xref: /openbmc/qemu/include/hw/acpi/aml-build.h (revision 77182df1)
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 /* Reserve RAM space for tables: add another order of magnitude. */
8 #define ACPI_BUILD_TABLE_MAX_SIZE         0x200000
9 
10 #define ACPI_BUILD_APPNAME6 "BOCHS "
11 #define ACPI_BUILD_APPNAME4 "BXPC"
12 
13 #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables"
14 #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp"
15 #define ACPI_BUILD_TPMLOG_FILE "etc/tpm/log"
16 #define ACPI_BUILD_LOADER_FILE "etc/table-loader"
17 
18 #define AML_NOTIFY_METHOD "NTFY"
19 
20 typedef enum {
21     AML_NO_OPCODE = 0,/* has only data */
22     AML_OPCODE,       /* has opcode optionally followed by data */
23     AML_PACKAGE,      /* has opcode and uses PkgLength for its length */
24     AML_EXT_PACKAGE,  /* Same as AML_PACKAGE but also has 'ExOpPrefix' */
25     AML_BUFFER,       /* data encoded as 'DefBuffer' */
26     AML_RES_TEMPLATE, /* encoded as ResourceTemplate macro */
27 } AmlBlockFlags;
28 
29 struct Aml {
30     GArray *buf;
31 
32     /*< private >*/
33     uint8_t op;
34     AmlBlockFlags block_flags;
35 };
36 
37 typedef enum {
38     AML_COMPATIBILITY = 0,
39     AML_TYPEA = 1,
40     AML_TYPEB = 2,
41     AML_TYPEF = 3,
42 } AmlDmaType;
43 
44 typedef enum {
45     AML_NOTBUSMASTER = 0,
46     AML_BUSMASTER = 1,
47 } AmlDmaBusMaster;
48 
49 typedef enum {
50     AML_TRANSFER8 = 0,
51     AML_TRANSFER8_16 = 1,
52     AML_TRANSFER16 = 2,
53 } AmlTransferSize;
54 
55 typedef enum {
56     AML_DECODE10 = 0,
57     AML_DECODE16 = 1,
58 } AmlIODecode;
59 
60 typedef enum {
61     AML_ANY_ACC = 0,
62     AML_BYTE_ACC = 1,
63     AML_WORD_ACC = 2,
64     AML_DWORD_ACC = 3,
65     AML_QWORD_ACC = 4,
66     AML_BUFFER_ACC = 5,
67 } AmlAccessType;
68 
69 typedef enum {
70     AML_NOLOCK = 0,
71     AML_LOCK = 1,
72 } AmlLockRule;
73 
74 typedef enum {
75     AML_PRESERVE = 0,
76     AML_WRITE_AS_ONES = 1,
77     AML_WRITE_AS_ZEROS = 2,
78 } AmlUpdateRule;
79 
80 typedef enum {
81     AML_AS_SYSTEM_MEMORY = 0X00,
82     AML_AS_SYSTEM_IO = 0X01,
83     AML_AS_PCI_CONFIG = 0X02,
84     AML_AS_EMBEDDED_CTRL = 0X03,
85     AML_AS_SMBUS = 0X04,
86     AML_AS_FFH = 0X7F,
87 } AmlAddressSpace;
88 
89 typedef enum {
90     AML_SYSTEM_MEMORY = 0X00,
91     AML_SYSTEM_IO = 0X01,
92     AML_PCI_CONFIG = 0X02,
93 } AmlRegionSpace;
94 
95 typedef enum {
96     AML_MEMORY_RANGE = 0,
97     AML_IO_RANGE = 1,
98     AML_BUS_NUMBER_RANGE = 2,
99 } AmlResourceType;
100 
101 typedef enum {
102     AML_SUB_DECODE = 1 << 1,
103     AML_POS_DECODE = 0
104 } AmlDecode;
105 
106 typedef enum {
107     AML_MAX_FIXED = 1 << 3,
108     AML_MAX_NOT_FIXED = 0,
109 } AmlMaxFixed;
110 
111 typedef enum {
112     AML_MIN_FIXED = 1 << 2,
113     AML_MIN_NOT_FIXED = 0
114 } AmlMinFixed;
115 
116 /*
117  * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
118  * _RNG field definition
119  */
120 typedef enum {
121     AML_ISA_ONLY = 1,
122     AML_NON_ISA_ONLY = 2,
123     AML_ENTIRE_RANGE = 3,
124 } AmlISARanges;
125 
126 /*
127  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
128  * _MEM field definition
129  */
130 typedef enum {
131     AML_NON_CACHEABLE = 0,
132     AML_CACHEABLE = 1,
133     AML_WRITE_COMBINING = 2,
134     AML_PREFETCHABLE = 3,
135 } AmlCacheable;
136 
137 /*
138  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
139  * _RW field definition
