565 lines
16 KiB
C
565 lines
16 KiB
C
/******************************************************************************
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*
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* Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2008, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#ifndef _ACUTILS_H
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#define _ACUTILS_H
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extern const u8 acpi_gbl_resource_aml_sizes[];
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/* Strings used by the disassembler and debugger resource dump routines */
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#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER)
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extern const char *acpi_gbl_bm_decode[];
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extern const char *acpi_gbl_config_decode[];
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extern const char *acpi_gbl_consume_decode[];
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extern const char *acpi_gbl_dec_decode[];
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extern const char *acpi_gbl_he_decode[];
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extern const char *acpi_gbl_io_decode[];
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extern const char *acpi_gbl_ll_decode[];
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extern const char *acpi_gbl_max_decode[];
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extern const char *acpi_gbl_mem_decode[];
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extern const char *acpi_gbl_min_decode[];
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extern const char *acpi_gbl_mtp_decode[];
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extern const char *acpi_gbl_rng_decode[];
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extern const char *acpi_gbl_rw_decode[];
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extern const char *acpi_gbl_shr_decode[];
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extern const char *acpi_gbl_siz_decode[];
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extern const char *acpi_gbl_trs_decode[];
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extern const char *acpi_gbl_ttp_decode[];
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extern const char *acpi_gbl_typ_decode[];
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#endif
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/* Types for Resource descriptor entries */
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#define ACPI_INVALID_RESOURCE 0
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#define ACPI_FIXED_LENGTH 1
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#define ACPI_VARIABLE_LENGTH 2
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#define ACPI_SMALL_VARIABLE_LENGTH 3
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typedef
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acpi_status(*acpi_walk_aml_callback) (u8 * aml,
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u32 length,
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u32 offset,
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u8 resource_index, void **context);
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typedef
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acpi_status(*acpi_pkg_callback) (u8 object_type,
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union acpi_operand_object * source_object,
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union acpi_generic_state * state,
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void *context);
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struct acpi_pkg_info {
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u8 *free_space;
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acpi_size length;
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u32 object_space;
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u32 num_packages;
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};
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#define REF_INCREMENT (u16) 0
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#define REF_DECREMENT (u16) 1
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#define REF_FORCE_DELETE (u16) 2
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/* acpi_ut_dump_buffer */
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#define DB_BYTE_DISPLAY 1
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#define DB_WORD_DISPLAY 2
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#define DB_DWORD_DISPLAY 4
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#define DB_QWORD_DISPLAY 8
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/*
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* utglobal - Global data structures and procedures
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*/
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acpi_status acpi_ut_init_globals(void);
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#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
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char *acpi_ut_get_mutex_name(u32 mutex_id);
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const char *acpi_ut_get_notify_name(u32 notify_value);
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#endif
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char *acpi_ut_get_type_name(acpi_object_type type);
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char *acpi_ut_get_node_name(void *object);
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char *acpi_ut_get_descriptor_name(void *object);
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const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
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char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
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char *acpi_ut_get_region_name(u8 space_id);
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char *acpi_ut_get_event_name(u32 event_id);
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char acpi_ut_hex_to_ascii_char(acpi_integer integer, u32 position);
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u8 acpi_ut_valid_object_type(acpi_object_type type);
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/*
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* utinit - miscellaneous initialization and shutdown
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*/
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acpi_status acpi_ut_hardware_initialize(void);
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void acpi_ut_subsystem_shutdown(void);
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/*
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* utclib - Local implementations of C library functions
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*/
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#ifndef ACPI_USE_SYSTEM_CLIBRARY
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acpi_size acpi_ut_strlen(const char *string);
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char *acpi_ut_strcpy(char *dst_string, const char *src_string);
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char *acpi_ut_strncpy(char *dst_string,
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const char *src_string, acpi_size count);
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int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count);
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int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count);
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int acpi_ut_strcmp(const char *string1, const char *string2);
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char *acpi_ut_strcat(char *dst_string, const char *src_string);
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char *acpi_ut_strncat(char *dst_string,
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const char *src_string, acpi_size count);
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u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base);
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char *acpi_ut_strstr(char *string1, char *string2);
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void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count);
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void *acpi_ut_memset(void *dest, u8 value, acpi_size count);
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int acpi_ut_to_upper(int c);
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int acpi_ut_to_lower(int c);
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extern const u8 _acpi_ctype[];
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#define _ACPI_XA 0x00 /* extra alphabetic - not supported */
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#define _ACPI_XS 0x40 /* extra space */
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#define _ACPI_BB 0x00 /* BEL, BS, etc. - not supported */
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#define _ACPI_CN 0x20 /* CR, FF, HT, NL, VT */
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#define _ACPI_DI 0x04 /* '0'-'9' */
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#define _ACPI_LO 0x02 /* 'a'-'z' */
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#define _ACPI_PU 0x10 /* punctuation */
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#define _ACPI_SP 0x08 /* space */
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#define _ACPI_UP 0x01 /* 'A'-'Z' */
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#define _ACPI_XD 0x80 /* '0'-'9', 'A'-'F', 'a'-'f' */
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#define ACPI_IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI))
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#define ACPI_IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP))
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#define ACPI_IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD))
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#define ACPI_IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP))
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#define ACPI_IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO))
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#define ACPI_IS_PRINT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP | _ACPI_DI | _ACPI_SP | _ACPI_PU))
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#define ACPI_IS_ALPHA(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP))
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#endif /* ACPI_USE_SYSTEM_CLIBRARY */
