xref: /openbmc/qemu/include/hw/acpi/aml-build.h (revision 6c2b24d1)
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 #define ACPI_BUILD_LOADER_MAX_SIZE        0x10000
10 
11 #define ACPI_BUILD_APPNAME6 "BOCHS "
12 #define ACPI_BUILD_APPNAME8 "BXPC    "
13 
14 #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables"
15 #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp"
16 #define ACPI_BUILD_TPMLOG_FILE "etc/tpm/log"
17 #define ACPI_BUILD_LOADER_FILE "etc/table-loader"
18 
19 #define AML_NOTIFY_METHOD "NTFY"
20 
21 typedef enum {
22     AML_NO_OPCODE = 0,/* has only data */
23     AML_OPCODE,       /* has opcode optionally followed by data */
24     AML_PACKAGE,      /* has opcode and uses PkgLength for its length */
25     AML_EXT_PACKAGE,  /* Same as AML_PACKAGE but also has 'ExOpPrefix' */
26     AML_BUFFER,       /* data encoded as 'DefBuffer' */
27     AML_RES_TEMPLATE, /* encoded as ResourceTemplate macro */
28 } AmlBlockFlags;
29 
30 struct Aml {
31     GArray *buf;
32 
33     /*< private >*/
34     uint8_t op;
35     AmlBlockFlags block_flags;
36 };
37 
38 typedef enum {
39     AML_COMPATIBILITY = 0,
40     AML_TYPEA = 1,
41     AML_TYPEB = 2,
42     AML_TYPEF = 3,
43 } AmlDmaType;
44 
45 typedef enum {
46     AML_NOTBUSMASTER = 0,
47     AML_BUSMASTER = 1,
48 } AmlDmaBusMaster;
49 
50 typedef enum {
51     AML_TRANSFER8 = 0,
52     AML_TRANSFER8_16 = 1,
53     AML_TRANSFER16 = 2,
54 } AmlTransferSize;
55 
56 typedef enum {
57     AML_DECODE10 = 0,
58     AML_DECODE16 = 1,
59 } AmlIODecode;
60 
61 typedef enum {
62     AML_ANY_ACC = 0,
63     AML_BYTE_ACC = 1,
64     AML_WORD_ACC = 2,
65     AML_DWORD_ACC = 3,
66     AML_QWORD_ACC = 4,
67     AML_BUFFER_ACC = 5,
68 } AmlAccessType;
69 
70 typedef enum {
71     AML_NOLOCK = 0,
72     AML_LOCK = 1,
73 } AmlLockRule;
74 
75 typedef enum {
76     AML_PRESERVE = 0,
77     AML_WRITE_AS_ONES = 1,
78     AML_WRITE_AS_ZEROS = 2,
79 } AmlUpdateRule;
80 
81 typedef enum {
82     AML_AS_SYSTEM_MEMORY = 0X00,
83     AML_AS_SYSTEM_IO = 0X01,
84     AML_AS_PCI_CONFIG = 0X02,
85     AML_AS_EMBEDDED_CTRL = 0X03,
86     AML_AS_SMBUS = 0X04,
87     AML_AS_FFH = 0X7F,
88 } AmlAddressSpace;
89 
90 typedef enum {
91     AML_SYSTEM_MEMORY = 0X00,
92     AML_SYSTEM_IO = 0X01,
93     AML_PCI_CONFIG = 0X02,
94 } AmlRegionSpace;
95 
96 typedef enum {
97     AML_MEMORY_RANGE = 0,
98     AML_IO_RANGE = 1,
99     AML_BUS_NUMBER_RANGE = 2,
100 } AmlResourceType;
101 
102 typedef enum {
103     AML_SUB_DECODE = 1 << 1,
104     AML_POS_DECODE = 0
105 } AmlDecode;
106 
107 typedef enum {
108     AML_MAX_FIXED = 1 << 3,
109     AML_MAX_NOT_FIXED = 0,
110 } AmlMaxFixed;
111 
112 typedef enum {
113     AML_MIN_FIXED = 1 << 2,
114     AML_MIN_NOT_FIXED = 0
115 } AmlMinFixed;
116 
117 /*
118  * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
119  * _RNG field definition
120  */
121 typedef enum {
122     AML_ISA_ONLY = 1,
123     AML_NON_ISA_ONLY = 2,
124     AML_ENTIRE_RANGE = 3,
125 } AmlISARanges;
126 
127 /*
128  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
129  * _MEM field definition
130  */
131 typedef enum {
132     AML_NON_CACHEABLE = 0,
133     AML_CACHEABLE = 1,
134     AML_WRITE_COMBINING = 2,
135     AML_PREFETCHABLE = 3,
136 } AmlCacheable;
137 
138 /*
139  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
140  * _RW field definition
141  */
142 typedef enum {
