| /****************************************************************************** |
| * |
| * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures |
| * |
| *****************************************************************************/ |
| |
| /* |
| * Copyright (C) 2000 - 2008, Intel Corp. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions, and the following disclaimer, |
| * without modification. |
| * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| * substantially similar to the "NO WARRANTY" disclaimer below |
| * ("Disclaimer") and any redistribution must be conditioned upon |
| * including a substantially similar Disclaimer requirement for further |
| * binary redistribution. |
| * 3. Neither the names of the above-listed copyright holders nor the names |
| * of any contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * Alternatively, this software may be distributed under the terms of the |
| * GNU General Public License ("GPL") version 2 as published by the Free |
| * Software Foundation. |
| * |
| * NO WARRANTY |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGES. |
| */ |
| |
| #ifndef _ACUTILS_H |
| #define _ACUTILS_H |
| |
| extern const u8 acpi_gbl_resource_aml_sizes[]; |
| |
| /* Strings used by the disassembler and debugger resource dump routines */ |
| |
| #if 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[]; |
| #endif |
| |
| /* 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; |
| }; |
| |
| #define REF_INCREMENT (u16) 0 |
| #define REF_DECREMENT (u16) 1 |
| #define REF_FORCE_DELETE (u16) 2 |
| |
| /* acpi_ut_dump_buffer */ |
| |
| #define DB_BYTE_DISPLAY 1 |
| #define DB_WORD_DISPLAY 2 |
| #define DB_DWORD_DISPLAY 4 |
| #define DB_QWORD_DISPLAY 8 |
| |
| /* |
| * utglobal - Global data structures and procedures |
| */ |
| acpi_status acpi_ut_init_globals(void); |
| |
| #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) |
| |
| char *acpi_ut_get_mutex_name(u32 mutex_id); |
| |
| const char *acpi_ut_get_notify_name(u32 notify_value); |
| |
| #endif |
| |
| char *acpi_ut_get_type_name(acpi_object_type type); |
| |
| char *acpi_ut_get_node_name(void *object); |
| |
| char *acpi_ut_get_descriptor_name(void *object); |
| |
| const char *acpi_ut_get_reference_name(union acpi_operand_object *object); |
| |
| char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); |
| |
| char *acpi_ut_get_region_name(u8 space_id); |
| |
| char *acpi_ut_get_event_name(u32 event_id); |
| |
| char acpi_ut_hex_to_ascii_char(acpi_integer integer, u32 position); |
| |
| 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); |
| |
| /* |
| * utclib - Local implementations of C library functions |
| */ |
| #ifndef ACPI_USE_SYSTEM_CLIBRARY |
| |
| acpi_size acpi_ut_strlen(const char *string); |
| |
| char *acpi_ut_strcpy(char *dst_string, const char *src_string); |
| |
| char *acpi_ut_strncpy(char *dst_string, |
| const char *src_string, acpi_size count); |
| |
| int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count); |
| |
| int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count); |
| |
| int acpi_ut_strcmp(const char *string1, const char *string2); |
| |
| char *acpi_ut_strcat(char *dst_string, const char *src_string); |
| |
| char *acpi_ut_strncat(char *dst_string, |
| const char *src_string, acpi_size count); |
| |
| u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base); |
| |
| char *acpi_ut_strstr(char *string1, char *string2); |
| |
| void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count); |
| |
| void *acpi_ut_memset(void *dest, u8 value, acpi_size count); |
| |
| int acpi_ut_to_upper(int c); |
| |
| int acpi_ut_to_lower(int c); |
| |
| extern const u8 _acpi_ctype[]; |
| |
| #define _ACPI_XA 0x00 /* extra alphabetic - not supported */ |
| #define _ACPI_XS 0x40 /* extra space */ |
| #define _ACPI_BB 0x00 /* BEL, BS, etc. - not supported */ |
| #define _ACPI_CN 0x20 /* CR, FF, HT, NL, VT */ |
| #define _ACPI_DI 0x04 /* '0'-'9' */ |
| #define _ACPI_LO 0x02 /* 'a'-'z' */ |
| #define _ACPI_PU 0x10 /* punctuation */ |
| #define _ACPI_SP 0x08 /* space */ |
| #define _ACPI_UP 0x01 /* 'A'-'Z' */ |
| #define _ACPI_XD 0x80 /* '0'-'9', 'A'-'F', 'a'-'f' */ |
| |
| #define ACPI_IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI)) |
| #define ACPI_IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP)) |
| #define ACPI_IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD)) |
