xref: /openbmc/qemu/include/hw/acpi/aml-build.h (revision 30f3dda2)
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_SYSTEM_MEMORY = 0X00,
82     AML_SYSTEM_IO = 0X01,
83     AML_PCI_CONFIG = 0X02,
84 } AmlRegionSpace;
85 
86 typedef enum {
87     AML_MEMORY_RANGE = 0,
88     AML_IO_RANGE = 1,
89     AML_BUS_NUMBER_RANGE = 2,
90 } AmlResourceType;
91 
92 typedef enum {
93     AML_SUB_DECODE = 1 << 1,
94     AML_POS_DECODE = 0
95 } AmlDecode;
96 
97 typedef enum {
98     AML_MAX_FIXED = 1 << 3,
99     AML_MAX_NOT_FIXED = 0,
100 } AmlMaxFixed;
101 
102 typedef enum {
103     AML_MIN_FIXED = 1 << 2,
104     AML_MIN_NOT_FIXED = 0
105 } AmlMinFixed;
106 
107 /*
108  * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
109  * _RNG field definition
110  */
111 typedef enum {
112     AML_ISA_ONLY = 1,
113     AML_NON_ISA_ONLY = 2,
114     AML_ENTIRE_RANGE = 3,
115 } AmlISARanges;
116 
117 /*
118  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
119  * _MEM field definition
120  */
121 typedef enum {
122     AML_NON_CACHEABLE = 0,
123     AML_CACHEABLE = 1,
124     AML_WRITE_COMBINING = 2,
125     AML_PREFETCHABLE = 3,
126 } AmlCacheable;
127 
128 /*
129  * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
130  * _RW field definition
131  */
132 typedef enum {
133     AML_READ_ONLY = 0,
134     AML_READ_WRITE = 1,
135 } AmlReadAndWrite;
136 
137 /*
138  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
139  * Interrupt Vector Flags Bits[0] Consumer/Producer
140  */
141 typedef enum {
142     AML_CONSUMER_PRODUCER = 0,
143     AML_CONSUMER = 1,
144 } AmlConsumerAndProducer;
145 
146 /*
147  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
148  * _HE field definition
149  */
150 typedef enum {
151     AML_LEVEL = 0,
152     AML_EDGE = 1,
153 } AmlLevelAndEdge;
154 
155 /*
156  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
157  * _LL field definition
158  */
159 typedef enum {
160     AML_ACTIVE_HIGH = 0,
161     AML_ACTIVE_LOW = 1,
162 } AmlActiveHighAndLow;
163 
164 /*
165  * ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
166  * _SHR field definition
167  */
168 typedef enum {
169     AML_EXCLUSIVE = 0,
170     AML_SHARED = 1,
171     AML_EXCLUSIVE_AND_WAKE = 2,
172     AML_SHARED_AND_WAKE = 3,
173 } AmlShared;
174 
175 /* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: MethodFlags */
176 typedef enum {
177     AML_NOTSERIALIZED = 0,
178     AML_SERIALIZED = 1,
179 } AmlSerializeFlag;
180 
181 /*
182  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
183  * GPIO Connection Type
184  */
185 typedef enum {
186     AML_INTERRUPT_CONNECTION = 0,
187     AML_IO_CONNECTION = 1,
188 } AmlGpioConnectionType;
189 
190 /*
191  * ACPI 5.0: Table 6-189 GPIO Connection Descriptor Definition
192  * _PPI field definition
193  */
194 typedef enum {
195     AML_PULL_DEFAULT = 0,
196     AML_PULL_UP = 1,
197     AML_PULL_DOWN = 2,
198     AML_PULL_NONE = 3,
199 } AmlPinConfig;
200 
201 typedef enum {
202     MEM_AFFINITY_NOFLAGS      = 0,
203     MEM_AFFINITY_ENABLED      = (1 << 0),
204     MEM_AFFINITY_HOTPLUGGABLE = (1 << 1),
205     MEM_AFFINITY_NON_VOLATILE = (1 << 2),
206 } MemoryAffinityFlags;
207 
208 typedef
209 struct AcpiBuildTables {
210     GArray *table_data;
211     GArray *rsdp;
212     GArray *tcpalog;
213     GArray *vmgenid;
214     BIOSLinker *linker;
215 } AcpiBuildTables;
216 
217 /**
218  * init_aml_allocator:
219  *
220  * Called for initializing API allocator which allow to use
221  * AML API.