140  */
141 typedef enum {
142     AML_READ_ONLY = 0,
143     AML_READ_WRITE = 1,
144 } AmlReadAndWrite;
145 
146 /*
147  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
148  * Interrupt Vector Flags Bits[0] Consumer/Producer
149  */
150 typedef enum {
151     AML_CONSUMER_PRODUCER = 0,
152     AML_CONSUMER = 1,
153 } AmlConsumerAndProducer;
154 
155 /*
156  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
157  * _HE field definition
158  */
159 typedef enum {
160     AML_LEVEL = 0,
161     AML_EDGE = 1,
162 } AmlLevelAndEdge;
163 
164 /*
165  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
166  * _LL field definition
167  */
168 typedef enum {
169     AML_ACTIVE_HIGH = 0,
170     AML_ACTIVE_LOW = 1,
171 } AmlActiveHighAndLow;
172 
173 /*
174  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
175  * _SHR field definition
176  */
177 typedef enum {
178     AML_EXCLUSIVE = 0,
179     AML_SHARED = 1,
180     AML_EXCLUSIVE_AND_WAKE = 2,
181     AML_SHARED_AND_WAKE = 3,
182 } AmlShared;
183 
184 /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: MethodFlags */
185 typedef enum {
186     AML_NOTSERIALIZED = 0,
187     AML_SERIALIZED = 1,
188 } AmlSerializeFlag;
189 
190 /*
191  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
192  * GPIO Connection Type
193  */
194 typedef enum {
195     AML_INTERRUPT_CONNECTION = 0,
196     AML_IO_CONNECTION = 1,
197 } AmlGpioConnectionType;
198 
199 /*
200  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
201  * _PPI field definition
202  */
203 typedef enum {
204     AML_PULL_DEFAULT = 0,
205     AML_PULL_UP = 1,
206     AML_PULL_DOWN = 2,
207     AML_PULL_NONE = 3,
208 } AmlPinConfig;
209 
210 typedef enum {
211     MEM_AFFINITY_NOFLAGS      = 0,
212     MEM_AFFINITY_ENABLED      = (1 << 0),
213     MEM_AFFINITY_HOTPLUGGABLE = (1 << 1),
214     MEM_AFFINITY_NON_VOLATILE = (1 << 2),
215 } MemoryAffinityFlags;
216 
217 typedef
218 struct AcpiBuildTables {
219     GArray *table_data;
220     GArray *rsdp;
221     GArray *tcpalog;
222     GArray *vmgenid;
223     GArray *hardware_errors;
224     BIOSLinker *linker;
225 } AcpiBuildTables;
226 
227 typedef
228 struct CrsRangeEntry {
229     uint64_t base;
230     uint64_t limit;
231 } CrsRangeEntry;
232 
233 typedef
234 struct CrsRangeSet {
235     GPtrArray *io_ranges;
236     GPtrArray *mem_ranges;
237     GPtrArray *mem_64bit_ranges;
238 } CrsRangeSet;
239 
240 
241 /*
242  * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
243  * Serial Bus Type
244  */
245 #define AML_SERIAL_BUS_TYPE_I2C  1
246 #define AML_SERIAL_BUS_TYPE_SPI  2
247 #define AML_SERIAL_BUS_TYPE_UART 3
248 
249 /*
250  * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
251  * General Flags
252  */
253 /* Slave Mode */
254 #define AML_SERIAL_BUS_FLAG_MASTER_DEVICE       (1 << 0)
255 /* Consumer/Producer */
256 #define AML_SERIAL_BUS_FLAG_CONSUME_ONLY        (1 << 1)
257 
258 /**
259  * init_aml_allocator:
260  *
261  * Called for initializing API allocator which allow to use
262  * AML API.
263  * Returns: toplevel container which accumulates all other
264  * AML elements for a table.
265  */
266 Aml *init_aml_allocator(void);
267 
268 /**
269  * free_aml_allocator:
270  *
271  * Releases all elements used by AML API, frees associated memory
272  * and invalidates AML allocator. After this call @init_aml_allocator
273  * should be called again if AML API is to be used again.
