xref: /openbmc/qemu/include/hw/acpi/acpi-defs.h (revision ac6dd31e)
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]; /* 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];             /* OEM identification */ \
61     uint8_t  oem_table_id [8];       /* OEM table identification */ \
62     uint32_t oem_revision;           /* OEM revision number */ \
63     uint8_t  asl_compiler_id [4];    /* ASL compiler vendor ID */ \
64     uint32_t asl_compiler_revision;  /* ASL compiler revision number */
65 
66 
67 /* ACPI common table header */
68 struct AcpiTableHeader {
69     ACPI_TABLE_HEADER_DEF
70 } QEMU_PACKED;
71 typedef struct AcpiTableHeader AcpiTableHeader;
72 
73 struct AcpiGenericAddress {
74     uint8_t space_id;        /* Address space where struct or register exists */
75     uint8_t bit_width;       /* Size in bits of given register */
76     uint8_t bit_offset;      /* Bit offset within the register */
77     uint8_t access_width;    /* ACPI 3.0: Minimum Access size (ACPI 3.0),
78                                 ACPI 2.0: Reserved, Table 5-1 */
79     uint64_t address;        /* 64-bit address of struct or register */
80 } QEMU_PACKED;
81 
82 typedef struct AcpiFadtData {
83     struct AcpiGenericAddress pm1a_cnt;   /* PM1a_CNT_BLK */
84     struct AcpiGenericAddress pm1a_evt;   /* PM1a_EVT_BLK */
85     struct AcpiGenericAddress pm_tmr;    /* PM_TMR_BLK */
86     struct AcpiGenericAddress gpe0_blk;  /* GPE0_BLK */
87     struct AcpiGenericAddress reset_reg; /* RESET_REG */
88     uint8_t reset_val;         /* RESET_VALUE */
89     uint8_t  rev;              /* Revision */
90     uint32_t flags;            /* Flags */
91     uint32_t smi_cmd;          /* SMI_CMD */
92     uint16_t sci_int;          /* SCI_INT */
93     uint8_t  int_model;        /* INT_MODEL */
94     uint8_t  acpi_enable_cmd;  /* ACPI_ENABLE */
95     uint8_t  acpi_disable_cmd; /* ACPI_DISABLE */
96     uint8_t  rtc_century;      /* CENTURY */
97     uint16_t plvl2_lat;        /* P_LVL2_LAT */
98     uint16_t plvl3_lat;        /* P_LVL3_LAT */
99     uint16_t arm_boot_arch;    /* ARM_BOOT_ARCH */
100     uint8_t minor_ver;         /* FADT Minor Version */
101 
102     /*
103      * respective tables offsets within ACPI_BUILD_TABLE_FILE,
104      * NULL if table doesn't exist (in that case field's value
105      * won't be patched by linker and will be kept set to 0)
106      */
107     unsigned *facs_tbl_offset; /* FACS offset in */
108     unsigned *dsdt_tbl_offset;
109     unsigned *xdsdt_tbl_offset;
110 } AcpiFadtData;
111 
112 #define ACPI_FADT_ARM_PSCI_COMPLIANT  (1 << 0)
113 #define ACPI_FADT_ARM_PSCI_USE_HVC    (1 << 1)
114 
115 /*
116  * Serial Port Console Redirection Table (SPCR), Rev. 1.02
117  *
118  * For .interface_type see Debug Port Table 2 (DBG2) serial port
119  * subtypes in Table 3, Rev. May 22, 2012
120  */
121 struct AcpiSerialPortConsoleRedirection {
122     ACPI_TABLE_HEADER_DEF
123     uint8_t  interface_type;
124     uint8_t  reserved1[3];
125     struct AcpiGenericAddress base_address;
126     uint8_t  interrupt_types;
127     uint8_t  irq;
128     uint32_t gsi;
129     uint8_t  baud;
130     uint8_t  parity;
131     uint8_t  stopbits;
132     uint8_t  flowctrl;
133     uint8_t  term_type;
134     uint8_t  reserved2;
135     uint16_t pci_device_id;
136     uint16_t pci_vendor_id;
137     uint8_t  pci_bus;
138     uint8_t  pci_slot;
