diff options
Diffstat (limited to 'drivers/acpi/parser')
| -rw-r--r-- | drivers/acpi/parser/psargs.c | 55 | ||||
| -rw-r--r-- | drivers/acpi/parser/psopcode.c | 298 | ||||
| -rw-r--r-- | drivers/acpi/parser/psparse.c | 144 | ||||
| -rw-r--r-- | drivers/acpi/parser/psscope.c | 45 | ||||
| -rw-r--r-- | drivers/acpi/parser/pstree.c | 159 | ||||
| -rw-r--r-- | drivers/acpi/parser/psutils.c | 15 | ||||
| -rw-r--r-- | drivers/acpi/parser/pswalk.c | 11 | ||||
| -rw-r--r-- | drivers/acpi/parser/psxface.c | 21 |
8 files changed, 261 insertions, 487 deletions
diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c index b5d98895f6a..b7ac68cc9e1 100644 --- a/drivers/acpi/parser/psargs.c +++ b/drivers/acpi/parser/psargs.c @@ -50,6 +50,16 @@ #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); + /******************************************************************************* * @@ -64,7 +74,7 @@ * ******************************************************************************/ -u32 +static u32 acpi_ps_get_next_package_length ( struct acpi_parse_state *parser_state) { @@ -78,7 +88,6 @@ acpi_ps_get_next_package_length ( encoded_length = (u32) ACPI_GET8 (parser_state->aml); parser_state->aml++; - switch (encoded_length >> 6) /* bits 6-7 contain encoding scheme */ { case 0: /* 1-byte encoding (bits 0-5) */ @@ -287,13 +296,14 @@ acpi_ps_get_next_namepath ( * parent tree, but don't open a new scope -- we just want to lookup the * object (MUST BE mode EXECUTE to perform upsearch) */ - status = acpi_ns_lookup (&scope_info, path, ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, NULL, &node); + status = acpi_ns_lookup (&scope_info, path, ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, + NULL, &node); if (ACPI_SUCCESS (status) && method_call) { if (node->type == ACPI_TYPE_METHOD) { - /* - * This name is actually a control method invocation - */ + /* 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", @@ -360,7 +370,7 @@ acpi_ps_get_next_namepath ( /* * We got a NOT_FOUND during table load or we encountered * a cond_ref_of(x) where the target does not exist. - * -- either case is ok + * Either case is ok */ status = AE_OK; } @@ -486,12 +496,13 @@ acpi_ps_get_next_simple_arg ( * ******************************************************************************/ -union acpi_parse_object * +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); + u32 aml_offset = (u32) + ACPI_PTR_DIFF (parser_state->aml, + parser_state->aml_start); union acpi_parse_object *field; u16 opcode; u32 name; @@ -500,7 +511,7 @@ acpi_ps_get_next_field ( ACPI_FUNCTION_TRACE ("ps_get_next_field"); - /* determine field type */ + /* Determine field type */ switch (ACPI_GET8 (parser_state->aml)) { default: @@ -521,7 +532,6 @@ acpi_ps_get_next_field ( break; } - /* Allocate a new field op */ field = acpi_ps_alloc_op (opcode); @@ -582,10 +592,10 @@ acpi_ps_get_next_field ( * * FUNCTION: acpi_ps_get_next_arg * - * PARAMETERS: parser_state - Current parser state object + * PARAMETERS: walk_state - Current state + * parser_state - Current parser state object * arg_type - The argument type (AML_*_ARG) - * arg_count - If the argument points to a control method - * the method's argument is returned here. + * return_arg - Where the next arg is returned * * RETURN: Status, and an op object containing the next argument. * @@ -619,7 +629,7 @@ acpi_ps_get_next_arg ( case ARGP_NAME: case ARGP_NAMESTRING: - /* constants, strings, and namestrings are all the same size */ + /* Constants, strings, and namestrings are all the same size */ arg = acpi_ps_alloc_op (AML_BYTE_OP); if (!arg) { @@ -654,7 +664,6 @@ acpi_ps_get_next_arg ( else { arg = field; } - prev = field; } @@ -677,8 +686,8 @@ acpi_ps_get_next_arg ( /* Fill in bytelist data */ - arg->common.value.size = (u32) ACPI_PTR_DIFF (parser_state->pkg_end, - parser_state->aml); + 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 */ @@ -706,7 +715,7 @@ acpi_ps_get_next_arg ( status = acpi_ps_get_next_namepath (walk_state, parser_state, arg, 0); } else { - /* single complex