xref: /openbmc/qemu/include/hw/acpi/acpi-defs.h (revision 781c67ca)
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 typedef struct AcpiRsdpData {
44     uint8_t oem_id[6] QEMU_NONSTRING; /* OEM identification */
45     uint8_t revision;                 /* Must be 0 for 1.0, 2 for 2.0 */
46 
47     unsigned *rsdt_tbl_offset;
48     unsigned *xsdt_tbl_offset;
49 } AcpiRsdpData;
50 
51 /* Table structure from Linux kernel (the ACPI tables are under the
52    BSD license) */
53 
54 
55 #define ACPI_TABLE_HEADER_DEF   /* ACPI common table header */ \
56     uint32_t signature;          /* ACPI signature (4 ASCII characters) */ \
57     uint32_t length;                 /* Length of table, in bytes, including header */ \
58     uint8_t  revision;               /* ACPI Specification minor version # */ \
59     uint8_t  checksum;               /* To make sum of entire table == 0 */ \
60     uint8_t  oem_id[6] \
61                  QEMU_NONSTRING;     /* OEM identification */ \
62     uint8_t  oem_table_id[8] \
63                  QEMU_NONSTRING;     /* OEM table identification */ \
64     uint32_t oem_revision;           /* OEM revision number */ \
65     uint8_t  asl_compiler_id[4] \
66                  QEMU_NONSTRING;     /* ASL compiler vendor ID */ \
67     uint32_t asl_compiler_revision;  /* ASL compiler revision number */
68 
69 
70 /* ACPI common table header */
71 struct AcpiTableHeader {
72     ACPI_TABLE_HEADER_DEF
73 } QEMU_PACKED;
74 typedef struct AcpiTableHeader AcpiTableHeader;
75 
76 struct AcpiGenericAddress {
77     uint8_t space_id;        /* Address space where struct or register exists */
78     uint8_t bit_width;       /* Size in bits of given register */
79     uint8_t bit_offset;      /* Bit offset within the register */
80     uint8_t access_width;    /* ACPI 3.0: Minimum Access size (ACPI 3.0),
81                                 ACPI 2.0: Reserved, Table 5-1 */
82     uint64_t address;        /* 64-bit address of struct or register */
83 } QEMU_PACKED;
84 
85 typedef struct AcpiFadtData {
86     struct AcpiGenericAddress pm1a_cnt;   /* PM1a_CNT_BLK */
87     struct AcpiGenericAddress pm1a_evt;   /* PM1a_EVT_BLK */
88     struct AcpiGenericAddress pm_tmr;    /* PM_TMR_BLK */
89     struct AcpiGenericAddress gpe0_blk;  /* GPE0_BLK */
90     struct AcpiGenericAddress reset_reg; /* RESET_REG */
91     uint8_t reset_val;         /* RESET_VALUE */
92     uint8_t  rev;              /* Revision */
93     uint32_t flags;            /* Flags */
94     uint32_t smi_cmd;          /* SMI_CMD */
95     uint16_t sci_int;          /* SCI_INT */
96     uint8_t  int_model;        /* INT_MODEL */
97     uint8_t  acpi_enable_cmd;  /* ACPI_ENABLE */
98     uint8_t  acpi_disable_cmd; /* ACPI_DISABLE */
99     uint8_t  rtc_century;      /* CENTURY */
100     uint16_t plvl2_lat;        /* P_LVL2_LAT */
101     uint16_t plvl3_lat;        /* P_LVL3_LAT */
102     uint16_t arm_boot_arch;    /* ARM_BOOT_ARCH */
103     uint8_t minor_ver;         /* FADT Minor Version */
104 
105     /*
106      * respective tables offsets within ACPI_BUILD_TABLE_FILE,
107      * NULL if table doesn't exist (in that case field's value
108      * won't be patched by linker and will be kept set to 0)
109      */
110     unsigned *facs_tbl_offset; /* FACS offset in */
111     unsigned *dsdt_tbl_offset;
112     unsigned *xdsdt_tbl_offset;
113 } AcpiFadtData;
114 
115 #define ACPI_FADT_ARM_PSCI_COMPLIANT  (1 << 0)
