1 #ifndef HW_ACPI_GEN_UTILS_H
2 #define HW_ACPI_GEN_UTILS_H
6 #include "qemu/compiler.h"
7 #include "hw/acpi/acpi-defs.h"
9 /* Reserve RAM space for tables: add another order of magnitude. */
10 #define ACPI_BUILD_TABLE_MAX_SIZE 0x200000
12 #define ACPI_BUILD_APPNAME6 "BOCHS "
13 #define ACPI_BUILD_APPNAME4 "BXPC"
15 #define ACPI_BUILD_TABLE_FILE "etc/acpi/tables"
16 #define ACPI_BUILD_RSDP_FILE "etc/acpi/rsdp"
17 #define ACPI_BUILD_TPMLOG_FILE "etc/tpm/log"
20 AML_NO_OPCODE = 0,/* has only data */
21 AML_OPCODE, /* has opcode optionally followed by data */
22 AML_PACKAGE, /* has opcode and uses PkgLength for its length */
23 AML_EXT_PACKAGE, /* Same as AML_PACKAGE but also has 'ExOpPrefix' */
24 AML_BUFFER, /* data encoded as 'DefBuffer' */
25 AML_RES_TEMPLATE, /* encoded as ResourceTemplate macro */
33 AmlBlockFlags block_flags;
35 typedef struct Aml Aml;
38 AML_COMPATIBILITY = 0,
76 AML_WRITE_AS_ONES = 1,
77 AML_WRITE_AS_ZEROS = 2,
81 AML_SYSTEM_MEMORY = 0X00,
88 AML_BUS_NUMBER_RANGE = 2,
92 AML_SUB_DECODE = 1 << 1,
97 AML_MAX_FIXED = 1 << 3,
98 AML_MAX_NOT_FIXED = 0,
102 AML_MIN_FIXED = 1 << 2,
103 AML_MIN_NOT_FIXED = 0
107 * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
108 * _RNG field definition
112 AML_NON_ISA_ONLY = 2,
113 AML_ENTIRE_RANGE = 3,
117 * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
118 * _MEM field definition
121 AML_NON_CACHEABLE = 0,
123 AML_WRITE_COMBINING = 2,
124 AML_PREFETCHABLE = 3,
128 * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
129 * _RW field definition
137 * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
138 * Interrupt Vector Flags Bits[0] Consumer/Producer
141 AML_CONSUMER_PRODUCER = 0,
143 } AmlConsumerAndProducer;
146 * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
147 * _HE field definition
155 * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
156 * _LL field definition
161 } AmlActiveHighAndLow;
164 * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
165 * _SHR field definition
170 AML_EXCLUSIVE_AND_WAKE = 2,
171 AML_SHARED_AND_WAKE = 3,
174 /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: MethodFlags */
176 AML_NOTSERIALIZED = 0,
181 * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
182 * GPIO Connection Type
185 AML_INTERRUPT_CONNECTION = 0,
186 AML_IO_CONNECTION = 1,
187 } AmlGpioConnectionType;
190 * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
191 * _PPI field definition
194 AML_PULL_DEFAULT = 0,
201 struct AcpiBuildTables {
209 * init_aml_allocator:
211 * Called for initializing API allocator which allow to use
213 * Returns: toplevel container which accumulates all other
214 * AML elements for a table.
216 Aml *init_aml_allocator(void);
219 * free_aml_allocator:
221 * Releases all elements used by AML API, frees associated memory
222 * and invalidates AML allocator. After this call @init_aml_allocator
223 * should be called again if AML API is to be used again.