139     uint8_t  pci_func;
140     uint32_t pci_flags;
141     uint8_t  pci_seg;
142     uint32_t reserved3;
143 } QEMU_PACKED;
144 typedef struct AcpiSerialPortConsoleRedirection
145                AcpiSerialPortConsoleRedirection;
146 
147 /*
148  * ACPI 1.0 Root System Description Table (RSDT)
149  */
150 struct AcpiRsdtDescriptorRev1 {
151     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
152     uint32_t table_offset_entry[0];  /* Array of pointers to other */
153     /* ACPI tables */
154 } QEMU_PACKED;
155 typedef struct AcpiRsdtDescriptorRev1 AcpiRsdtDescriptorRev1;
156 
157 /*
158  * ACPI 2.0 eXtended System Description Table (XSDT)
159  */
160 struct AcpiXsdtDescriptorRev2 {
161     ACPI_TABLE_HEADER_DEF       /* ACPI common table header */
162     uint64_t table_offset_entry[0];  /* Array of pointers to other */
163     /* ACPI tables */
164 } QEMU_PACKED;
165 typedef struct AcpiXsdtDescriptorRev2 AcpiXsdtDescriptorRev2;
166 
167 /*
168  * ACPI 1.0 Firmware ACPI Control Structure (FACS)
169  */
170 struct AcpiFacsDescriptorRev1 {
171     uint32_t signature;           /* ACPI Signature */
172     uint32_t length;                 /* Length of structure, in bytes */
173     uint32_t hardware_signature;     /* Hardware configuration signature */
174     uint32_t firmware_waking_vector; /* ACPI OS waking vector */
175     uint32_t global_lock;            /* Global Lock */
176     uint32_t flags;
177     uint8_t  resverved3 [40];        /* Reserved - must be zero */
178 } QEMU_PACKED;
179 typedef struct AcpiFacsDescriptorRev1 AcpiFacsDescriptorRev1;
180 
181 /*
182  * Differentiated System Description Table (DSDT)
183  */
184 
185 /*
186  * MADT values and structures
187  */
188 
189 /* Values for MADT PCATCompat */
190 
191 #define ACPI_DUAL_PIC                0
192 #define ACPI_MULTIPLE_APIC           1
193 
194 /* Master MADT */
195 
196 struct AcpiMultipleApicTable {
197     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
198     uint32_t local_apic_address;     /* Physical address of local APIC */
199     uint32_t flags;
200 } QEMU_PACKED;
201 typedef struct AcpiMultipleApicTable AcpiMultipleApicTable;
202 
203 /* Values for Type in APIC sub-headers */
204 
205 #define ACPI_APIC_PROCESSOR          0
206 #define ACPI_APIC_IO                 1
207 #define ACPI_APIC_XRUPT_OVERRIDE     2
208 #define ACPI_APIC_NMI                3
209 #define ACPI_APIC_LOCAL_NMI          4
210 #define ACPI_APIC_ADDRESS_OVERRIDE   5
211 #define ACPI_APIC_IO_SAPIC           6
212 #define ACPI_APIC_LOCAL_SAPIC        7
213 #define ACPI_APIC_XRUPT_SOURCE       8
214 #define ACPI_APIC_LOCAL_X2APIC       9
215 #define ACPI_APIC_LOCAL_X2APIC_NMI      10
216 #define ACPI_APIC_GENERIC_CPU_INTERFACE 11
217 #define ACPI_APIC_GENERIC_DISTRIBUTOR   12
218 #define ACPI_APIC_GENERIC_MSI_FRAME     13
219 #define ACPI_APIC_GENERIC_REDISTRIBUTOR 14
220 #define ACPI_APIC_GENERIC_TRANSLATOR    15
221 #define ACPI_APIC_RESERVED              16   /* 16 and greater are reserved */
222 
223 /*
224  * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE)
225  */
226 #define ACPI_SUB_HEADER_DEF   /* Common ACPI sub-structure header */\
227     uint8_t  type;                               \
228     uint8_t  length;
229 
230 /* Sub-structures for MADT */
231 
232 struct AcpiMadtProcessorApic {
233     ACPI_SUB_HEADER_DEF
234     uint8_t  processor_id;           /* ACPI processor id */
