include/hw/acpi/acpi-defs.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11
  12  * You should have received a copy of the GNU General Public License along
  13  * with this program; if not, see <http://www.gnu.org/licenses/>.
  14  */
  15 #ifndef QEMU_ACPI_DEFS_H
  16 #define QEMU_ACPI_DEFS_H
  17
  18 enum {
  19     ACPI_FADT_F_WBINVD,
  20     ACPI_FADT_F_WBINVD_FLUSH,
  21     ACPI_FADT_F_PROC_C1,
  22     ACPI_FADT_F_P_LVL2_UP,
  23     ACPI_FADT_F_PWR_BUTTON,
  24     ACPI_FADT_F_SLP_BUTTON,
  25     ACPI_FADT_F_FIX_RTC,
  26     ACPI_FADT_F_RTC_S4,
  27     ACPI_FADT_F_TMR_VAL_EXT,
  28     ACPI_FADT_F_DCK_CAP,
  29     ACPI_FADT_F_RESET_REG_SUP,
  30     ACPI_FADT_F_SEALED_CASE,
  31     ACPI_FADT_F_HEADLESS,
  32     ACPI_FADT_F_CPU_SW_SLP,
  33     ACPI_FADT_F_PCI_EXP_WAK,
  34     ACPI_FADT_F_USE_PLATFORM_CLOCK,
  35     ACPI_FADT_F_S4_RTC_STS_VALID,
  36     ACPI_FADT_F_REMOTE_POWER_ON_CAPABLE,
  37     ACPI_FADT_F_FORCE_APIC_CLUSTER_MODEL,
  38     ACPI_FADT_F_FORCE_APIC_PHYSICAL_DESTINATION_MODE,
  39     ACPI_FADT_F_HW_REDUCED_ACPI,
  40     ACPI_FADT_F_LOW_POWER_S0_IDLE_CAPABLE,
  41 };
  42
  43 struct AcpiRsdpDescriptor {        /* Root System Descriptor Pointer */
  44     uint64_t signature;              /* ACPI signature, contains "RSD PTR " */
  45     uint8_t  checksum;               /* To make sum of struct == 0 */
  46     uint8_t  oem_id [6];             /* OEM identification */
  47     uint8_t  revision;               /* Must be 0 for 1.0, 2 for 2.0 */
  48     uint32_t rsdt_physical_address;  /* 32-bit physical address of RSDT */
  49     uint32_t length;                 /* XSDT Length in bytes including hdr */
  50     uint64_t xsdt_physical_address;  /* 64-bit physical address of XSDT */
  51     uint8_t  extended_checksum;      /* Checksum of entire table */
  52     uint8_t  reserved [3];           /* Reserved field must be 0 */
  53 } QEMU_PACKED;
  54 typedef struct AcpiRsdpDescriptor AcpiRsdpDescriptor;
  55
  56 /* Table structure from Linux kernel (the ACPI tables are under the
  57    BSD license) */
  58
  59
  60 #define ACPI_TABLE_HEADER_DEF   /* ACPI common table header */ \
  61     uint32_t signature;          /* ACPI signature (4 ASCII characters) */ \
  62     uint32_t length;                 /* Length of table, in bytes, including header */ \
  63     uint8_t  revision;               /* ACPI Specification minor version # */ \
  64     uint8_t  checksum;               /* To make sum of entire table == 0 */ \
  65     uint8_t  oem_id [6];             /* OEM identification */ \
  66     uint8_t  oem_table_id [8];       /* OEM table identification */ \
  67     uint32_t oem_revision;           /* OEM revision number */ \
  68     uint8_t  asl_compiler_id [4];    /* ASL compiler vendor ID */ \
  69     uint32_t asl_compiler_revision;  /* ASL compiler revision number */
  70
  71
  72 /* ACPI common table header */
  73 struct AcpiTableHeader {
  74     ACPI_TABLE_HEADER_DEF
  75 } QEMU_PACKED;
  76 typedef struct AcpiTableHeader AcpiTableHeader;
  77
  78 struct AcpiGenericAddress {
  79     uint8_t space_id;        /* Address space where struct or register exists */
  80     uint8_t bit_width;       /* Size in bits of given register */
  81     uint8_t bit_offset;      /* Bit offset within the register */