222  * Returns: toplevel container which accumulates all other
223  * AML elements for a table.
224  */
225 Aml *init_aml_allocator(void);
226 
227 /**
228  * free_aml_allocator:
229  *
230  * Releases all elements used by AML API, frees associated memory
231  * and invalidates AML allocator. After this call @init_aml_allocator
232  * should be called again if AML API is to be used again.
233  */
234 void free_aml_allocator(void);
235 
236 /**
237  * aml_append:
238  * @parent_ctx: context to which @child element is added
239  * @child: element that is copied into @parent_ctx context
240  *
241  * Joins Aml elements together and helps to construct AML tables
242  * Examle of usage:
243  *   Aml *table = aml_def_block("SSDT", ...);
244  *   Aml *sb = aml_scope("\\_SB");
245  *   Aml *dev = aml_device("PCI0");
246  *
247  *   aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));
248  *   aml_append(sb, dev);
249  *   aml_append(table, sb);
250  */
251 void aml_append(Aml *parent_ctx, Aml *child);
252 
253 /* non block AML object primitives */
254 Aml *aml_name(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
255 Aml *aml_name_decl(const char *name, Aml *val);
256 Aml *aml_debug(void);
257 Aml *aml_return(Aml *val);
258 Aml *aml_int(const uint64_t val);
259 Aml *aml_arg(int pos);
260 Aml *aml_to_integer(Aml *arg);
261 Aml *aml_to_hexstring(Aml *src, Aml *dst);
262 Aml *aml_to_buffer(Aml *src, Aml *dst);
263 Aml *aml_store(Aml *val, Aml *target);
264 Aml *aml_and(Aml *arg1, Aml *arg2, Aml *dst);
265 Aml *aml_or(Aml *arg1, Aml *arg2, Aml *dst);
266 Aml *aml_lor(Aml *arg1, Aml *arg2);
267 Aml *aml_shiftleft(Aml *arg1, Aml *count);
268 Aml *aml_shiftright(Aml *arg1, Aml *count, Aml *dst);
269 Aml *aml_lless(Aml *arg1, Aml *arg2);
270 Aml *aml_add(Aml *arg1, Aml *arg2, Aml *dst);
271 Aml *aml_subtract(Aml *arg1, Aml *arg2, Aml *dst);
272 Aml *aml_increment(Aml *arg);
273 Aml *aml_decrement(Aml *arg);
274 Aml *aml_index(Aml *arg1, Aml *idx);
275 Aml *aml_notify(Aml *arg1, Aml *arg2);
276 Aml *aml_call0(const char *method);
277 Aml *aml_call1(const char *method, Aml *arg1);
278 Aml *aml_call2(const char *method, Aml *arg1, Aml *arg2);
279 Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
280 Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
281 Aml *aml_call5(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4,
282                Aml *arg5);
283 Aml *aml_gpio_int(AmlConsumerAndProducer con_and_pro,
284                   AmlLevelAndEdge edge_level,
285                   AmlActiveHighAndLow active_level, AmlShared shared,
286                   AmlPinConfig pin_config, uint16_t debounce_timeout,
287                   const uint32_t pin_list[], uint32_t pin_count,
288                   const char *resource_source_name,
289                   const uint8_t *vendor_data, uint16_t vendor_data_len);
290 Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
291                         AmlReadAndWrite read_and_write);
292 Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
293                    AmlLevelAndEdge level_and_edge,
294                    AmlActiveHighAndLow high_and_low, AmlShared shared,
295                    uint32_t *irq_list, uint8_t irq_count);
296 Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
297             uint8_t aln, uint8_t len);
298 Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
299                           Aml *offset, uint32_t len);
300 Aml *aml_irq_no_flags(uint8_t irq);
301 Aml *aml_named_field(const char *name, unsigned length);
302 Aml *aml_reserved_field(unsigned length);
303 Aml *aml_local(int num);
304 Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
305 Aml *aml_lnot(Aml *arg);
306 Aml *aml_equal(Aml *arg1, Aml *arg2);
307 Aml *aml_lgreater(Aml *arg1, Aml *arg2);
308 Aml *aml_lgreater_equal(Aml *arg1, Aml *arg2);
309 Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
310                    const char *name_format, ...) GCC_FMT_ATTR(4, 5);
311 Aml *aml_eisaid(const char *str);
312 Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