235     uint8_t  local_apic_id;          /* Processor's local APIC id */
236     uint32_t flags;
237 } QEMU_PACKED;
238 typedef struct AcpiMadtProcessorApic AcpiMadtProcessorApic;
239 
240 struct AcpiMadtIoApic {
241     ACPI_SUB_HEADER_DEF
242     uint8_t  io_apic_id;             /* I/O APIC ID */
243     uint8_t  reserved;               /* Reserved - must be zero */
244     uint32_t address;                /* APIC physical address */
245     uint32_t interrupt;              /* Global system interrupt where INTI
246                                  * lines start */
247 } QEMU_PACKED;
248 typedef struct AcpiMadtIoApic AcpiMadtIoApic;
249 
250 struct AcpiMadtIntsrcovr {
251     ACPI_SUB_HEADER_DEF
252     uint8_t  bus;
253     uint8_t  source;
254     uint32_t gsi;
255     uint16_t flags;
256 } QEMU_PACKED;
257 typedef struct AcpiMadtIntsrcovr AcpiMadtIntsrcovr;
258 
259 struct AcpiMadtLocalNmi {
260     ACPI_SUB_HEADER_DEF
261     uint8_t  processor_id;           /* ACPI processor id */
262     uint16_t flags;                  /* MPS INTI flags */
263     uint8_t  lint;                   /* Local APIC LINT# */
264 } QEMU_PACKED;
265 typedef struct AcpiMadtLocalNmi AcpiMadtLocalNmi;
266 
267 struct AcpiMadtProcessorX2Apic {
268     ACPI_SUB_HEADER_DEF
269     uint16_t reserved;
270     uint32_t x2apic_id;              /* Processor's local x2APIC ID */
271     uint32_t flags;
272     uint32_t uid;                    /* Processor object _UID */
273 } QEMU_PACKED;
274 typedef struct AcpiMadtProcessorX2Apic AcpiMadtProcessorX2Apic;
275 
276 struct AcpiMadtLocalX2ApicNmi {
277     ACPI_SUB_HEADER_DEF
278     uint16_t flags;                  /* MPS INTI flags */
279     uint32_t uid;                    /* Processor object _UID */
280     uint8_t  lint;                   /* Local APIC LINT# */
281     uint8_t  reserved[3];            /* Local APIC LINT# */
282 } QEMU_PACKED;
283 typedef struct AcpiMadtLocalX2ApicNmi AcpiMadtLocalX2ApicNmi;
284 
285 struct AcpiMadtGenericCpuInterface {
286     ACPI_SUB_HEADER_DEF
287     uint16_t reserved;
288     uint32_t cpu_interface_number;
289     uint32_t uid;
290     uint32_t flags;
291     uint32_t parking_version;
292     uint32_t performance_interrupt;
293     uint64_t parked_address;
294     uint64_t base_address;
295     uint64_t gicv_base_address;
296     uint64_t gich_base_address;
297     uint32_t vgic_interrupt;
298     uint64_t gicr_base_address;
299     uint64_t arm_mpidr;
300 } QEMU_PACKED;
301 
302 typedef struct AcpiMadtGenericCpuInterface AcpiMadtGenericCpuInterface;
303 
304 /* GICC CPU Interface Flags */
305 #define ACPI_MADT_GICC_ENABLED 1
306 
307 struct AcpiMadtGenericDistributor {
308     ACPI_SUB_HEADER_DEF
309     uint16_t reserved;
310     uint32_t gic_id;
311     uint64_t base_address;
312     uint32_t global_irq_base;
313     /* ACPI 5.1 Errata 1228 Present GIC version in MADT table */
314     uint8_t version;
315     uint8_t reserved2[3];
316 } QEMU_PACKED;
317 
318 typedef struct AcpiMadtGenericDistributor AcpiMadtGenericDistributor;
319 
320 struct AcpiMadtGenericMsiFrame {
321     ACPI_SUB_HEADER_DEF
322     uint16_t reserved;
323     uint32_t gic_msi_frame_id;
324     uint64_t base_address;
325     uint32_t flags;
326     uint16_t spi_count;
327     uint16_t spi_base;
328 } QEMU_PACKED;
329 
330 typedef struct AcpiMadtGenericMsiFrame AcpiMadtGenericMsiFrame;
331 