116 #define ACPI_FADT_ARM_PSCI_USE_HVC    (1 << 1)
117 
118 /*
119  * Serial Port Console Redirection Table (SPCR), Rev. 1.02
120  *
121  * For .interface_type see Debug Port Table 2 (DBG2) serial port
122  * subtypes in Table 3, Rev. May 22, 2012
123  */
124 struct AcpiSerialPortConsoleRedirection {
125     ACPI_TABLE_HEADER_DEF
126     uint8_t  interface_type;
127     uint8_t  reserved1[3];
128     struct AcpiGenericAddress base_address;
129     uint8_t  interrupt_types;
130     uint8_t  irq;
131     uint32_t gsi;
132     uint8_t  baud;
133     uint8_t  parity;
134     uint8_t  stopbits;
135     uint8_t  flowctrl;
136     uint8_t  term_type;
137     uint8_t  reserved2;
138     uint16_t pci_device_id;
139     uint16_t pci_vendor_id;
140     uint8_t  pci_bus;
141     uint8_t  pci_slot;
142     uint8_t  pci_func;
143     uint32_t pci_flags;
144     uint8_t  pci_seg;
145     uint32_t reserved3;
146 } QEMU_PACKED;
147 typedef struct AcpiSerialPortConsoleRedirection
148                AcpiSerialPortConsoleRedirection;
149 
150 /*
151  * ACPI 1.0 Root System Description Table (RSDT)
152  */
153 struct AcpiRsdtDescriptorRev1 {
154     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
155     uint32_t table_offset_entry[];  /* Array of pointers to other */
156     /* ACPI tables */
157 } QEMU_PACKED;
158 typedef struct AcpiRsdtDescriptorRev1 AcpiRsdtDescriptorRev1;
159 
160 /*
161  * ACPI 2.0 eXtended System Description Table (XSDT)
162  */
163 struct AcpiXsdtDescriptorRev2 {
164     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
165     uint64_t table_offset_entry[];  /* Array of pointers to other */
166     /* ACPI tables */
167 } QEMU_PACKED;
168 typedef struct AcpiXsdtDescriptorRev2 AcpiXsdtDescriptorRev2;
169 
170 /*
171  * ACPI 1.0 Firmware ACPI Control Structure (FACS)
172  */
173 struct AcpiFacsDescriptorRev1 {
174     uint32_t signature;           /* ACPI Signature */
175     uint32_t length;                 /* Length of structure, in bytes */
176     uint32_t hardware_signature;     /* Hardware configuration signature */
177     uint32_t firmware_waking_vector; /* ACPI OS waking vector */
178     uint32_t global_lock;            /* Global Lock */
179     uint32_t flags;
180     uint8_t  resverved3 [40];        /* Reserved - must be zero */
181 } QEMU_PACKED;
182 typedef struct AcpiFacsDescriptorRev1 AcpiFacsDescriptorRev1;
183 
184 /*
185  * Differentiated System Description Table (DSDT)
186  */
187 
188 /*
189  * MADT values and structures
190  */
191 
192 /* Values for MADT PCATCompat */
193 
194 #define ACPI_DUAL_PIC                0
195 #define ACPI_MULTIPLE_APIC           1
196 
197 /* Master MADT */
198 
199 struct AcpiMultipleApicTable {
200     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
201     uint32_t local_apic_address;     /* Physical address of local APIC */
202     uint32_t flags;
203 } QEMU_PACKED;
204 typedef struct AcpiMultipleApicTable AcpiMultipleApicTable;
205 
206 /* Values for Type in APIC sub-headers */
207 
208 #define ACPI_APIC_PROCESSOR          0
209 #define ACPI_APIC_IO                 1
210 #define ACPI_APIC_XRUPT_OVERRIDE     2
211 #define ACPI_APIC_NMI                3
212 #define ACPI_APIC_LOCAL_NMI          4
213 #define ACPI_APIC_ADDRESS_OVERRIDE   5
214 #define ACPI_APIC_IO_SAPIC           6
215 #define ACPI_APIC_LOCAL_SAPIC        7
216 #define ACPI_APIC_XRUPT_SOURCE       8
217 #define ACPI_APIC_LOCAL_X2APIC       9
