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Diffstat (limited to 'drivers/acpi/acpica/acutils.h')
| -rw-r--r-- | drivers/acpi/acpica/acutils.h | 741 |
1 files changed, 741 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h new file mode 100644 index 000000000..7c89b470e --- /dev/null +++ b/drivers/acpi/acpica/acutils.h @@ -0,0 +1,741 @@ +/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ +/****************************************************************************** + * + * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures + * + * Copyright (C) 2000 - 2020, Intel Corp. + * + *****************************************************************************/ + +#ifndef _ACUTILS_H +#define _ACUTILS_H + +extern const u8 acpi_gbl_resource_aml_sizes[]; +extern const u8 acpi_gbl_resource_aml_serial_bus_sizes[]; + +/* Strings used by the disassembler and debugger resource dump routines */ + +#if defined(ACPI_DEBUG_OUTPUT) || defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER) + +extern const char *acpi_gbl_bm_decode[]; +extern const char *acpi_gbl_config_decode[]; +extern const char *acpi_gbl_consume_decode[]; +extern const char *acpi_gbl_dec_decode[]; +extern const char *acpi_gbl_he_decode[]; +extern const char *acpi_gbl_io_decode[]; +extern const char *acpi_gbl_ll_decode[]; +extern const char *acpi_gbl_max_decode[]; +extern const char *acpi_gbl_mem_decode[]; +extern const char *acpi_gbl_min_decode[]; +extern const char *acpi_gbl_mtp_decode[]; +extern const char *acpi_gbl_rng_decode[]; +extern const char *acpi_gbl_rw_decode[]; +extern const char *acpi_gbl_shr_decode[]; +extern const char *acpi_gbl_siz_decode[]; +extern const char *acpi_gbl_trs_decode[]; +extern const char *acpi_gbl_ttp_decode[]; +extern const char *acpi_gbl_typ_decode[]; +extern const char *acpi_gbl_ppc_decode[]; +extern const char *acpi_gbl_ior_decode[]; +extern const char *acpi_gbl_dts_decode[]; +extern const char *acpi_gbl_ct_decode[]; +extern const char *acpi_gbl_sbt_decode[]; +extern const char *acpi_gbl_am_decode[]; +extern const char *acpi_gbl_sm_decode[]; +extern const char *acpi_gbl_wm_decode[]; +extern const char *acpi_gbl_cph_decode[]; +extern const char *acpi_gbl_cpo_decode[]; +extern const char *acpi_gbl_dp_decode[]; +extern const char *acpi_gbl_ed_decode[]; +extern const char *acpi_gbl_bpb_decode[]; +extern const char *acpi_gbl_sb_decode[]; +extern const char *acpi_gbl_fc_decode[]; +extern const char *acpi_gbl_pt_decode[]; +extern const char *acpi_gbl_ptyp_decode[]; +#endif + +/* + * For the iASL compiler case, the output is redirected to stderr so that + * any of the various ACPI errors and warnings do not appear in the output + * files, for either the compiler or disassembler portions of the tool. + */ +#ifdef ACPI_ASL_COMPILER + +#include <stdio.h> + +#define ACPI_MSG_REDIRECT_BEGIN \ + FILE *output_file = acpi_gbl_output_file; \ + acpi_os_redirect_output (stderr); + +#define ACPI_MSG_REDIRECT_END \ + acpi_os_redirect_output (output_file); + +#else +/* + * non-iASL case - no redirection, nothing to do + */ +#define ACPI_MSG_REDIRECT_BEGIN +#define ACPI_MSG_REDIRECT_END +#endif + +/* + * Common error message prefixes + */ +#ifndef ACPI_MSG_ERROR +#define ACPI_MSG_ERROR "ACPI Error: " +#endif +#ifndef ACPI_MSG_WARNING +#define ACPI_MSG_WARNING "ACPI Warning: " +#endif +#ifndef ACPI_MSG_INFO +#define ACPI_MSG_INFO "ACPI: " +#endif + +#ifndef ACPI_MSG_BIOS_ERROR +#define ACPI_MSG_BIOS_ERROR "Firmware Error (ACPI): " +#endif +#ifndef ACPI_MSG_BIOS_WARNING +#define ACPI_MSG_BIOS_WARNING "Firmware Warning (ACPI): " +#endif + +/* + * Common message suffix + */ +#define ACPI_MSG_SUFFIX \ + acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number) + +/* Flags to indicate implicit or explicit string-to-integer conversion */ + +#define ACPI_IMPLICIT_CONVERSION TRUE +#define ACPI_NO_IMPLICIT_CONVERSION FALSE + +/* Types for Resource descriptor entries */ + +#define ACPI_INVALID_RESOURCE 0 +#define ACPI_FIXED_LENGTH 1 +#define ACPI_VARIABLE_LENGTH 2 +#define