xref: /openbmc/qemu/include/hw/acpi/aml-build.h (revision 3ae8a100)
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 
17 #define AML_NOTIFY_METHOD "NTFY"
18 
19 typedef enum {
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 */
26 } AmlBlockFlags;
27 
28 struct Aml {
29     GArray *buf;
30 
31     /*< private >*/
32     uint8_t op;
33     AmlBlockFlags block_flags;
34 };
35 typedef struct Aml Aml;
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     BIOSLinker *linker;
224 } AcpiBuildTables;
225 
226 /**
227  * init_aml_allocator:
228  *
229  * Called for initializing API allocator which allow to use
230  * AML API.
231  * Returns: toplevel container which accumulates all other
232  * AML elements for a table.
233  */
234 Aml *init_aml_allocator(void);
235 
236 /**
237  * free_aml_allocator:
238  *
239  * Releases all elements used by AML API, frees associated memory
240  * and invalidates AML allocator. After this call @init_aml_allocator
241  * should be called again if AML API is to be used again.
242  */
243 void free_aml_allocator(void);
244 
245 /**
246  * aml_append:
247  * @parent_ctx: context to which @child element is added
248  * @child: element that is copied into @parent_ctx context
249  *
250  * Joins Aml elements together and helps to construct AML tables
251  * Examle of usage:
252  *   Aml *table = aml_def_block("SSDT", ...);
253  *   Aml *sb = aml_scope("\\_SB");
254  *   Aml *dev = aml_device("PCI0");
255  *
256  *   aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
257  *   aml_append(sb, dev);
258  *   aml_append(table, sb);
259  */
260 void aml_append(Aml *parent_ctx, Aml *child);
261 
262 /* non block AML object primitives */
263 Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
264 Aml *aml_name_decl(const char *name, Aml *val);
265 Aml *aml_debug(void);
266 Aml *aml_return(Aml *val);
267 Aml *aml_int(const uint64_t val);
268 Aml *aml_arg(int pos);
269 Aml *aml_to_integer(Aml *arg);
270 Aml *aml_to_hexstring(Aml *src, Aml *dst);
271 Aml *aml_to_buffer(Aml *src, Aml *dst);
272 Aml *aml_store(Aml *val, Aml *target);
273 Aml *aml_and(Aml *arg1, Aml *arg2, Aml *dst);
274 Aml *aml_or(Aml *arg1, Aml *arg2, Aml *dst);
275 Aml *aml_lor(Aml *arg1, Aml *arg2);
276 Aml *aml_shiftleft(Aml *arg1, Aml *count);
277 Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
278 Aml *aml_lless(Aml *arg1, Aml *arg2);
279 Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
280 Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
281 Aml *aml_increment(Aml *arg);
282 Aml *aml_decrement(Aml *arg);
283 Aml *aml_index(Aml *arg1, Aml *idx);
284 Aml *aml_notify(Aml *arg1, Aml *arg2);
285 Aml *aml_call0(const char *method);
286 Aml *aml_call1(const char *method, Aml *arg1);
287 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
288 Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
289 Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
290 Aml *aml_call5(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
291                Aml *arg5);
292 Aml *aml_gpio_int(AmlConsumerAndProducer con_and_pro,
293                   AmlLevelAndEdge edge_level,
294                   AmlActiveHighAndLow active_level, AmlShared shared,
295                   AmlPinConfig pin_config, uint16_t debounce_timeout,
296                   const uint32_t pin_list[], uint32_t pin_count,
297                   const char *resource_source_name,
298                   const uint8_t *vendor_data, uint16_t vendor_data_len);
299 Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
300                         AmlReadAndWrite read_and_write);
301 Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
302                    AmlLevelAndEdge level_and_edge,
303                    AmlActiveHighAndLow high_and_low, AmlShared shared,
304                    uint32_t *irq_list, uint8_t irq_count);
305 Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
306             uint8_t aln, uint8_t len);
307 Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
308                           Aml *offset, uint32_t len);
309 Aml *aml_irq_no_flags(uint8_t irq);
310 Aml *aml_named_field(const char *name, unsigned length);
311 Aml *aml_reserved_field(unsigned length);
312 Aml *aml_local(int num);
313 Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
314 Aml *aml_lnot(Aml *arg);
315 Aml *aml_equal(Aml *arg1, Aml *arg2);
316 Aml *aml_lgreater(Aml *arg1, Aml *arg2);
317 Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
318 Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
319                    const char *name_format, ...) GCC_FMT_ATTR(4, 5);
320 Aml *aml_eisaid(const char *str);
321 Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