218 #define ACPI_APIC_LOCAL_X2APIC_NMI      10
219 #define ACPI_APIC_GENERIC_CPU_INTERFACE 11
220 #define ACPI_APIC_GENERIC_DISTRIBUTOR   12
221 #define ACPI_APIC_GENERIC_MSI_FRAME     13
222 #define ACPI_APIC_GENERIC_REDISTRIBUTOR 14
223 #define ACPI_APIC_GENERIC_TRANSLATOR    15
224 #define ACPI_APIC_RESERVED              16   /* 16 and greater are reserved */
225 
226 /*
227  * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE)
228  */
229 #define ACPI_SUB_HEADER_DEF   /* Common ACPI sub-structure header */\
230     uint8_t  type;                               \
231     uint8_t  length;
232 
233 /* Sub-structures for MADT */
234 
235 struct AcpiMadtProcessorApic {
236     ACPI_SUB_HEADER_DEF
237     uint8_t  processor_id;           /* ACPI processor id */
238     uint8_t  local_apic_id;          /* Processor's local APIC id */
239     uint32_t flags;
240 } QEMU_PACKED;
241 typedef struct AcpiMadtProcessorApic AcpiMadtProcessorApic;
242 
243 struct AcpiMadtIoApic {
244     ACPI_SUB_HEADER_DEF
245     uint8_t  io_apic_id;             /* I/O APIC ID */
246     uint8_t  reserved;               /* Reserved - must be zero */
247     uint32_t address;                /* APIC physical address */
248     uint32_t interrupt;              /* Global system interrupt where INTI
249                                  * lines start */
250 } QEMU_PACKED;
251 typedef struct AcpiMadtIoApic AcpiMadtIoApic;
252 
253 struct AcpiMadtIntsrcovr {
254     ACPI_SUB_HEADER_DEF
255     uint8_t  bus;
256     uint8_t  source;
257     uint32_t gsi;
258     uint16_t flags;
259 } QEMU_PACKED;
260 typedef struct AcpiMadtIntsrcovr AcpiMadtIntsrcovr;
261 
262 struct AcpiMadtLocalNmi {
263     ACPI_SUB_HEADER_DEF
264     uint8_t  processor_id;           /* ACPI processor id */
265     uint16_t flags;                  /* MPS INTI flags */
266     uint8_t  lint;                   /* Local APIC LINT# */
267 } QEMU_PACKED;
268 typedef struct AcpiMadtLocalNmi AcpiMadtLocalNmi;
269 
270 struct AcpiMadtProcessorX2Apic {
271     ACPI_SUB_HEADER_DEF
272     uint16_t reserved;
273     uint32_t x2apic_id;              /* Processor's local x2APIC ID */
274     uint32_t flags;
275     uint32_t uid;                    /* Processor object _UID */
276 } QEMU_PACKED;
277 typedef struct AcpiMadtProcessorX2Apic AcpiMadtProcessorX2Apic;
278 
279 struct AcpiMadtLocalX2ApicNmi {
280     ACPI_SUB_HEADER_DEF
281     uint16_t flags;                  /* MPS INTI flags */
282     uint32_t uid;                    /* Processor object _UID */
283     uint8_t  lint;                   /* Local APIC LINT# */
284     uint8_t  reserved[3];            /* Local APIC LINT# */
285 } QEMU_PACKED;
286 typedef struct AcpiMadtLocalX2ApicNmi AcpiMadtLocalX2ApicNmi;
287 
288 struct AcpiMadtGenericCpuInterface {
289     ACPI_SUB_HEADER_DEF
290     uint16_t reserved;
291     uint32_t cpu_interface_number;
292     uint32_t uid;
293     uint32_t flags;
294     uint32_t parking_version;
295     uint32_t performance_interrupt;
296     uint64_t parked_address;
297     uint64_t base_address;
298     uint64_t gicv_base_address;
299     uint64_t gich_base_address;
300     uint32_t vgic_interrupt;
301     uint64_t gicr_base_address;
302     uint64_t arm_mpidr;
303 } QEMU_PACKED;
304 
305 typedef struct AcpiMadtGenericCpuInterface AcpiMadtGenericCpuInterface;
306 
307 /* GICC CPU Interface Flags */
308 #define ACPI_MADT_GICC_ENABLED 1
309 
310 struct AcpiMadtGenericDistributor {