ACPI_SMALL_VARIABLE_LENGTH 3 + +typedef +acpi_status (*acpi_walk_aml_callback) (u8 *aml, + u32 length, + u32 offset, + u8 resource_index, void **context); + +typedef +acpi_status (*acpi_pkg_callback) (u8 object_type, + union acpi_operand_object * source_object, + union acpi_generic_state * state, + void *context); + +struct acpi_pkg_info { + u8 *free_space; + acpi_size length; + u32 object_space; + u32 num_packages; +}; + +/* Object reference counts */ + +#define REF_INCREMENT (u16) 0 +#define REF_DECREMENT (u16) 1 + +/* acpi_ut_dump_buffer */ + +#define DB_BYTE_DISPLAY 0x01 +#define DB_WORD_DISPLAY 0x02 +#define DB_DWORD_DISPLAY 0x04 +#define DB_QWORD_DISPLAY 0x08 +#define DB_DISPLAY_DATA_ONLY 0x10 + +/* + * utascii - ASCII utilities + */ +u8 acpi_ut_valid_nameseg(char *signature); + +u8 acpi_ut_valid_name_char(char character, u32 position); + +void acpi_ut_check_and_repair_ascii(u8 *name, char *repaired_name, u32 count); + +/* + * utnonansi - Non-ANSI C library functions + */ +void acpi_ut_strupr(char *src_string); + +void acpi_ut_strlwr(char *src_string); + +int acpi_ut_stricmp(char *string1, char *string2); + +/* + * utstrsuppt - string-to-integer conversion support functions + */ +acpi_status acpi_ut_convert_octal_string(char *string, u64 *return_value); + +acpi_status acpi_ut_convert_decimal_string(char *string, u64 *return_value_ptr); + +acpi_status acpi_ut_convert_hex_string(char *string, u64 *return_value_ptr); + +char acpi_ut_remove_whitespace(char **string); + +char acpi_ut_remove_leading_zeros(char **string); + +u8 acpi_ut_detect_hex_prefix(char **string); + +void acpi_ut_remove_hex_prefix(char **string); + +u8 acpi_ut_detect_octal_prefix(char **string); + +/* + * utstrtoul64 - string-to-integer conversion functions + */ +acpi_status acpi_ut_strtoul64(char *string, u64 *ret_integer); + +u64 acpi_ut_explicit_strtoul64(char *string); + +u64 acpi_ut_implicit_strtoul64(char *string); + +/* + * utglobal - Global data structures and procedures + */ +acpi_status acpi_ut_init_globals(void); + +const char *acpi_ut_get_mutex_name(u32 mutex_id); + +#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) + +const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type); +#endif + +const char *acpi_ut_get_type_name(acpi_object_type type); + +const char *acpi_ut_get_node_name(void *object); + +const char *acpi_ut_get_descriptor_name(void *object); + +const char *acpi_ut_get_reference_name(union acpi_operand_object *object); + +const char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); + +const char *acpi_ut_get_region_name(u8 space_id); + +const char *acpi_ut_get_event_name(u32 event_id); + +const char *acpi_ut_get_argument_type_name(u32 arg_type); + +char acpi_ut_hex_to_ascii_char(u64 integer, u32 position); + +acpi_status acpi_ut_ascii_to_hex_byte(char *two_ascii_chars, u8 *return_byte); + +u8 acpi_ut_ascii_char_to_hex(int hex_char); + +u8 acpi_ut_valid_object_type(acpi_object_type type); + +/* + * utinit - miscellaneous initialization and shutdown + */ +acpi_status acpi_ut_hardware_initialize(void); + +void acpi_ut_subsystem_shutdown(void); + +/* + * utcopy - Object construction and conversion interfaces + */ +acpi_status +acpi_ut_build_simple_object(union acpi_operand_object *obj, + union acpi_object *user_obj, + u8 *data_space, u32 *buffer_space_used); + +acpi_status +acpi_ut_build_package_object(union acpi_operand_object *obj, + u8 *buffer, u32 *space_used); + +acpi_status +acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj, + struct acpi_buffer *ret_buffer); + +acpi_status +acpi_ut_copy_eobject_to_iobject(union acpi_object *obj, + union acpi_operand_object **internal_obj); + +acpi_status +acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj, + union acpi_operand_object *dest_obj); + +acpi_status +acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, + union acpi_operand_object **dest_desc, + struct acpi_walk_state *walk_state); + +/* + * utcreate - Object creation + */ +acpi_status +acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action); + +/* + * utdebug - Debug interfaces + */ +void acpi_ut_init_stack_ptr_trace(void); + +void acpi_ut_track_stack_ptr(void); + +void +acpi_ut_trace(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id); + +void +acpi_ut_trace_ptr(u32 line_number, + const char *function_name, + const char *module_name, + u32 component_id, const void *pointer); + +void +acpi_ut_trace_u32(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id, u32 integer); + +void +acpi_ut_trace_str(u32 line_number, + const char *function_name, + const char *module_name, + u32 component_id, const char *string); + +void +acpi_ut_exit(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id); + +void +acpi_ut_status_exit(u32 line_number, + const char *function_name, + const char *module_name, + u32 component_id, acpi_status status); + +void +acpi_ut_value_exit(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id, u64 value); + +void +acpi_ut_ptr_exit(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id, u8 *ptr); + +void +acpi_ut_str_exit(u32 line_number, + const char *function_name, + const char *module_name, u32 component_id, const char *string); + +void +acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id); + +void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset); + +#ifdef ACPI_APPLICATION +void +acpi_ut_dump_buffer_to_file(ACPI_FILE file, + u8 *buffer, + u32 count, u32 display, u32 base_offset); +#endif + +void acpi_ut_report_error(char *module_name, u32 line_number); + +void acpi_ut_report_info(char *module_name, u32 line_number); + +void acpi_ut_report_warning(char *module_name, u32 line_number); + +/* + * utdelete - Object deletion and reference counts + */ +void acpi_ut_add_reference(union acpi_operand_object *object); + +void acpi_ut_remove_reference(union acpi_operand_object *object); + +void acpi_ut_delete_internal_package_object(union acpi_operand_object *object); + +void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object); + +void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list); + +/* + * uteval - object evaluation + */ +acpi_status +acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, + const char *path, + u32 expected_return_btypes, + union acpi_operand_object **return_desc); + +acpi_status +acpi_ut_evaluate_numeric_object(const char *object_name, + struct acpi_namespace_node *device_node, + u64 *value); + +acpi_status +acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags); + +acpi_status +acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, + const char **method_names, + u8 method_count, u8 *out_values); + +/* + * utids - device ID support + */ +acpi_status +acpi_ut_execute_HID(struct acpi_namespace_node *device_node, + struct acpi_pnp_device_id ** return_id); + +acpi_status +acpi_ut_execute_UID(struct acpi_namespace_node *device_node, + struct acpi_pnp_device_id ** return_id); + +acpi_status +acpi_ut_execute_CID(struct acpi_namespace_node *device_node, + struct acpi_pnp_device_id_list ** return_cid_list); + +acpi_status +acpi_ut_execute_CLS(struct acpi_namespace_node *device_node, + struct acpi_pnp_device_id **return_id); + +/* + * utlock - reader/writer locks + */ +acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); + +void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); + +void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); + +/* + * utobject - internal object create/delete/cache routines + */ +union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char + *module_name, + u32 line_number, + u32 component_id, + acpi_object_type + type); + +void *acpi_ut_allocate_object_desc_dbg(const char *module_name, + u32 line_number, u32 component_id); + +#define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t) +#define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT) + +void acpi_ut_delete_object_desc(union acpi_operand_object *object); + +u8 acpi_ut_valid_internal_object(void *object); + +union acpi_operand_object *acpi_ut_create_package_object(u32 count); + +union acpi_operand_object *acpi_ut_create_integer_object(u64 value); + +union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); + +union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); + +acpi_status +acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size *obj_length); + +/* + * utosi - Support for the _OSI predefined control method + */ +acpi_status acpi_ut_initialize_interfaces(void); + +acpi_status acpi_ut_interface_terminate(void); + +acpi_status acpi_ut_install_interface(acpi_string interface_name); + +acpi_status acpi_ut_remove_interface(acpi_string interface_name); + +acpi_status acpi_ut_update_interfaces(u8 action); + +struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name); + +acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state); + +/* + * utpredef - support for predefined names + */ +const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union + acpi_predefined_info + *this_name); + +const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name); + +void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes); + +#if (defined ACPI_ASL_COMPILER || defined ACPI_HELP_APP) +const union acpi_predefined_info *acpi_ut_match_resource_name(char *name); + +void +acpi_ut_display_predefined_method(char *buffer, + const union acpi_predefined_info *this_name, + u8 multi_line); + +u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types); +#endif + +/* + * utstate - Generic state creation/cache routines + */ +void +acpi_ut_push_generic_state(union acpi_generic_state **list_head, + union acpi_generic_state *state); + +union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state + **list_head); + +union acpi_generic_state *acpi_ut_create_generic_state(void); + +struct acpi_thread_state *acpi_ut_create_thread_state(void); + +union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object + *object, u16 action); + +union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, + void *external_object, + u32 index); + +acpi_status +acpi_ut_create_update_state_and_push(union acpi_operand_object *object, + u16 action, + union acpi_generic_state **state_list); + +union acpi_generic_state *acpi_ut_create_control_state(void); + +void acpi_ut_delete_generic_state(union acpi_generic_state *state); + +/* + * utmath + */ +acpi_status +acpi_ut_divide(u64 in_dividend, + u64 in_divisor, u64 *out_quotient, u64 *out_remainder); + +acpi_status +acpi_ut_short_divide(u64 in_dividend, + u32 divisor, u64 *out_quotient, u32 *out_remainder); + +acpi_status +acpi_ut_short_multiply(u64 in_multiplicand, u32 multiplier, u64 *outproduct); + +acpi_status acpi_ut_short_shift_left(u64 operand, u32 count, u64 *out_result); + +acpi_status acpi_ut_short_shift_right(u64 operand, u32 count, u64 *out_result); + +/* + * utmisc + */ +const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status + status); + +u8 acpi_ut_is_pci_root_bridge(char *id); + +#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_NAMES_APP) +u8 acpi_ut_is_aml_table(struct acpi_table_header *table); +#endif + +acpi_status +acpi_ut_walk_package_tree(union acpi_operand_object *source_object, + void *target_object, + acpi_pkg_callback walk_callback, void *context); + +/* Values for Base above (16=Hex, 10=Decimal) */ + +#define ACPI_ANY_BASE 0 + +u32 acpi_ut_dword_byte_swap(u32 value); + +void acpi_ut_set_integer_width(u8 revision); + +#ifdef ACPI_DEBUG_OUTPUT +void +acpi_ut_display_init_pathname(u8 type, + struct acpi_namespace_node *obj_handle, + const char *path); +#endif + +/* + * utownerid - Support for Table/Method Owner IDs + */ +acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id); + +void acpi_ut_release_owner_id(acpi_owner_id *owner_id); + +/* + * utresrc + */ +acpi_status +acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, + u8 *aml, + acpi_size aml_length, + acpi_walk_aml_callback user_function, + void **context); + +acpi_status +acpi_ut_validate_resource(struct acpi_walk_state *walk_state, + void *aml, u8 *return_index); + +u32 acpi_ut_get_descriptor_length(void *aml); + +u16 