  82     uint8_t access_width;    /* ACPI 3.0: Minimum Access size (ACPI 3.0),
  83                                 ACPI 2.0: Reserved, Table 5-1 */
  84     uint64_t address;        /* 64-bit address of struct or register */
  85 } QEMU_PACKED;
  86
  87 typedef struct AcpiFadtData {
  88     struct AcpiGenericAddress pm1a_cnt;   /* PM1a_CNT_BLK */
  89     struct AcpiGenericAddress pm1a_evt;   /* PM1a_EVT_BLK */
  90     struct AcpiGenericAddress pm_tmr;    /* PM_TMR_BLK */
  91     struct AcpiGenericAddress gpe0_blk;  /* GPE0_BLK */
  92     struct AcpiGenericAddress reset_reg; /* RESET_REG */
  93     uint8_t reset_val;         /* RESET_VALUE */
  94     uint8_t  rev;              /* Revision */
  95     uint32_t flags;            /* Flags */
  96     uint32_t smi_cmd;          /* SMI_CMD */
  97     uint16_t sci_int;          /* SCI_INT */
  98     uint8_t  int_model;        /* INT_MODEL */
  99     uint8_t  acpi_enable_cmd;  /* ACPI_ENABLE */
 100     uint8_t  acpi_disable_cmd; /* ACPI_DISABLE */
 101     uint8_t  rtc_century;      /* CENTURY */
 102     uint16_t plvl2_lat;        /* P_LVL2_LAT */
 103     uint16_t plvl3_lat;        /* P_LVL3_LAT */
 104     uint16_t arm_boot_arch;    /* ARM_BOOT_ARCH */
 105     uint8_t minor_ver;         /* FADT Minor Version */
 106
 107     /*
 108      * respective tables offsets within ACPI_BUILD_TABLE_FILE,
 109      * NULL if table doesn't exist (in that case field's value
 110      * won't be patched by linker and will be kept set to 0)
 111      */
 112     unsigned *facs_tbl_offset; /* FACS offset in */
 113     unsigned *dsdt_tbl_offset;
 114     unsigned *xdsdt_tbl_offset;
 115 } AcpiFadtData;
 116
 117 #define ACPI_FADT_ARM_PSCI_COMPLIANT  (1 << 0)
 118 #define ACPI_FADT_ARM_PSCI_USE_HVC    (1 << 1)
 119
 120 /*
 121  * Serial Port Console Redirection Table (SPCR), Rev. 1.02
 122  *
 123  * For .interface_type see Debug Port Table 2 (DBG2) serial port
 124  * subtypes in Table 3, Rev. May 22, 2012
 125  */
 126 struct AcpiSerialPortConsoleRedirection {
 127     ACPI_TABLE_HEADER_DEF
 128     uint8_t  interface_type;
 129     uint8_t  reserved1[3];
 130     struct AcpiGenericAddress base_address;
 131     uint8_t  interrupt_types;
 132     uint8_t  irq;
 133     uint32_t gsi;
 134     uint8_t  baud;
 135     uint8_t  parity;
 136     uint8_t  stopbits;
 137     uint8_t  flowctrl;
 138     uint8_t  term_type;
 139     uint8_t  reserved2;
 140     uint16_t pci_device_id;
 141     uint16_t pci_vendor_id;
 142     uint8_t  pci_bus;
 143     uint8_t  pci_slot;
 144     uint8_t  pci_func;
 145     uint32_t pci_flags;
 146     uint8_t  pci_seg;
 147     uint32_t reserved3;
 148 } QEMU_PACKED;
 149 typedef struct AcpiSerialPortConsoleRedirection
 150                AcpiSerialPortConsoleRedirection;
 151
 152 /*
 153  * ACPI 1.0 Root System Description Table (RSDT)
 154  */
 155 struct AcpiRsdtDescriptorRev1 {
 156     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
 157     uint32_t table_offset_entry[0];  /* Array of pointers to other */
 158     /* ACPI tables */
 159 } QEMU_PACKED;
 160 typedef struct AcpiRsdtDescriptorRev1 AcpiRsdtDescriptorRev1;
 161
 162 /*
 163  * ACPI 2.0 eXtended System Description Table (XSDT)
 164  */
 165 struct AcpiXsdtDescriptorRev2 {
 166     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
