xref: /openbmc/linux/drivers/acpi/acpica/acdebug.h (revision 9a29f5fc)
1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2 /******************************************************************************
3  *
4  * Name: acdebug.h - ACPI/AML debugger
5  *
6  * Copyright (C) 2000 - 2022, Intel Corp.
7  *
8  *****************************************************************************/
9 
10 #ifndef __ACDEBUG_H__
11 #define __ACDEBUG_H__
12 
13 /* The debugger is used in conjunction with the disassembler most of time */
14 
15 #ifdef ACPI_DISASSEMBLER
16 #include "acdisasm.h"
17 #endif
18 
19 #define ACPI_DEBUG_BUFFER_SIZE      0x4000	/* 16K buffer for return objects */
20 #define ACPI_DEBUG_LENGTH_FORMAT    " (%.4X bits, %.3X bytes)"
21 
22 struct acpi_db_command_info {
23 	const char *name;	/* Command Name */
24 	u8 min_args;		/* Minimum arguments required */
25 };
26 
27 struct acpi_db_command_help {
28 	u8 line_count;		/* Number of help lines */
29 	char *invocation;	/* Command Invocation */
30 	char *description;	/* Command Description */
31 };
32 
33 struct acpi_db_argument_info {
34 	const char *name;	/* Argument Name */
35 };
36 
37 struct acpi_db_execute_walk {
38 	u32 count;
39 	u32 max_count;
40 	char name_seg[ACPI_NAMESEG_SIZE + 1];
41 };
42 
43 #define PARAM_LIST(pl)                  pl
44 
45 #define EX_NO_SINGLE_STEP               1
46 #define EX_SINGLE_STEP                  2
47 #define EX_ALL                          4
48 
49 /*
50  * dbxface - external debugger interfaces
51  */
52 ACPI_DBR_DEPENDENT_RETURN_OK(acpi_status
53 			     acpi_db_single_step(struct acpi_walk_state
54 						 *walk_state,
55 						 union acpi_parse_object *op,
56 						 u32 op_type))
57  ACPI_DBR_DEPENDENT_RETURN_VOID(void
58 				acpi_db_signal_break_point(struct
59 							   acpi_walk_state
60 							   *walk_state))
61 
62 /*
63  * dbcmds - debug commands and output routines
64  */
65 struct acpi_namespace_node *acpi_db_convert_to_node(char *in_string);
66 
67 void acpi_db_display_table_info(char *table_arg);
68 
69 void acpi_db_display_template(char *buffer_arg);
70 
71 void acpi_db_unload_acpi_table(char *name);
72 
73 void acpi_db_send_notify(char *name, u32 value);
74 
75 void acpi_db_display_interfaces(char *action_arg, char *interface_name_arg);
76 
77 acpi_status acpi_db_sleep(char *object_arg);
78 
79 void acpi_db_trace(char *enable_arg, char *method_arg, char *once_arg);
80 
81 void acpi_db_display_locks(void);
82 
83 void acpi_db_display_resources(char *object_arg);
84 
85 ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_db_display_gpes(void))
86 
87 void acpi_db_display_handlers(void);
88 
89 ACPI_HW_DEPENDENT_RETURN_VOID(void
90 			      acpi_db_generate_gpe(char *gpe_arg,
91 						   char *block_arg))
92 ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_db_generate_sci(void))
93 
94 void acpi_db_execute_test(char *type_arg);
95 
96 /*
97  * dbconvert - miscellaneous conversion routines
98  */
99 acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value);
100 
101 acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object);
102 
103 acpi_status
104 acpi_db_convert_to_object(acpi_object_type type,
105 			  char *string, union acpi_object *object);
106 
107 u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info);
108 
109 void acpi_db_dump_pld_buffer(union acpi_object *obj_desc);
110 
111 /*
112  * dbmethod - control method commands
113  */
114 void
115 acpi_db_set_method_breakpoint(char *location,
116 			      struct acpi_walk_state *walk_state,
117 			      union acpi_parse_object *op);
118 
119 void acpi_db_set_method_call_breakpoint(union acpi_parse_object *op);
120 
121 void acpi_db_set_method_data(char *type_arg, char *index_arg, char *value_arg);
122 
123 acpi_status acpi_db_disassemble_method(char *name);
124 
125 void acpi_db_disassemble_aml(char *statements, union acpi_parse_object *op);
126 
127 void acpi_db_evaluate_predefined_names(void);
128 
129 void acpi_db_evaluate_all(char *name_seg);
130 
131 /*
132  * dbnames - namespace commands
133  */
134 void acpi_db_set_scope(char *name);
135 
136 void acpi_db_dump_namespace(char *start_arg, char *depth_arg);
137 
138 void acpi_db_dump_namespace_paths(void);
139 
140 void acpi_db_dump_namespace_by_owner(char *owner_arg, char *depth_arg);
141 
142 acpi_status acpi_db_find_name_in_namespace(char *name_arg);