143     AML_READ_ONLY = 0,
144     AML_READ_WRITE = 1,
145 } AmlReadAndWrite;
146 
147 /*
148  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
149  * Interrupt Vector Flags Bits[0] Consumer/Producer
150  */
151 typedef enum {
152     AML_CONSUMER_PRODUCER = 0,
153     AML_CONSUMER = 1,
154 } AmlConsumerAndProducer;
155 
156 /*
157  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
158  * _HE field definition
159  */
160 typedef enum {
161     AML_LEVEL = 0,
162     AML_EDGE = 1,
163 } AmlLevelAndEdge;
164 
165 /*
166  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
167  * _LL field definition
168  */
169 typedef enum {
170     AML_ACTIVE_HIGH = 0,
171     AML_ACTIVE_LOW = 1,
172 } AmlActiveHighAndLow;
173 
174 /*
175  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
176  * _SHR field definition
177  */
178 typedef enum {
179     AML_EXCLUSIVE = 0,
180     AML_SHARED = 1,
181     AML_EXCLUSIVE_AND_WAKE = 2,
182     AML_SHARED_AND_WAKE = 3,
183 } AmlShared;
184 
185 /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: MethodFlags */
186 typedef enum {
187     AML_NOTSERIALIZED = 0,
188     AML_SERIALIZED = 1,
189 } AmlSerializeFlag;
190 
191 /*
192  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
193  * GPIO Connection Type
194  */
195 typedef enum {
196     AML_INTERRUPT_CONNECTION = 0,
197     AML_IO_CONNECTION = 1,
198 } AmlGpioConnectionType;
199 
200 /*
201  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
202  * _PPI field definition
203  */
204 typedef enum {
205     AML_PULL_DEFAULT = 0,
206     AML_PULL_UP = 1,
207     AML_PULL_DOWN = 2,
208     AML_PULL_NONE = 3,
209 } AmlPinConfig;
210 
211 typedef enum {
212     MEM_AFFINITY_NOFLAGS      = 0,
213     MEM_AFFINITY_ENABLED      = (1 << 0),
214     MEM_AFFINITY_HOTPLUGGABLE = (1 << 1),
215     MEM_AFFINITY_NON_VOLATILE = (1 << 2),
216 } MemoryAffinityFlags;
217 
218 typedef
219 struct AcpiBuildTables {
220     GArray *table_data;
221     GArray *rsdp;
222     GArray *tcpalog;
223     GArray *vmgenid;
224     GArray *hardware_errors;
225     BIOSLinker *linker;
226 } AcpiBuildTables;
227 
228 typedef
229 struct CrsRangeEntry {
230     uint64_t base;
231     uint64_t limit;
232 } CrsRangeEntry;
233 
234 typedef
235 struct CrsRangeSet {
236     GPtrArray *io_ranges;
237     GPtrArray *mem_ranges;
238     GPtrArray *mem_64bit_ranges;
239 } CrsRangeSet;
240 
241 
242 /*
243  * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
244  * Serial Bus Type
245  */
246 #define AML_SERIAL_BUS_TYPE_I2C  1
247 #define AML_SERIAL_BUS_TYPE_SPI  2
248 #define AML_SERIAL_BUS_TYPE_UART 3
249 
250 /*
251  * ACPI 5.0: 6.4.3.8.2 Serial Bus Connection Descriptors
252  * General Flags
253  */
254 /* Slave Mode */
255 #define AML_SERIAL_BUS_FLAG_MASTER_DEVICE       (1 << 0)
256 /* Consumer/Producer */
257 #define AML_SERIAL_BUS_FLAG_CONSUME_ONLY        (1 << 1)
258 
259 /**
260  * init_aml_allocator:
261  *
262  * Called for initializing API allocator which allow to use
263  * AML API.
264  * Returns: toplevel container which accumulates all other
265  * AML elements for a table.
266  */
267 Aml *init_aml_allocator(void);
268 
269 /**
270  * free_aml_allocator:
271  *
272  * Releases all elements used by AML API, frees associated memory
273  * and invalidates AML allocator. After this call @init_aml_allocator
274  * should be called again if AML API is to be used again.