311     ACPI_SUB_HEADER_DEF
312     uint16_t reserved;
313     uint32_t gic_id;
314     uint64_t base_address;
315     uint32_t global_irq_base;
316     /* ACPI 5.1 Errata 1228 Present GIC version in MADT table */
317     uint8_t version;
318     uint8_t reserved2[3];
319 } QEMU_PACKED;
320 
321 typedef struct AcpiMadtGenericDistributor AcpiMadtGenericDistributor;
322 
323 struct AcpiMadtGenericMsiFrame {
324     ACPI_SUB_HEADER_DEF
325     uint16_t reserved;
326     uint32_t gic_msi_frame_id;
327     uint64_t base_address;
328     uint32_t flags;
329     uint16_t spi_count;
330     uint16_t spi_base;
331 } QEMU_PACKED;
332 
333 typedef struct AcpiMadtGenericMsiFrame AcpiMadtGenericMsiFrame;
334 
335 struct AcpiMadtGenericRedistributor {
336     ACPI_SUB_HEADER_DEF
337     uint16_t reserved;
338     uint64_t base_address;
339     uint32_t range_length;
340 } QEMU_PACKED;
341 
342 typedef struct AcpiMadtGenericRedistributor AcpiMadtGenericRedistributor;
343 
344 struct AcpiMadtGenericTranslator {
345     ACPI_SUB_HEADER_DEF
346     uint16_t reserved;
347     uint32_t translation_id;
348     uint64_t base_address;
349     uint32_t reserved2;
350 } QEMU_PACKED;
351 
352 typedef struct AcpiMadtGenericTranslator AcpiMadtGenericTranslator;
353 
354 /*
355  * Generic Timer Description Table (GTDT)
356  */
357 #define ACPI_GTDT_INTERRUPT_MODE_LEVEL    (0 << 0)
358 #define ACPI_GTDT_INTERRUPT_MODE_EDGE     (1 << 0)
359 #define ACPI_GTDT_CAP_ALWAYS_ON           (1 << 2)
360 
361 struct AcpiGenericTimerTable {
362     ACPI_TABLE_HEADER_DEF
363     uint64_t counter_block_addresss;
364     uint32_t reserved;
365     uint32_t secure_el1_interrupt;
366     uint32_t secure_el1_flags;
367     uint32_t non_secure_el1_interrupt;
368     uint32_t non_secure_el1_flags;
369     uint32_t virtual_timer_interrupt;
370     uint32_t virtual_timer_flags;
371     uint32_t non_secure_el2_interrupt;
372     uint32_t non_secure_el2_flags;
373     uint64_t counter_read_block_address;
374     uint32_t platform_timer_count;
375     uint32_t platform_timer_offset;
376 } QEMU_PACKED;
377 typedef struct AcpiGenericTimerTable AcpiGenericTimerTable;
378 
379 /*
380  * HPET Description Table
381  */
382 struct Acpi20Hpet {
383     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
384     uint32_t           timer_block_id;
385     struct AcpiGenericAddress addr;
386     uint8_t            hpet_number;
387     uint16_t           min_tick;
388     uint8_t            page_protect;
389 } QEMU_PACKED;
390 typedef struct Acpi20Hpet Acpi20Hpet;
391 
392 /*
393  * SRAT (NUMA topology description) table
394  */
395 
396 struct AcpiSystemResourceAffinityTable {
397     ACPI_TABLE_HEADER_DEF
398     uint32_t    reserved1;
399     uint32_t    reserved2[2];
400 } QEMU_PACKED;
401 typedef struct AcpiSystemResourceAffinityTable AcpiSystemResourceAffinityTable;
402 
403 #define ACPI_SRAT_PROCESSOR_APIC     0
404 #define ACPI_SRAT_MEMORY             1
405 #define ACPI_SRAT_PROCESSOR_x2APIC   2
406 #define ACPI_SRAT_PROCESSOR_GICC     3
407 
408 struct AcpiSratProcessorAffinity {
409     ACPI_SUB_HEADER_DEF
410     uint8_t     proximity_lo;
411     uint8_t     local_apic_id;
412     uint32_t    flags;
413     uint8_t     local_sapic_eid;
414     uint8_t     proximity_hi[3];
415     uint32_t    reserved;
416 } QEMU_PACKED;
417 typedef struct AcpiSratProcessorAffinity AcpiSratProcessorAffinity;
418 
