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Diffstat (limited to 'include/acpi/acutils.h')
| -rw-r--r-- | include/acpi/acutils.h | 875 |
1 files changed, 875 insertions, 0 deletions
diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h new file mode 100644 index 000000000000..0de26b8f1028 --- /dev/null +++ b/include/acpi/acutils.h @@ -0,0 +1,875 @@ +/****************************************************************************** + * + * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, R. Byron Moore + * 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 + + +typedef +acpi_status (*acpi_pkg_callback) ( + u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); + +acpi_status +acpi_ut_walk_package_tree ( + union acpi_operand_object *source_object, + void *target_object, + acpi_pkg_callback walk_callback, + 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 + + +/* Global initialization interfaces */ + +void +acpi_ut_init_globals ( + void); + +void +acpi_ut_terminate ( + void); + + +/* + * ut_init - miscellaneous initialization and shutdown + */ + +acpi_status +acpi_ut_hardware_initialize ( + void); + +void +acpi_ut_subsystem_shutdown ( + void); + +acpi_status +acpi_ut_validate_fadt ( + void); + +/* + * ut_global - Global data structures and procedures + */ + +#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) + +char * +acpi_ut_get_mutex_name ( + u32 mutex_id); + +#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); + +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); + +acpi_owner_id +acpi_ut_allocate_owner_id ( + u32 id_type); + + +/* + * ut_clib - 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, + acpi_native_uint 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)) +#define ACPI_IS_ASCII(c) ((c) < 0x80) + +#endif /* ACPI_USE_SYSTEM_CLIBRARY */ + +/* + * ut_copy - 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_ielement_to_eelement ( + u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); + +acpi_status +acpi_ut_copy_ielement_to_ielement ( + u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); + +acpi_status +acpi_ut_copy_iobject_to_eobject ( + union acpi_operand_object *obj, + struct acpi_buffer *ret_buffer); + +acpi_status +acpi_ut_copy_esimple_to_isimple( + union acpi_object *user_obj, + union acpi_operand_object **return_obj); + +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_ipackage_to_ipackage ( + union acpi_operand_object *source_obj, + union acpi_operand_object *dest_obj, + struct acpi_walk_state *walk_state); + +acpi_status +acpi_ut_copy_simple_object ( + union acpi_operand_object *source_desc, + union acpi_operand_object *dest_desc); + +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); + + +/* + * ut_create - Object creation + */ + +acpi_status +acpi_ut_update_object_reference ( + union acpi_operand_object *object, + u16 action); + + +/* + * ut_debug - Debug interfaces + */ + +void +acpi_ut_init_stack_ptr_trace ( + void); + +void +acpi_ut_track_stack_ptr ( + void); + +void +acpi_ut_trace ( + u32 line_number, + struct acpi_debug_print_info *dbg_info); + +void +acpi_ut_trace_ptr ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + void *pointer); + +void +acpi_ut_trace_u32 ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + u32 integer); + +void +acpi_ut_trace_str ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + char *string); + +void +acpi_ut_exit ( + u32 line_number, + struct acpi_debug_print_info *dbg_info); + +void +acpi_ut_status_exit ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + acpi_status status); + +void +acpi_ut_value_exit ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + acpi_integer value); + +void +acpi_ut_ptr_exit ( + u32 line_number, + struct acpi_debug_print_info *dbg_info, + u8 *ptr); + +void +acpi_ut_report_info ( + char *module_name, + u32 line_number, + u32 component_id); + +void +acpi_ut_report_error ( + char *module_name, + u32 line_number, + u32 component_id); + +void +acpi_ut_report_warning ( + char *module_name, + u32 line_number, + u32 component_id); + +void +acpi_ut_dump_buffer ( + u8 *buffer, + u32 count, + u32 display, + u32 component_id); + +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_debug_print ( + u32 requested_debug_level, + u32 line_number, + struct acpi_debug_print_info *dbg_info, + char *format, + ...) ACPI_PRINTF_LIKE_FUNC; + +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_debug_print_raw ( + u32 requested_debug_level, + u32 line_number, + struct acpi_debug_print_info *dbg_info, + char *format, + ...) ACPI_PRINTF_LIKE_FUNC; + + +/* + * ut_delete - Object deletion + */ + +void +acpi_ut_delete_internal_obj ( + 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); + + +/* + * ut_eval - object evaluation + */ + +/* Method name strings */ + +#define METHOD_NAME__HID "_HID" +#define METHOD_NAME__CID "_CID" +#define METHOD_NAME__UID "_UID" +#define METHOD_NAME__ADR "_ADR" +#define METHOD_NAME__STA "_STA" +#define METHOD_NAME__REG "_REG" +#define METHOD_NAME__SEG "_SEG" +#define METHOD_NAME__BBN "_BBN" +#define METHOD_NAME__PRT "_PRT" +#define METHOD_NAME__CRS "_CRS" +#define