| #define ACPI_IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP)) |
| #define ACPI_IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO)) |
| #define ACPI_IS_PRINT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP | _ACPI_DI | _ACPI_SP | _ACPI_PU)) |
| #define ACPI_IS_ALPHA(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP)) |
| |
| #endif /* ACPI_USE_SYSTEM_CLIBRARY */ |
| |
| /* |
| * 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, 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, 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, acpi_integer 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_dump_buffer(u8 * buffer, u32 count, u32 display, u32 component_id); |
| |
| void acpi_ut_dump_buffer2(u8 * buffer, u32 count, u32 display); |
| |
| 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_osi_implementation(struct acpi_walk_state *walk_state); |
| |
| acpi_status |
| acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, |
| char *path, |
| u32 expected_return_btypes, |
| union acpi_operand_object **return_desc); |
| |
| acpi_status |
| acpi_ut_evaluate_numeric_object(char *object_name, |
| struct acpi_namespace_node *device_node, |
| acpi_integer *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 acpica_device_id **return_id); |
| |
| acpi_status |
| acpi_ut_execute_UID(struct acpi_namespace_node *device_node, |
| struct acpica_device_id **return_id); |
| |
| acpi_status |
| acpi_ut_execute_CID(struct acpi_namespace_node *device_node, |
| struct acpica_device_id_list **return_cid_list); |
| |
| /* |
| * 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_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); |
| |
| /* |
| * 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, |
| u16 index); |
| |
| acpi_status |
| acpi_ut_create_update_state_and_push(union acpi_operand_object *object, |
| u16 action, |
| union acpi_generic_state **state_list); |
| |
| #ifdef ACPI_FUTURE_USAGE |
| acpi_status |
| acpi_ut_create_pkg_state_and_push(void *internal_object, |
| void *external_object, |
| u16 index, |
| union acpi_generic_state **state_list); |
| #endif /* ACPI_FUTURE_USAGE */ |
| |
| 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(acpi_integer in_dividend, |
| acpi_integer in_divisor, |
| acpi_integer * out_quotient, acpi_integer * out_remainder); |
| |
| acpi_status |
| acpi_ut_short_divide(acpi_integer in_dividend, |
| u32 divisor, |
| acpi_integer * out_quotient, u32 * out_remainder); |
| |
| /* |
| * utmisc |
| */ |
| const char *acpi_ut_validate_exception(acpi_status status); |
| |
| u8 acpi_ut_is_pci_root_bridge(char *id); |
| |
| u8 acpi_ut_is_aml_table(struct acpi_table_header *table); |
| |
| acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id); |
| |
| void acpi_ut_release_owner_id(acpi_owner_id * owner_id); |
| |
| acpi_status |
| acpi_ut_walk_package_tree(union acpi_operand_object *source_object, |
| void *target_object, |
| acpi_pkg_callback walk_callback, void *context); |
| |
| void acpi_ut_strupr(char *src_string); |
| |
| void acpi_ut_print_string(char *string, u8 max_length); |
| |
| u8 acpi_ut_valid_acpi_name(u32 name); |
| |
| acpi_name acpi_ut_repair_name(char *name); |
| |
| u8 acpi_ut_valid_acpi_char(char character, u32 position); |
| |
| acpi_status |
| acpi_ut_strtoul64(char *string, u32 base, acpi_integer * ret_integer); |
| |
| /* 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, |
| char *path); |
| #endif |
| |
| /* |
| * utresrc |
| */ |
| acpi_status |
| acpi_ut_walk_aml_resources(u8 * aml, |
| acpi_size aml_length, |
| acpi_walk_aml_callback user_function, |
| void **context); |
| |
| acpi_status acpi_ut_validate_resource(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); |
| |
| /* |
| * 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); |
| |
| void *acpi_ut_allocate(acpi_size size, |
| u32 component, const char *module, u32 line); |
| |
| void *acpi_ut_allocate_zeroed(acpi_size size, |
| u32 component, const char *module, u32 line); |
| |
| #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); |
| |
| #ifdef ACPI_FUTURE_USAGE |
| void acpi_ut_dump_allocation_info(void); |
| #endif /* ACPI_FUTURE_USAGE */ |
| |
| void acpi_ut_dump_allocations(u32 component, const char *module); |
| |
| acpi_status |
| acpi_ut_create_list(char *list_name, |
| u16 object_size, struct acpi_memory_list **return_cache); |
| |
| #endif |
| |
| #endif /* _ACUTILS_H */ |