 167     uint64_t table_offset_entry[0];  /* Array of pointers to other */
 168     /* ACPI tables */
 169 } QEMU_PACKED;
 170 typedef struct AcpiXsdtDescriptorRev2 AcpiXsdtDescriptorRev2;
 171
 172 /*
 173  * ACPI 1.0 Firmware ACPI Control Structure (FACS)
 174  */
 175 struct AcpiFacsDescriptorRev1 {
 176     uint32_t signature;           /* ACPI Signature */
 177     uint32_t length;                 /* Length of structure, in bytes */
 178     uint32_t hardware_signature;     /* Hardware configuration signature */
 179     uint32_t firmware_waking_vector; /* ACPI OS waking vector */
 180     uint32_t global_lock;            /* Global Lock */
 181     uint32_t flags;
 182     uint8_t  resverved3 [40];        /* Reserved - must be zero */
 183 } QEMU_PACKED;
 184 typedef struct AcpiFacsDescriptorRev1 AcpiFacsDescriptorRev1;
 185
 186 /*
 187  * Differentiated System Description Table (DSDT)
 188  */
 189
 190 /*
 191  * MADT values and structures
 192  */
 193
 194 /* Values for MADT PCATCompat */
 195
 196 #define ACPI_DUAL_PIC                0
 197 #define ACPI_MULTIPLE_APIC           1
 198
 199 /* Master MADT */
 200
 201 struct AcpiMultipleApicTable {
 202     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
 203     uint32_t local_apic_address;     /* Physical address of local APIC */
 204     uint32_t flags;
 205 } QEMU_PACKED;
 206 typedef struct AcpiMultipleApicTable AcpiMultipleApicTable;
 207
 208 /* Values for Type in APIC sub-headers */
 209
 210 #define ACPI_APIC_PROCESSOR          0
 211 #define ACPI_APIC_IO                 1
 212 #define ACPI_APIC_XRUPT_OVERRIDE     2
 213 #define ACPI_APIC_NMI                3
 214 #define ACPI_APIC_LOCAL_NMI          4
 215 #define ACPI_APIC_ADDRESS_OVERRIDE   5
 216 #define ACPI_APIC_IO_SAPIC           6
 217 #define ACPI_APIC_LOCAL_SAPIC        7
 218 #define ACPI_APIC_XRUPT_SOURCE       8
 219 #define ACPI_APIC_LOCAL_X2APIC       9
 220 #define ACPI_APIC_LOCAL_X2APIC_NMI      10
 221 #define ACPI_APIC_GENERIC_CPU_INTERFACE 11
 222 #define ACPI_APIC_GENERIC_DISTRIBUTOR   12
 223 #define ACPI_APIC_GENERIC_MSI_FRAME     13
 224 #define ACPI_APIC_GENERIC_REDISTRIBUTOR 14
 225 #define ACPI_APIC_GENERIC_TRANSLATOR    15
 226 #define ACPI_APIC_RESERVED              16   /* 16 and greater are reserved */
 227
 228 /*
 229  * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE)
 230  */
 231 #define ACPI_SUB_HEADER_DEF   /* Common ACPI sub-structure header */\
 232     uint8_t  type;                               \
 233     uint8_t  length;
 234
 235 /* Sub-structures for MADT */
 236
 237 struct AcpiMadtProcessorApic {
 238     ACPI_SUB_HEADER_DEF
 239     uint8_t  processor_id;           /* ACPI processor id */
 240     uint8_t  local_apic_id;          /* Processor's local APIC id */
 241     uint32_t flags;
 242 } QEMU_PACKED;
 243 typedef struct AcpiMadtProcessorApic AcpiMadtProcessorApic;
 244
 245 struct AcpiMadtIoApic {
 246     ACPI_SUB_HEADER_DEF
 247     uint8_t  io_apic_id;             /* I/O APIC ID */
 248     uint8_t  reserved;               /* Reserved - must be zero */
 249     uint32_t address;                /* APIC physical address */
 250     uint32_t interrupt;              /* Global system interrupt where INTI
 251                                  * lines start */
 252 } QEMU_PACKED;
 253 typedef struct AcpiMadtIoApic AcpiMadtIoApic;
