xref: /openbmc/qemu/include/hw/acpi/aml-build.h (revision 9eb9350c0e519be97716f6b27f664bd0a3c41a36)
1  #ifndef HW_ACPI_AML_BUILD_H
2  #define HW_ACPI_AML_BUILD_H
3  
4  #include "hw/acpi/acpi-defs.h"
5  #include "hw/acpi/bios-linker-loader.h"
6  
7  #define ACPI_BUILD_APPNAME6 "BOCHS "
8  #define ACPI_BUILD_APPNAME8 "BXPC    "
9  
10  #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables"
11  #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp"
12  #define ACPI_BUILD_TPMLOG_FILE "etc/tpm/log"
13  #define ACPI_BUILD_LOADER_FILE "etc/table-loader"
14  
15  #define AML_NOTIFY_METHOD "NTFY"
16  
17  typedef enum {
18      AML_NO_OPCODE = 0,/* has only data */
19      AML_OPCODE,       /* has opcode optionally followed by data */
20      AML_PACKAGE,      /* has opcode and uses PkgLength for its length */
21      AML_EXT_PACKAGE,  /* Same as AML_PACKAGE but also has 'ExOpPrefix' */
22      AML_BUFFER,       /* data encoded as 'DefBuffer' */
23      AML_RES_TEMPLATE, /* encoded as ResourceTemplate macro */
24  } AmlBlockFlags;
25  
26  struct Aml {
27      GArray *buf;
28  
29      /*< private >*/
30      uint8_t op;
31      AmlBlockFlags block_flags;
32  };
33  
34  typedef enum {
35      AML_COMPATIBILITY = 0,
36      AML_TYPEA = 1,
37      AML_TYPEB = 2,
38      AML_TYPEF = 3,
39  } AmlDmaType;
40  
41  typedef enum {
42      AML_NOTBUSMASTER = 0,
43      AML_BUSMASTER = 1,
44  } AmlDmaBusMaster;
45  
46  typedef enum {
47      AML_TRANSFER8 = 0,
48      AML_TRANSFER8_16 = 1,
49      AML_TRANSFER16 = 2,
50  } AmlTransferSize;
51  
52  typedef enum {
53      AML_DECODE10 = 0,
54      AML_DECODE16 = 1,
55  } AmlIODecode;
56  
57  typedef enum {
58      AML_ANY_ACC = 0,
59      AML_BYTE_ACC = 1,
60      AML_WORD_ACC = 2,
61      AML_DWORD_ACC = 3,
62      AML_QWORD_ACC = 4,
63      AML_BUFFER_ACC = 5,
64  } AmlAccessType;
65  
66  typedef enum {
67      AML_NOLOCK = 0,
68      AML_LOCK = 1,
69  } AmlLockRule;
70  
71  typedef enum {
72      AML_PRESERVE = 0,
73      AML_WRITE_AS_ONES = 1,
74      AML_WRITE_AS_ZEROS = 2,
75  } AmlUpdateRule;
76  
77  typedef enum {
78      AML_AS_SYSTEM_MEMORY = 0X00,
79      AML_AS_SYSTEM_IO = 0X01,
80      AML_AS_PCI_CONFIG = 0X02,
81      AML_AS_EMBEDDED_CTRL = 0X03,
82      AML_AS_SMBUS = 0X04,
83      AML_AS_FFH = 0X7F,
84  } AmlAddressSpace;
85  
86  typedef enum {
87      AML_SYSTEM_MEMORY = 0X00,
88      AML_SYSTEM_IO = 0X01,
89      AML_PCI_CONFIG = 0X02,
90  } AmlRegionSpace;
91  
92  typedef enum {
93      AML_MEMORY_RANGE = 0,
94      AML_IO_RANGE = 1,
95      AML_BUS_NUMBER_RANGE = 2,
96  } AmlResourceType;
97  
98  typedef enum {
99      AML_SUB_DECODE = 1 << 1,
100      AML_POS_DECODE = 0
101  } AmlDecode;
102  
103  typedef enum {
104      AML_MAX_FIXED = 1 << 3,
105      AML_MAX_NOT_FIXED = 0,
106  } AmlMaxFixed;
107  
108  typedef enum {
109      AML_MIN_FIXED = 1 << 2,
110      AML_MIN_NOT_FIXED = 0
111  } AmlMinFixed;
112  
113  /*
114   * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
115   * _RNG field definition
116   */
117  typedef enum {
118      AML_ISA_ONLY = 1,
119      AML_NON_ISA_ONLY = 2,
120      AML_ENTIRE_RANGE = 3,
121  } AmlISARanges;
122  
123  /*
124   * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
125   * _MEM field definition
126   */
127  typedef enum {
128      AML_NON_CACHEABLE = 0,
129      AML_CACHEABLE = 1,
