diff options
| author | Len Brown <len.brown@intel.com> | 2009-01-09 00:13:17 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-01-09 03:30:47 -0500 |
| commit | 95b482a8d31116f3f5c2a5089569393234d06385 (patch) | |
| tree | f32aec8673a285a9d188948be97af3034ee06e93 /drivers/acpi/parser | |
| parent | 6620e0c49f577454b772fb381543d60ae53eb885 (diff) | |
ACPICA: create acpica/ directory
also, delete sleep/ and delete ACPI_CFLAGS from Makefile
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/parser')
| -rw-r--r-- | drivers/acpi/parser/Makefile | 8 | ||||
| -rw-r--r-- | drivers/acpi/parser/psargs.c | 752 | ||||
| -rw-r--r-- | drivers/acpi/parser/psloop.c | 1088 | ||||
| -rw-r--r-- | drivers/acpi/parser/psopcode.c | 810 | ||||
| -rw-r--r-- | drivers/acpi/parser/psparse.c | 701 | ||||
| -rw-r--r-- | drivers/acpi/parser/psscope.c | 265 | ||||
| -rw-r--r-- | drivers/acpi/parser/pstree.c | 312 | ||||
| -rw-r--r-- | drivers/acpi/parser/psutils.c | 244 | ||||
| -rw-r--r-- | drivers/acpi/parser/pswalk.c | 110 | ||||
| -rw-r--r-- | drivers/acpi/parser/psxface.c | 385 |
10 files changed, 0 insertions, 4675 deletions
diff --git a/drivers/acpi/parser/Makefile b/drivers/acpi/parser/Makefile deleted file mode 100644 index db24ee09cf11..000000000000 --- a/drivers/acpi/parser/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for all Linux ACPI interpreter subdirectories -# - -obj-y := psargs.o psparse.o psloop.o pstree.o pswalk.o \ - psopcode.o psscope.o psutils.o psxface.o - -EXTRA_CFLAGS += $(ACPI_CFLAGS) diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c deleted file mode 100644 index 852f3a83b2e6..000000000000 --- a/drivers/acpi/parser/psargs.c +++ /dev/null @@ -1,752 +0,0 @@ -/****************************************************************************** - * - * Module Name: psargs - Parse AML opcode arguments - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/amlcode.h> -#include <acpi/acnamesp.h> -#include <acpi/acdispat.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psargs") - -/* Local prototypes */ -static u32 -acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state); - -static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state - *parser_state); - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_package_length - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: Decoded package length. On completion, the AML pointer points - * past the length byte or bytes. - * - * DESCRIPTION: Decode and return a package length field. - * Note: Largest package length is 28 bits, from ACPI specification - * - ******************************************************************************/ - -static u32 -acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state) -{ - u8 *aml = parser_state->aml; - u32 package_length = 0; - u32 byte_count; - u8 byte_zero_mask = 0x3F; /* Default [0:5] */ - - ACPI_FUNCTION_TRACE(ps_get_next_package_length); - - /* - * Byte 0 bits [6:7] contain the number of additional bytes - * used to encode the package length, either 0,1,2, or 3 - */ - byte_count = (aml[0] >> 6); - parser_state->aml += ((acpi_size) byte_count + 1); - - /* Get bytes 3, 2, 1 as needed */ - - while (byte_count) { - /* - * Final bit positions for the package length bytes: - * Byte3->[20:27] - * Byte2->[12:19] - * Byte1->[04:11] - * Byte0->[00:03] - */ - package_length |= (aml[byte_count] << ((byte_count << 3) - 4)); - - byte_zero_mask = 0x0F; /* Use bits [0:3] of byte 0 */ - byte_count--; - } - - /* Byte 0 is a special case, either bits [0:3] or [0:5] are used */ - - package_length |= (aml[0] & byte_zero_mask); - return_UINT32(package_length); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_package_end - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: Pointer to end-of-package +1 - * - * DESCRIPTION: Get next package length and return a pointer past the end of - * the package. Consumes the package length field - * - ******************************************************************************/ - -u8 *acpi_ps_get_next_package_end(struct acpi_parse_state *parser_state) -{ - u8 *start = parser_state->aml; - u32 package_length; - - ACPI_FUNCTION_TRACE(ps_get_next_package_end); - - /* Function below updates parser_state->Aml */ - - package_length = acpi_ps_get_next_package_length(parser_state); - - return_PTR(start + package_length); /* end of package */ -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_namestring - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: Pointer to the start of the name string (pointer points into - * the AML. - * - * DESCRIPTION: Get next raw namestring within the AML stream. Handles all name - * prefix characters. Set parser state to point past the string. - * (Name is consumed from the AML.) - * - ******************************************************************************/ - -char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) -{ - u8 *start = parser_state->aml; - u8 *end = parser_state->aml; - - ACPI_FUNCTION_TRACE(ps_get_next_namestring); - - /* Point past any namestring prefix characters (backslash or carat) */ - - while (acpi_ps_is_prefix_char(*end)) { - end++; - } - - /* Decode the path prefix character */ - - switch (*end) { - case 0: - - /* null_name */ - - if (end == start) { - start = NULL; - } - end++; - break; - - case AML_DUAL_NAME_PREFIX: - - /* Two name segments */ - - end += 1 + (2 * ACPI_NAME_SIZE); - break; - - case AML_MULTI_NAME_PREFIX_OP: - - /* Multiple name segments, 4 chars each, count in next byte */ - - end += 2 + (*(end + 1) * ACPI_NAME_SIZE); - break; - - default: - - /* Single name segment */ - - end += ACPI_NAME_SIZE; - break; - } - - parser_state->aml = end; - return_PTR((char *)start); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_namepath - * - * PARAMETERS: parser_state - Current parser state object - * Arg - Where the namepath will be stored - * arg_count - If the namepath points to a control method - * the method's argument is returned here. - * possible_method_call - Whether the namepath can possibly be the - * start of a method call - * - * RETURN: Status - * - * DESCRIPTION: Get next name (if method call, return # of required args). - * Names are looked up in the internal namespace to determine - * if the name represents a control method. If a method - * is found, the number of arguments to the method is returned. - * This information is critical for parsing to continue correctly. - * - ******************************************************************************/ - -acpi_status -acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state, - struct acpi_parse_state *parser_state, - union acpi_parse_object *arg, u8 possible_method_call) -{ - acpi_status status; - char *path; - union acpi_parse_object *name_op; - union acpi_operand_object *method_desc; - struct acpi_namespace_node *node; - u8 *start = parser_state->aml; - - ACPI_FUNCTION_TRACE(ps_get_next_namepath); - - path = acpi_ps_get_next_namestring(parser_state); - acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); - - /* Null path case is allowed, just exit */ - - if (!path) { - arg->common.value.name = path; - return_ACPI_STATUS(AE_OK); - } - - /* - * Lookup the name in the internal namespace, starting with the current - * scope. We don't want to add anything new to the namespace here, - * however, so we use MODE_EXECUTE. - * Allow searching of the parent tree, but don't open a new scope - - * we just want to lookup the object (must be mode EXECUTE to perform - * the upsearch) - */ - status = acpi_ns_lookup(walk_state->scope_info, path, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - NULL, &node); - - /* - * If this name is a control method invocation, we must - * setup the method call - */ - if (ACPI_SUCCESS(status) && - possible_method_call && (node->type == ACPI_TYPE_METHOD)) { - if (walk_state->opcode == AML_UNLOAD_OP) { - /* - * acpi_ps_get_next_namestring has increased the AML pointer, - * so we need to restore the saved AML pointer for method call. - */ - walk_state->parser_state.aml = start; - walk_state->arg_count = 1; - acpi_ps_init_op(arg, AML_INT_METHODCALL_OP); - return_ACPI_STATUS(AE_OK); - } - - /* This name is actually a control method invocation */ - - method_desc = acpi_ns_get_attached_object(node); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Control Method - %p Desc %p Path=%p\n", node, - method_desc, path)); - - name_op = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); - if (!name_op) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Change Arg into a METHOD CALL and attach name to it */ - - acpi_ps_init_op(arg, AML_INT_METHODCALL_OP); - name_op->common.value.name = path; - - /* Point METHODCALL/NAME to the METHOD Node */ - - name_op->common.node = node; - acpi_ps_append_arg(arg, name_op); - - if (!method_desc) { - ACPI_ERROR((AE_INFO, - "Control Method %p has no attached object", - node)); - return_ACPI_STATUS(AE_AML_INTERNAL); - } - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Control Method - %p Args %X\n", - node, method_desc->method.param_count)); - - /* Get the number of arguments to expect */ - - walk_state->arg_count = method_desc->method.param_count; - return_ACPI_STATUS(AE_OK); - } - - /* - * Special handling if the name was not found during the lookup - - * some not_found cases are allowed - */ - if (status == AE_NOT_FOUND) { - - /* 1) not_found is ok during load pass 1/2 (allow forward references) */ - - if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) != - ACPI_PARSE_EXECUTE) { - status = AE_OK; - } - - /* 2) not_found during a cond_ref_of(x) is ok by definition */ - - else if (walk_state->op->common.aml_opcode == - AML_COND_REF_OF_OP) { - status = AE_OK; - } - - /* - * 3) not_found while building a Package is ok at this point, we - * may flag as an error later if slack mode is not enabled. - * (Some ASL code depends on allowing this behavior) - */ - else if ((arg->common.parent) && - ((arg->common.parent->common.aml_opcode == - AML_PACKAGE_OP) - || (arg->common.parent->common.aml_opcode == - AML_VAR_PACKAGE_OP))) { - status = AE_OK; - } - } - - /* Final exception check (may have been changed from code above) */ - - if (ACPI_FAILURE(status)) { - ACPI_ERROR_NAMESPACE(path, status); - - if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == - ACPI_PARSE_EXECUTE) { - - /* Report a control method execution error */ - - status = acpi_ds_method_error(status, walk_state); - } - } - - /* Save the namepath */ - - arg->common.value.name = path; - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_simple_arg - * - * PARAMETERS: parser_state - Current parser state object - * arg_type - The argument type (AML_*_ARG) - * Arg - Where the argument is returned - * - * RETURN: None - * - * DESCRIPTION: Get the next simple argument (constant, string, or namestring) - * - ******************************************************************************/ - -void -acpi_ps_get_next_simple_arg(struct acpi_parse_state *parser_state, - u32 arg_type, union acpi_parse_object *arg) -{ - u32 length; - u16 opcode; - u8 *aml = parser_state->aml; - - ACPI_FUNCTION_TRACE_U32(ps_get_next_simple_arg, arg_type); - - switch (arg_type) { - case ARGP_BYTEDATA: - - /* Get 1 byte from the AML stream */ - - opcode = AML_BYTE_OP; - arg->common.value.integer = (acpi_integer) * aml; - length = 1; - break; - - case ARGP_WORDDATA: - - /* Get 2 bytes from the AML stream */ - - opcode = AML_WORD_OP; - ACPI_MOVE_16_TO_64(&arg->common.value.integer, aml); - length = 2; - break; - - case ARGP_DWORDDATA: - - /* Get 4 bytes from the AML stream */ - - opcode = AML_DWORD_OP; - ACPI_MOVE_32_TO_64(&arg->common.value.integer, aml); - length = 4; - break; - - case ARGP_QWORDDATA: - - /* Get 8 bytes from the AML stream */ - - opcode = AML_QWORD_OP; - ACPI_MOVE_64_TO_64(&arg->common.value.integer, aml); - length = 8; - break; - - case ARGP_CHARLIST: - - /* Get a pointer to the string, point past the string */ - - opcode = AML_STRING_OP; - arg->common.value.string = ACPI_CAST_PTR(char, aml); - - /* Find the null terminator */ - - length = 0; - while (aml[length]) { - length++; - } - length++; - break; - - case ARGP_NAME: - case ARGP_NAMESTRING: - - acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); - arg->common.value.name = - acpi_ps_get_next_namestring(parser_state); - return_VOID; - - default: - - ACPI_ERROR((AE_INFO, "Invalid ArgType %X", arg_type)); - return_VOID; - } - - acpi_ps_init_op(arg, opcode); - parser_state->aml += length; - return_VOID; -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_field - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: A newly allocated FIELD op - * - * DESCRIPTION: Get next field (named_field, reserved_field, or access_field) - * - ******************************************************************************/ - -static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state - *parser_state) -{ - u32 aml_offset = (u32) - ACPI_PTR_DIFF(parser_state->aml, - parser_state->aml_start); - union acpi_parse_object *field; - u16 opcode; - u32 name; - - ACPI_FUNCTION_TRACE(ps_get_next_field); - - /* Determine field type */ - - switch (ACPI_GET8(parser_state->aml)) { - default: - - opcode = AML_INT_NAMEDFIELD_OP; - break; - - case 0x00: - - opcode = AML_INT_RESERVEDFIELD_OP; - parser_state->aml++; - break; - - case 0x01: - - opcode = AML_INT_ACCESSFIELD_OP; - parser_state->aml++; - break; - } - - /* Allocate a new field op */ - - field = acpi_ps_alloc_op(opcode); - if (!field) { - return_PTR(NULL); - } - - field->common.aml_offset = aml_offset; - - /* Decode the field type */ - - switch (opcode) { - case AML_INT_NAMEDFIELD_OP: - - /* Get the 4-character name */ - - ACPI_MOVE_32_TO_32(&name, parser_state->aml); - acpi_ps_set_name(field, name); - parser_state->aml += ACPI_NAME_SIZE; - - /* Get the length which is encoded as a package length */ - - field->common.value.size = - acpi_ps_get_next_package_length(parser_state); - break; - - case AML_INT_RESERVEDFIELD_OP: - - /* Get the length which is encoded as a package length */ - - field->common.value.size = - acpi_ps_get_next_package_length(parser_state); - break; - - case AML_INT_ACCESSFIELD_OP: - - /* - * Get access_type and access_attrib and merge into the field Op - * access_type is first operand, access_attribute is second - */ - field->common.value.integer = - (((u32) ACPI_GET8(parser_state->aml) << 8)); - parser_state->aml++; - field->common.value.integer |= ACPI_GET8(parser_state->aml); - parser_state->aml++; - break; - - default: - - /* Opcode was set in previous switch */ - break; - } - - return_PTR(field); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_next_arg - * - * PARAMETERS: walk_state - Current state - * parser_state - Current parser state object - * arg_type - The argument type (AML_*_ARG) - * return_arg - Where the next arg is returned - * - * RETURN: Status, and an op object containing the next argument. - * - * DESCRIPTION: Get next argument (including complex list arguments that require - * pushing the parser stack) - * - ******************************************************************************/ - -acpi_status -acpi_ps_get_next_arg(struct acpi_walk_state *walk_state, - struct acpi_parse_state *parser_state, - u32 arg_type, union acpi_parse_object **return_arg) -{ - union acpi_parse_object *arg = NULL; - union acpi_parse_object *prev = NULL; - union acpi_parse_object *field; - u32 subop; - acpi_status status = AE_OK; - - ACPI_FUNCTION_TRACE_PTR(ps_get_next_arg, parser_state); - - switch (arg_type) { - case ARGP_BYTEDATA: - case ARGP_WORDDATA: - case ARGP_DWORDDATA: - case ARGP_CHARLIST: - case ARGP_NAME: - case ARGP_NAMESTRING: - - /* Constants, strings, and namestrings are all the same size */ - - arg = acpi_ps_alloc_op(AML_BYTE_OP); - if (!arg) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - acpi_ps_get_next_simple_arg(parser_state, arg_type, arg); - break; - - case ARGP_PKGLENGTH: - - /* Package length, nothing returned */ - - parser_state->pkg_end = - acpi_ps_get_next_package_end(parser_state); - break; - - case ARGP_FIELDLIST: - - if (parser_state->aml < parser_state->pkg_end) { - - /* Non-empty list */ - - while (parser_state->aml < parser_state->pkg_end) { - field = acpi_ps_get_next_field(parser_state); - if (!field) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - if (prev) { - prev->common.next = field; - } else { - arg = field; - } - prev = field; - } - - /* Skip to End of byte data */ - - parser_state->aml = parser_state->pkg_end; - } - break; - - case ARGP_BYTELIST: - - if (parser_state->aml < parser_state->pkg_end) { - - /* Non-empty list */ - - arg = acpi_ps_alloc_op(AML_INT_BYTELIST_OP); - if (!arg) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Fill in bytelist data */ - - arg->common.value.size = (u32) - ACPI_PTR_DIFF(parser_state->pkg_end, - parser_state->aml); - arg->named.data = parser_state->aml; - - /* Skip to End of byte data */ - - parser_state->aml = parser_state->pkg_end; - } - break; - - case ARGP_TARGET: - case ARGP_SUPERNAME: - case ARGP_SIMPLENAME: - - subop = acpi_ps_peek_opcode(parser_state); - if (subop == 0 || - acpi_ps_is_leading_char(subop) || - acpi_ps_is_prefix_char(subop)) { - - /* null_name or name_string */ - - arg = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); - if (!arg) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* To support super_name arg of Unload */ - - if (walk_state->opcode == AML_UNLOAD_OP) { - status = - acpi_ps_get_next_namepath(walk_state, - parser_state, arg, - 1); - - /* - * If the super_name arg of Unload is a method call, - * we have restored the AML pointer, just free this Arg - */ - if (arg->common.aml_opcode == - AML_INT_METHODCALL_OP) { - acpi_ps_free_op(arg); - arg = NULL; - } - } else { - status = - acpi_ps_get_next_namepath(walk_state, - parser_state, arg, - 0); - } - } else { - /* Single complex argument, nothing returned */ - - walk_state->arg_count = 1; - } - break; - - case ARGP_DATAOBJ: - case ARGP_TERMARG: - - /* Single complex argument, nothing returned */ - - walk_state->arg_count = 1; - break; - - case ARGP_DATAOBJLIST: - case ARGP_TERMLIST: - case ARGP_OBJLIST: - - if (parser_state->aml < parser_state->pkg_end) { - - /* Non-empty list of variable arguments, nothing returned */ - - walk_state->arg_count = ACPI_VAR_ARGS; - } - break; - - default: - - ACPI_ERROR((AE_INFO, "Invalid ArgType: %X", arg_type)); - status = AE_AML_OPERAND_TYPE; - break; - } - - *return_arg = arg; - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/parser/psloop.c b/drivers/acpi/parser/psloop.c deleted file mode 100644 index fd6648f0d65f..000000000000 --- a/drivers/acpi/parser/psloop.c +++ /dev/null @@ -1,1088 +0,0 @@ -/****************************************************************************** - * - * Module Name: psloop - Main AML parse loop - * - *****************************************************************************/ - -/* - * 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. - */ - -/* - * Parse the AML and build an operation tree as most interpreters, (such as - * Perl) do. Parsing is done by hand rather than with a YACC generated parser - * to tightly constrain stack and dynamic memory usage. Parsing is kept - * flexible and the code fairly compact by parsing based on a list of AML - * opcode templates in aml_op_info[]. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/acdispat.h> -#include <acpi/amlcode.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psloop") - -static u32 acpi_gbl_depth = 0; - -/* Local prototypes */ - -static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state); - -static acpi_status -acpi_ps_build_named_op(struct acpi_walk_state *walk_state, - u8 * aml_op_start, - union acpi_parse_object *unnamed_op, - union acpi_parse_object **op); - -static acpi_status -acpi_ps_create_op(struct acpi_walk_state *walk_state, - u8 * aml_op_start, union acpi_parse_object **new_op); - -static acpi_status -acpi_ps_get_arguments(struct acpi_walk_state *walk_state, - u8 * aml_op_start, union acpi_parse_object *op); - -static acpi_status -acpi_ps_complete_op(struct acpi_walk_state *walk_state, - union acpi_parse_object **op, acpi_status status); - -static acpi_status -acpi_ps_complete_final_op(struct acpi_walk_state *walk_state, - union acpi_parse_object *op, acpi_status status); - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_aml_opcode - * - * PARAMETERS: walk_state - Current state - * - * RETURN: Status - * - * DESCRIPTION: Extract the next AML opcode from the input stream. - * - ******************************************************************************/ - -static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state) -{ - - ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state); - - walk_state->aml_offset = - (u32) ACPI_PTR_DIFF(walk_state->parser_state.aml, - walk_state->parser_state.aml_start); - walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state)); - - /* - * First cut to determine what we have found: - * 1) A valid AML opcode - * 2) A name string - * 3) An unknown/invalid opcode - */ - walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode); - - switch (walk_state->op_info->class) { - case AML_CLASS_ASCII: - case AML_CLASS_PREFIX: - /* - * Starts with a valid prefix or ASCII char, this is a name - * string. Convert the bare name string to a namepath. - */ - walk_state->opcode = AML_INT_NAMEPATH_OP; - walk_state->arg_types = ARGP_NAMESTRING; - break; - - case AML_CLASS_UNKNOWN: - - /* The opcode is unrecognized. Just skip unknown opcodes */ - - ACPI_ERROR((AE_INFO, - "Found unknown opcode %X at AML address %p offset %X, ignoring", - walk_state->opcode, walk_state->parser_state.aml, - walk_state->aml_offset)); - - ACPI_DUMP_BUFFER(walk_state->parser_state.aml, 128); - - /* Assume one-byte bad opcode */ - - walk_state->parser_state.aml++; - return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); - - default: - - /* Found opcode info, this is a normal opcode */ - - walk_state->parser_state.aml += - acpi_ps_get_opcode_size(walk_state->opcode); - walk_state->arg_types = walk_state->op_info->parse_args; - break; - } - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_build_named_op - * - * PARAMETERS: walk_state - Current state - * aml_op_start - Begin of named Op in AML - * unnamed_op - Early Op (not a named Op) - * Op - Returned Op - * - * RETURN: Status - * - * DESCRIPTION: Parse a named Op - * - ******************************************************************************/ - -static acpi_status -acpi_ps_build_named_op(struct acpi_walk_state *walk_state, - u8 * aml_op_start, - union acpi_parse_object *unnamed_op, - union acpi_parse_object **op) -{ - acpi_status status = AE_OK; - union acpi_parse_object *arg = NULL; - - ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state); - - unnamed_op->common.value.arg = NULL; - unnamed_op->common.arg_list_length = 0; - unnamed_op->common.aml_opcode = walk_state->opcode; - - /* - * Get and append arguments until we find the node that contains - * the name (the type ARGP_NAME). - */ - while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) && - (GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) { - status = - acpi_ps_get_next_arg(walk_state, - &(walk_state->parser_state), - GET_CURRENT_ARG_TYPE(walk_state-> - arg_types), &arg); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - acpi_ps_append_arg(unnamed_op, arg); - INCREMENT_ARG_LIST(walk_state->arg_types); - } - - /* - * Make sure that we found a NAME and didn't run out of arguments - */ - if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) { - return_ACPI_STATUS(AE_AML_NO_OPERAND); - } - - /* We know that this arg is a name, move to next arg */ - - INCREMENT_ARG_LIST(walk_state->arg_types); - - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = NULL; - - status = walk_state->descending_callback(walk_state, op); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog")); - return_ACPI_STATUS(status); - } - - if (!*op) { - return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); - } - - status = acpi_ps_next_parse_state(walk_state, *op, status); - if (ACPI_FAILURE(status)) { - if (status == AE_CTRL_PENDING) { - return_ACPI_STATUS(AE_CTRL_PARSE_PENDING); - } - return_ACPI_STATUS(status); - } - - acpi_ps_append_arg(*op, unnamed_op->common.value.arg); - acpi_gbl_depth++; - - if ((*op)->common.aml_opcode == AML_REGION_OP || - (*op)->common.aml_opcode == AML_DATA_REGION_OP) { - /* - * Defer final parsing of an operation_region body, because we don't - * have enough info in the first pass to parse it correctly (i.e., - * there may be method calls within the term_arg elements of the body.) - * - * However, we must continue parsing because the opregion is not a - * standalone package -- we don't know where the end is at this point. - * - * (Length is unknown until parse of the body complete) - */ - (*op)->named.data = aml_op_start; - (*op)->named.length = 0; - } - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_create_op - * - * PARAMETERS: walk_state - Current state - * aml_op_start - Op start in AML - * new_op - Returned Op - * - * RETURN: Status - * - * DESCRIPTION: Get Op from AML - * - ******************************************************************************/ - -static acpi_status -acpi_ps_create_op(struct acpi_walk_state *walk_state, - u8 * aml_op_start, union acpi_parse_object **new_op) -{ - acpi_status status = AE_OK; - union acpi_parse_object *op; - union acpi_parse_object *named_op = NULL; - union acpi_parse_object *parent_scope; - u8 argument_count; - const struct acpi_opcode_info *op_info; - - ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state); - - status = acpi_ps_get_aml_opcode(walk_state); - if (status == AE_CTRL_PARSE_CONTINUE) { - return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); - } - - /* Create Op structure and append to parent's argument list */ - - walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode); - op = acpi_ps_alloc_op(walk_state->opcode); - if (!op) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - if (walk_state->op_info->flags & AML_NAMED) { - status = - acpi_ps_build_named_op(walk_state, aml_op_start, op, - &named_op); - acpi_ps_free_op(op); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - *new_op = named_op; - return_ACPI_STATUS(AE_OK); - } - - /* Not a named opcode, just allocate Op and append to parent */ - - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration - * body_length is unknown until we parse the body - */ - op->named.data = aml_op_start; - op->named.length = 0; - } - - if (walk_state->opcode == AML_BANK_FIELD_OP) { - /* - * Backup to beginning of bank_field declaration - * body_length is unknown until we parse the body - */ - op->named.data = aml_op_start; - op->named.length = 0; - } - - parent_scope = acpi_ps_get_parent_scope(&(walk_state->parser_state)); - acpi_ps_append_arg(parent_scope, op); - - if (parent_scope) { - op_info = - acpi_ps_get_opcode_info(parent_scope->common.aml_opcode); - if (op_info->flags & AML_HAS_TARGET) { - argument_count = - acpi_ps_get_argument_count(op_info->type); - if (parent_scope->common.arg_list_length > - argument_count) { - op->common.flags |= ACPI_PARSEOP_TARGET; - } - } else if (parent_scope->common.aml_opcode == AML_INCREMENT_OP) { - op->common.flags |= ACPI_PARSEOP_TARGET; - } - } - - if (walk_state->descending_callback != NULL) { - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = *new_op = op; - - status = walk_state->descending_callback(walk_state, &op); - status = acpi_ps_next_parse_state(walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_CTRL_PARSE_PENDING; - } - } - - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_arguments - * - * PARAMETERS: walk_state - Current state - * aml_op_start - Op start in AML - * Op - Current Op - * - * RETURN: Status - * - * DESCRIPTION: Get arguments for passed Op. - * - ******************************************************************************/ - -static acpi_status -acpi_ps_get_arguments(struct acpi_walk_state *walk_state, - u8 * aml_op_start, union acpi_parse_object *op) -{ - acpi_status status = AE_OK; - union acpi_parse_object *arg = NULL; - - ACPI_FUNCTION_TRACE_PTR(ps_get_arguments, walk_state); - - switch (op->common.aml_opcode) { - case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ - case AML_WORD_OP: /* AML_WORDDATA_ARG */ - case AML_DWORD_OP: /* AML_DWORDATA_ARG */ - case AML_QWORD_OP: /* AML_QWORDATA_ARG */ - case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ - - /* Fill in constant or string argument directly */ - - acpi_ps_get_next_simple_arg(&(walk_state->parser_state), - GET_CURRENT_ARG_TYPE(walk_state-> - arg_types), - op); - break; - - case AML_INT_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ - - status = - acpi_ps_get_next_namepath(walk_state, - &(walk_state->parser_state), op, - 1); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - walk_state->arg_types = 0; - break; - - default: - /* - * Op is not a constant or string, append each argument to the Op - */ - while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) - && !walk_state->arg_count) { - walk_state->aml_offset = - (u32) ACPI_PTR_DIFF(walk_state->parser_state.aml, - walk_state->parser_state. - aml_start); - - status = - acpi_ps_get_next_arg(walk_state, - &(walk_state->parser_state), - GET_CURRENT_ARG_TYPE - (walk_state->arg_types), &arg); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - if (arg) { - arg->common.aml_offset = walk_state->aml_offset; - acpi_ps_append_arg(op, arg); - } - - INCREMENT_ARG_LIST(walk_state->arg_types); - } - - /* Special processing for certain opcodes */ - - /* TBD (remove): Temporary mechanism to disable this code if needed */ - -#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE - - if ((walk_state->pass_number <= ACPI_IMODE_LOAD_PASS1) && - ((walk_state->parse_flags & ACPI_PARSE_DISASSEMBLE) == 0)) { - /* - * We want to skip If/Else/While constructs during Pass1 because we - * want to actually conditionally execute the code during Pass2. - * - * Except for disassembly, where we always want to walk the - * If/Else/While packages - */ - switch (op->common.aml_opcode) { - case AML_IF_OP: - case AML_ELSE_OP: - case AML_WHILE_OP: - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Pass1: Skipping an If/Else/While body\n")); - - /* Skip body of if/else/while in pass 1 */ - - walk_state->parser_state.aml = - walk_state->parser_state.pkg_end; - walk_state->arg_count = 0; - break; - - default: - break; - } - } -#endif - - switch (op->common.aml_opcode) { - case AML_METHOD_OP: - /* - * Skip parsing of control method because we don't have enough - * info in the first pass to parse it correctly. - * - * Save the length and address of the body - */ - op->named.data = walk_state->parser_state.aml; - op->named.length = (u32) - (walk_state->parser_state.pkg_end - - walk_state->parser_state.aml); - - /* Skip body of method */ - - walk_state->parser_state.aml = - walk_state->parser_state.pkg_end; - walk_state->arg_count = 0; - break; - - case AML_BUFFER_OP: - case AML_PACKAGE_OP: - case AML_VAR_PACKAGE_OP: - - if ((op->common.parent) && - (op->common.parent->common.aml_opcode == - AML_NAME_OP) - && (walk_state->pass_number <= - ACPI_IMODE_LOAD_PASS2)) { - /* - * Skip parsing of Buffers and Packages because we don't have - * enough info in the first pass to parse them correctly. - */ - op->named.data = aml_op_start; - op->named.length = (u32) - (walk_state->parser_state.pkg_end - - aml_op_start); - - /* Skip body */ - - walk_state->parser_state.aml = - walk_state->parser_state.pkg_end; - walk_state->arg_count = 0; - } - break; - - case AML_WHILE_OP: - - if (walk_state->control_state) { - walk_state->control_state->control.package_end = - walk_state->parser_state.pkg_end; - } - break; - - default: - - /* No action for all other opcodes */ - break; - } - - break; - } - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_complete_op - * - * PARAMETERS: walk_state - Current state - * Op - Returned Op - * Status - Parse status before complete Op - * - * RETURN: Status - * - * DESCRIPTION: Complete Op - * - ******************************************************************************/ - -static acpi_status -acpi_ps_complete_op(struct acpi_walk_state *walk_state, - union acpi_parse_object **op, acpi_status status) -{ - acpi_status status2; - - ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state); - - /* - * Finished one argument of the containing scope - */ - walk_state->parser_state.scope->parse_scope.arg_count--; - - /* Close this Op (will result in parse subtree deletion) */ - - status2 = acpi_ps_complete_this_op(walk_state, *op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - - *op = NULL; - - switch (status) { - case AE_OK: - break; - - case AE_CTRL_TRANSFER: - - /* We are about to transfer to a called method */ - - walk_state->prev_op = NULL; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS(status); - - case AE_CTRL_END: - - acpi_ps_pop_scope(&(walk_state->parser_state), op, - &walk_state->arg_types, - &walk_state->arg_count); - - if (*op) { - walk_state->op = *op; - walk_state->op_info = - acpi_ps_get_opcode_info((*op)->common.aml_opcode); - walk_state->opcode = (*op)->common.aml_opcode; - - status = walk_state->ascending_callback(walk_state); - status = - acpi_ps_next_parse_state(walk_state, *op, status); - - status2 = acpi_ps_complete_this_op(walk_state, *op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - } - - status = AE_OK; - break; - - case AE_CTRL_BREAK: - case AE_CTRL_CONTINUE: - - /* Pop off scopes until we find the While */ - - while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) { - acpi_ps_pop_scope(&(walk_state->parser_state), op, - &walk_state->arg_types, - &walk_state->arg_count); - } - - /* Close this iteration of the While loop */ - - walk_state->op = *op; - walk_state->op_info = - acpi_ps_get_opcode_info((*op)->common.aml_opcode); - walk_state->opcode = (*op)->common.aml_opcode; - - status = walk_state->ascending_callback(walk_state); - status = acpi_ps_next_parse_state(walk_state, *op, status); - - status2 = acpi_ps_complete_this_op(walk_state, *op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - - status = AE_OK; - break; - - case AE_CTRL_TERMINATE: - - /* Clean up */ - do { - if (*op) { - status2 = - acpi_ps_complete_this_op(walk_state, *op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - - acpi_ut_delete_generic_state - (acpi_ut_pop_generic_state - (&walk_state->control_state)); - } - - acpi_ps_pop_scope(&(walk_state->parser_state), op, - &walk_state->arg_types, - &walk_state->arg_count); - - } while (*op); - - return_ACPI_STATUS(AE_OK); - - default: /* All other non-AE_OK status */ - - do { - if (*op) { - status2 = - acpi_ps_complete_this_op(walk_state, *op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - } - - acpi_ps_pop_scope(&(walk_state->parser_state), op, - &walk_state->arg_types, - &walk_state->arg_count); - - } while (*op); - -#if 0 - /* - * TBD: Cleanup parse ops on error - */ - if (*op == NULL) { - acpi_ps_pop_scope(parser_state, op, - &walk_state->arg_types, - &walk_state->arg_count); - } -#endif - walk_state->prev_op = NULL; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS(status); - } - - /* This scope complete? */ - - if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) { - acpi_ps_pop_scope(&(walk_state->parser_state), op, - &walk_state->arg_types, - &walk_state->arg_count); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op)); - } else { - *op = NULL; - } - - ACPI_PREEMPTION_POINT(); - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_complete_final_op - * - * PARAMETERS: walk_state - Current state - * Op - Current Op - * Status - Current parse status before complete last - * Op - * - * RETURN: Status - * - * DESCRIPTION: Complete last Op. - * - ******************************************************************************/ - -static acpi_status -acpi_ps_complete_final_op(struct acpi_walk_state *walk_state, - union acpi_parse_object *op, acpi_status status) -{ - acpi_status status2; - - ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state); - - /* - * Complete the last Op (if not completed), and clear the scope stack. - * It is easily possible to end an AML "package" with an unbounded number - * of open scopes (such as when several ASL blocks are closed with - * sequential closing braces). We want to terminate each one cleanly. - */ - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n", - op)); - do { - if (op) { - if (walk_state->ascending_callback != NULL) { - walk_state->op = op; - walk_state->op_info = - acpi_ps_get_opcode_info(op->common. - aml_opcode); - walk_state->opcode = op->common.aml_opcode; - - status = - walk_state->ascending_callback(walk_state); - status = - acpi_ps_next_parse_state(walk_state, op, - status); - if (status == AE_CTRL_PENDING) { - status = - acpi_ps_complete_op(walk_state, &op, - AE_OK); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - } - - if (status == AE_CTRL_TERMINATE) { - status = AE_OK; - - /* Clean up */ - do { - if (op) { - status2 = - acpi_ps_complete_this_op - (walk_state, op); - if (ACPI_FAILURE - (status2)) { - return_ACPI_STATUS - (status2); - } - } - - acpi_ps_pop_scope(& - (walk_state-> - parser_state), - &op, - &walk_state-> - arg_types, - &walk_state-> - arg_count); - - } while (op); - - return_ACPI_STATUS(status); - } - - else if (ACPI_FAILURE(status)) { - - /* First error is most important */ - - (void) - acpi_ps_complete_this_op(walk_state, - op); - return_ACPI_STATUS(status); - } - } - - status2 = acpi_ps_complete_this_op(walk_state, op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - } - - acpi_ps_pop_scope(&(walk_state->parser_state), &op, - &walk_state->arg_types, - &walk_state->arg_count); - - } while (op); - - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_parse_loop - * - * PARAMETERS: walk_state - Current state - * - * RETURN: Status - * - * DESCRIPTION: Parse AML (pointed to by the current parser state) and return - * a tree of ops. - * - ******************************************************************************/ - -acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) -{ - acpi_status status = AE_OK; - union acpi_parse_object *op = NULL; /* current op */ - struct acpi_parse_state *parser_state; - u8 *aml_op_start = NULL; - - ACPI_FUNCTION_TRACE_PTR(ps_parse_loop, walk_state); - - if (walk_state->descending_callback == NULL) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - parser_state = &walk_state->parser_state; - walk_state->arg_types = 0; - -#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) - - if (walk_state->walk_type & ACPI_WALK_METHOD_RESTART) { - - /* We are restarting a preempted control method */ - - if (acpi_ps_has_completed_scope(parser_state)) { - /* - * We must check if a predicate to an IF or WHILE statement - * was just completed - */ - if ((parser_state->scope->parse_scope.op) && - ((parser_state->scope->parse_scope.op->common. - aml_opcode == AML_IF_OP) - || (parser_state->scope->parse_scope.op->common. - aml_opcode == AML_WHILE_OP)) - && (walk_state->control_state) - && (walk_state->control_state->common.state == - ACPI_CONTROL_PREDICATE_EXECUTING)) { - /* - * A predicate was just completed, get the value of the - * predicate and branch based on that value - */ - walk_state->op = NULL; - status = - acpi_ds_get_predicate_value(walk_state, - ACPI_TO_POINTER - (TRUE)); - if (ACPI_FAILURE(status) - && ((status & AE_CODE_MASK) != - AE_CODE_CONTROL)) { - if (status == AE_AML_NO_RETURN_VALUE) { - ACPI_EXCEPTION((AE_INFO, status, - "Invoked method did not return a value")); - - } - - ACPI_EXCEPTION((AE_INFO, status, - "GetPredicate Failed")); - return_ACPI_STATUS(status); - } - - status = - acpi_ps_next_parse_state(walk_state, op, - status); - } - - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Popped scope, Op=%p\n", op)); - } else if (walk_state->prev_op) { - - /* We were in the middle of an op */ - - op = walk_state->prev_op; - walk_state->arg_types = walk_state->prev_arg_types; - } - } -#endif - - /* Iterative parsing loop, while there is more AML to process: */ - - while ((parser_state->aml < parser_state->aml_end) || (op)) { - aml_op_start = parser_state->aml; - if (!op) { - status = - acpi_ps_create_op(walk_state, aml_op_start, &op); - if (ACPI_FAILURE(status)) { - if (status == AE_CTRL_PARSE_CONTINUE) { - continue; - } - - if (status == AE_CTRL_PARSE_PENDING) { - status = AE_OK; - } - - status = - acpi_ps_complete_op(walk_state, &op, - status); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - continue; - } - - op->common.aml_offset = walk_state->aml_offset; - - if (walk_state->op_info) { - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Opcode %4.4X [%s] Op %p Aml %p AmlOffset %5.5X\n", - (u32) op->common.aml_opcode, - walk_state->op_info->name, op, - parser_state->aml, - op->common.aml_offset)); - } - } - - /* - * Start arg_count at zero because we don't know if there are - * any args yet - */ - walk_state->arg_count = 0; - - /* Are there any arguments that must be processed? */ - - if (walk_state->arg_types) { - - /* Get arguments */ - - status = - acpi_ps_get_arguments(walk_state, aml_op_start, op); - if (ACPI_FAILURE(status)) { - status = - acpi_ps_complete_op(walk_state, &op, - status); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - continue; - } - } - - /* Check for arguments that need to be processed */ - - if (walk_state->arg_count) { - /* - * There are arguments (complex ones), push Op and - * prepare for argument - */ - status = acpi_ps_push_scope(parser_state, op, - walk_state->arg_types, - walk_state->arg_count); - if (ACPI_FAILURE(status)) { - status = - acpi_ps_complete_op(walk_state, &op, - status); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - continue; - } - - op = NULL; - continue; - } - - /* - * All arguments have been processed -- Op is complete, - * prepare for next - */ - walk_state->op_info = - acpi_ps_get_opcode_info(op->common.aml_opcode); - if (walk_state->op_info->flags & AML_NAMED) { - if (acpi_gbl_depth) { - acpi_gbl_depth--; - } - - if (op->common.aml_opcode == AML_REGION_OP || - op->common.aml_opcode == AML_DATA_REGION_OP) { - /* - * Skip parsing of control method or opregion body, - * because we don't have enough info in the first pass - * to parse them correctly. - * - * Completed parsing an op_region declaration, we now - * know the length. - */ - op->named.length = - (u32) (parser_state->aml - op->named.data); - } - } - - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration (1 for - * Opcode) - * - * body_length is unknown until we parse the body - */ - op->named.length = - (u32) (parser_state->aml - op->named.data); - } - - if (op->common.aml_opcode == AML_BANK_FIELD_OP) { - /* - * Backup to beginning of bank_field declaration - * - * body_length is unknown until we parse the body - */ - op->named.length = - (u32) (parser_state->aml - op->named.data); - } - - /* This op complete, notify the dispatcher */ - - if (walk_state->ascending_callback != NULL) { - walk_state->op = op; - walk_state->opcode = op->common.aml_opcode; - - status = walk_state->ascending_callback(walk_state); - status = - acpi_ps_next_parse_state(walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - } - } - - status = acpi_ps_complete_op(walk_state, &op, status); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - } /* while parser_state->Aml */ - - status = acpi_ps_complete_final_op(walk_state, op, status); - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/parser/psopcode.c b/drivers/acpi/parser/psopcode.c deleted file mode 100644 index 3693a121b347..000000000000 --- a/drivers/acpi/parser/psopcode.c +++ /dev/null @@ -1,810 +0,0 @@ -/****************************************************************************** - * - * Module Name: psopcode - Parser/Interpreter opcode information table - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/acopcode.h> -#include <acpi/amlcode.