 254
 255 struct AcpiMadtIntsrcovr {
 256     ACPI_SUB_HEADER_DEF
 257     uint8_t  bus;
 258     uint8_t  source;
 259     uint32_t gsi;
 260     uint16_t flags;
 261 } QEMU_PACKED;
 262 typedef struct AcpiMadtIntsrcovr AcpiMadtIntsrcovr;
 263
 264 struct AcpiMadtLocalNmi {
 265     ACPI_SUB_HEADER_DEF
 266     uint8_t  processor_id;           /* ACPI processor id */
 267     uint16_t flags;                  /* MPS INTI flags */
 268     uint8_t  lint;                   /* Local APIC LINT# */
 269 } QEMU_PACKED;
 270 typedef struct AcpiMadtLocalNmi AcpiMadtLocalNmi;
 271
 272 struct AcpiMadtProcessorX2Apic {
 273     ACPI_SUB_HEADER_DEF
 274     uint16_t reserved;
 275     uint32_t x2apic_id;              /* Processor's local x2APIC ID */
 276     uint32_t flags;
 277     uint32_t uid;                    /* Processor object _UID */
 278 } QEMU_PACKED;
 279 typedef struct AcpiMadtProcessorX2Apic AcpiMadtProcessorX2Apic;
 280
 281 struct AcpiMadtLocalX2ApicNmi {
 282     ACPI_SUB_HEADER_DEF
 283     uint16_t flags;                  /* MPS INTI flags */
 284     uint32_t uid;                    /* Processor object _UID */
 285     uint8_t  lint;                   /* Local APIC LINT# */
 286     uint8_t  reserved[3];            /* Local APIC LINT# */
 287 } QEMU_PACKED;
 288 typedef struct AcpiMadtLocalX2ApicNmi AcpiMadtLocalX2ApicNmi;
 289
 290 struct AcpiMadtGenericCpuInterface {
 291     ACPI_SUB_HEADER_DEF
 292     uint16_t reserved;
 293     uint32_t cpu_interface_number;
 294     uint32_t uid;
 295     uint32_t flags;
 296     uint32_t parking_version;
 297     uint32_t performance_interrupt;
 298     uint64_t parked_address;
 299     uint64_t base_address;
 300     uint64_t gicv_base_address;
 301     uint64_t gich_base_address;
 302     uint32_t vgic_interrupt;
 303     uint64_t gicr_base_address;
 304     uint64_t arm_mpidr;
 305 } QEMU_PACKED;
 306
 307 typedef struct AcpiMadtGenericCpuInterface AcpiMadtGenericCpuInterface;
 308
 309 /* GICC CPU Interface Flags */
 310 #define ACPI_MADT_GICC_ENABLED 1
 311
 312 struct AcpiMadtGenericDistributor {
 313     ACPI_SUB_HEADER_DEF
 314     uint16_t reserved;
 315     uint32_t gic_id;
 316     uint64_t base_address;
 317     uint32_t global_irq_base;
 318     /* ACPI 5.1 Errata 1228 Present GIC version in MADT table */
 319     uint8_t version;
 320     uint8_t reserved2[3];
 321 } QEMU_PACKED;
 322
 323 typedef struct AcpiMadtGenericDistributor AcpiMadtGenericDistributor;
 324
 325 struct AcpiMadtGenericMsiFrame {
 326     ACPI_SUB_HEADER_DEF
 327     uint16_t reserved;
 328     uint32_t gic_msi_frame_id;
 329     uint64_t base_address;
 330     uint32_t flags;
 331     uint16_t spi_count;
 332     uint16_t spi_base;
 333 } QEMU_PACKED;
 334
 335 typedef struct AcpiMadtGenericMsiFrame AcpiMadtGenericMsiFrame;
 336
 337 struct AcpiMadtGenericRedistributor {
 338     ACPI_SUB_HEADER_DEF
 339     uint16_t reserved;
 340     uint64_t base_address;
 341     uint32_t range_length;
 342 } QEMU_PACKED;
 343
 344 typedef struct AcpiMadtGenericRedistributor AcpiMadtGenericRedistributor;
 345
 346 struct AcpiMadtGenericTranslator {
 347     ACPI_SUB_HEADER_DEF
 348     uint16_t reserved;
 349     uint32_t translation_id;
 350     uint64_t base_address;
 351     uint32_t reserved2;
 352 } QEMU_PACKED;
 353