419 struct AcpiSratProcessorX2ApicAffinity {
420     ACPI_SUB_HEADER_DEF
421     uint16_t    reserved;
422     uint32_t    proximity_domain;
423     uint32_t    x2apic_id;
424     uint32_t    flags;
425     uint32_t    clk_domain;
426     uint32_t    reserved2;
427 } QEMU_PACKED;
428 typedef struct AcpiSratProcessorX2ApicAffinity AcpiSratProcessorX2ApicAffinity;
429 
430 struct AcpiSratMemoryAffinity {
431     ACPI_SUB_HEADER_DEF
432     uint32_t    proximity;
433     uint16_t    reserved1;
434     uint64_t    base_addr;
435     uint64_t    range_length;
436     uint32_t    reserved2;
437     uint32_t    flags;
438     uint32_t    reserved3[2];
439 } QEMU_PACKED;
440 typedef struct AcpiSratMemoryAffinity AcpiSratMemoryAffinity;
441 
442 struct AcpiSratProcessorGiccAffinity {
443     ACPI_SUB_HEADER_DEF
444     uint32_t    proximity;
445     uint32_t    acpi_processor_uid;
446     uint32_t    flags;
447     uint32_t    clock_domain;
448 } QEMU_PACKED;
449 
450 typedef struct AcpiSratProcessorGiccAffinity AcpiSratProcessorGiccAffinity;
451 
452 /*
453  * TCPA Description Table
454  *
455  * Following Level 00, Rev 00.37 of specs:
456  * http://www.trustedcomputinggroup.org/resources/tcg_acpi_specification
457  */
458 struct Acpi20Tcpa {
459     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
460     uint16_t platform_class;
461     uint32_t log_area_minimum_length;
462     uint64_t log_area_start_address;
463 } QEMU_PACKED;
464 typedef struct Acpi20Tcpa Acpi20Tcpa;
465 
466 /*
467  * TPM2
468  *
469  * Following Version 1.2, Revision 8 of specs:
470  * https://trustedcomputinggroup.org/tcg-acpi-specification/
471  */
472 struct Acpi20TPM2 {
473     ACPI_TABLE_HEADER_DEF
474     uint16_t platform_class;
475     uint16_t reserved;
476     uint64_t control_area_address;
477     uint32_t start_method;
478     uint8_t start_method_params[12];
479     uint32_t log_area_minimum_length;
480     uint64_t log_area_start_address;
481 } QEMU_PACKED;
482 typedef struct Acpi20TPM2 Acpi20TPM2;
483 
484 /* DMAR - DMA Remapping table r2.2 */
485 struct AcpiTableDmar {
486     ACPI_TABLE_HEADER_DEF
487     uint8_t host_address_width; /* Maximum DMA physical addressability */
488     uint8_t flags;
489     uint8_t reserved[10];
490 } QEMU_PACKED;
491 typedef struct AcpiTableDmar AcpiTableDmar;
492 
493 /* Masks for Flags field above */
494 #define ACPI_DMAR_INTR_REMAP        1
495 #define ACPI_DMAR_X2APIC_OPT_OUT    (1 << 1)
496 
497 /* Values for sub-structure type for DMAR */
498 enum {
499     ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,       /* DRHD */
500     ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,     /* RMRR */
501     ACPI_DMAR_TYPE_ATSR = 2,                /* ATSR */
502     ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,   /* RHSR */
503     ACPI_DMAR_TYPE_ANDD = 4,                /* ANDD */
504     ACPI_DMAR_TYPE_RESERVED = 5             /* Reserved for furture use */
505 };
506 
507 /*
508  * Sub-structures for DMAR
509  */
510 
511 /* Device scope structure for DRHD. */
512 struct AcpiDmarDeviceScope {
513     uint8_t entry_type;
514     uint8_t length;
515     uint16_t reserved;
516     uint8_t enumeration_id;
517     uint8_t bus;
518     struct {
519         uint8_t device;
520         uint8_t function;
521     } path[];
522 } QEMU_PACKED;
523 typedef struct AcpiDmarDeviceScope AcpiDmarDeviceScope;
524 
525 /* Type 0: Hardware Unit Definition */
526 struct AcpiDmarHardwareUnit {