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psopcode") - -static const u8 acpi_gbl_argument_count[] = - { 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 6 }; - -/******************************************************************************* - * - * NAME: acpi_gbl_aml_op_info - * - * DESCRIPTION: Opcode table. Each entry contains <opcode, type, name, operands> - * The name is a simple ascii string, the operand specifier is an - * ascii string with one letter per operand. The letter specifies - * the operand type. - * - ******************************************************************************/ - -/* - * Summary of opcode types/flags - * - - Opcodes that have associated namespace objects (AML_NSOBJECT flag) - - AML_SCOPE_OP - AML_DEVICE_OP - AML_THERMAL_ZONE_OP - AML_METHOD_OP - AML_POWER_RES_OP - AML_PROCESSOR_OP - AML_FIELD_OP - AML_INDEX_FIELD_OP - AML_BANK_FIELD_OP - AML_NAME_OP - AML_ALIAS_OP - AML_MUTEX_OP - AML_EVENT_OP - AML_REGION_OP - AML_CREATE_FIELD_OP - AML_CREATE_BIT_FIELD_OP - AML_CREATE_BYTE_FIELD_OP - AML_CREATE_WORD_FIELD_OP - AML_CREATE_DWORD_FIELD_OP - AML_CREATE_QWORD_FIELD_OP - AML_INT_NAMEDFIELD_OP - AML_INT_METHODCALL_OP - AML_INT_NAMEPATH_OP - - Opcodes that are "namespace" opcodes (AML_NSOPCODE flag) - - AML_SCOPE_OP - AML_DEVICE_OP - AML_THERMAL_ZONE_OP - AML_METHOD_OP - AML_POWER_RES_OP - AML_PROCESSOR_OP - AML_FIELD_OP - AML_INDEX_FIELD_OP - AML_BANK_FIELD_OP - AML_NAME_OP - AML_ALIAS_OP - AML_MUTEX_OP - AML_EVENT_OP - AML_REGION_OP - AML_INT_NAMEDFIELD_OP - - Opcodes that have an associated namespace node (AML_NSNODE flag) - - AML_SCOPE_OP - AML_DEVICE_OP - AML_THERMAL_ZONE_OP - AML_METHOD_OP - AML_POWER_RES_OP - AML_PROCESSOR_OP - AML_NAME_OP - AML_ALIAS_OP - AML_MUTEX_OP - AML_EVENT_OP - AML_REGION_OP - AML_CREATE_FIELD_OP - AML_CREATE_BIT_FIELD_OP - AML_CREATE_BYTE_FIELD_OP - AML_CREATE_WORD_FIELD_OP - AML_CREATE_DWORD_FIELD_OP - AML_CREATE_QWORD_FIELD_OP - AML_INT_NAMEDFIELD_OP - AML_INT_METHODCALL_OP - AML_INT_NAMEPATH_OP - - Opcodes that define named ACPI objects (AML_NAMED flag) - - AML_SCOPE_OP - AML_DEVICE_OP - AML_THERMAL_ZONE_OP - AML_METHOD_OP - AML_POWER_RES_OP - AML_PROCESSOR_OP - AML_NAME_OP - AML_ALIAS_OP - AML_MUTEX_OP - AML_EVENT_OP - AML_REGION_OP - AML_INT_NAMEDFIELD_OP - - Opcodes that contain executable AML as part of the definition that - must be deferred until needed - - AML_METHOD_OP - AML_VAR_PACKAGE_OP - AML_CREATE_FIELD_OP - AML_CREATE_BIT_FIELD_OP - AML_CREATE_BYTE_FIELD_OP - AML_CREATE_WORD_FIELD_OP - AML_CREATE_DWORD_FIELD_OP - AML_CREATE_QWORD_FIELD_OP - AML_REGION_OP - AML_BUFFER_OP - - Field opcodes - - AML_CREATE_FIELD_OP - AML_FIELD_OP - AML_INDEX_FIELD_OP - AML_BANK_FIELD_OP - - Field "Create" opcodes - - AML_CREATE_FIELD_OP - AML_CREATE_BIT_FIELD_OP - AML_CREATE_BYTE_FIELD_OP - AML_CREATE_WORD_FIELD_OP - AML_CREATE_DWORD_FIELD_OP - AML_CREATE_QWORD_FIELD_OP - - ******************************************************************************/ - -/* - * Master Opcode information table. A summary of everything we know about each - * opcode, all in one place. - */ -const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = { -/*! [Begin] no source code translation */ -/* Index Name Parser Args Interpreter Args ObjectType Class Type Flags */ - -/* 00 */ ACPI_OP("Zero", ARGP_ZERO_OP, ARGI_ZERO_OP, ACPI_TYPE_INTEGER, - AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), -/* 01 */ ACPI_OP("One", ARGP_ONE_OP, ARGI_ONE_OP, ACPI_TYPE_INTEGER, - AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), -/* 02 */ ACPI_OP("Alias", ARGP_ALIAS_OP, ARGI_ALIAS_OP, - ACPI_TYPE_LOCAL_ALIAS, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_SIMPLE, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 03 */ ACPI_OP("Name", ARGP_NAME_OP, ARGI_NAME_OP, ACPI_TYPE_ANY, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 04 */ ACPI_OP("ByteConst", ARGP_BYTE_OP, ARGI_BYTE_OP, - ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_CONSTANT), -/* 05 */ ACPI_OP("WordConst", ARGP_WORD_OP, ARGI_WORD_OP, - ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_CONSTANT), -/* 06 */ ACPI_OP("DwordConst", ARGP_DWORD_OP, ARGI_DWORD_OP, - ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_CONSTANT), -/* 07 */ ACPI_OP("String", ARGP_STRING_OP, ARGI_STRING_OP, - ACPI_TYPE_STRING, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_CONSTANT), -/* 08 */ ACPI_OP("Scope", ARGP_SCOPE_OP, ARGI_SCOPE_OP, - ACPI_TYPE_LOCAL_SCOPE, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_NO_OBJ, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 09 */ ACPI_OP("Buffer", ARGP_BUFFER_OP, ARGI_BUFFER_OP, - ACPI_TYPE_BUFFER, AML_CLASS_CREATE, - AML_TYPE_CREATE_OBJECT, - AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), -/* 0A */ ACPI_OP("Package", ARGP_PACKAGE_OP, ARGI_PACKAGE_OP, - ACPI_TYPE_PACKAGE, AML_CLASS_CREATE, - AML_TYPE_CREATE_OBJECT, - AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), -/* 0B */ ACPI_OP("Method", ARGP_METHOD_OP, ARGI_METHOD_OP, - ACPI_TYPE_METHOD, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_COMPLEX, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED | AML_DEFER), -/* 0C */ ACPI_OP("Local0", ARGP_LOCAL0, ARGI_LOCAL0, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 0D */ ACPI_OP("Local1", ARGP_LOCAL1, ARGI_LOCAL1, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 0E */ ACPI_OP("Local2", ARGP_LOCAL2, ARGI_LOCAL2, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 0F */ ACPI_OP("Local3", ARGP_LOCAL3, ARGI_LOCAL3, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 10 */ ACPI_OP("Local4", ARGP_LOCAL4, ARGI_LOCAL4, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 11 */ ACPI_OP("Local5", ARGP_LOCAL5, ARGI_LOCAL5, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 12 */ ACPI_OP("Local6", ARGP_LOCAL6, ARGI_LOCAL6, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 13 */ ACPI_OP("Local7", ARGP_LOCAL7, ARGI_LOCAL7, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LOCAL_VARIABLE, 0), -/* 14 */ ACPI_OP("Arg0", ARGP_ARG0, ARGI_ARG0, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 15 */ ACPI_OP("Arg1", ARGP_ARG1, ARGI_ARG1, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 16 */ ACPI_OP("Arg2", ARGP_ARG2, ARGI_ARG2, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 17 */ ACPI_OP("Arg3", ARGP_ARG3, ARGI_ARG3, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 18 */ ACPI_OP("Arg4", ARGP_ARG4, ARGI_ARG4, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 19 */ ACPI_OP("Arg5", ARGP_ARG5, ARGI_ARG5, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 1A */ ACPI_OP("Arg6", ARGP_ARG6, ARGI_ARG6, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_METHOD_ARGUMENT, 0), -/* 1B */ ACPI_OP("Store", ARGP_STORE_OP, ARGI_STORE_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R), -/* 1C */ ACPI_OP("RefOf", ARGP_REF_OF_OP, ARGI_REF_OF_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R), -/* 1D */ ACPI_OP("Add", ARGP_ADD_OP, ARGI_ADD_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 1E */ ACPI_OP("Concatenate", ARGP_CONCAT_OP, ARGI_CONCAT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 1F */ ACPI_OP("Subtract", ARGP_SUBTRACT_OP, ARGI_SUBTRACT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 20 */ ACPI_OP("Increment", ARGP_INCREMENT_OP, ARGI_INCREMENT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 21 */ ACPI_OP("Decrement", ARGP_DECREMENT_OP, ARGI_DECREMENT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 22 */ ACPI_OP("Multiply", ARGP_MULTIPLY_OP, ARGI_MULTIPLY_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 23 */ ACPI_OP("Divide", ARGP_DIVIDE_OP, ARGI_DIVIDE_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_2T_1R, - AML_FLAGS_EXEC_2A_2T_1R | AML_CONSTANT), -/* 24 */ ACPI_OP("ShiftLeft", ARGP_SHIFT_LEFT_OP, ARGI_SHIFT_LEFT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 25 */ ACPI_OP("ShiftRight", ARGP_SHIFT_RIGHT_OP, ARGI_SHIFT_RIGHT_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 26 */ ACPI_OP("And", ARGP_BIT_AND_OP, ARGI_BIT_AND_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 27 */ ACPI_OP("NAnd", ARGP_BIT_NAND_OP, ARGI_BIT_NAND_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 28 */ ACPI_OP("Or", ARGP_BIT_OR_OP, ARGI_BIT_OR_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 29 */ ACPI_OP("NOr", ARGP_BIT_NOR_OP, ARGI_BIT_NOR_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 2A */ ACPI_OP("XOr", ARGP_BIT_XOR_OP, ARGI_BIT_XOR_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 2B */ ACPI_OP("Not", ARGP_BIT_NOT_OP, ARGI_BIT_NOT_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2C */ ACPI_OP("FindSetLeftBit", ARGP_FIND_SET_LEFT_BIT_OP, - ARGI_FIND_SET_LEFT_BIT_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2D */ ACPI_OP("FindSetRightBit", ARGP_FIND_SET_RIGHT_BIT_OP, - ARGI_FIND_SET_RIGHT_BIT_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2E */ ACPI_OP("DerefOf", ARGP_DEREF_OF_OP, ARGI_DEREF_OF_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R), -/* 2F */ ACPI_OP("Notify", ARGP_NOTIFY_OP, ARGI_NOTIFY_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_0T_0R, AML_FLAGS_EXEC_2A_0T_0R), -/* 30 */ ACPI_OP("SizeOf", ARGP_SIZE_OF_OP, ARGI_SIZE_OF_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), -/* 31 */ ACPI_OP("Index", ARGP_INDEX_OP, ARGI_INDEX_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R), -/* 32 */ ACPI_OP("Match", ARGP_MATCH_OP, ARGI_MATCH_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_6A_0T_1R, - AML_FLAGS_EXEC_6A_0T_1R | AML_CONSTANT), -/* 33 */ ACPI_OP("CreateDWordField", ARGP_CREATE_DWORD_FIELD_OP, - ARGI_CREATE_DWORD_FIELD_OP, - ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, - AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_CREATE), -/* 34 */ ACPI_OP("CreateWordField", ARGP_CREATE_WORD_FIELD_OP, - ARGI_CREATE_WORD_FIELD_OP, - ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, - AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_CREATE), -/* 35 */ ACPI_OP("CreateByteField", ARGP_CREATE_BYTE_FIELD_OP, - ARGI_CREATE_BYTE_FIELD_OP, - ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, - AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_CREATE), -/* 36 */ ACPI_OP("CreateBitField", ARGP_CREATE_BIT_FIELD_OP, - ARGI_CREATE_BIT_FIELD_OP, - ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, - AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_CREATE), -/* 37 */ ACPI_OP("ObjectType", ARGP_TYPE_OP, ARGI_TYPE_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), -/* 38 */ ACPI_OP("LAnd", ARGP_LAND_OP, ARGI_LAND_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | AML_CONSTANT), -/* 39 */ ACPI_OP("LOr", ARGP_LOR_OP, ARGI_LOR_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | AML_CONSTANT), -/* 3A */ ACPI_OP("LNot", ARGP_LNOT_OP, ARGI_LNOT_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, - AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 3B */ ACPI_OP("LEqual", ARGP_LEQUAL_OP, ARGI_LEQUAL_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3C */ ACPI_OP("LGreater", ARGP_LGREATER_OP, ARGI_LGREATER_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3D */ ACPI_OP("LLess", ARGP_LLESS_OP, ARGI_LLESS_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3E */ ACPI_OP("If", ARGP_IF_OP, ARGI_IF_OP, ACPI_TYPE_ANY, - AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 3F */ ACPI_OP("Else", ARGP_ELSE_OP, ARGI_ELSE_OP, ACPI_TYPE_ANY, - AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 40 */ ACPI_OP("While", ARGP_WHILE_OP, ARGI_WHILE_OP, ACPI_TYPE_ANY, - AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 41 */ ACPI_OP("Noop", ARGP_NOOP_OP, ARGI_NOOP_OP, ACPI_TYPE_ANY, - AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 42 */ ACPI_OP("Return", ARGP_RETURN_OP, ARGI_RETURN_OP, - ACPI_TYPE_ANY, AML_CLASS_CONTROL, - AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 43 */ ACPI_OP("Break", ARGP_BREAK_OP, ARGI_BREAK_OP, ACPI_TYPE_ANY, - AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 44 */ ACPI_OP("BreakPoint", ARGP_BREAK_POINT_OP, ARGI_BREAK_POINT_OP, - ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 45 */ ACPI_OP("Ones", ARGP_ONES_OP, ARGI_ONES_OP, ACPI_TYPE_INTEGER, - AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), - -/* Prefixed opcodes (Two-byte opcodes with a prefix op) */ - -/* 46 */ ACPI_OP("Mutex", ARGP_MUTEX_OP, ARGI_MUTEX_OP, ACPI_TYPE_MUTEX, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 47 */ ACPI_OP("Event", ARGP_EVENT_OP, ARGI_EVENT_OP, ACPI_TYPE_EVENT, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, - AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 48 */ ACPI_OP("CondRefOf", ARGP_COND_REF_OF_OP, ARGI_COND_REF_OF_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), -/* 49 */ ACPI_OP("CreateField", ARGP_CREATE_FIELD_OP, - ARGI_CREATE_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, - AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_FIELD | AML_CREATE), -/* 4A */ ACPI_OP("Load", ARGP_LOAD_OP, ARGI_LOAD_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_0R, - AML_FLAGS_EXEC_1A_1T_0R), -/* 4B */ ACPI_OP("Stall", ARGP_STALL_OP, ARGI_STALL_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, - AML_FLAGS_EXEC_1A_0T_0R), -/* 4C */ ACPI_OP("Sleep", ARGP_SLEEP_OP, ARGI_SLEEP_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, - AML_FLAGS_EXEC_1A_0T_0R), -/* 4D */ ACPI_OP("Acquire", ARGP_ACQUIRE_OP, ARGI_ACQUIRE_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R), -/* 4E */ ACPI_OP("Signal", ARGP_SIGNAL_OP, ARGI_SIGNAL_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 4F */ ACPI_OP("Wait", ARGP_WAIT_OP, ARGI_WAIT_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, - AML_FLAGS_EXEC_2A_0T_1R), -/* 50 */ ACPI_OP("Reset", ARGP_RESET_OP, ARGI_RESET_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, - AML_FLAGS_EXEC_1A_0T_0R), -/* 51 */ ACPI_OP("Release", ARGP_RELEASE_OP, ARGI_RELEASE_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 52 */ ACPI_OP("FromBCD", ARGP_FROM_BCD_OP, ARGI_FROM_BCD_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 53 */ ACPI_OP("ToBCD", ARGP_TO_BCD_OP, ARGI_TO_BCD_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 54 */ ACPI_OP("Unload", ARGP_UNLOAD_OP, ARGI_UNLOAD_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 55 */ ACPI_OP("Revision", ARGP_REVISION_OP, ARGI_REVISION_OP, - ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, - AML_TYPE_CONSTANT, 0), -/* 56 */ ACPI_OP("Debug", ARGP_DEBUG_OP, ARGI_DEBUG_OP, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_CONSTANT, 0), -/* 57 */ ACPI_OP("Fatal", ARGP_FATAL_OP, ARGI_FATAL_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_0T_0R, - AML_FLAGS_EXEC_3A_0T_0R), -/* 58 */ ACPI_OP("OperationRegion", ARGP_REGION_OP, ARGI_REGION_OP, - ACPI_TYPE_REGION, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_COMPLEX, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED | AML_DEFER), -/* 59 */ ACPI_OP("Field", ARGP_FIELD_OP, ARGI_FIELD_OP, ACPI_TYPE_ANY, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD), -/* 5A */ ACPI_OP("Device", ARGP_DEVICE_OP, ARGI_DEVICE_OP, - ACPI_TYPE_DEVICE, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_NO_OBJ, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 5B */ ACPI_OP("Processor", ARGP_PROCESSOR_OP, ARGI_PROCESSOR_OP, - ACPI_TYPE_PROCESSOR, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_SIMPLE, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 5C */ ACPI_OP("PowerResource", ARGP_POWER_RES_OP, ARGI_POWER_RES_OP, - ACPI_TYPE_POWER, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_SIMPLE, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 5D */ ACPI_OP("ThermalZone", ARGP_THERMAL_ZONE_OP, - ARGI_THERMAL_ZONE_OP, ACPI_TYPE_THERMAL, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED), -/* 5E */ ACPI_OP("IndexField", ARGP_INDEX_FIELD_OP, ARGI_INDEX_FIELD_OP, - ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD), -/* 5F */ ACPI_OP("BankField", ARGP_BANK_FIELD_OP, ARGI_BANK_FIELD_OP, - ACPI_TYPE_LOCAL_BANK_FIELD, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD | - AML_DEFER), - -/* Internal opcodes that map to invalid AML opcodes */ - -/* 60 */ ACPI_OP("LNotEqual", ARGP_LNOTEQUAL_OP, ARGI_LNOTEQUAL_OP, - ACPI_TYPE_ANY, AML_CLASS_INTERNAL, - AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), -/* 61 */ ACPI_OP("LLessEqual", ARGP_LLESSEQUAL_OP, ARGI_LLESSEQUAL_OP, - ACPI_TYPE_ANY, AML_CLASS_INTERNAL, - AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), -/* 62 */ ACPI_OP("LGreaterEqual", ARGP_LGREATEREQUAL_OP, - ARGI_LGREATEREQUAL_OP, ACPI_TYPE_ANY, - AML_CLASS_INTERNAL, AML_TYPE_BOGUS, - AML_HAS_ARGS | AML_CONSTANT), -/* 63 */ ACPI_OP("-NamePath-", ARGP_NAMEPATH_OP, ARGI_NAMEPATH_OP, - ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_NSOBJECT | AML_NSNODE), -/* 64 */ ACPI_OP("-MethodCall-", ARGP_METHODCALL_OP, ARGI_METHODCALL_OP, - ACPI_TYPE_METHOD, AML_CLASS_METHOD_CALL, - AML_TYPE_METHOD_CALL, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE), -/* 65 */ ACPI_OP("-ByteList-", ARGP_BYTELIST_OP, ARGI_BYTELIST_OP, - ACPI_TYPE_ANY, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, 0), -/* 66 */ ACPI_OP("-ReservedField-", ARGP_RESERVEDFIELD_OP, - ARGI_RESERVEDFIELD_OP, ACPI_TYPE_ANY, - AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 67 */ ACPI_OP("-NamedField-", ARGP_NAMEDFIELD_OP, ARGI_NAMEDFIELD_OP, - ACPI_TYPE_ANY, AML_CLASS_INTERNAL, - AML_TYPE_BOGUS, - AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 68 */ ACPI_OP("-AccessField-", ARGP_ACCESSFIELD_OP, - ARGI_ACCESSFIELD_OP, ACPI_TYPE_ANY, - AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 69 */ ACPI_OP("-StaticString", ARGP_STATICSTRING_OP, - ARGI_STATICSTRING_OP, ACPI_TYPE_ANY, - AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 6A */ ACPI_OP("-Return Value-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, - AML_CLASS_RETURN_VALUE, AML_TYPE_RETURN, - AML_HAS_ARGS | AML_HAS_RETVAL), -/* 6B */ ACPI_OP("-UNKNOWN_OP-", ARG_NONE, ARG_NONE, ACPI_TYPE_INVALID, - AML_CLASS_UNKNOWN, AML_TYPE_BOGUS, AML_HAS_ARGS), -/* 6C */ ACPI_OP("-ASCII_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, - AML_CLASS_ASCII, AML_TYPE_BOGUS, AML_HAS_ARGS), -/* 6D */ ACPI_OP("-PREFIX_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, - AML_CLASS_PREFIX, AML_TYPE_BOGUS, AML_HAS_ARGS), - -/* ACPI 2.0 opcodes */ - -/* 6E */ ACPI_OP("QwordConst", ARGP_QWORD_OP, ARGI_QWORD_OP, - ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, - AML_TYPE_LITERAL, AML_CONSTANT), - /* 6F */ ACPI_OP("Package", /* Var */ ARGP_VAR_PACKAGE_OP, - ARGI_VAR_PACKAGE_OP, ACPI_TYPE_PACKAGE, - AML_CLASS_CREATE, AML_TYPE_CREATE_OBJECT, - AML_HAS_ARGS | AML_DEFER), -/* 70 */ ACPI_OP("ConcatenateResTemplate", ARGP_CONCAT_RES_OP, - ARGI_CONCAT_RES_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 71 */ ACPI_OP("Mod", ARGP_MOD_OP, ARGI_MOD_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 72 */ ACPI_OP("CreateQWordField", ARGP_CREATE_QWORD_FIELD_OP, - ARGI_CREATE_QWORD_FIELD_OP, - ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, - AML_TYPE_CREATE_FIELD, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | - AML_DEFER | AML_CREATE), -/* 73 */ ACPI_OP("ToBuffer", ARGP_TO_BUFFER_OP, ARGI_TO_BUFFER_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 74 */ ACPI_OP("ToDecimalString", ARGP_TO_DEC_STR_OP, - ARGI_TO_DEC_STR_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 75 */ ACPI_OP("ToHexString", ARGP_TO_HEX_STR_OP, ARGI_TO_HEX_STR_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 76 */ ACPI_OP("ToInteger", ARGP_TO_INTEGER_OP, ARGI_TO_INTEGER_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, - AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 77 */ ACPI_OP("ToString", ARGP_TO_STRING_OP, ARGI_TO_STRING_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_2A_1T_1R, - AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 78 */ ACPI_OP("CopyObject", ARGP_COPY_OP, ARGI_COPY_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), -/* 79 */ ACPI_OP("Mid", ARGP_MID_OP, ARGI_MID_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_1T_1R, - AML_FLAGS_EXEC_3A_1T_1R | AML_CONSTANT), -/* 7A */ ACPI_OP("Continue", ARGP_CONTINUE_OP, ARGI_CONTINUE_OP, - ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 7B */ ACPI_OP("LoadTable", ARGP_LOAD_TABLE_OP, ARGI_LOAD_TABLE_OP, - ACPI_TYPE_ANY, AML_CLASS_EXECUTE, - AML_TYPE_EXEC_6A_0T_1R, AML_FLAGS_EXEC_6A_0T_1R), -/* 7C */ ACPI_OP("DataTableRegion", ARGP_DATA_REGION_OP, - ARGI_DATA_REGION_OP, ACPI_TYPE_REGION, - AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | - AML_NSNODE | AML_NAMED | AML_DEFER), -/* 7D */ ACPI_OP("[EvalSubTree]", ARGP_SCOPE_OP, ARGI_SCOPE_OP, - ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, - AML_TYPE_NAMED_NO_OBJ, - AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE), - -/* ACPI 3.0 opcodes */ - -/* 7E */ ACPI_OP("Timer", ARGP_TIMER_OP, ARGI_TIMER_OP, ACPI_TYPE_ANY, - AML_CLASS_EXECUTE, AML_TYPE_EXEC_0A_0T_1R, - AML_FLAGS_EXEC_0A_0T_1R) - -/*! [End] no source code translation !*/ -}; - -/* - * This table is directly indexed by the opcodes, and returns an - * index into the table above - */ -static const u8 acpi_gbl_short_op_index[256] = { -/* 0 1 2 3 4 5 6 7 */ -/* 8 9 A B C D E F */ -/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK, -/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK, -/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK, -/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX, -/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D, -/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC, -/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, -/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK, -/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, -/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, -/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30, -/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72, -/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74, -/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A, -/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61, -/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK, -/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45, -}; - -/* - * This table is indexed by the second opcode of the extended opcode - * pair. It returns an index into the opcode table (acpi_gbl_aml_op_info) - */ -static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = { -/* 0 1 2 3 4 5 6 7 */ -/* 8 9 A B C D E F */ -/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK, -/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B, -/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, -/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK, -/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, -/* 0x88 */ 0x7C, -}; - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_opcode_info - * - * PARAMETERS: Opcode - The AML opcode - * - * RETURN: A pointer to the info about the opcode. - * - * DESCRIPTION: Find AML opcode description based on the opcode. - * NOTE: This procedure must ALWAYS return a valid pointer! - * - ******************************************************************************/ - -const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode) -{ - ACPI_FUNCTION_NAME(ps_get_opcode_info); - - /* - * Detect normal 8-bit opcode or extended 16-bit opcode - */ - if (!(opcode & 0xFF00)) { - - /* Simple (8-bit) opcode: 0-255, can't index beyond table */ - - return (&acpi_gbl_aml_op_info - [acpi_gbl_short_op_index[(u8) opcode]]); - } - - if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) && - (((u8) opcode) <= MAX_EXTENDED_OPCODE)) { - - /* Valid extended (16-bit) opcode */ - - return (&acpi_gbl_aml_op_info - [acpi_gbl_long_op_index[(u8) opcode]]); - } - - /* Unknown AML opcode */ - - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, - "Unknown AML opcode [%4.4X]\n", opcode)); - - return (&acpi_gbl_aml_op_info[_UNK]); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_opcode_name - * - * PARAMETERS: Opcode - The AML opcode - * - * RETURN: A pointer to the name of the opcode (ASCII String) - * Note: Never returns NULL. - * - * DESCRIPTION: Translate an opcode into a human-readable string - * - ******************************************************************************/ - -char *acpi_ps_get_opcode_name(u16 opcode) -{ -#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) - - const struct acpi_opcode_info *op; - - op = acpi_ps_get_opcode_info(opcode); - - /* Always guaranteed to return a valid pointer */ - - return (op->name); - -#else - return ("OpcodeName unavailable"); - -#endif -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_argument_count - * - * PARAMETERS: op_type - Type associated with the AML opcode - * - * RETURN: Argument count - * - * DESCRIPTION: Obtain the number of expected arguments for an AML opcode - * - ******************************************************************************/ - -u8 acpi_ps_get_argument_count(u32 op_type) -{ - - if (op_type <= AML_TYPE_EXEC_6A_0T_1R) { - return (acpi_gbl_argument_count[op_type]); - } - - return (0); -} diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c deleted file mode 100644 index 9da48fdb811a..000000000000 --- a/drivers/acpi/parser/psparse.c +++ /dev/null @@ -1,701 +0,0 @@ -/****************************************************************************** - * - * Module Name: psparse - Parser top level AML parse routines - * - *****************************************************************************/ - -/* - * 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. - */ - -/* - * Parse the AML and build an operation tree as most interpreters, - * like Perl, do. Parsing is done by hand rather than with a YACC - * generated parser to tightly constrain stack and dynamic memory - * usage. At the same time, parsing is kept flexible and the code - * fairly compact by parsing based on a list of AML opcode - * templates in aml_op_info[] - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/acdispat.h> -#include <acpi/amlcode.h> -#include <acpi/acnamesp.h> -#include <acpi/acinterp.