332 struct AcpiMadtGenericRedistributor {
333     ACPI_SUB_HEADER_DEF
334     uint16_t reserved;
335     uint64_t base_address;
336     uint32_t range_length;
337 } QEMU_PACKED;
338 
339 typedef struct AcpiMadtGenericRedistributor AcpiMadtGenericRedistributor;
340 
341 struct AcpiMadtGenericTranslator {
342     ACPI_SUB_HEADER_DEF
343     uint16_t reserved;
344     uint32_t translation_id;
345     uint64_t base_address;
346     uint32_t reserved2;
347 } QEMU_PACKED;
348 
349 typedef struct AcpiMadtGenericTranslator AcpiMadtGenericTranslator;
350 
351 /*
352  * Generic Timer Description Table (GTDT)
353  */
354 #define ACPI_GTDT_INTERRUPT_MODE_LEVEL    (0 << 0)
355 #define ACPI_GTDT_INTERRUPT_MODE_EDGE     (1 << 0)
356 #define ACPI_GTDT_CAP_ALWAYS_ON           (1 << 2)
357 
358 struct AcpiGenericTimerTable {
359     ACPI_TABLE_HEADER_DEF
360     uint64_t counter_block_addresss;
361     uint32_t reserved;
362     uint32_t secure_el1_interrupt;
363     uint32_t secure_el1_flags;
364     uint32_t non_secure_el1_interrupt;
365     uint32_t non_secure_el1_flags;
366     uint32_t virtual_timer_interrupt;
367     uint32_t virtual_timer_flags;
368     uint32_t non_secure_el2_interrupt;
369     uint32_t non_secure_el2_flags;
370     uint64_t counter_read_block_address;
371     uint32_t platform_timer_count;
372     uint32_t platform_timer_offset;
373 } QEMU_PACKED;
374 typedef struct AcpiGenericTimerTable AcpiGenericTimerTable;
375 
376 /*
377  * HPET Description Table
378  */
379 struct Acpi20Hpet {
380     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
381     uint32_t           timer_block_id;
382     struct AcpiGenericAddress addr;
383     uint8_t            hpet_number;
384     uint16_t           min_tick;
385     uint8_t            page_protect;
386 } QEMU_PACKED;
387 typedef struct Acpi20Hpet Acpi20Hpet;
388 
389 /*
390  * SRAT (NUMA topology description) table
391  */
392 
393 struct AcpiSystemResourceAffinityTable {
394     ACPI_TABLE_HEADER_DEF
395     uint32_t    reserved1;
396     uint32_t    reserved2[2];
397 } QEMU_PACKED;
398 typedef struct AcpiSystemResourceAffinityTable AcpiSystemResourceAffinityTable;
399 
400 #define ACPI_SRAT_PROCESSOR_APIC     0
401 #define ACPI_SRAT_MEMORY             1
402 #define ACPI_SRAT_PROCESSOR_x2APIC   2
403 #define ACPI_SRAT_PROCESSOR_GICC     3
404 
405 struct AcpiSratProcessorAffinity {
406     ACPI_SUB_HEADER_DEF
407     uint8_t     proximity_lo;
408     uint8_t     local_apic_id;
409     uint32_t    flags;
410     uint8_t     local_sapic_eid;
411     uint8_t     proximity_hi[3];
412     uint32_t    reserved;
413 } QEMU_PACKED;
414 typedef struct AcpiSratProcessorAffinity AcpiSratProcessorAffinity;
415 
416 struct AcpiSratProcessorX2ApicAffinity {
417     ACPI_SUB_HEADER_DEF
418     uint16_t    reserved;
419     uint32_t    proximity_domain;
420     uint32_t    x2apic_id;
421     uint32_t    flags;
422     uint32_t    clk_domain;
423     uint32_t    reserved2;
424 } QEMU_PACKED;
425 typedef struct AcpiSratProcessorX2ApicAffinity AcpiSratProcessorX2ApicAffinity;
426 
427 struct AcpiSratMemoryAffinity {
428     ACPI_SUB_HEADER_DEF
429     uint32_t    proximity;
430     uint16_t    reserved1;
431     uint64_t    base_addr;
432     uint64_t    range_length;
433     uint32_t    reserved2;
434     uint32_t    flags;
435     uint32_t    reserved3[2];
436 } QEMU_PACKED;
437 typedef struct AcpiSratMemoryAffinity AcpiSratMemoryAffinity;
