xref: /openbmc/linux/drivers/acpi/acpica/acdebug.h (revision c900529f3d9161bfde5cca0754f83b4d3c3e0220)
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 - 2023, 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  void acpi_db_generate_interrupt(char *gsiv_arg);
291  
292  #endif				/* __ACDEBUG_H__ */
293