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psparse") - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_opcode_size - * - * PARAMETERS: Opcode - An AML opcode - * - * RETURN: Size of the opcode, in bytes (1 or 2) - * - * DESCRIPTION: Get the size of the current opcode. - * - ******************************************************************************/ -u32 acpi_ps_get_opcode_size(u32 opcode) -{ - - /* Extended (2-byte) opcode if > 255 */ - - if (opcode > 0x00FF) { - return (2); - } - - /* Otherwise, just a single byte opcode */ - - return (1); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_peek_opcode - * - * PARAMETERS: parser_state - A parser state object - * - * RETURN: Next AML opcode - * - * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) - * - ******************************************************************************/ - -u16 acpi_ps_peek_opcode(struct acpi_parse_state * parser_state) -{ - u8 *aml; - u16 opcode; - - aml = parser_state->aml; - opcode = (u16) ACPI_GET8(aml); - - if (opcode == AML_EXTENDED_OP_PREFIX) { - - /* Extended opcode, get the second opcode byte */ - - aml++; - opcode = (u16) ((opcode << 8) | ACPI_GET8(aml)); - } - - return (opcode); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_complete_this_op - * - * PARAMETERS: walk_state - Current State - * Op - Op to complete - * - * RETURN: Status - * - * DESCRIPTION: Perform any cleanup at the completion of an Op. - * - ******************************************************************************/ - -acpi_status -acpi_ps_complete_this_op(struct acpi_walk_state * walk_state, - union acpi_parse_object * op) -{ - union acpi_parse_object *prev; - union acpi_parse_object *next; - const struct acpi_opcode_info *parent_info; - union acpi_parse_object *replacement_op = NULL; - acpi_status status = AE_OK; - - ACPI_FUNCTION_TRACE_PTR(ps_complete_this_op, op); - - /* Check for null Op, can happen if AML code is corrupt */ - - if (!op) { - return_ACPI_STATUS(AE_OK); /* OK for now */ - } - - /* Delete this op and the subtree below it if asked to */ - - if (((walk_state->parse_flags & ACPI_PARSE_TREE_MASK) != - ACPI_PARSE_DELETE_TREE) - || (walk_state->op_info->class == AML_CLASS_ARGUMENT)) { - return_ACPI_STATUS(AE_OK); - } - - /* Make sure that we only delete this subtree */ - - if (op->common.parent) { - prev = op->common.parent->common.value.arg; - if (!prev) { - - /* Nothing more to do */ - - goto cleanup; - } - - /* - * Check if we need to replace the operator and its subtree - * with a return value op (placeholder op) - */ - parent_info = - acpi_ps_get_opcode_info(op->common.parent->common. - aml_opcode); - - switch (parent_info->class) { - case AML_CLASS_CONTROL: - break; - - case AML_CLASS_CREATE: - - /* - * These opcodes contain term_arg operands. The current - * op must be replaced by a placeholder return op - */ - replacement_op = - acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); - if (!replacement_op) { - status = AE_NO_MEMORY; - } - break; - - case AML_CLASS_NAMED_OBJECT: - - /* - * These opcodes contain term_arg operands. The current - * op must be replaced by a placeholder return op - */ - if ((op->common.parent->common.aml_opcode == - AML_REGION_OP) - || (op->common.parent->common.aml_opcode == - AML_DATA_REGION_OP) - || (op->common.parent->common.aml_opcode == - AML_BUFFER_OP) - || (op->common.parent->common.aml_opcode == - AML_PACKAGE_OP) - || (op->common.parent->common.aml_opcode == - AML_BANK_FIELD_OP) - || (op->common.parent->common.aml_opcode == - AML_VAR_PACKAGE_OP)) { - replacement_op = - acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); - if (!replacement_op) { - status = AE_NO_MEMORY; - } - } else - if ((op->common.parent->common.aml_opcode == - AML_NAME_OP) - && (walk_state->pass_number <= - ACPI_IMODE_LOAD_PASS2)) { - if ((op->common.aml_opcode == AML_BUFFER_OP) - || (op->common.aml_opcode == AML_PACKAGE_OP) - || (op->common.aml_opcode == - AML_VAR_PACKAGE_OP)) { - replacement_op = - acpi_ps_alloc_op(op->common. - aml_opcode); - if (!replacement_op) { - status = AE_NO_MEMORY; - } else { - replacement_op->named.data = - op->named.data; - replacement_op->named.length = - op->named.length; - } - } - } - break; - - default: - - replacement_op = - acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); - if (!replacement_op) { - status = AE_NO_MEMORY; - } - } - - /* We must unlink this op from the parent tree */ - - if (prev == op) { - - /* This op is the first in the list */ - - if (replacement_op) { - replacement_op->common.parent = - op->common.parent; - replacement_op->common.value.arg = NULL; - replacement_op->common.node = op->common.node; - op->common.parent->common.value.arg = - replacement_op; - replacement_op->common.next = op->common.next; - } else { - op->common.parent->common.value.arg = - op->common.next; - } - } - - /* Search the parent list */ - - else - while (prev) { - - /* Traverse all siblings in the parent's argument list */ - - next = prev->common.next; - if (next == op) { - if (replacement_op) { - replacement_op->common.parent = - op->common.parent; - replacement_op->common.value. - arg = NULL; - replacement_op->common.node = - op->common.node; - prev->common.next = - replacement_op; - replacement_op->common.next = - op->common.next; - next = NULL; - } else { - prev->common.next = - op->common.next; - next = NULL; - } - } - prev = next; - } - } - - cleanup: - - /* Now we can actually delete the subtree rooted at Op */ - - acpi_ps_delete_parse_tree(op); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_next_parse_state - * - * PARAMETERS: walk_state - Current state - * Op - Current parse op - * callback_status - Status from previous operation - * - * RETURN: Status - * - * DESCRIPTION: Update the parser state based upon the return exception from - * the parser callback. - * - ******************************************************************************/ - -acpi_status -acpi_ps_next_parse_state(struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - acpi_status callback_status) -{ - struct acpi_parse_state *parser_state = &walk_state->parser_state; - acpi_status status = AE_CTRL_PENDING; - - ACPI_FUNCTION_TRACE_PTR(ps_next_parse_state, op); - - switch (callback_status) { - case AE_CTRL_TERMINATE: - /* - * A control method was terminated via a RETURN statement. - * The walk of this method is complete. - */ - parser_state->aml = parser_state->aml_end; - status = AE_CTRL_TERMINATE; - break; - - case AE_CTRL_BREAK: - - parser_state->aml = walk_state->aml_last_while; - walk_state->control_state->common.value = FALSE; - status = AE_CTRL_BREAK; - break; - - case AE_CTRL_CONTINUE: - - parser_state->aml = walk_state->aml_last_while; - status = AE_CTRL_CONTINUE; - break; - - case AE_CTRL_PENDING: - - parser_state->aml = walk_state->aml_last_while; - break; - -#if 0 - case AE_CTRL_SKIP: - - parser_state->aml = parser_state->scope->parse_scope.pkg_end; - status = AE_OK; - break; -#endif - - case AE_CTRL_TRUE: - /* - * Predicate of an IF was true, and we are at the matching ELSE. - * Just close out this package - */ - parser_state->aml = acpi_ps_get_next_package_end(parser_state); - status = AE_CTRL_PENDING; - break; - - case AE_CTRL_FALSE: - /* - * Either an IF/WHILE Predicate was false or we encountered a BREAK - * opcode. In both cases, we do not execute the rest of the - * package; We simply close out the parent (finishing the walk of - * this branch of the tree) and continue execution at the parent - * level. - */ - parser_state->aml = parser_state->scope->parse_scope.pkg_end; - - /* In the case of a BREAK, just force a predicate (if any) to FALSE */ - - walk_state->control_state->common.value = FALSE; - status = AE_CTRL_END; - break; - - case AE_CTRL_TRANSFER: - - /* A method call (invocation) -- transfer control */ - - status = AE_CTRL_TRANSFER; - walk_state->prev_op = op; - walk_state->method_call_op = op; - walk_state->method_call_node = - (op->common.value.arg)->common.node; - - /* Will return value (if any) be used by the caller? */ - - walk_state->return_used = - acpi_ds_is_result_used(op, walk_state); - break; - - default: - - status = callback_status; - if ((callback_status & AE_CODE_MASK) == AE_CODE_CONTROL) { - status = AE_OK; - } - break; - } - - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_parse_aml - * - * PARAMETERS: walk_state - Current state - * - * - * RETURN: Status - * - * DESCRIPTION: Parse raw AML and return a tree of ops - * - ******************************************************************************/ - -acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) -{ - acpi_status status; - struct acpi_thread_state *thread; - struct acpi_thread_state *prev_walk_list = acpi_gbl_current_walk_list; - struct acpi_walk_state *previous_walk_state; - - ACPI_FUNCTION_TRACE(ps_parse_aml); - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Entered with WalkState=%p Aml=%p size=%X\n", - walk_state, walk_state->parser_state.aml, - walk_state->parser_state.aml_size)); - - if (!walk_state->parser_state.aml) { - return_ACPI_STATUS(AE_NULL_OBJECT); - } - - /* Create and initialize a new thread state */ - - thread = acpi_ut_create_thread_state(); - if (!thread) { - if (walk_state->method_desc) { - - /* Executing a control method - additional cleanup */ - - acpi_ds_terminate_control_method( - walk_state->method_desc, walk_state); - } - - acpi_ds_delete_walk_state(walk_state); - return_ACPI_STATUS(AE_NO_MEMORY); - } - - walk_state->thread = thread; - - /* - * If executing a method, the starting sync_level is this method's - * sync_level - */ - if (walk_state->method_desc) { - walk_state->thread->current_sync_level = - walk_state->method_desc->method.sync_level; - } - - acpi_ds_push_walk_state(walk_state, thread); - - /* - * This global allows the AML debugger to get a handle to the currently - * executing control method. - */ - acpi_gbl_current_walk_list = thread; - - /* - * Execute the walk loop as long as there is a valid Walk State. This - * handles nested control method invocations without recursion. - */ - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "State=%p\n", walk_state)); - - status = AE_OK; - while (walk_state) { - if (ACPI_SUCCESS(status)) { - /* - * The parse_loop executes AML until the method terminates - * or calls another method. - */ - status = acpi_ps_parse_loop(walk_state); - } - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Completed one call to walk loop, %s State=%p\n", - acpi_format_exception(status), walk_state)); - - if (status == AE_CTRL_TRANSFER) { - /* - * A method call was detected. - * Transfer control to the called control method - */ - status = - acpi_ds_call_control_method(thread, walk_state, - NULL); - if (ACPI_FAILURE(status)) { - status = - acpi_ds_method_error(status, walk_state); - } - - /* - * If the transfer to the new method method call worked, a new walk - * state was created -- get it - */ - walk_state = acpi_ds_get_current_walk_state(thread); - continue; - } else if (status == AE_CTRL_TERMINATE) { - status = AE_OK; - } else if ((status != AE_OK) && (walk_state->method_desc)) { - - /* Either the method parse or actual execution failed */ - - ACPI_ERROR_METHOD("Method parse/execution failed", - walk_state->method_node, NULL, - status); - - /* Check for possible multi-thread reentrancy problem */ - - if ((status == AE_ALREADY_EXISTS) && - (!walk_state->method_desc->method.mutex)) { - ACPI_INFO((AE_INFO, - "Marking method %4.4s as Serialized because of AE_ALREADY_EXISTS error", - walk_state->method_node->name. - ascii)); - - /* - * Method tried to create an object twice. The probable cause is - * that the method cannot handle reentrancy. - * - * The method is marked not_serialized, but it tried to create - * a named object, causing the second thread entrance to fail. - * Workaround this problem by marking the method permanently - * as Serialized. - */ - walk_state->method_desc->method.method_flags |= - AML_METHOD_SERIALIZED; - walk_state->method_desc->method.sync_level = 0; - } - } - - /* We are done with this walk, move on to the parent if any */ - - walk_state = acpi_ds_pop_walk_state(thread); - - /* Reset the current scope to the beginning of scope stack */ - - acpi_ds_scope_stack_clear(walk_state); - - /* - * If we just returned from the execution of a control method or if we - * encountered an error during the method parse phase, there's lots of - * cleanup to do - */ - if (((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == - ACPI_PARSE_EXECUTE) || (ACPI_FAILURE(status))) { - acpi_ds_terminate_control_method(walk_state-> - method_desc, - walk_state); - } - - /* Delete this walk state and all linked control states */ - - acpi_ps_cleanup_scope(&walk_state->parser_state); - previous_walk_state = walk_state; - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "ReturnValue=%p, ImplicitValue=%p State=%p\n", - walk_state->return_desc, - walk_state->implicit_return_obj, walk_state)); - - /* Check if we have restarted a preempted walk */ - - walk_state = acpi_ds_get_current_walk_state(thread); - if (walk_state) { - if (ACPI_SUCCESS(status)) { - /* - * There is another walk state, restart it. - * If the method return value is not used by the parent, - * The object is deleted - */ - if (!previous_walk_state->return_desc) { - /* - * In slack mode execution, if there is no return value - * we should implicitly return zero (0) as a default value. - */ - if (acpi_gbl_enable_interpreter_slack && - !previous_walk_state-> - implicit_return_obj) { - previous_walk_state-> - implicit_return_obj = - acpi_ut_create_internal_object - (ACPI_TYPE_INTEGER); - if (!previous_walk_state-> - implicit_return_obj) { - return_ACPI_STATUS - (AE_NO_MEMORY); - } - - previous_walk_state-> - implicit_return_obj-> - integer.value = 0; - } - - /* Restart the calling control method */ - - status = - acpi_ds_restart_control_method - (walk_state, - previous_walk_state-> - implicit_return_obj); - } else { - /* - * We have a valid return value, delete any implicit - * return value. - */ - acpi_ds_clear_implicit_return - (previous_walk_state); - - status = - acpi_ds_restart_control_method - (walk_state, - previous_walk_state->return_desc); - } - if (ACPI_SUCCESS(status)) { - walk_state->walk_type |= - ACPI_WALK_METHOD_RESTART; - } - } else { - /* On error, delete any return object or implicit return */ - - acpi_ut_remove_reference(previous_walk_state-> - return_desc); - acpi_ds_clear_implicit_return - (previous_walk_state); - } - } - - /* - * Just completed a 1st-level method, save the final internal return - * value (if any) - */ - else if (previous_walk_state->caller_return_desc) { - if (previous_walk_state->implicit_return_obj) { - *(previous_walk_state->caller_return_desc) = - previous_walk_state->implicit_return_obj; - } else { - /* NULL if no return value */ - - *(previous_walk_state->caller_return_desc) = - previous_walk_state->return_desc; - } - } else { - if (previous_walk_state->return_desc) { - - /* Caller doesn't want it, must delete it */ - - acpi_ut_remove_reference(previous_walk_state-> - return_desc); - } - if (previous_walk_state->implicit_return_obj) { - - /* Caller doesn't want it, must delete it */ - - acpi_ut_remove_reference(previous_walk_state-> - implicit_return_obj); - } - } - - acpi_ds_delete_walk_state(previous_walk_state); - } - - /* Normal exit */ - - acpi_ex_release_all_mutexes(thread); - acpi_ut_delete_generic_state(ACPI_CAST_PTR - (union acpi_generic_state, thread)); - acpi_gbl_current_walk_list = prev_walk_list; - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/parser/psscope.c b/drivers/acpi/parser/psscope.c deleted file mode 100644 index 22929ca1ffe4..000000000000 --- a/drivers/acpi/parser/psscope.c +++ /dev/null @@ -1,265 +0,0 @@ -/****************************************************************************** - * - * Module Name: psscope - Parser scope stack management routines - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psscope") - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_parent_scope - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: Pointer to an Op object - * - * DESCRIPTION: Get parent of current op being parsed - * - ******************************************************************************/ -union acpi_parse_object *acpi_ps_get_parent_scope(struct acpi_parse_state - *parser_state) -{ - - return (parser_state->scope->parse_scope.op); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_has_completed_scope - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: Boolean, TRUE = scope completed. - * - * DESCRIPTION: Is parsing of current argument complete? Determined by - * 1) AML pointer is at or beyond the end of the scope - * 2) The scope argument count has reached zero. - * - ******************************************************************************/ - -u8 acpi_ps_has_completed_scope(struct acpi_parse_state * parser_state) -{ - - return ((u8) - ((parser_state->aml >= parser_state->scope->parse_scope.arg_end - || !parser_state->scope->parse_scope.arg_count))); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_init_scope - * - * PARAMETERS: parser_state - Current parser state object - * Root - the Root Node of this new scope - * - * RETURN: Status - * - * DESCRIPTION: Allocate and init a new scope object - * - ******************************************************************************/ - -acpi_status -acpi_ps_init_scope(struct acpi_parse_state * parser_state, - union acpi_parse_object * root_op) -{ - union acpi_generic_state *scope; - - ACPI_FUNCTION_TRACE_PTR(ps_init_scope, root_op); - - scope = acpi_ut_create_generic_state(); - if (!scope) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - scope->common.descriptor_type = ACPI_DESC_TYPE_STATE_RPSCOPE; - scope->parse_scope.op = root_op; - scope->parse_scope.arg_count = ACPI_VAR_ARGS; - scope->parse_scope.arg_end = parser_state->aml_end; - scope->parse_scope.pkg_end = parser_state->aml_end; - - parser_state->scope = scope; - parser_state->start_op = root_op; - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_push_scope - * - * PARAMETERS: parser_state - Current parser state object - * Op - Current op to be pushed - * remaining_args - List of args remaining - * arg_count - Fixed or variable number of args - * - * RETURN: Status - * - * DESCRIPTION: Push current op to begin parsing its argument - * - ******************************************************************************/ - -acpi_status -acpi_ps_push_scope(struct acpi_parse_state *parser_state, - union acpi_parse_object *op, - u32 remaining_args, u32 arg_count) -{ - union acpi_generic_state *scope; - - ACPI_FUNCTION_TRACE_PTR(ps_push_scope, op); - - scope = acpi_ut_create_generic_state(); - if (!scope) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - scope->common.descriptor_type = ACPI_DESC_TYPE_STATE_PSCOPE; - scope->parse_scope.op = op; - scope->parse_scope.arg_list = remaining_args; - scope->parse_scope.arg_count = arg_count; - scope->parse_scope.pkg_end = parser_state->pkg_end; - - /* Push onto scope stack */ - - acpi_ut_push_generic_state(&parser_state->scope, scope); - - if (arg_count == ACPI_VAR_ARGS) { - - /* Multiple arguments */ - - scope->parse_scope.arg_end = parser_state->pkg_end; - } else { - /* Single argument */ - - scope->parse_scope.arg_end = ACPI_TO_POINTER(ACPI_MAX_PTR); - } - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_pop_scope - * - * PARAMETERS: parser_state - Current parser state object - * Op - Where the popped op is returned - * arg_list - Where the popped "next argument" is - * returned - * arg_count - Count of objects in arg_list - * - * RETURN: Status - * - * DESCRIPTION: Return to parsing a previous op - * - ******************************************************************************/ - -void -acpi_ps_pop_scope(struct acpi_parse_state *parser_state, - union acpi_parse_object **op, u32 * arg_list, u32 * arg_count) -{ - union acpi_generic_state *scope = parser_state->scope; - - ACPI_FUNCTION_TRACE(ps_pop_scope); - - /* Only pop the scope if there is in fact a next scope */ - - if (scope->common.next) { - scope = acpi_ut_pop_generic_state(&parser_state->scope); - - /* Return to parsing previous op */ - - *op = scope->parse_scope.op; - *arg_list = scope->parse_scope.arg_list; - *arg_count = scope->parse_scope.arg_count; - parser_state->pkg_end = scope->parse_scope.pkg_end; - - /* All done with this scope state structure */ - - acpi_ut_delete_generic_state(scope); - } else { - /* Empty parse stack, prepare to fetch next opcode */ - - *op = NULL; - *arg_list = 0; - *arg_count = 0; - } - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Popped Op %p Args %X\n", *op, *arg_count)); - return_VOID; -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_cleanup_scope - * - * PARAMETERS: parser_state - Current parser state object - * - * RETURN: None - * - * DESCRIPTION: Destroy available list, remaining stack levels, and return - * root scope - * - ******************************************************************************/ - -void acpi_ps_cleanup_scope(struct acpi_parse_state *parser_state) -{ - union acpi_generic_state *scope; - - ACPI_FUNCTION_TRACE_PTR(ps_cleanup_scope, parser_state); - - if (!parser_state) { - return_VOID; - } - - /* Delete anything on the scope stack */ - - while (parser_state->scope) { - scope = acpi_ut_pop_generic_state(&parser_state->scope); - acpi_ut_delete_generic_state(scope); - } - - return_VOID; -} diff --git a/drivers/acpi/parser/pstree.c b/drivers/acpi/parser/pstree.c deleted file mode 100644 index 8e73fbf00971..000000000000 --- a/drivers/acpi/parser/pstree.c +++ /dev/null @@ -1,312 +0,0 @@ -/****************************************************************************** - * - * Module Name: pstree - Parser op tree manipulation/traversal/search - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/amlcode.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("pstree") - -/* Local prototypes */ -#ifdef ACPI_OBSOLETE_FUNCTIONS -union acpi_parse_object *acpi_ps_get_child(union acpi_parse_object *op); -#endif - -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_arg - * - * PARAMETERS: Op - Get an argument for this op - * Argn - Nth argument to get - * - * RETURN: The argument (as an Op object). NULL if argument does not exist - * - * DESCRIPTION: Get the specified op's argument. - * - ******************************************************************************/ - -union acpi_parse_object *acpi_ps_get_arg(union acpi_parse_object *op, u32 argn) -{ - union acpi_parse_object *arg = NULL; - const struct acpi_opcode_info *op_info; - - ACPI_FUNCTION_ENTRY(); - - /* Get the info structure for this opcode */ - - op_info = acpi_ps_get_opcode_info(op->common.aml_opcode); - if (op_info->class == AML_CLASS_UNKNOWN) { - - /* Invalid opcode or ASCII character */ - - return (NULL); - } - - /* Check if this opcode requires argument sub-objects */ - - if (!(op_info->flags & AML_HAS_ARGS)) { - - /* Has no linked argument objects */ - - return (NULL); - } - - /* Get the requested argument object */ - - arg = op->common.value.arg; - while (arg && argn) { - argn--; - arg = arg->common.next; - } - - return (arg); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_append_arg - * - * PARAMETERS: Op - Append an argument to this Op. - * Arg - Argument Op to append - * - * RETURN: None. - * - * DESCRIPTION: Append an argument to an op's argument list (a NULL arg is OK) - * - ******************************************************************************/ - -void -acpi_ps_append_arg(union acpi_parse_object *op, union acpi_parse_object *arg) -{ - union acpi_parse_object *prev_arg; - const struct acpi_opcode_info *op_info; - - ACPI_FUNCTION_ENTRY(); - - if (!op) { - return; - } - - /* Get the info structure for this opcode */ - - op_info = acpi_ps_get_opcode_info(op->common.aml_opcode); - if (op_info->class == AML_CLASS_UNKNOWN) { - - /* Invalid opcode */ - - ACPI_ERROR((AE_INFO, "Invalid AML Opcode: 0x%2.2X", - op->common.aml_opcode)); - return; - } - - /* Check if this opcode requires argument sub-objects */ - - if (!(op_info->flags & AML_HAS_ARGS)) { - - /* Has no linked argument objects */ - - return; - } - - /* Append the argument to the linked argument list */ - - if (op->common.value.arg) { - - /* Append to existing argument list */ - - prev_arg = op->common.value.arg; - while (prev_arg->common.next) { - prev_arg = prev_arg->common.next; - } - prev_arg->common.next = arg; - } else { - /* No argument list, this will be the first argument */ - - op->common.value.arg = arg; - } - - /* Set the parent in this arg and any args linked after it */ - - while (arg) { - arg->common.parent = op; - arg = arg->common.next; - - op->common.arg_list_length++; - } -} - -#ifdef ACPI_FUTURE_USAGE -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_depth_next - * - * PARAMETERS: Origin - Root of subtree to search - * Op - Last (previous) Op that was found - * - * RETURN: Next Op found in the search. - * - * DESCRIPTION: Get next op in tree (walking the tree in depth-first order) - * Return NULL when reaching "origin" or when walking up from root - * - ******************************************************************************/ - -union acpi_parse_object *acpi_ps_get_depth_next(union acpi_parse_object *origin, - union acpi_parse_object *op) -{ - union acpi_parse_object *next = NULL; - union acpi_parse_object *parent; - union acpi_parse_object *arg; - - ACPI_FUNCTION_ENTRY(); - - if (!op) { - return (NULL); - } - - /* Look for an argument or child */ - - next = acpi_ps_get_arg(op, 0); - if (next) { - return (next); - } - - /* Look for a sibling */ - - next = op->common.next; - if (next) { - return (next); - } - - /* Look for a sibling of parent */ - - parent = op->common.parent; - - while (parent) { - arg = acpi_ps_get_arg(parent, 0); - while (arg && (arg != origin) && (arg != op)) { - arg = arg->common.next; - } - - if (arg == origin) { - - /* Reached parent of origin, end search */ - - return (NULL); - } - - if (parent->common.next) { - - /* Found sibling of parent */ - - return (parent->common.next); - } - - op = parent; - parent = parent->common.parent; - } - - return (next); -} - -#ifdef ACPI_OBSOLETE_FUNCTIONS -/******************************************************************************* - * - * FUNCTION: acpi_ps_get_child - * - * PARAMETERS: Op - Get the child of this Op - * - * RETURN: Child Op, Null if none is found. - * - * DESCRIPTION: Get op's children or NULL if none - * - ******************************************************************************/ - -union acpi_parse_object *acpi_ps_get_child(union acpi_parse_object *op) -{ - union acpi_parse_object *child = NULL; - - ACPI_FUNCTION_ENTRY(); - - switch (op->common.aml_opcode) { - case AML_SCOPE_OP: - case AML_ELSE_OP: - case AML_DEVICE_OP: - case AML_THERMAL_ZONE_OP: - case AML_INT_METHODCALL_OP: - - child = acpi_ps_get_arg(op, 0); - break; - - case AML_BUFFER_OP: - case AML_PACKAGE_OP: - case AML_METHOD_OP: - case AML_IF_OP: - case AML_WHILE_OP: - case AML_FIELD_OP: - - child = acpi_ps_get_arg(op, 1); - break; - - case AML_POWER_RES_OP: - case AML_INDEX_FIELD_OP: - - child = acpi_ps_get_arg(op, 2); - break; - - case AML_PROCESSOR_OP: - case AML_BANK_FIELD_OP: - - child = acpi_ps_get_arg(op, 3); - break; - - default: - /* All others have no children */ - break; - } - - return (child); -} -#endif -#endif /* ACPI_FUTURE_USAGE */ diff --git a/drivers/acpi/parser/psutils.c b/drivers/acpi/parser/psutils.c deleted file mode 100644 index eec7d624db8e..000000000000 --- a/drivers/acpi/parser/psutils.c +++ /dev/null @@ -1,244 +0,0 @@ -/****************************************************************************** - * - * Module Name: psutils - Parser miscellaneous utilities (Parser only) - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/amlcode.