275  */
276 void free_aml_allocator(void);
277 
278 /**
279  * aml_append:
280  * @parent_ctx: context to which @child element is added
281  * @child: element that is copied into @parent_ctx context
282  *
283  * Joins Aml elements together and helps to construct AML tables
284  * Examle of usage:
285  *   Aml *table = aml_def_block("SSDT", ...);
286  *   Aml *sb = aml_scope("\\_SB");
287  *   Aml *dev = aml_device("PCI0");
288  *
289  *   aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
290  *   aml_append(sb, dev);
291  *   aml_append(table, sb);
292  */
293 void aml_append(Aml *parent_ctx, Aml *child);
294 
295 /* non block AML object primitives */
296 Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
297 Aml *aml_name_decl(const char *name, Aml *val);
298 Aml *aml_debug(void);
299 Aml *aml_return(Aml *val);
300 Aml *aml_int(const uint64_t val);
301 Aml *aml_arg(int pos);
302 Aml *aml_to_integer(Aml *arg);
303 Aml *aml_to_hexstring(Aml *src, Aml *dst);
304 Aml *aml_to_buffer(Aml *src, Aml *dst);
305 Aml *aml_to_decimalstring(Aml *src, Aml *dst);
306 Aml *aml_store(Aml *val, Aml *target);
307 Aml *aml_and(Aml *arg1, Aml *arg2, Aml *dst);
308 Aml *aml_or(Aml *arg1, Aml *arg2, Aml *dst);
309 Aml *aml_land(Aml *arg1, Aml *arg2);
310 Aml *aml_lor(Aml *arg1, Aml *arg2);
311 Aml *aml_shiftleft(Aml *arg1, Aml *count);
312 Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
313 Aml *aml_lless(Aml *arg1, Aml *arg2);
314 Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
315 Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
316 Aml *aml_increment(Aml *arg);
317 Aml *aml_decrement(Aml *arg);
318 Aml *aml_index(Aml *arg1, Aml *idx);
319 Aml *aml_notify(Aml *arg1, Aml *arg2);
320 Aml *aml_break(void);
321 Aml *aml_call0(const char *method);
322 Aml *aml_call1(const char *method, Aml *arg1);
323 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
324 Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
325 Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
326 Aml *aml_call5(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
327                Aml *arg5);
328 Aml *aml_call6(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
329                Aml *arg5, Aml *arg6);
330 Aml *aml_gpio_int(AmlConsumerAndProducer con_and_pro,
331                   AmlLevelAndEdge edge_level,
332                   AmlActiveHighAndLow active_level, AmlShared shared,
333                   AmlPinConfig pin_config, uint16_t debounce_timeout,
334                   const uint32_t pin_list[], uint32_t pin_count,
335                   const char *resource_source_name,
336                   const uint8_t *vendor_data, uint16_t vendor_data_len);
337 Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
338                         AmlReadAndWrite read_and_write);
339 Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
340                    AmlLevelAndEdge level_and_edge,
341                    AmlActiveHighAndLow high_and_low, AmlShared shared,
342                    uint32_t *irq_list, uint8_t irq_count);
343 Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
344             uint8_t aln, uint8_t len);
345 Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
346                           Aml *offset, uint32_t len);
347 Aml *aml_irq_no_flags(uint8_t irq);
348 Aml *aml_named_field(const char *name, unsigned length);
349 Aml *aml_reserved_field(unsigned length);
350 Aml *aml_local(int num);
351 Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
352 Aml *aml_lnot(Aml *arg);
353 Aml *aml_equal(Aml *arg1, Aml *arg2);
354 Aml *aml_lgreater(Aml *arg1, Aml *arg2);
355 Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
356 Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
357                    const char *name_format, ...) GCC_FMT_ATTR(4, 5);
358 Aml *aml_eisaid(const char *str);
359 Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
360                          AmlDecode dec, uint16_t addr_gran,
361                          uint16_t addr_min, uint16_t addr_max,
362                          uint16_t addr_trans, uint16_t len);
363 Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
364                  AmlDecode dec, AmlISARanges isa_ranges,
365                  uint16_t addr_gran, uint16_t addr_min,
366                  uint16_t addr_max, uint16_t addr_trans,
367                  uint16_t len);
368 Aml *aml_dword_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
369                  AmlDecode dec, AmlISARanges isa_ranges,
370                  uint32_t addr_gran, uint32_t addr_min,
371                  uint32_t addr_max, uint32_t addr_trans,
372                  uint32_t len);
373 Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
374                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