130      AML_WRITE_COMBINING = 2,
131      AML_PREFETCHABLE = 3,
132  } AmlCacheable;
133  
134  /*
135   * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
136   * _RW field definition
137   */
138  typedef enum {
139      AML_READ_ONLY = 0,
140      AML_READ_WRITE = 1,
141  } AmlReadAndWrite;
142  
143  /*
144   * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
145   * Interrupt Vector Flags Bits[0] Consumer/Producer
146   */
147  typedef enum {
148      AML_CONSUMER_PRODUCER = 0,
149      AML_CONSUMER = 1,
150  } AmlConsumerAndProducer;
151  
152  /*
153   * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
154   * _HE field definition
155   */
156  typedef enum {
157      AML_LEVEL = 0,
158      AML_EDGE = 1,
159  } AmlLevelAndEdge;
160  
161  /*
162   * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
163   * _LL field definition
164   */
165  typedef enum {
166      AML_ACTIVE_HIGH = 0,
167      AML_ACTIVE_LOW = 1,
168  } AmlActiveHighAndLow;
169  
170  /*
171   * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
172   * _SHR field definition
173   */
174  typedef enum {
175      AML_EXCLUSIVE = 0,
176      AML_SHARED = 1,
177      AML_EXCLUSIVE_AND_WAKE = 2,
178      AML_SHARED_AND_WAKE = 3,
179  } AmlShared;
180  
181  /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: MethodFlags */
182  typedef enum {
183      AML_NOTSERIALIZED = 0,
184      AML_SERIALIZED = 1,
185  } AmlSerializeFlag;
186  
187  /*
188   * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
189   * GPIO Connection Type
190   */
191  typedef enum {
192      AML_INTERRUPT_CONNECTION = 0,
193      AML_IO_CONNECTION = 1,
194  } AmlGpioConnectionType;
195  
196  /*
197   * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
198   * _PPI field definition
199   */
200  typedef enum {
201      AML_PULL_DEFAULT = 0,
202      AML_PULL_UP = 1,
203      AML_PULL_DOWN = 2,
204      AML_PULL_NONE = 3,
205  } AmlPinConfig;
206  
207  typedef enum {
208      MEM_AFFINITY_NOFLAGS      = 0,
209      MEM_AFFINITY_ENABLED      = (1 << 0),
210      MEM_AFFINITY_HOTPLUGGABLE = (1 << 1),
211      MEM_AFFINITY_NON_VOLATILE = (1 << 2),
212  } MemoryAffinityFlags;
213  
214  typedef
215  struct AcpiBuildTables {
216      GArray *table_data;
217      GArray *rsdp;
218      GArray *tcpalog;
219      GArray *vmgenid;
220      GArray *hardware_errors;
221      BIOSLinker *linker;
222  } AcpiBuildTables;
223  
224  typedef
225  struct CrsRangeEntry {
226      uint64_t base;
227      uint64_t limit;
228  } CrsRangeEntry;
229  
230  typedef
231  struct CrsRangeSet {
232      GPtrArray *io_ranges;
233      GPtrArray *mem_ranges;
234      GPtrArray *mem_64bit_ranges;
235  } CrsRangeSet;
236  
237  
238  /*
239   * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
240   * Serial Bus Type
241   */
242  #define AML_SERIAL_BUS_TYPE_I2C  1
243  #define AML_SERIAL_BUS_TYPE_SPI  2
244  #define AML_SERIAL_BUS_TYPE_UART 3
245  
246  /*
247   * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
248   * General Flags
249   */
250  /* Slave Mode */
251  #define AML_SERIAL_BUS_FLAG_MASTER_DEVICE       (1 << 0)
252  /* Consumer/Producer */
253  #define AML_SERIAL_BUS_FLAG_CONSUME_ONLY        (1 << 1)
254  
255  /**
256   * init_aml_allocator:
257   *
258   * Called for initializing API allocator which allow to use
259   * AML API.