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psutils") - -/******************************************************************************* - * - * FUNCTION: acpi_ps_create_scope_op - * - * PARAMETERS: None - * - * RETURN: A new Scope object, null on failure - * - * DESCRIPTION: Create a Scope and associated namepath op with the root name - * - ******************************************************************************/ -union acpi_parse_object *acpi_ps_create_scope_op(void) -{ - union acpi_parse_object *scope_op; - - scope_op = acpi_ps_alloc_op(AML_SCOPE_OP); - if (!scope_op) { - return (NULL); - } - - scope_op->named.name = ACPI_ROOT_NAME; - return (scope_op); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_init_op - * - * PARAMETERS: Op - A newly allocated Op object - * Opcode - Opcode to store in the Op - * - * RETURN: None - * - * DESCRIPTION: Initialize a parse (Op) object - * - ******************************************************************************/ - -void acpi_ps_init_op(union acpi_parse_object *op, u16 opcode) -{ - ACPI_FUNCTION_ENTRY(); - - op->common.descriptor_type = ACPI_DESC_TYPE_PARSER; - op->common.aml_opcode = opcode; - - ACPI_DISASM_ONLY_MEMBERS(ACPI_STRNCPY(op->common.aml_op_name, - (acpi_ps_get_opcode_info - (opcode))->name, - sizeof(op->common.aml_op_name))); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_alloc_op - * - * PARAMETERS: Opcode - Opcode that will be stored in the new Op - * - * RETURN: Pointer to the new Op, null on failure - * - * DESCRIPTION: Allocate an acpi_op, choose op type (and thus size) based on - * opcode. A cache of opcodes is available for the pure - * GENERIC_OP, since this is by far the most commonly used. - * - ******************************************************************************/ - -union acpi_parse_object *acpi_ps_alloc_op(u16 opcode) -{ - union acpi_parse_object *op; - const struct acpi_opcode_info *op_info; - u8 flags = ACPI_PARSEOP_GENERIC; - - ACPI_FUNCTION_ENTRY(); - - op_info = acpi_ps_get_opcode_info(opcode); - - /* Determine type of parse_op required */ - - if (op_info->flags & AML_DEFER) { - flags = ACPI_PARSEOP_DEFERRED; - } else if (op_info->flags & AML_NAMED) { - flags = ACPI_PARSEOP_NAMED; - } else if (opcode == AML_INT_BYTELIST_OP) { - flags = ACPI_PARSEOP_BYTELIST; - } - - /* Allocate the minimum required size object */ - - if (flags == ACPI_PARSEOP_GENERIC) { - - /* The generic op (default) is by far the most common (16 to 1) */ - - op = acpi_os_acquire_object(acpi_gbl_ps_node_cache); - } else { - /* Extended parseop */ - - op = acpi_os_acquire_object(acpi_gbl_ps_node_ext_cache); - } - - /* Initialize the Op */ - - if (op) { - acpi_ps_init_op(op, opcode); - op->common.flags = flags; - } - - return (op); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_free_op - * - * PARAMETERS: Op - Op to be freed - * - * RETURN: None. - * - * DESCRIPTION: Free an Op object. Either put it on the GENERIC_OP cache list - * or actually free it. - * - ******************************************************************************/ - -void acpi_ps_free_op(union acpi_parse_object *op) -{ - ACPI_FUNCTION_NAME(ps_free_op); - - if (op->common.aml_opcode == AML_INT_RETURN_VALUE_OP) { - ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "Free retval op: %p\n", - op)); - } - - if (op->common.flags & ACPI_PARSEOP_GENERIC) { - (void)acpi_os_release_object(acpi_gbl_ps_node_cache, op); - } else { - (void)acpi_os_release_object(acpi_gbl_ps_node_ext_cache, op); - } -} - -/******************************************************************************* - * - * FUNCTION: Utility functions - * - * DESCRIPTION: Low level character and object functions - * - ******************************************************************************/ - -/* - * Is "c" a namestring lead character? - */ -u8 acpi_ps_is_leading_char(u32 c) -{ - return ((u8) (c == '_' || (c >= 'A' && c <= 'Z'))); -} - -/* - * Is "c" a namestring prefix character? - */ -u8 acpi_ps_is_prefix_char(u32 c) -{ - return ((u8) (c == '\\' || c == '^')); -} - -/* - * Get op's name (4-byte name segment) or 0 if unnamed - */ -#ifdef ACPI_FUTURE_USAGE -u32 acpi_ps_get_name(union acpi_parse_object * op) -{ - - /* The "generic" object has no name associated with it */ - - if (op->common.flags & ACPI_PARSEOP_GENERIC) { - return (0); - } - - /* Only the "Extended" parse objects have a name */ - - return (op->named.name); -} -#endif /* ACPI_FUTURE_USAGE */ - -/* - * Set op's name - */ -void acpi_ps_set_name(union acpi_parse_object *op, u32 name) -{ - - /* The "generic" object has no name associated with it */ - - if (op->common.flags & ACPI_PARSEOP_GENERIC) { - return; - } - - op->named.name = name; -} diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/parser/pswalk.c deleted file mode 100644 index dacc4228ba1a..000000000000 --- a/drivers/acpi/parser/pswalk.c +++ /dev/null @@ -1,110 +0,0 @@ -/****************************************************************************** - * - * Module Name: pswalk - Parser routines to walk parsed op tree(s) - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("pswalk") - -/******************************************************************************* - * - * FUNCTION: acpi_ps_delete_parse_tree - * - * PARAMETERS: subtree_root - Root of tree (or subtree) to delete - * - * RETURN: None - * - * DESCRIPTION: Delete a portion of or an entire parse tree. - * - ******************************************************************************/ -void acpi_ps_delete_parse_tree(union acpi_parse_object *subtree_root) -{ - union acpi_parse_object *op = subtree_root; - union acpi_parse_object *next = NULL; - union acpi_parse_object *parent = NULL; - - ACPI_FUNCTION_TRACE_PTR(ps_delete_parse_tree, subtree_root); - - /* Visit all nodes in the subtree */ - - while (op) { - - /* Check if we are not ascending */ - - if (op != parent) { - - /* Look for an argument or child of the current op */ - - next = acpi_ps_get_arg(op, 0); - if (next) { - - /* Still going downward in tree (Op is not completed yet) */ - - op = next; - continue; - } - } - - /* No more children, this Op is complete. */ - - next = op->common.next; - parent = op->common.parent; - - acpi_ps_free_op(op); - - /* If we are back to the starting point, the walk is complete. */ - - if (op == subtree_root) { - return_VOID; - } - if (next) { - op = next; - } else { - op = parent; - } - } - - return_VOID; -} diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c deleted file mode 100644 index 98c31a893706..000000000000 --- a/drivers/acpi/parser/psxface.c +++ /dev/null @@ -1,385 +0,0 @@ -/****************************************************************************** - * - * Module Name: psxface - Parser external interfaces - * - *****************************************************************************/ - -/* - * 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. - */ - -#include <acpi/acpi.h> -#include <acpi/accommon.h> -#include <acpi/acparser.h> -#include <acpi/acdispat.h> -#include <acpi/acinterp.h> -#include <acpi/amlcode.h> - -#define _COMPONENT ACPI_PARSER -ACPI_MODULE_NAME("psxface") - -/* Local Prototypes */ -static void acpi_ps_start_trace(struct acpi_evaluate_info *info); - -static void acpi_ps_stop_trace(struct acpi_evaluate_info *info); - -static void -acpi_ps_update_parameter_list(struct acpi_evaluate_info *info, u16 action); - -/******************************************************************************* - * - * FUNCTION: acpi_debug_trace - * - * PARAMETERS: method_name - Valid ACPI name string - * debug_level - Optional level mask. 0 to use default - * debug_layer - Optional layer mask. 0 to use default - * Flags - bit 1: one shot(1) or persistent(0) - * - * RETURN: Status - * - * DESCRIPTION: External interface to enable debug tracing during control - * method execution - * - ******************************************************************************/ - -acpi_status -acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags) -{ - acpi_status status; - - status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE(status)) { - return (status); - } - - /* TBDs: Validate name, allow full path or just nameseg */ - - acpi_gbl_trace_method_name = *ACPI_CAST_PTR(u32, name); - acpi_gbl_trace_flags = flags; - - if (debug_level) { - acpi_gbl_trace_dbg_level = debug_level; - } - if (debug_layer) { - acpi_gbl_trace_dbg_layer = debug_layer; - } - - (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - return (AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_start_trace - * - * PARAMETERS: Info - Method info struct - * - * RETURN: None - * - * DESCRIPTION: Start control method execution trace - * - ******************************************************************************/ - -static void acpi_ps_start_trace(struct acpi_evaluate_info *info) -{ - acpi_status status; - - ACPI_FUNCTION_ENTRY(); - - status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE(status)) { - return; - } - - if ((!acpi_gbl_trace_method_name) || - (acpi_gbl_trace_method_name != info->resolved_node->name.integer)) { - goto exit; - } - - acpi_gbl_original_dbg_level = acpi_dbg_level; - acpi_gbl_original_dbg_layer = acpi_dbg_layer; - - acpi_dbg_level = 0x00FFFFFF; - acpi_dbg_layer = ACPI_UINT32_MAX; - - if (acpi_gbl_trace_dbg_level) { - acpi_dbg_level = acpi_gbl_trace_dbg_level; - } - if (acpi_gbl_trace_dbg_layer) { - acpi_dbg_layer = acpi_gbl_trace_dbg_layer; - } - - exit: - (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_stop_trace - * - * PARAMETERS: Info - Method info struct - * - * RETURN: None - * - * DESCRIPTION: Stop control method execution trace - * - ******************************************************************************/ - -static void acpi_ps_stop_trace(struct acpi_evaluate_info *info) -{ - acpi_status status; - - ACPI_FUNCTION_ENTRY(); - - status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE(status)) { - return; - } - - if ((!acpi_gbl_trace_method_name) || - (acpi_gbl_trace_method_name != info->resolved_node->name.integer)) { - goto exit; - } - - /* Disable further tracing if type is one-shot */ - - if (acpi_gbl_trace_flags & 1) { - acpi_gbl_trace_method_name = 0; - acpi_gbl_trace_dbg_level = 0; - acpi_gbl_trace_dbg_layer = 0; - } - - acpi_dbg_level = acpi_gbl_original_dbg_level; - acpi_dbg_layer = acpi_gbl_original_dbg_layer; - - exit: - (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_execute_method - * - * PARAMETERS: Info - Method info block, contains: - * Node - Method Node to execute - * obj_desc - Method object - * Parameters - List of parameters to pass to the method, - * terminated by NULL. Params itself may be - * NULL if no parameters are being passed. - * return_object - Where to put method's return value (if - * any). If NULL, no value is returned. - * parameter_type - Type of Parameter list - * return_object - Where to put method's return value (if - * any). If NULL, no value is returned. - * pass_number - Parse or execute pass - * - * RETURN: Status - * - * DESCRIPTION: Execute a control method - * - ******************************************************************************/ - -acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info) -{ - acpi_status status; - union acpi_parse_object *op; - struct acpi_walk_state *walk_state; - - ACPI_FUNCTION_TRACE(ps_execute_method); - - /* Validate the Info and method Node */ - - if (!info || !info->resolved_node) { - return_ACPI_STATUS(AE_NULL_ENTRY); - } - - /* Init for new method, wait on concurrency semaphore */ - - status = - acpi_ds_begin_method_execution(info->resolved_node, info->obj_desc, - NULL); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * The caller "owns" the parameters, so give each one an extra reference - */ - acpi_ps_update_parameter_list(info, REF_INCREMENT); - - /* Begin tracing if requested */ - - acpi_ps_start_trace(info); - - /* - * Execute the method. Performs parse simultaneously - */ - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "**** Begin Method Parse/Execute [%4.4s] **** Node=%p Obj=%p\n", - info->resolved_node->name.ascii, info->resolved_node, - info->obj_desc)); - - /* Create and init a Root Node */ - - op = acpi_ps_create_scope_op(); - if (!op) { - status = AE_NO_MEMORY; - goto cleanup; - } - - /* Create and initialize a new walk state */ - - info->pass_number = ACPI_IMODE_EXECUTE; - walk_state = - acpi_ds_create_walk_state(info->obj_desc->method.owner_id, NULL, - NULL, NULL); - if (!walk_state) { - status = AE_NO_MEMORY; - goto cleanup; - } - - status = acpi_ds_init_aml_walk(walk_state, op, info->resolved_node, - info->obj_desc->method.aml_start, - info->obj_desc->method.aml_length, info, - info->pass_number); - if (ACPI_FAILURE(status)) { - acpi_ds_delete_walk_state(walk_state); - goto cleanup; - } - - /* Invoke an internal method if necessary */ - - if (info->obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) { - status = info->obj_desc->method.implementation(walk_state); - info->return_object = walk_state->return_desc; - - /* Cleanup states */ - - acpi_ds_scope_stack_clear(walk_state); - acpi_ps_cleanup_scope(&walk_state->parser_state); - acpi_ds_terminate_control_method(walk_state->method_desc, - walk_state); - acpi_ds_delete_walk_state(walk_state); - goto cleanup; - } - - /* - * Start method evaluation with an implicit return of zero. - * This is done for Windows compatibility. - */ - if (acpi_gbl_enable_interpreter_slack) { - walk_state->implicit_return_obj = - acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); - if (!walk_state->implicit_return_obj) { - status = AE_NO_MEMORY; - acpi_ds_delete_walk_state(walk_state); - goto cleanup; - } - - walk_state->implicit_return_obj->integer.value = 0; - } - - /* Parse the AML */ - - status = acpi_ps_parse_aml(walk_state); - - /* walk_state was deleted by parse_aml */ - - cleanup: - acpi_ps_delete_parse_tree(op); - - /* End optional tracing */ - - acpi_ps_stop_trace(info); - - /* Take away the extra reference that we gave the parameters above */ - - acpi_ps_update_parameter_list(info, REF_DECREMENT); - - /* Exit now if error above */ - - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * If the method has returned an object, signal this to the caller with - * a control exception code - */ - if (info->return_object) { - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Method returned ObjDesc=%p\n", - info->return_object)); - ACPI_DUMP_STACK_ENTRY(info->return_object); - - status = AE_CTRL_RETURN_VALUE; - } - - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ps_update_parameter_list - * - * PARAMETERS: Info - See struct acpi_evaluate_info - * (Used: parameter_type and Parameters) - * Action - Add or Remove reference - * - * RETURN: Status - * - * DESCRIPTION: Update reference count on all method parameter objects - * - ******************************************************************************/ - -static void -acpi_ps_update_parameter_list(struct acpi_evaluate_info *info, u16 action) -{ - u32 i; - - if (info->parameters) { - - /* Update reference count for each parameter */ - - for (i = 0; info->parameters[i]; i++) { - - /* Ignore errors, just do them all */ - - (void)acpi_ut_update_object_reference(info-> - parameters[i], - action); - } - } -} |