METHOD_NAME__PRS "_PRS" +#define METHOD_NAME__PRW "_PRW" + + +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 *address); + +acpi_status +acpi_ut_execute_HID ( + struct acpi_namespace_node *device_node, + struct acpi_device_id *hid); + +acpi_status +acpi_ut_execute_CID ( + struct acpi_namespace_node *device_node, + struct acpi_compatible_id_list **return_cid_list); + +acpi_status +acpi_ut_execute_STA ( + struct acpi_namespace_node *device_node, + u32 *status_flags); + +acpi_status +acpi_ut_execute_UID ( + struct acpi_namespace_node *device_node, + struct acpi_device_id *uid); + +acpi_status +acpi_ut_execute_sxds ( + struct acpi_namespace_node *device_node, + u8 *highest); + +/* + * ut_mutex - mutual exclusion interfaces + */ + +acpi_status +acpi_ut_mutex_initialize ( + void); + +void +acpi_ut_mutex_terminate ( + void); + +acpi_status +acpi_ut_create_mutex ( + acpi_mutex_handle mutex_id); + +acpi_status +acpi_ut_delete_mutex ( + acpi_mutex_handle mutex_id); + +acpi_status +acpi_ut_acquire_mutex ( + acpi_mutex_handle mutex_id); + +acpi_status +acpi_ut_release_mutex ( + acpi_mutex_handle mutex_id); + + +/* + * ut_object - internal object create/delete/cache routines + */ + +union acpi_operand_object * +acpi_ut_create_internal_object_dbg ( + char *module_name, + u32 line_number, + u32 component_id, + acpi_object_type type); + +void * +acpi_ut_allocate_object_desc_dbg ( + char *module_name, + u32 line_number, + u32 component_id); + +#define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_THIS_MODULE,__LINE__,_COMPONENT,t) +#define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_THIS_MODULE,__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_buffer_object ( + acpi_size buffer_size); + +union acpi_operand_object * +acpi_ut_create_string_object ( + acpi_size string_size); + + +/* + * ut_ref_cnt - Object reference count management + */ + +void +acpi_ut_add_reference ( + union acpi_operand_object *object); + +void +acpi_ut_remove_reference ( + union acpi_operand_object *object); + +/* + * ut_size - Object size routines + */ + +acpi_status +acpi_ut_get_simple_object_size ( + union acpi_operand_object *obj, + acpi_size *obj_length); + +acpi_status +acpi_ut_get_package_object_size ( + union acpi_operand_object *obj, + acpi_size *obj_length); + +acpi_status +acpi_ut_get_object_size( + union acpi_operand_object *obj, + acpi_size *obj_length); + +acpi_status +acpi_ut_get_element_length ( + u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); + + +/* + * ut_state - 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 + +union acpi_generic_state * +acpi_ut_create_control_state ( + void); + +void +acpi_ut_delete_generic_state ( + union acpi_generic_state *state); + +#ifdef ACPI_ENABLE_OBJECT_CACHE +void +acpi_ut_delete_generic_state_cache ( + void); + +void +acpi_ut_delete_object_cache ( + void); +#endif + +/* + * utmisc + */ + +void +acpi_ut_print_string ( + char *string, + u8 max_length); + +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); + +u8 +acpi_ut_valid_acpi_name ( + u32 name); + +u8 +acpi_ut_valid_acpi_character ( + char character); + +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 + +#ifdef ACPI_FUTURE_USAGE +char * +acpi_ut_strupr ( + char *src_string); +#endif + +u8 * +acpi_ut_get_resource_end_tag ( + union acpi_operand_object *obj_desc); + +u8 +acpi_ut_generate_checksum ( + u8 *buffer, + u32 length); + +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 + + +/* + * Utalloc - memory allocation and object caching + */ + +void * +acpi_ut_acquire_from_cache ( + u32 list_id); + +void +acpi_ut_release_to_cache ( + u32 list_id, + void *object); + +#ifdef ACPI_ENABLE_OBJECT_CACHE +void +acpi_ut_delete_generic_cache ( + u32 list_id); +#endif + +acpi_status +acpi_ut_validate_buffer ( + struct acpi_buffer *buffer); + +acpi_status +acpi_ut_initialize_buffer ( + struct acpi_buffer *buffer, + acpi_size required_length); + + +/* Memory allocation functions */ + +void * +acpi_ut_allocate ( + acpi_size size, + u32 component, + char *module, + u32 line); + +void * +acpi_ut_callocate ( + acpi_size size, + u32 component, + char *module, + u32 line); + + +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + +void * +acpi_ut_allocate_and_track ( + acpi_size size, + u32 component, + char *module, + u32 line); + +void * +acpi_ut_callocate_and_track ( + acpi_size size, + u32 component, + char *module, + u32 line); + +void +acpi_ut_free_and_track ( + void *address, + u32 component, + char *module, + u32 line); + +struct acpi_debug_mem_block * +acpi_ut_find_allocation ( + u32 list_id, + void *allocation); + +acpi_status +acpi_ut_track_allocation ( + u32 list_id, + struct acpi_debug_mem_block *address, + acpi_size size, + u8 alloc_type, + u32 component, + char *module, + u32 line); + +acpi_status +acpi_ut_remove_allocation ( + u32 list_id, + struct acpi_debug_mem_block *address, + u32 component, + char *module, + u32 line); + +#ifdef ACPI_FUTURE_USAGE +void +acpi_ut_dump_allocation_info ( + void); +#endif + +void +acpi_ut_dump_allocations ( + u32 component, + char *module); +#endif + + +#endif /* _ACUTILS_H */ |