260   * Returns: toplevel container which accumulates all other
261   * AML elements for a table.
262   */
263  Aml *init_aml_allocator(void);
264  
265  /**
266   * free_aml_allocator:
267   *
268   * Releases all elements used by AML API, frees associated memory
269   * and invalidates AML allocator. After this call @init_aml_allocator
270   * should be called again if AML API is to be used again.
271   */
272  void free_aml_allocator(void);
273  
274  /**
275   * aml_append:
276   * @parent_ctx: context to which @child element is added
277   * @child: element that is copied into @parent_ctx context
278   *
279   * Joins Aml elements together and helps to construct AML tables
280   * Example of usage:
281   *   Aml *table = aml_def_block("SSDT", ...);
282   *   Aml *sb = aml_scope("\\_SB");
283   *   Aml *dev = aml_device("PCI0");
284   *
285   *   aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
286   *   aml_append(sb, dev);
287   *   aml_append(table, sb);
288   */
289  void aml_append(Aml *parent_ctx, Aml *child);
290  
291  /* non block AML object primitives */
292  Aml *aml_name(const char *name_format, ...) G_GNUC_PRINTF(1, 2);
293  Aml *aml_name_decl(const char *name, Aml *val);
294  Aml *aml_debug(void);
295  Aml *aml_return(Aml *val);
296  Aml *aml_int(const uint64_t val);
297  Aml *aml_arg(int pos);
298  Aml *aml_to_integer(Aml *arg);
299  Aml *aml_to_hexstring(Aml *src, Aml *dst);
300  Aml *aml_to_buffer(Aml *src, Aml *dst);
301  Aml *aml_to_decimalstring(Aml *src, Aml *dst);
302  Aml *aml_store(Aml *val, Aml *target);
303  Aml *aml_and(Aml *arg1, Aml *arg2, Aml *dst);
304  Aml *aml_or(Aml *arg1, Aml *arg2, Aml *dst);
305  Aml *aml_land(Aml *arg1, Aml *arg2);
306  Aml *aml_lor(Aml *arg1, Aml *arg2);
307  Aml *aml_shiftleft(Aml *arg1, Aml *count);
308  Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
309  Aml *aml_lless(Aml *arg1, Aml *arg2);
310  Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
311  Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
312  Aml *aml_increment(Aml *arg);
313  Aml *aml_decrement(Aml *arg);
314  Aml *aml_index(Aml *arg1, Aml *idx);
315  Aml *aml_notify(Aml *arg1, Aml *arg2);
316  Aml *aml_break(void);
317  Aml *aml_call0(const char *method);
318  Aml *aml_call1(const char *method, Aml *arg1);
319  Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
320  Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
321  Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
322  Aml *aml_call5(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
323                 Aml *arg5);
324  Aml *aml_call6(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
325                 Aml *arg5, Aml *arg6);
326  Aml *aml_gpio_int(AmlConsumerAndProducer con_and_pro,
327                    AmlLevelAndEdge edge_level,
328                    AmlActiveHighAndLow active_level, AmlShared shared,
329                    AmlPinConfig pin_config, uint16_t debounce_timeout,
330                    const uint32_t pin_list[], uint32_t pin_count,
331                    const char *resource_source_name,
332                    const uint8_t *vendor_data, uint16_t vendor_data_len);
333  Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
334                          AmlReadAndWrite read_and_write);
335  Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
336                     AmlLevelAndEdge level_and_edge,
337                     AmlActiveHighAndLow high_and_low, AmlShared shared,
338                     uint32_t *irq_list, uint8_t irq_count);
339  Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
340              uint8_t aln, uint8_t len);
341  Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
342                            Aml *offset, uint32_t len);
343  Aml *aml_irq_no_flags(uint8_t irq);
344  Aml *aml_named_field(const char *name, unsigned length);
345  Aml *aml_reserved_field(unsigned length);
346  Aml *aml_local(int num);
347  Aml *aml_string(const char *name_format, ...) G_GNUC_PRINTF(1, 2);
348  Aml *aml_lnot(Aml *arg);
349  Aml *aml_equal(Aml *arg1, Aml *arg2);