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/*
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* utcopy - Object construction and conversion interfaces
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*/
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acpi_status
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acpi_ut_build_simple_object(union acpi_operand_object *obj,
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union acpi_object *user_obj,
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u8 * data_space, u32 * buffer_space_used);
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acpi_status
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acpi_ut_build_package_object(union acpi_operand_object *obj,
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u8 * buffer, u32 * space_used);
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acpi_status
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acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj,
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struct acpi_buffer *ret_buffer);
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acpi_status
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acpi_ut_copy_eobject_to_iobject(union acpi_object *obj,
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union acpi_operand_object **internal_obj);
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acpi_status
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acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj,
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union acpi_operand_object *dest_obj);
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acpi_status
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acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc,
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union acpi_operand_object **dest_desc,
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struct acpi_walk_state *walk_state);
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/*
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* utcreate - Object creation
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*/
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acpi_status
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acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action);
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/*
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* utdebug - Debug interfaces
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*/
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void acpi_ut_init_stack_ptr_trace(void);
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void acpi_ut_track_stack_ptr(void);
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void
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acpi_ut_trace(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id);
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void
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acpi_ut_trace_ptr(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id, void *pointer);
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void
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acpi_ut_trace_u32(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id, u32 integer);
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void
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acpi_ut_trace_str(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id, char *string);
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void
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acpi_ut_exit(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id);
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void
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acpi_ut_status_exit(u32 line_number,
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const char *function_name,
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const char *module_name,
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u32 component_id, acpi_status status);
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void
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acpi_ut_value_exit(u32 line_number,
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const char *function_name,
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const char *module_name,
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u32 component_id, acpi_integer value);
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void
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acpi_ut_ptr_exit(u32 line_number,
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const char *function_name,
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const char *module_name, u32 component_id, u8 *ptr);
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void acpi_ut_dump_buffer(u8 * buffer, u32 count, u32 display, u32 component_id);
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void acpi_ut_dump_buffer2(u8 * buffer, u32 count, u32 display);
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void acpi_ut_report_error(char *module_name, u32 line_number);
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void acpi_ut_report_info(char *module_name, u32 line_number);
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void acpi_ut_report_warning(char *module_name, u32 line_number);
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/*
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* utdelete - Object deletion and reference counts
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*/
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void acpi_ut_add_reference(union acpi_operand_object *object);
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void acpi_ut_remove_reference(union acpi_operand_object *object);
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void acpi_ut_delete_internal_package_object(union acpi_operand_object *object);
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void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object);
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void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list);
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/*
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* uteval - object evaluation
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*/
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acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state);
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acpi_status
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acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
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char *path,
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u32 expected_return_btypes,
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union acpi_operand_object **return_desc);
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acpi_status
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acpi_ut_evaluate_numeric_object(char *object_name,
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struct acpi_namespace_node *device_node,
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acpi_integer * address);
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acpi_status
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acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
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struct acpica_device_id *hid);
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acpi_status
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acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
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struct acpi_compatible_id_list **return_cid_list);
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acpi_status
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acpi_ut_execute_STA(struct acpi_namespace_node *device_node,
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u32 * status_flags);
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acpi_status
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acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
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struct acpica_device_id *uid);
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acpi_status
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acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest);
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/*
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* utlock - reader/writer locks
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*/
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acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock);
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void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock);
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acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock);
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acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock);
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acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock);
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void acpi_ut_release_write_lock(struct acpi_rw_lock *lock);
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/*
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* utobject - internal object create/delete/cache routines
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*/
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union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char
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*module_name,
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u32 line_number,
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u32 component_id,
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acpi_object_type
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type);
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void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
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u32 line_number, u32 component_id);
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#define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t)
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#define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT)
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void acpi_ut_delete_object_desc(union acpi_operand_object *object);
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u8 acpi_ut_valid_internal_object(void *object);
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union acpi_operand_object *acpi_ut_create_package_object(u32 count);