313                          AmlDecode dec, uint16_t addr_gran,
314                          uint16_t addr_min, uint16_t addr_max,
315                          uint16_t addr_trans, uint16_t len);
316 Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
317                  AmlDecode dec, AmlISARanges isa_ranges,
318                  uint16_t addr_gran, uint16_t addr_min,
319                  uint16_t addr_max, uint16_t addr_trans,
320                  uint16_t len);
321 Aml *aml_dword_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
322                  AmlDecode dec, AmlISARanges isa_ranges,
323                  uint32_t addr_gran, uint32_t addr_min,
324                  uint32_t addr_max, uint32_t addr_trans,
325                  uint32_t len);
326 Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
327                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
328                       AmlReadAndWrite read_and_write,
329                       uint32_t addr_gran, uint32_t addr_min,
330                       uint32_t addr_max, uint32_t addr_trans,
331                       uint32_t len);
332 Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
333                       AmlMaxFixed max_fixed, AmlCacheable cacheable,
334                       AmlReadAndWrite read_and_write,
335                       uint64_t addr_gran, uint64_t addr_min,
336                       uint64_t addr_max, uint64_t addr_trans,
337                       uint64_t len);
338 Aml *aml_dma(AmlDmaType typ, AmlDmaBusMaster bm, AmlTransferSize sz,
339              uint8_t channel);
340 Aml *aml_sleep(uint64_t msec);
341 
342 /* Block AML object primitives */
343 Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
344 Aml *aml_device(const char *name_format, ...) GCC_FMT_ATTR(1, 2);
345 Aml *aml_method(const char *name, int arg_count, AmlSerializeFlag sflag);
346 Aml *aml_if(Aml *predicate);
347 Aml *aml_else(void);
348 Aml *aml_while(Aml *predicate);
349 Aml *aml_package(uint8_t num_elements);
350 Aml *aml_buffer(int buffer_size, uint8_t *byte_list);
351 Aml *aml_resource_template(void);
352 Aml *aml_field(const char *name, AmlAccessType type, AmlLockRule lock,
353                AmlUpdateRule rule);
354 Aml *aml_mutex(const char *name, uint8_t sync_level);
355 Aml *aml_acquire(Aml *mutex, uint16_t timeout);
356 Aml *aml_release(Aml *mutex);
357 Aml *aml_alias(const char *source_object, const char *alias_object);
358 Aml *aml_create_field(Aml *srcbuf, Aml *bit_index, Aml *num_bits,
359                       const char *name);
360 Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name);
361 Aml *aml_create_qword_field(Aml *srcbuf, Aml *index, const char *name);
362 Aml *aml_varpackage(uint32_t num_elements);
363 Aml *aml_touuid(const char *uuid);
364 Aml *aml_unicode(const char *str);
365 Aml *aml_refof(Aml *arg);
366 Aml *aml_derefof(Aml *arg);
367 Aml *aml_sizeof(Aml *arg);
368 Aml *aml_concatenate(Aml *source1, Aml *source2, Aml *target);
369 Aml *aml_object_type(Aml *object);
370 
371 void build_append_int_noprefix(GArray *table, uint64_t value, int size);
372 void
373 build_header(BIOSLinker *linker, GArray *table_data,
374              AcpiTableHeader *h, const char *sig, int len, uint8_t rev,
375              const char *oem_id, const char *oem_table_id);
376 void *acpi_data_push(GArray *table_data, unsigned size);
377 unsigned acpi_data_len(GArray *table);
378 void acpi_add_table(GArray *table_offsets, GArray *table_data);
379 void acpi_build_tables_init(AcpiBuildTables *tables);
380 void acpi_build_tables_cleanup(AcpiBuildTables *tables, bool mfre);
381 void
382 build_rsdt(GArray *table_data, BIOSLinker *linker, GArray *table_offsets,
383            const char *oem_id, const char *oem_table_id);
384 
385 int
386 build_append_named_dword(GArray *array, const char *name_format, ...)
387 GCC_FMT_ATTR(2, 3);
388 
389 void build_srat_memory(AcpiSratMemoryAffinity *numamem, uint64_t base,
390                        uint64_t len, int node, MemoryAffinityFlags flags);
391 
392 #endif
393