438 
439 struct AcpiSratProcessorGiccAffinity {
440     ACPI_SUB_HEADER_DEF
441     uint32_t    proximity;
442     uint32_t    acpi_processor_uid;
443     uint32_t    flags;
444     uint32_t    clock_domain;
445 } QEMU_PACKED;
446 
447 typedef struct AcpiSratProcessorGiccAffinity AcpiSratProcessorGiccAffinity;
448 
449 /* PCI fw r3.0 MCFG table. */
450 /* Subtable */
451 struct AcpiMcfgAllocation {
452     uint64_t address;                /* Base address, processor-relative */
453     uint16_t pci_segment;            /* PCI segment group number */
454     uint8_t start_bus_number;       /* Starting PCI Bus number */
455     uint8_t end_bus_number;         /* Final PCI Bus number */
456     uint32_t reserved;
457 } QEMU_PACKED;
458 typedef struct AcpiMcfgAllocation AcpiMcfgAllocation;
459 
460 struct AcpiTableMcfg {
461     ACPI_TABLE_HEADER_DEF;
462     uint8_t reserved[8];
463     AcpiMcfgAllocation allocation[0];
464 } QEMU_PACKED;
465 typedef struct AcpiTableMcfg AcpiTableMcfg;
466 
467 /*
468  * TCPA Description Table
469  *
470  * Following Level 00, Rev 00.37 of specs:
471  * http://www.trustedcomputinggroup.org/resources/tcg_acpi_specification
472  */
473 struct Acpi20Tcpa {
474     ACPI_TABLE_HEADER_DEF                    /* ACPI common table header */
475     uint16_t platform_class;
476     uint32_t log_area_minimum_length;
477     uint64_t log_area_start_address;
478 } QEMU_PACKED;
479 typedef struct Acpi20Tcpa Acpi20Tcpa;
480 
481 /*
482  * TPM2
483  *
484  * Following Version 1.2, Revision 8 of specs:
485  * https://trustedcomputinggroup.org/tcg-acpi-specification/
486  */
487 struct Acpi20TPM2 {
488     ACPI_TABLE_HEADER_DEF
489     uint16_t platform_class;
490     uint16_t reserved;
491     uint64_t control_area_address;
492     uint32_t start_method;
493     uint8_t start_method_params[12];
494     uint32_t log_area_minimum_length;
495     uint64_t log_area_start_address;
496 } QEMU_PACKED;
497 typedef struct Acpi20TPM2 Acpi20TPM2;
498 
499 /* DMAR - DMA Remapping table r2.2 */
500 struct AcpiTableDmar {
501     ACPI_TABLE_HEADER_DEF
502     uint8_t host_address_width; /* Maximum DMA physical addressability */
503     uint8_t flags;
504     uint8_t reserved[10];
505 } QEMU_PACKED;
506 typedef struct AcpiTableDmar AcpiTableDmar;
507 
508 /* Masks for Flags field above */
509 #define ACPI_DMAR_INTR_REMAP        1
510 #define ACPI_DMAR_X2APIC_OPT_OUT    (1 << 1)
511 
512 /* Values for sub-structure type for DMAR */
513 enum {
514     ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,       /* DRHD */
515     ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,     /* RMRR */
516     ACPI_DMAR_TYPE_ATSR = 2,                /* ATSR */
517     ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,   /* RHSR */
518     ACPI_DMAR_TYPE_ANDD = 4,                /* ANDD */
519     ACPI_DMAR_TYPE_RESERVED = 5             /* Reserved for furture use */
520 };
521 
522 /*
523  * Sub-structures for DMAR
524  */
525 
526 /* Device scope structure for DRHD. */
527 struct AcpiDmarDeviceScope {
528     uint8_t entry_type;
529     uint8_t length;
530     uint16_t reserved;
531     uint8_t enumeration_id;
532     uint8_t bus;
533     struct {
534         uint8_t device;
535         uint8_t function;
536     } path[0];
537 } QEMU_PACKED;
538 typedef struct AcpiDmarDeviceScope AcpiDmarDeviceScope;
539 
540 /* Type 0: Hardware Unit Definition */