acpi_ut_get_resource_length(void *aml); + +u8 acpi_ut_get_resource_header_length(void *aml); + +u8 acpi_ut_get_resource_type(void *aml); + +acpi_status +acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); + +/* + * utstring - String and character utilities + */ +void acpi_ut_print_string(char *string, u16 max_length); + +#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP +void ut_convert_backslashes(char *pathname); +#endif + +void acpi_ut_repair_name(char *name); + +#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) || defined (ACPI_DEBUG_OUTPUT) +u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source); + +void acpi_ut_safe_strncpy(char *dest, char *source, acpi_size dest_size); + +u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source); + +u8 +acpi_ut_safe_strncat(char *dest, + acpi_size dest_size, + char *source, acpi_size max_transfer_length); +#endif + +/* + * utmutex - mutex support + */ +acpi_status acpi_ut_mutex_initialize(void); + +void acpi_ut_mutex_terminate(void); + +acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id); + +acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id); + +/* + * utalloc - memory allocation and object caching + */ +acpi_status acpi_ut_create_caches(void); + +acpi_status acpi_ut_delete_caches(void); + +acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer); + +acpi_status +acpi_ut_initialize_buffer(struct acpi_buffer *buffer, + acpi_size required_length); + +#ifdef ACPI_DBG_TRACK_ALLOCATIONS +void *acpi_ut_allocate_and_track(acpi_size size, + u32 component, const char *module, u32 line); + +void *acpi_ut_allocate_zeroed_and_track(acpi_size size, + u32 component, + const char *module, u32 line); + +void +acpi_ut_free_and_track(void *address, + u32 component, const char *module, u32 line); + +void acpi_ut_dump_allocation_info(void); + +void acpi_ut_dump_allocations(u32 component, const char *module); + +acpi_status +acpi_ut_create_list(const char *list_name, + u16 object_size, struct acpi_memory_list **return_cache); + +#endif /* ACPI_DBG_TRACK_ALLOCATIONS */ + +/* + * utaddress - address range check + */ +acpi_status +acpi_ut_add_address_range(acpi_adr_space_type space_id, + acpi_physical_address address, + u32 length, struct acpi_namespace_node *region_node); + +void +acpi_ut_remove_address_range(acpi_adr_space_type space_id, + struct acpi_namespace_node *region_node); + +u32 +acpi_ut_check_address_range(acpi_adr_space_type space_id, + acpi_physical_address address, u32 length, u8 warn); + +void acpi_ut_delete_address_lists(void); + +/* + * utxferror - various error/warning output functions + */ +ACPI_PRINTF_LIKE(5) +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_warning(const char *module_name, + u32 line_number, + char *pathname, + u16 node_flags, const char *format, ...); + +ACPI_PRINTF_LIKE(5) +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_info(const char *module_name, + u32 line_number, + char *pathname, + u16 node_flags, const char *format, ...); + +ACPI_PRINTF_LIKE(5) +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_predefined_bios_error(const char *module_name, + u32 line_number, + char *pathname, + u16 node_flags, const char *format, ...); + +void +acpi_ut_prefixed_namespace_error(const char *module_name, + u32 line_number, + union acpi_generic_state *prefix_scope, + const char *internal_name, + acpi_status lookup_status); + +void +acpi_ut_method_error(const char *module_name, + u32 line_number, + const char *message, + struct acpi_namespace_node *node, + const char *path, acpi_status lookup_status); + +/* + * Utility functions for ACPI names and IDs + */ +const struct ah_predefined_name *acpi_ah_match_predefined_name(char *nameseg); + +const struct ah_device_id *acpi_ah_match_hardware_id(char *hid); + +const char *acpi_ah_match_uuid(u8 *data); + +/* + * utuuid -- UUID support functions + */ +#if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP) +void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer); +#endif + +#endif /* _ACUTILS_H */ |