350  Aml *aml_lgreater(Aml *arg1, Aml *arg2);
351  Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
352  Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
353                     const char *name_format, ...) G_GNUC_PRINTF(4, 5);
354  Aml *aml_eisaid(const char *str);
355  Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
356                           AmlDecode dec, uint16_t addr_gran,
357                           uint16_t addr_min, uint16_t addr_max,
358                           uint16_t addr_trans, uint16_t len);
359  Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
360                   AmlDecode dec, AmlISARanges isa_ranges,
361                   uint16_t addr_gran, uint16_t addr_min,
362                   uint16_t addr_max, uint16_t addr_trans,
363                   uint16_t len);
364  Aml *aml_dword_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
365                   AmlDecode dec, AmlISARanges isa_ranges,
366                   uint32_t addr_gran, uint32_t addr_min,
367                   uint32_t addr_max, uint32_t addr_trans,
368                   uint32_t len);
369  Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
370                        AmlMaxFixed max_fixed, AmlCacheable cacheable,
371                        AmlReadAndWrite read_and_write,
372                        uint32_t addr_gran, uint32_t addr_min,
373                        uint32_t addr_max, uint32_t addr_trans,
374                        uint32_t len);
375  Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
376                        AmlMaxFixed max_fixed, AmlCacheable cacheable,
377                        AmlReadAndWrite read_and_write,
378                        uint64_t addr_gran, uint64_t addr_min,
379                        uint64_t addr_max, uint64_t addr_trans,
380                        uint64_t len);
381  Aml *aml_dma(AmlDmaType typ, AmlDmaBusMaster bm, AmlTransferSize sz,
382               uint8_t channel);
383  Aml *aml_sleep(uint64_t msec);
384  Aml *aml_i2c_serial_bus_device(uint16_t address, const char *resource_source);
385  
386  /* Block AML object primitives */
387  Aml *aml_scope(const char *name_format, ...) G_GNUC_PRINTF(1, 2);
388  Aml *aml_device(const char *name_format, ...) G_GNUC_PRINTF(1, 2);
389  Aml *aml_method(const char *name, int arg_count, AmlSerializeFlag sflag);
390  Aml *aml_if(Aml *predicate);
391  Aml *aml_else(void);
392  Aml *aml_while(Aml *predicate);
393  Aml *aml_package(uint8_t num_elements);
394  Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
395  Aml *aml_resource_template(void);
396  Aml *aml_field(const char *name, AmlAccessType type, AmlLockRule lock,
397                 AmlUpdateRule rule);
398  Aml *aml_mutex(const char *name, uint8_t sync_level);
399  Aml *aml_acquire(Aml *mutex, uint16_t timeout);
400  Aml *aml_release(Aml *mutex);
401  Aml *aml_alias(const char *source_object, const char *alias_object);
402  Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
403                        const char *name);
404  Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
405  Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
406  Aml *aml_varpackage(uint32_t num_elements);
407  Aml *aml_touuid(const char *uuid);
408  Aml *aml_unicode(const char *str);
409  Aml *aml_refof(Aml *arg);
410  Aml *aml_derefof(Aml *arg);
411  Aml *aml_sizeof(Aml *arg);
412  Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target);
413  Aml *aml_object_type(Aml *object);
414  
415  void build_append_int_noprefix(GArray *table, uint64_t value, int size);
416  
417  typedef struct AcpiTable {
418      const char *sig;
419      const uint8_t rev;
420      const char *oem_id;
421      const char *oem_table_id;
422      /* private vars tracking table state */
423      GArray *array;
424      unsigned table_offset;
425  } AcpiTable;
426  
427  /**
428   * acpi_table_begin:
429   * initializes table header and keeps track of
430   * table data/offsets
431   * @desc: ACPI table descriptor
432   * @array: blob where the ACPI table will be composed/stored.