 354 typedef struct AcpiMadtGenericTranslator AcpiMadtGenericTranslator;
 355
 356 /*
 357  * Generic Timer Description Table (GTDT)
 358  */
 359 #define ACPI_GTDT_INTERRUPT_MODE_LEVEL    (0 << 0)
 360 #define ACPI_GTDT_INTERRUPT_MODE_EDGE     (1 << 0)
 361 #define ACPI_GTDT_CAP_ALWAYS_ON           (1 << 2)
 362
 363 struct AcpiGenericTimerTable {
 364     ACPI_TABLE_HEADER_DEF
 365     uint64_t counter_block_addresss;
 366     uint32_t reserved;
 367     uint32_t secure_el1_interrupt;
 368     uint32_t secure_el1_flags;
 369     uint32_t non_secure_el1_interrupt;
 370     uint32_t non_secure_el1_flags;
 371     uint32_t virtual_timer_interrupt;
 372     uint32_t virtual_timer_flags;
 373     uint32_t non_secure_el2_interrupt;
 374     uint32_t non_secure_el2_flags;
 375     uint64_t counter_read_block_address;
 376     uint32_t platform_timer_count;
 377     uint32_t platform_timer_offset;
 378 } QEMU_PACKED;
 379 typedef struct AcpiGenericTimerTable AcpiGenericTimerTable;
 380
 381 /*
 382  * HPET Description Table
 383  */
 384 struct Acpi20Hpet {
 385     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
 386     uint32_t           timer_block_id;
 387     struct AcpiGenericAddress addr;
 388     uint8_t            hpet_number;
 389     uint16_t           min_tick;
 390     uint8_t            page_protect;
 391 } QEMU_PACKED;
 392 typedef struct Acpi20Hpet Acpi20Hpet;
 393
 394 /*
 395  * SRAT (NUMA topology description) table
 396  */
 397
 398 struct AcpiSystemResourceAffinityTable {
 399     ACPI_TABLE_HEADER_DEF
 400     uint32_t    reserved1;
 401     uint32_t    reserved2[2];
 402 } QEMU_PACKED;
 403 typedef struct AcpiSystemResourceAffinityTable AcpiSystemResourceAffinityTable;
 404
 405 #define ACPI_SRAT_PROCESSOR_APIC     0
 406 #define ACPI_SRAT_MEMORY             1
 407 #define ACPI_SRAT_PROCESSOR_x2APIC   2
 408 #define ACPI_SRAT_PROCESSOR_GICC     3
 409
 410 struct AcpiSratProcessorAffinity {
 411     ACPI_SUB_HEADER_DEF
 412     uint8_t     proximity_lo;
 413     uint8_t     local_apic_id;
 414     uint32_t    flags;
 415     uint8_t     local_sapic_eid;
 416     uint8_t     proximity_hi[3];
 417     uint32_t    reserved;
 418 } QEMU_PACKED;
 419 typedef struct AcpiSratProcessorAffinity AcpiSratProcessorAffinity;
 420
 421 struct AcpiSratProcessorX2ApicAffinity {
 422     ACPI_SUB_HEADER_DEF
 423     uint16_t    reserved;
 424     uint32_t    proximity_domain;
 425     uint32_t    x2apic_id;
 426     uint32_t    flags;
 427     uint32_t    clk_domain;
 428     uint32_t    reserved2;
 429 } QEMU_PACKED;
 430 typedef struct AcpiSratProcessorX2ApicAffinity AcpiSratProcessorX2ApicAffinity;
 431
 432 struct AcpiSratMemoryAffinity {
 433     ACPI_SUB_HEADER_DEF
 434     uint32_t    proximity;
 435     uint16_t    reserved1;
 436     uint64_t    base_addr;
 437     uint64_t    range_length;
 438     uint32_t    reserved2;
 439     uint32_t    flags;
 440     uint32_t    reserved3[2];
 441 } QEMU_PACKED;
 442 typedef struct AcpiSratMemoryAffinity AcpiSratMemoryAffinity;
 443
 444 struct AcpiSratProcessorGiccAffinity {
 445     ACPI_SUB_HEADER_DEF
 446     uint32_t    proximity;
 447     uint32_t    acpi_processor_uid;
 448     uint32_t    flags;
 449     uint32_t    clock_domain;
 450 } QEMU_PACKED;
 451
 452 typedef struct AcpiSratProcessorGiccAffinity AcpiSratProcessorGiccAffinity;