322                          AmlDecode dec, uint16_t addr_gran,
323                          uint16_t addr_min, uint16_t addr_max,
324                          uint16_t addr_trans, uint16_t len);
325 Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
326                  AmlDecode dec, AmlISARanges isa_ranges,
327                  uint16_t addr_gran, uint16_t addr_min,
328                  uint16_t addr_max, uint16_t addr_trans,
329                  uint16_t len);
330 Aml *aml_dword_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
331                  AmlDecode dec, AmlISARanges isa_ranges,
332                  uint32_t addr_gran, uint32_t addr_min,
333                  uint32_t addr_max, uint32_t addr_trans,
334                  uint32_t len);
335 Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
336                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
337                       AmlReadAndWrite read_and_write,
338                       uint32_t addr_gran, uint32_t addr_min,
339                       uint32_t addr_max, uint32_t addr_trans,
340                       uint32_t len);
341 Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
342                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
343                       AmlReadAndWrite read_and_write,
344                       uint64_t addr_gran, uint64_t addr_min,
345                       uint64_t addr_max, uint64_t addr_trans,
346                       uint64_t len);
347 Aml *aml_dma(AmlDmaType typ, AmlDmaBusMaster bm, AmlTransferSize sz,
348              uint8_t channel);
349 Aml *aml_sleep(uint64_t msec);
350 
351 /* Block AML object primitives */
352 Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
353 Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
354 Aml *aml_method(const char *name, int arg_count, AmlSerializeFlag sflag);
355 Aml *aml_if(Aml *predicate);
356 Aml *aml_else(void);
357 Aml *aml_while(Aml *predicate);
358 Aml *aml_package(uint8_t num_elements);
359 Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
360 Aml *aml_resource_template(void);
361 Aml *aml_field(const char *name, AmlAccessType type, AmlLockRule lock,
362                AmlUpdateRule rule);
363 Aml *aml_mutex(const char *name, uint8_t sync_level);
364 Aml *aml_acquire(Aml *mutex, uint16_t timeout);
365 Aml *aml_release(Aml *mutex);
366 Aml *aml_alias(const char *source_object, const char *alias_object);
367 Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
368                       const char *name);
369 Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
370 Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
371 Aml *aml_varpackage(uint32_t num_elements);
372 Aml *aml_touuid(const char *uuid);
373 Aml *aml_unicode(const char *str);
374 Aml *aml_refof(Aml *arg);
375 Aml *aml_derefof(Aml *arg);
376 Aml *aml_sizeof(Aml *arg);
377 Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target);
378 Aml *aml_object_type(Aml *object);
379 
380 void build_append_int_noprefix(GArray *table, uint64_t value, int size);
381 void
382 build_header(BIOSLinker *linker, GArray *table_data,
383              AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
384              const char *oem_id, const char *oem_table_id);
385 void *acpi_data_push(GArray *table_data, unsigned size);
386 unsigned acpi_data_len(GArray *table);
387 void acpi_add_table(GArray *table_offsets, GArray *table_data);
388 void acpi_build_tables_init(AcpiBuildTables *tables);
389 void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
390 void
391 build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
392            const char *oem_id, const char *oem_table_id);
393 void
394 build_xsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
395            const char *oem_id, const char *oem_table_id);
396 
397 int
398 build_append_named_dword(GArray *array, const char *name_format, ...)
399 GCC_FMT_ATTR(2, 3);
400 
401 void build_append_gas(GArray *table, AmlAddressSpace as,
402                       uint8_t bit_width, uint8_t bit_offset,
403                       uint8_t access_width, uint64_t address);
404 
405 static inline void
406 build_append_gas_from_struct(GArray *table, const struct AcpiGenericAddress *s)
407 {
408     build_append_gas(table, s->space_id, s->bit_width, s->bit_offset,
409                      s->access_width, s->address);
410 }
411 
412 void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base,
413                        uint64_t len, int node, MemoryAffinityFlags flags);
414 
415 void build_slit(GArray *table_data, BIOSLinker *linker);
416 
417 void build_fadt(GArray *tbl, BIOSLinker *linker, const AcpiFadtData *f,
418                 const char *oem_id, const char *oem_table_id);
419 #endif
420