433   */
434  void acpi_table_begin(AcpiTable *desc, GArray *array);
435  
436  /**
437   * acpi_table_end:
438   * sets actual table length and tells bios loader
439   * where table is for the later initialization on
440   * guest side.
441   * @linker: reference to BIOSLinker object to use for the table
442   * @table: ACPI table descriptor that was used with @acpi_table_begin
443   * counterpart
444   */
445  void acpi_table_end(BIOSLinker *linker, AcpiTable *table);
446  
447  void *acpi_data_push(GArray *table_data, unsigned size);
448  unsigned acpi_data_len(GArray *table);
449  void acpi_add_table(GArray *table_offsets, GArray *table_data);
450  void acpi_build_tables_init(AcpiBuildTables *tables);
451  void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
452  void
453  build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data);
454  void
455  build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
456             const char *oem_id, const char *oem_table_id);
457  void
458  build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
459             const char *oem_id, const char *oem_table_id);
460  
461  int
462  build_append_named_dword(GArray *array, const char *name_format, ...)
463  G_GNUC_PRINTF(2, 3);
464  
465  void build_append_gas(GArray *table, AmlAddressSpace as,
466                        uint8_t bit_width, uint8_t bit_offset,
467                        uint8_t access_width, uint64_t address);
468  
469  static inline void
build_append_gas_from_struct(GArray * table,const struct AcpiGenericAddress * s)470  build_append_gas_from_struct(GArray *table, const struct AcpiGenericAddress *s)
471  {
472      build_append_gas(table, s->space_id, s->bit_width, s->bit_offset,
473                       s->access_width, s->address);
474  }
475  
476  void crs_range_insert(GPtrArray *ranges, uint64_t base, uint64_t limit);
477  void crs_replace_with_free_ranges(GPtrArray *ranges,
478                                           uint64_t start, uint64_t end);
479  void crs_range_set_init(CrsRangeSet *range_set);
480  void crs_range_set_free(CrsRangeSet *range_set);
481  
482  Aml *build_crs(PCIHostState *host, CrsRangeSet *range_set, uint32_t io_offset,
483                 uint32_t mmio32_offset, uint64_t mmio64_offset,
484                 uint16_t bus_nr_offset);
485  
486  void build_srat_memory(GArray *table_data, uint64_t base,
487                         uint64_t len, int node, MemoryAffinityFlags flags);
488  
489  void build_srat_pci_generic_initiator(GArray *table_data, uint32_t node,
490                                        uint16_t segment, uint8_t bus,
491                                        uint8_t devfn);
492  
493  void build_srat_acpi_generic_port(GArray *table_data, uint32_t node,
494                                    const char *hid, uint32_t uid);
495  
496  void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms,
497                  const char *oem_id, const char *oem_table_id);
498  
499  void build_pptt(GArray *table_data, BIOSLinker *linker, MachineState *ms,
500                  const char *oem_id, const char *oem_table_id);
501  
502  void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f,
503                  const char *oem_id, const char *oem_table_id);
504  
505  void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog,
506                  const char *oem_id, const char *oem_table_id);
507  
508  void build_spcr(GArray *table_data, BIOSLinker *linker,
509                  const AcpiSpcrData *f, const uint8_t rev,
510                  const char *oem_id, const char *oem_table_id);
511  #endif
512