225 void free_aml_allocator(void);
229 * @parent_ctx: context to which @child element is added
230 * @child: element that is copied into @parent_ctx context
232 * Joins Aml elements together and helps to construct AML tables
234 * Aml *table = aml_def_block("SSDT", ...);
235 * Aml *sb = aml_scope("\\_SB");
236 * Aml *dev = aml_device("PCI0");
238 * aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
239 * aml_append(sb, dev);
240 * aml_append(table, sb);
242 void aml_append(Aml *parent_ctx, Aml *child);
244 /* non block AML object primitives */
245 Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
246 Aml *aml_name_decl(const char *name, Aml *val);
247 Aml *aml_return(Aml *val);
248 Aml *aml_int(const uint64_t val);
249 Aml *aml_arg(int pos);
250 Aml *aml_to_integer(Aml *arg);
251 Aml *aml_to_hexstring(Aml *src, Aml *dst);
252 Aml *aml_to_buffer(Aml *src, Aml *dst);
253 Aml *aml_store(Aml *val, Aml *target);
254 Aml *aml_and(Aml *arg1, Aml *arg2);
255 Aml *aml_or(Aml *arg1, Aml *arg2);
256 Aml *aml_lor(Aml *arg1, Aml *arg2);
257 Aml *aml_shiftleft(Aml *arg1, Aml *count);
258 Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
259 Aml *aml_lless(Aml *arg1, Aml *arg2);
260 Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
261 Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
262 Aml *aml_increment(Aml *arg);
263 Aml *aml_decrement(Aml *arg);
264 Aml *aml_index(Aml *arg1, Aml *idx);
265 Aml *aml_notify(Aml *arg1, Aml *arg2);
266 Aml *aml_call0(const char *method);
267 Aml *aml_call1(const char *method, Aml *arg1);
268 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
269 Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
270 Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
271 Aml *aml_gpio_int(AmlConsumerAndProducer con_and_pro,
272 AmlLevelAndEdge edge_level,
273 AmlActiveHighAndLow active_level, AmlShared shared,
274 AmlPinConfig pin_config, uint16_t debounce_timeout,
275 const uint32_t pin_list[], uint32_t pin_count,
276 const char *resource_source_name,
277 const uint8_t *vendor_data, uint16_t vendor_data_len);
278 Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
279 AmlReadAndWrite read_and_write);
280 Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
281 AmlLevelAndEdge level_and_edge,
282 AmlActiveHighAndLow high_and_low, AmlShared shared,
283 uint32_t *irq_list, uint8_t irq_count);
284 Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
285 uint8_t aln, uint8_t len);
286 Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
287 uint32_t offset, uint32_t len);
288 Aml *aml_irq_no_flags(uint8_t irq);
289 Aml *aml_named_field(const char *name, unsigned length);
290 Aml *aml_reserved_field(unsigned length);
291 Aml *aml_local(int num);
292 Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
293 Aml *aml_lnot(Aml *arg);
294 Aml *aml_equal(Aml *arg1, Aml *arg2);
295 Aml *aml_lgreater(Aml *arg1, Aml *arg2);
296 Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
297 Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
298 const char *name_format, ...) GCC_FMT_ATTR(4, 5);
299 Aml *aml_eisaid(const char *str);
300 Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
301 AmlDecode dec, uint16_t addr_gran,
302 uint16_t addr_min, uint16_t addr_max,
303 uint16_t addr_trans, uint16_t len);
304 Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
305 AmlDecode dec, AmlISARanges isa_ranges,
306 uint16_t addr_gran, uint16_t addr_min,
307 uint16_t addr_max, uint16_t addr_trans,
309 Aml *aml_dword_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
310 AmlDecode dec, AmlISARanges isa_ranges,
311 uint32_t addr_gran, uint32_t addr_min,
312 uint32_t addr_max, uint32_t addr_trans,
314 Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
315 AmlMaxFixed max_fixed, AmlCacheable cacheable,
316 AmlReadAndWrite read_and_write,
317 uint32_t addr_gran, uint32_t addr_min,
318 uint32_t addr_max, uint32_t addr_trans,
320 Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
321 AmlMaxFixed max_fixed, AmlCacheable cacheable,
322 AmlReadAndWrite read_and_write,
323 uint64_t addr_gran, uint64_t addr_min,
324 uint64_t addr_max, uint64_t addr_trans,
326 Aml *aml_dma(AmlDmaType typ, AmlDmaBusMaster bm, AmlTransferSize sz,
328 Aml *aml_sleep(uint64_t msec);
330 /* Block AML object primitives */
331 Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
332 Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
333 Aml *aml_method(const char *name, int arg_count, AmlSerializeFlag sflag);
334 Aml *aml_if(Aml *predicate);
336 Aml *aml_while(Aml *predicate);
337 Aml *aml_package(uint8_t num_elements);
338 Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
339 Aml *aml_resource_template(void);
340 Aml *aml_field(const char *name, AmlAccessType type, AmlLockRule lock,
342 Aml *aml_mutex(const char *name, uint8_t sync_level);
343 Aml *aml_acquire(Aml *mutex, uint16_t timeout);
344 Aml *aml_release(Aml *mutex);
345 Aml *aml_alias(const char *source_object, const char *alias_object);
346 Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
347 Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
348 Aml *aml_varpackage(uint32_t num_elements);
349 Aml *aml_touuid(const char *uuid);
350 Aml *aml_unicode(const char *str);
351 Aml *aml_derefof(Aml *arg);
352 Aml *aml_sizeof(Aml *arg);
355 build_header(GArray *linker, GArray *table_data,
356 AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
357 const char *oem_table_id);
358 void *acpi_data_push(GArray *table_data, unsigned size);
359 unsigned acpi_data_len(GArray *table);
360 void acpi_add_table(GArray *table_offsets, GArray *table_data);
361 void acpi_build_tables_init(AcpiBuildTables *tables);
362 void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
364 build_rsdt(GArray *table_data, GArray *linker, GArray *table_offsets);