375                       AmlReadAndWrite read_and_write,
376                       uint32_t addr_gran, uint32_t addr_min,
377                       uint32_t addr_max, uint32_t addr_trans,
378                       uint32_t len);
379 Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
380                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
381                       AmlReadAndWrite read_and_write,
382                       uint64_t addr_gran, uint64_t addr_min,
383                       uint64_t addr_max, uint64_t addr_trans,
384                       uint64_t len);
385 Aml *aml_dma(AmlDmaType typ, AmlDmaBusMaster bm, AmlTransferSize sz,
386              uint8_t channel);
387 Aml *aml_sleep(uint64_t msec);
388 Aml *aml_i2c_serial_bus_device(uint16_t address, const char *resource_source);
389 
390 /* Block AML object primitives */
391 Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
392 Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
393 Aml *aml_method(const char *name, int arg_count, AmlSerializeFlag sflag);
394 Aml *aml_if(Aml *predicate);
395 Aml *aml_else(void);
396 Aml *aml_while(Aml *predicate);
397 Aml *aml_package(uint8_t num_elements);
398 Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
399 Aml *aml_resource_template(void);
400 Aml *aml_field(const char *name, AmlAccessType type, AmlLockRule lock,
401                AmlUpdateRule rule);
402 Aml *aml_mutex(const char *name, uint8_t sync_level);
403 Aml *aml_acquire(Aml *mutex, uint16_t timeout);
404 Aml *aml_release(Aml *mutex);
405 Aml *aml_alias(const char *source_object, const char *alias_object);
406 Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
407                       const char *name);
408 Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
409 Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
410 Aml *aml_varpackage(uint32_t num_elements);
411 Aml *aml_touuid(const char *uuid);
412 Aml *aml_unicode(const char *str);
413 Aml *aml_refof(Aml *arg);
414 Aml *aml_derefof(Aml *arg);
415 Aml *aml_sizeof(Aml *arg);
416 Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target);
417 Aml *aml_object_type(Aml *object);
418 
419 void build_append_int_noprefix(GArray *table, uint64_t value, int size);
420 void
421 build_header(BIOSLinker *linker, GArray *table_data,
422              AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
423              const char *oem_id, const char *oem_table_id);
424 void *acpi_data_push(GArray *table_data, unsigned size);
425 unsigned acpi_data_len(GArray *table);
426 void acpi_add_table(GArray *table_offsets, GArray *table_data);
427 void acpi_build_tables_init(AcpiBuildTables *tables);
428 void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
429 void
430 build_rsdp(GArray *tbl, BIOSLinker *linker, AcpiRsdpData *rsdp_data);
431 void
432 build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
433            const char *oem_id, const char *oem_table_id);
434 void
435 build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
436            const char *oem_id, const char *oem_table_id);
437 
438 int
439 build_append_named_dword(GArray *array, const char *name_format, ...)
440 GCC_FMT_ATTR(2, 3);
441 
442 void build_append_gas(GArray *table, AmlAddressSpace as,
443                       uint8_t bit_width, uint8_t bit_offset,
444                       uint8_t access_width, uint64_t address);
445 
446 static inline void
447 build_append_gas_from_struct(GArray *table, const struct AcpiGenericAddress *s)
448 {
449     build_append_gas(table, s->space_id, s->bit_width, s->bit_offset,
450                      s->access_width, s->address);
451 }
452 
453 void crs_range_insert(GPtrArray *ranges, uint64_t base, uint64_t limit);
454 void crs_replace_with_free_ranges(GPtrArray *ranges,
455                                          uint64_t start, uint64_t end);
456 void crs_range_set_init(CrsRangeSet *range_set);
457 void crs_range_set_free(CrsRangeSet *range_set);
458 
459 Aml *build_crs(PCIHostState *host, CrsRangeSet *range_set, uint32_t io_offset,
460                uint32_t mmio32_offset, uint64_t mmio64_offset,
461                uint16_t bus_nr_offset);
462 
463 void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base,
464                        uint64_t len, int node, MemoryAffinityFlags flags);
465 
466 void build_slit(GArray *table_data, BIOSLinker *linker, MachineState *ms,
467                 const char *oem_id, const char *oem_table_id);
468 
469 void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f,
470                 const char *oem_id, const char *oem_table_id);
471 
472 void build_tpm2(GArray *table_data, BIOSLinker *linker, GArray *tcpalog,
473                 const char *oem_id, const char *oem_table_id);
474 #endif
475