527     uint16_t type;
528     uint16_t length;
529     uint8_t flags;
530     uint8_t reserved;
531     uint16_t pci_segment;   /* The PCI Segment associated with this unit */
532     uint64_t address;   /* Base address of remapping hardware register-set */
533     AcpiDmarDeviceScope scope[];
534 } QEMU_PACKED;
535 typedef struct AcpiDmarHardwareUnit AcpiDmarHardwareUnit;
536 
537 /* Type 2: Root Port ATS Capability Reporting Structure */
538 struct AcpiDmarRootPortATS {
539     uint16_t type;
540     uint16_t length;
541     uint8_t flags;
542     uint8_t reserved;
543     uint16_t pci_segment;
544     AcpiDmarDeviceScope scope[];
545 } QEMU_PACKED;
546 typedef struct AcpiDmarRootPortATS AcpiDmarRootPortATS;
547 
548 /* Masks for Flags field above */
549 #define ACPI_DMAR_INCLUDE_PCI_ALL   1
550 #define ACPI_DMAR_ATSR_ALL_PORTS    1
551 
552 /*
553  * Input Output Remapping Table (IORT)
554  * Conforms to "IO Remapping Table System Software on ARM Platforms",
555  * Document number: ARM DEN 0049B, October 2015
556  */
557 
558 struct AcpiIortTable {
559     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
560     uint32_t node_count;
561     uint32_t node_offset;
562     uint32_t reserved;
563 } QEMU_PACKED;
564 typedef struct AcpiIortTable AcpiIortTable;
565 
566 /*
567  * IORT node types
568  */
569 
570 #define ACPI_IORT_NODE_HEADER_DEF   /* Node format common fields */ \
571     uint8_t  type;          \
572     uint16_t length;        \
573     uint8_t  revision;      \
574     uint32_t reserved;      \
575     uint32_t mapping_count; \
576     uint32_t mapping_offset;
577 
578 /* Values for node Type above */
579 enum {
580         ACPI_IORT_NODE_ITS_GROUP = 0x00,
581         ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
582         ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
583         ACPI_IORT_NODE_SMMU = 0x03,
584         ACPI_IORT_NODE_SMMU_V3 = 0x04
585 };
586 
587 struct AcpiIortIdMapping {
588     uint32_t input_base;
589     uint32_t id_count;
590     uint32_t output_base;
591     uint32_t output_reference;
592     uint32_t flags;
593 } QEMU_PACKED;
594 typedef struct AcpiIortIdMapping AcpiIortIdMapping;
595 
596 struct AcpiIortMemoryAccess {
597     uint32_t cache_coherency;
598     uint8_t  hints;
599     uint16_t reserved;
600     uint8_t  memory_flags;
601 } QEMU_PACKED;
602 typedef struct AcpiIortMemoryAccess AcpiIortMemoryAccess;
603 
604 struct AcpiIortItsGroup {
605     ACPI_IORT_NODE_HEADER_DEF
606     uint32_t its_count;
607     uint32_t identifiers[];
608 } QEMU_PACKED;
609 typedef struct AcpiIortItsGroup AcpiIortItsGroup;
610 
611 #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE 1
612 
613 struct AcpiIortSmmu3 {
614     ACPI_IORT_NODE_HEADER_DEF
615     uint64_t base_address;
616     uint32_t flags;
617     uint32_t reserved2;
618     uint64_t vatos_address;
619     uint32_t model;
620     uint32_t event_gsiv;
621     uint32_t pri_gsiv;
622     uint32_t gerr_gsiv;
623     uint32_t sync_gsiv;
624     AcpiIortIdMapping id_mapping_array[];
625 } QEMU_PACKED;
626 typedef struct AcpiIortSmmu3 AcpiIortSmmu3;
627 
628 struct AcpiIortRC {
629     ACPI_IORT_NODE_HEADER_DEF
630     AcpiIortMemoryAccess memory_properties;
631     uint32_t ats_attribute;
632     uint32_t pci_segment_number;
633     AcpiIortIdMapping id_mapping_array[];
634 } QEMU_PACKED;
635 typedef struct AcpiIortRC AcpiIortRC;
636 
637 #endif
638