 453
 454 /* PCI fw r3.0 MCFG table. */
 455 /* Subtable */
 456 struct AcpiMcfgAllocation {
 457     uint64_t address;                /* Base address, processor-relative */
 458     uint16_t pci_segment;            /* PCI segment group number */
 459     uint8_t start_bus_number;       /* Starting PCI Bus number */
 460     uint8_t end_bus_number;         /* Final PCI Bus number */
 461     uint32_t reserved;
 462 } QEMU_PACKED;
 463 typedef struct AcpiMcfgAllocation AcpiMcfgAllocation;
 464
 465 struct AcpiTableMcfg {
 466     ACPI_TABLE_HEADER_DEF;
 467     uint8_t reserved[8];
 468     AcpiMcfgAllocation allocation[0];
 469 } QEMU_PACKED;
 470 typedef struct AcpiTableMcfg AcpiTableMcfg;
 471
 472 /*
 473  * TCPA Description Table
 474  *
 475  * Following Level 00, Rev 00.37 of specs:
 476  * http://www.trustedcomputinggroup.org/resources/tcg_acpi_specification
 477  */
 478 struct Acpi20Tcpa {
 479     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
 480     uint16_t platform_class;
 481     uint32_t log_area_minimum_length;
 482     uint64_t log_area_start_address;
 483 } QEMU_PACKED;
 484 typedef struct Acpi20Tcpa Acpi20Tcpa;
 485
 486 /*
 487  * TPM2
 488  *
 489  * Following Version 1.2, Revision 8 of specs:
 490  * https://trustedcomputinggroup.org/tcg-acpi-specification/
 491  */
 492 struct Acpi20TPM2 {
 493     ACPI_TABLE_HEADER_DEF
 494     uint16_t platform_class;
 495     uint16_t reserved;
 496     uint64_t control_area_address;
 497     uint32_t start_method;
 498     uint8_t start_method_params[12];
 499     uint32_t log_area_minimum_length;
 500     uint64_t log_area_start_address;
 501 } QEMU_PACKED;
 502 typedef struct Acpi20TPM2 Acpi20TPM2;
 503
 504 /* DMAR - DMA Remapping table r2.2 */
 505 struct AcpiTableDmar {
 506     ACPI_TABLE_HEADER_DEF
 507     uint8_t host_address_width; /* Maximum DMA physical addressability */
 508     uint8_t flags;
 509     uint8_t reserved[10];
 510 } QEMU_PACKED;
 511 typedef struct AcpiTableDmar AcpiTableDmar;
 512
 513 /* Masks for Flags field above */
 514 #define ACPI_DMAR_INTR_REMAP        1
 515 #define ACPI_DMAR_X2APIC_OPT_OUT    (1 << 1)
 516
 517 /* Values for sub-structure type for DMAR */
 518 enum {
 519     ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,       /* DRHD */
 520     ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,     /* RMRR */
 521     ACPI_DMAR_TYPE_ATSR = 2,                /* ATSR */
 522     ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,   /* RHSR */
 523     ACPI_DMAR_TYPE_ANDD = 4,                /* ANDD */
 524     ACPI_DMAR_TYPE_RESERVED = 5             /* Reserved for furture use */
 525 };
 526
 527 /*
 528  * Sub-structures for DMAR
 529  */
 530
 531 /* Device scope structure for DRHD. */
 532 struct AcpiDmarDeviceScope {
 533     uint8_t entry_type;
 534     uint8_t length;
 535     uint16_t reserved;
 536     uint8_t enumeration_id;
 537     uint8_t bus;
 538     struct {
 539         uint8_t device;
 540         uint8_t function;
 541     } path[0];
 542 } QEMU_PACKED;
 543 typedef struct AcpiDmarDeviceScope AcpiDmarDeviceScope;
 544
 545 /* Type 0: Hardware Unit Definition */
 546 struct AcpiDmarHardwareUnit {
 547     uint16_t type;
 548     uint16_t length;
 549     uint8_t flags;
 550     uint8_t reserved;