541 struct AcpiDmarHardwareUnit {
542     uint16_t type;
543     uint16_t length;
544     uint8_t flags;
545     uint8_t reserved;
546     uint16_t pci_segment;   /* The PCI Segment associated with this unit */
547     uint64_t address;   /* Base address of remapping hardware register-set */
548     AcpiDmarDeviceScope scope[0];
549 } QEMU_PACKED;
550 typedef struct AcpiDmarHardwareUnit AcpiDmarHardwareUnit;
551 
552 /* Type 2: Root Port ATS Capability Reporting Structure */
553 struct AcpiDmarRootPortATS {
554     uint16_t type;
555     uint16_t length;
556     uint8_t flags;
557     uint8_t reserved;
558     uint16_t pci_segment;
559     AcpiDmarDeviceScope scope[0];
560 } QEMU_PACKED;
561 typedef struct AcpiDmarRootPortATS AcpiDmarRootPortATS;
562 
563 /* Masks for Flags field above */
564 #define ACPI_DMAR_INCLUDE_PCI_ALL   1
565 #define ACPI_DMAR_ATSR_ALL_PORTS    1
566 
567 /*
568  * Input Output Remapping Table (IORT)
569  * Conforms to "IO Remapping Table System Software on ARM Platforms",
570  * Document number: ARM DEN 0049B, October 2015
571  */
572 
573 struct AcpiIortTable {
574     ACPI_TABLE_HEADER_DEF     /* ACPI common table header */
575     uint32_t node_count;
576     uint32_t node_offset;
577     uint32_t reserved;
578 } QEMU_PACKED;
579 typedef struct AcpiIortTable AcpiIortTable;
580 
581 /*
582  * IORT node types
583  */
584 
585 #define ACPI_IORT_NODE_HEADER_DEF   /* Node format common fields */ \
586     uint8_t  type;          \
587     uint16_t length;        \
588     uint8_t  revision;      \
589     uint32_t reserved;      \
590     uint32_t mapping_count; \
591     uint32_t mapping_offset;
592 
593 /* Values for node Type above */
594 enum {
595         ACPI_IORT_NODE_ITS_GROUP = 0x00,
596         ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
597         ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
598         ACPI_IORT_NODE_SMMU = 0x03,
599         ACPI_IORT_NODE_SMMU_V3 = 0x04
600 };
601 
602 struct AcpiIortIdMapping {
603     uint32_t input_base;
604     uint32_t id_count;
605     uint32_t output_base;
606     uint32_t output_reference;
607     uint32_t flags;
608 } QEMU_PACKED;
609 typedef struct AcpiIortIdMapping AcpiIortIdMapping;
610 
611 struct AcpiIortMemoryAccess {
612     uint32_t cache_coherency;
613     uint8_t  hints;
614     uint16_t reserved;
615     uint8_t  memory_flags;
616 } QEMU_PACKED;
617 typedef struct AcpiIortMemoryAccess AcpiIortMemoryAccess;
618 
619 struct AcpiIortItsGroup {
620     ACPI_IORT_NODE_HEADER_DEF
621     uint32_t its_count;
622     uint32_t identifiers[0];
623 } QEMU_PACKED;
624 typedef struct AcpiIortItsGroup AcpiIortItsGroup;
625 
626 struct AcpiIortSmmu3 {
627     ACPI_IORT_NODE_HEADER_DEF
628     uint64_t base_address;
629     uint32_t flags;
630     uint32_t reserved2;
631     uint64_t vatos_address;
632     uint32_t model;
633     uint32_t event_gsiv;
634     uint32_t pri_gsiv;
635     uint32_t gerr_gsiv;
636     uint32_t sync_gsiv;
637     AcpiIortIdMapping id_mapping_array[0];
638 } QEMU_PACKED;
639 typedef struct AcpiIortSmmu3 AcpiIortSmmu3;
640 
641 struct AcpiIortRC {
642     ACPI_IORT_NODE_HEADER_DEF
643     AcpiIortMemoryAccess memory_properties;
644     uint32_t ats_attribute;
645     uint32_t pci_segment_number;
646     AcpiIortIdMapping id_mapping_array[0];
647 } QEMU_PACKED;
648 typedef struct AcpiIortRC AcpiIortRC;
649 
650 #endif
651