143 
144 void acpi_db_check_predefined_names(void);
145 
146 acpi_status
147 acpi_db_display_objects(char *obj_type_arg, char *display_count_arg);
148 
149 void acpi_db_check_integrity(void);
150 
151 void acpi_db_find_references(char *object_arg);
152 
153 void acpi_db_get_bus_info(void);
154 
155 acpi_status acpi_db_display_fields(u32 address_space_id);
156 
157 /*
158  * dbdisply - debug display commands
159  */
160 void acpi_db_display_method_info(union acpi_parse_object *op);
161 
162 void acpi_db_decode_and_display_object(char *target, char *output_type);
163 
164 ACPI_DBR_DEPENDENT_RETURN_VOID(void
165 			       acpi_db_display_result_object(union
166 							     acpi_operand_object
167 							     *obj_desc,
168 							     struct
169 							     acpi_walk_state
170 							     *walk_state))
171 
172 acpi_status acpi_db_display_all_methods(char *display_count_arg);
173 
174 void acpi_db_display_arguments(void);
175 
176 void acpi_db_display_locals(void);
177 
178 void acpi_db_display_results(void);
179 
180 void acpi_db_display_calling_tree(void);
181 
182 void acpi_db_display_object_type(char *object_arg);
183 
184 ACPI_DBR_DEPENDENT_RETURN_VOID(void
185 			       acpi_db_display_argument_object(union
186 							       acpi_operand_object
187 							       *obj_desc,
188 							       struct
189 							       acpi_walk_state
190 							       *walk_state))
191 
192 /*
193  * dbexec - debugger control method execution
194  */
195 void
196 acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags);
197 
198 void
199 acpi_db_create_execution_thread(char *method_name_arg,
200 				char **arguments, acpi_object_type *types);
201 
202 void
203 acpi_db_create_execution_threads(char *num_threads_arg,
204 				 char *num_loops_arg, char *method_name_arg);
205 
206 void acpi_db_delete_objects(u32 count, union acpi_object *objects);
207 
208 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
209 u32 acpi_db_get_cache_info(struct acpi_memory_list *cache);
210 #endif
211 
212 /*
213  * dbfileio - Debugger file I/O commands
214  */
215 acpi_object_type
216 acpi_db_match_argument(char *user_argument,
217 		       struct acpi_db_argument_info *arguments);
218 
219 void acpi_db_close_debug_file(void);
220 
221 void acpi_db_open_debug_file(char *name);
222 
223 acpi_status acpi_db_load_acpi_table(char *filename);
224 
225 acpi_status acpi_db_load_tables(struct acpi_new_table_desc *list_head);
226 
227 /*
228  * dbhistry - debugger HISTORY command
229  */
230 void acpi_db_add_to_history(char *command_line);
231 
232 void acpi_db_display_history(void);
233 
234 char *acpi_db_get_from_history(char *command_num_arg);
235 
236 char *acpi_db_get_history_by_index(u32 commandd_num);
237 
238 /*
239  * dbinput - user front-end to the AML debugger
240  */
241 acpi_status
242 acpi_db_command_dispatch(char *input_buffer,
243 			 struct acpi_walk_state *walk_state,
244 			 union acpi_parse_object *op);
245 
246 void ACPI_SYSTEM_XFACE acpi_db_execute_thread(void *context);
247 
248 acpi_status acpi_db_user_commands(void);
249 
250 char *acpi_db_get_next_token(char *string,
251 			     char **next, acpi_object_type *return_type);
252 
253 /*
254  * dbobject
255  */
256 void acpi_db_decode_internal_object(union acpi_operand_object *obj_desc);
257 
258 void
259 acpi_db_display_internal_object(union acpi_operand_object *obj_desc,
260 				struct acpi_walk_state *walk_state);
261 
262 void acpi_db_decode_arguments(struct acpi_walk_state *walk_state);
263 
264 void acpi_db_decode_locals(struct acpi_walk_state *walk_state);
265 
266 void
267 acpi_db_dump_method_info(acpi_status status,
268 			 struct acpi_walk_state *walk_state);
269 
270 /*
271  * dbstats - Generation and display of ACPI table statistics
272  */
273 void acpi_db_generate_statistics(union acpi_parse_object *root, u8 is_method);
274 
275 acpi_status acpi_db_display_statistics(char *type_arg);
276 
277 /*
278  * dbutils - AML debugger utilities
279  */
280 void acpi_db_set_output_destination(u32 where);
281 
282 void acpi_db_dump_external_object(union acpi_object *obj_desc, u32 level);
283 
284 void acpi_db_prep_namestring(char *name);
285 
286 struct acpi_namespace_node *acpi_db_local_ns_lookup(char *name);
287 
288 void acpi_db_uint32_to_hex_string(u32 value, char *buffer);
289 
290 #endif				/* __ACDEBUG_H__ */
291