274  */
275 void free_aml_allocator(void);
276 
277 /**
278  * aml_append:
279  * @parent_ctx: context to which @child element is added
280  * @child: element that is copied into @parent_ctx context
281  *
282  * Joins Aml elements together and helps to construct AML tables
283  * Examle of usage:
284  *   Aml *table = aml_def_block("SSDT", ...);
285  *   Aml *sb = aml_scope("\\_SB");
286  *   Aml *dev = aml_device("PCI0");
287  *
288  *   aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
289  *   aml_append(sb, dev);
290  *   aml_append(table, sb);
291  */
292 void aml_append(Aml *parent_ctx, Aml *child);
293 
294 /* non block AML object primitives */
295 Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
296 Aml *aml_name_decl(const char *name, Aml *val);
297 Aml *aml_debug(void);
298 Aml *aml_return(Aml *val);
299 Aml *aml_int(const uint64_t val);
300 Aml *aml_arg(int pos);
301 Aml *aml_to_integer(Aml *arg);
302 Aml *aml_to_hexstring(Aml *src, Aml *dst);
303 Aml *aml_to_buffer(Aml *src, Aml *dst);
304 Aml *aml_store(Aml *val, Aml *target);
305 Aml *aml_and(Aml *arg1, Aml *arg2, Aml *dst);
306 Aml *aml_or(Aml *arg1, Aml *arg2, Aml *dst);
307 Aml *aml_land(Aml *arg1, Aml *arg2);
308 Aml *aml_lor(Aml *arg1, Aml *arg2);
309 Aml *aml_shiftleft(Aml *arg1, Aml *count);
310 Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
311 Aml *aml_lless(Aml *arg1, Aml *arg2);
312 Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
313 Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
314 Aml *aml_increment(Aml *arg);
315 Aml *aml_decrement(Aml *arg);
316 Aml *aml_index(Aml *arg1, Aml *idx);
317 Aml *aml_notify(Aml *arg1, Aml *arg2);
318 Aml *aml_break(void);
319 Aml *aml_call0(const char *method);
320 Aml *aml_call1(const char *method, Aml *arg1);
321 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
322 Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
323 Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
324 Aml *aml_call5(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
325                Aml *arg5);
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, ...) GCC_FMT_ATTR(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, ...) GCC_FMT_ATTR(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, ...) GCC_FMT_ATTR(1, 2);
388 Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(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 void
417 build_header(BIOSLinker *linker, GArray *table_data,
418              AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
419              const char *oem_id, const char *oem_table_id);
420 void *acpi_data_push(GArray *table_data, unsigned size);
421 unsigned acpi_data_len(GArray *table);
422 void acpi_add_table(GArray *table_offsets, GArray *table_data);
423 void acpi_build_tables_init(AcpiBuildTables *tables);
424 void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
425 void
426 build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data);
427 void
428 build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
429            const char *oem_id, const char *oem_table_id);
430 void
431 build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
432            const char *oem_id, const char *oem_table_id);
433 
434 int
435 build_append_named_dword(GArray *array, const char *name_format, ...)
436 GCC_FMT_ATTR(2, 3);
437 
438 void build_append_gas(GArray *table, AmlAddressSpace as,
439                       uint8_t bit_width, uint8_t bit_offset,
440                       uint8_t access_width, uint64_t address);
441 
442 static inline void
443 build_append_gas_from_struct(GArray *table, const struct AcpiGenericAddress *s)
444 {
445     build_append_gas(table, s->space_id, s->bit_width, s->bit_offset,
446                      s->access_width, s->address);
447 }
448 
449 void crs_range_insert(GPtrArray *ranges, uint64_t base, uint64_t limit);
450 void crs_replace_with_free_ranges(GPtrArray *ranges,
451                                          uint64_t start, uint64_t end);
452 void crs_range_set_init(CrsRangeSet *range_set);
453 void crs_range_set_free(CrsRangeSet *range_set);
454 
455 Aml *build_crs(PCIHostState *host, CrsRangeSet *range_set, uint32_t io_offset,
456                uint32_t mmio32_offset, uint64_t mmio64_offset,
457                uint16_t bus_nr_offset);
458 
459 void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base,
460                        uint64_t len, int node, MemoryAffinityFlags flags);
461 
462 void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms);
463 
464 void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f,
465                 const char *oem_id, const char *oem_table_id);
466 
467 void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog);
468 #endif
469