 551     uint16_t pci_segment;   /* The PCI Segment associated with this unit */
 552     uint64_t address;   /* Base address of remapping hardware register-set */
 553     AcpiDmarDeviceScope scope[0];
 554 } QEMU_PACKED;
 555 typedef struct AcpiDmarHardwareUnit AcpiDmarHardwareUnit;
 556
 557 /* Type 2: Root Port ATS Capability Reporting Structure */
 558 struct AcpiDmarRootPortATS {
 559     uint16_t type;
 560     uint16_t length;
 561     uint8_t flags;
 562     uint8_t reserved;
 563     uint16_t pci_segment;
 564     AcpiDmarDeviceScope scope[0];
 565 } QEMU_PACKED;
 566 typedef struct AcpiDmarRootPortATS AcpiDmarRootPortATS;
 567
 568 /* Masks for Flags field above */
 569 #define ACPI_DMAR_INCLUDE_PCI_ALL   1
 570 #define ACPI_DMAR_ATSR_ALL_PORTS    1
 571
 572 /*
 573  * Input Output Remapping Table (IORT)
 574  * Conforms to "IO Remapping Table System Software on ARM Platforms",
 575  * Document number: ARM DEN 0049B, October 2015
 576  */
 577
 578 struct AcpiIortTable {
 579     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
 580     uint32_t node_count;
 581     uint32_t node_offset;
 582     uint32_t reserved;
 583 } QEMU_PACKED;
 584 typedef struct AcpiIortTable AcpiIortTable;
 585
 586 /*
 587  * IORT node types
 588  */
 589
 590 #define ACPI_IORT_NODE_HEADER_DEF   /* Node format common fields */ \
 591     uint8_t  type;          \
 592     uint16_t length;        \
 593     uint8_t  revision;      \
 594     uint32_t reserved;      \
 595     uint32_t mapping_count; \
 596     uint32_t mapping_offset;
 597
 598 /* Values for node Type above */
 599 enum {
 600         ACPI_IORT_NODE_ITS_GROUP = 0x00,
 601         ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
 602         ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
 603         ACPI_IORT_NODE_SMMU = 0x03,
 604         ACPI_IORT_NODE_SMMU_V3 = 0x04
 605 };
 606
 607 struct AcpiIortIdMapping {
 608     uint32_t input_base;
 609     uint32_t id_count;
 610     uint32_t output_base;
 611     uint32_t output_reference;
 612     uint32_t flags;
 613 } QEMU_PACKED;
 614 typedef struct AcpiIortIdMapping AcpiIortIdMapping;
 615
 616 struct AcpiIortMemoryAccess {
 617     uint32_t cache_coherency;
 618     uint8_t  hints;
 619     uint16_t reserved;
 620     uint8_t  memory_flags;
 621 } QEMU_PACKED;
 622 typedef struct AcpiIortMemoryAccess AcpiIortMemoryAccess;
 623
 624 struct AcpiIortItsGroup {
 625     ACPI_IORT_NODE_HEADER_DEF
 626     uint32_t its_count;
 627     uint32_t identifiers[0];
 628 } QEMU_PACKED;
 629 typedef struct AcpiIortItsGroup AcpiIortItsGroup;
 630
 631 struct AcpiIortSmmu3 {
 632     ACPI_IORT_NODE_HEADER_DEF
 633     uint64_t base_address;
 634     uint32_t flags;
 635     uint32_t reserved2;
 636     uint64_t vatos_address;
 637     uint32_t model;
 638     uint32_t event_gsiv;
 639     uint32_t pri_gsiv;
 640     uint32_t gerr_gsiv;
 641     uint32_t sync_gsiv;
 642     AcpiIortIdMapping id_mapping_array[0];
 643 } QEMU_PACKED;
 644 typedef struct AcpiIortSmmu3 AcpiIortSmmu3;
 645
 646 struct AcpiIortRC {
 647     ACPI_IORT_NODE_HEADER_DEF
 648     AcpiIortMemoryAccess memory_properties;
 649     uint32_t ats_attribute;
 650     uint32_t pci_segment_number;
 651     AcpiIortIdMapping id_mapping_array[0];
 652 } QEMU_PACKED;
 653 typedef struct AcpiIortRC AcpiIortRC;
 654
 655 #endif