->word[1];
 657     lo = desc->word[0] & ~0x1fULL;
 658     return hi << 32 | lo;
 659 }
 660
 661 #define L1STD_SPAN(stm) (extract32((stm)->word[0], 0, 5))
 662
 663 #endif