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union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
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union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);
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acpi_status
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acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size * obj_length);
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/*
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* utstate - Generic state creation/cache routines
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*/
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void
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acpi_ut_push_generic_state(union acpi_generic_state **list_head,
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union acpi_generic_state *state);
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union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state
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**list_head);
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union acpi_generic_state *acpi_ut_create_generic_state(void);
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struct acpi_thread_state *acpi_ut_create_thread_state(void);
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union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
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*object, u16 action);
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union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object,
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void *external_object,
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u16 index);
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acpi_status
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acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
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u16 action,
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union acpi_generic_state **state_list);
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#ifdef ACPI_FUTURE_USAGE
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acpi_status
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acpi_ut_create_pkg_state_and_push(void *internal_object,
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void *external_object,
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u16 index,
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union acpi_generic_state **state_list);
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#endif /* ACPI_FUTURE_USAGE */
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union acpi_generic_state *acpi_ut_create_control_state(void);
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void acpi_ut_delete_generic_state(union acpi_generic_state *state);
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/*
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* utmath
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*/
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acpi_status
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acpi_ut_divide(acpi_integer in_dividend,
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acpi_integer in_divisor,
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acpi_integer * out_quotient, acpi_integer * out_remainder);
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acpi_status
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acpi_ut_short_divide(acpi_integer in_dividend,
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u32 divisor,
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acpi_integer * out_quotient, u32 * out_remainder);
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/*
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* utmisc
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*/
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const char *acpi_ut_validate_exception(acpi_status status);
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u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
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acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
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void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
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acpi_status
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acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
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void *target_object,
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acpi_pkg_callback walk_callback, void *context);
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void acpi_ut_strupr(char *src_string);
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void acpi_ut_print_string(char *string, u8 max_length);
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u8 acpi_ut_valid_acpi_name(u32 name);
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acpi_name acpi_ut_repair_name(char *name);
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u8 acpi_ut_valid_acpi_char(char character, u32 position);
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acpi_status
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acpi_ut_strtoul64(char *string, u32 base, acpi_integer * ret_integer);
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/* Values for Base above (16=Hex, 10=Decimal) */
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#define ACPI_ANY_BASE 0
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u32 acpi_ut_dword_byte_swap(u32 value);
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void acpi_ut_set_integer_width(u8 revision);
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#ifdef ACPI_DEBUG_OUTPUT
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void
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acpi_ut_display_init_pathname(u8 type,
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struct acpi_namespace_node *obj_handle,
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char *path);
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#endif
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/*
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* utresrc
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*/
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acpi_status
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acpi_ut_walk_aml_resources(u8 * aml,
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acpi_size aml_length,
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acpi_walk_aml_callback user_function,
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void **context);
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acpi_status acpi_ut_validate_resource(void *aml, u8 * return_index);
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u32 acpi_ut_get_descriptor_length(void *aml);
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u16 acpi_ut_get_resource_length(void *aml);
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u8 acpi_ut_get_resource_header_length(void *aml);
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u8 acpi_ut_get_resource_type(void *aml);
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acpi_status
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acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc,
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u8 ** end_tag);
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/*
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* utmutex - mutex support
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*/
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acpi_status acpi_ut_mutex_initialize(void);
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void acpi_ut_mutex_terminate(void);
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acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id);
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acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id);
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/*
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* utalloc - memory allocation and object caching
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*/
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acpi_status acpi_ut_create_caches(void);
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acpi_status acpi_ut_delete_caches(void);
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acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer);
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acpi_status
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acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
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acpi_size required_length);
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void *acpi_ut_allocate(acpi_size size,
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u32 component, const char *module, u32 line);
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void *acpi_ut_allocate_zeroed(acpi_size size,
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u32 component, const char *module, u32 line);
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#ifdef ACPI_DBG_TRACK_ALLOCATIONS
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void *acpi_ut_allocate_and_track(acpi_size size,
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u32 component, const char *module, u32 line);
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void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
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u32 component,
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const char *module, u32 line);
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void
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acpi_ut_free_and_track(void *address,
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u32 component, const char *module, u32 line);
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#ifdef ACPI_FUTURE_USAGE
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void acpi_ut_dump_allocation_info(void);
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#endif /* ACPI_FUTURE_USAGE */
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void acpi_ut_dump_allocations(u32 component, const char *module);
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acpi_status
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acpi_ut_create_list(char *list_name,
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u16 object_size, struct acpi_memory_list **return_cache);
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#endif
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#endif /* _ACUTILS_H */
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