argument, nothing returned */ + /* Single complex argument, nothing returned */ walk_state->arg_count = 1; } @@ -716,7 +725,7 @@ acpi_ps_get_next_arg ( case ARGP_DATAOBJ: case ARGP_TERMARG: - /* single complex argument, nothing returned */ + /* Single complex argument, nothing returned */ walk_state->arg_count = 1; break; @@ -727,7 +736,7 @@ acpi_ps_get_next_arg ( case ARGP_OBJLIST: if (parser_state->aml < parser_state->pkg_end) { - /* non-empty list of variable arguments, nothing returned */ + /* Non-empty list of variable arguments, nothing returned */ walk_state->arg_count = ACPI_VAR_ARGS; } diff --git a/drivers/acpi/parser/psopcode.c b/drivers/acpi/parser/psopcode.c index 03e33fedc11..5744673568c 100644 --- a/drivers/acpi/parser/psopcode.c +++ b/drivers/acpi/parser/psopcode.c @@ -44,6 +44,7 @@ #include <acpi/acpi.h> #include <acpi/acparser.h> +#include <acpi/acopcode.h> #include <acpi/amlcode.h> @@ -51,23 +52,6 @@ ACPI_MODULE_NAME ("psopcode") -#define _UNK 0x6B -/* - * Reserved ASCII characters. Do not use any of these for - * internal opcodes, since they are used to differentiate - * name strings from AML opcodes - */ -#define _ASC 0x6C -#define _NAM 0x6C -#define _PFX 0x6D -#define _UNKNOWN_OPCODE 0x02 /* An example unknown opcode */ - -#define MAX_EXTENDED_OPCODE 0x88 -#define NUM_EXTENDED_OPCODE (MAX_EXTENDED_OPCODE + 1) -#define MAX_INTERNAL_OPCODE -#define NUM_INTERNAL_OPCODE (MAX_INTERNAL_OPCODE + 1) - - /******************************************************************************* * * NAME: acpi_gbl_aml_op_info @@ -79,274 +63,9 @@ * ******************************************************************************/ - -/* - * All AML opcodes and the parse-time arguments for each. Used by the AML parser Each list is compressed - * into a 32-bit number and stored in the master opcode table at the end of this file. - */ - - -#define ARGP_ACCESSFIELD_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_ACQUIRE_OP ARGP_LIST2 (ARGP_SUPERNAME, ARGP_WORDDATA) -#define ARGP_ADD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_ALIAS_OP ARGP_LIST2 (ARGP_NAMESTRING, ARGP_NAME) -#define ARGP_ARG0 ARG_NONE -#define ARGP_ARG1 ARG_NONE -#define ARGP_ARG2 ARG_NONE -#define ARGP_ARG3 ARG_NONE -#define ARGP_ARG4 ARG_NONE -#define ARGP_ARG5 ARG_NONE -#define ARGP_ARG6 ARG_NONE -#define ARGP_BANK_FIELD_OP ARGP_LIST6 (ARGP_PKGLENGTH, ARGP_NAMESTRING, ARGP_NAMESTRING,ARGP_TERMARG, ARGP_BYTEDATA, ARGP_FIELDLIST) -#define ARGP_BIT_AND_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BIT_NAND_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BIT_NOR_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BIT_NOT_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BIT_OR_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BIT_XOR_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_BREAK_OP ARG_NONE -#define ARGP_BREAK_POINT_OP ARG_NONE -#define ARGP_BUFFER_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_TERMARG, ARGP_BYTELIST) -#define ARGP_BYTE_OP ARGP_LIST1 (ARGP_BYTEDATA) -#define ARGP_BYTELIST_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_CONCAT_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_CONCAT_RES_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_COND_REF_OF_OP ARGP_LIST2 (ARGP_SUPERNAME, ARGP_SUPERNAME) -#define ARGP_CONTINUE_OP ARG_NONE -#define ARGP_COPY_OP ARGP_LIST2 (ARGP_SUPERNAME, ARGP_SIMPLENAME) -#define ARGP_CREATE_BIT_FIELD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_CREATE_BYTE_FIELD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_CREATE_DWORD_FIELD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_CREATE_FIELD_OP ARGP_LIST4 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_CREATE_QWORD_FIELD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_CREATE_WORD_FIELD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_NAME) -#define ARGP_DATA_REGION_OP ARGP_LIST4 (ARGP_NAME, ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_DEBUG_OP ARG_NONE -#define ARGP_DECREMENT_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_DEREF_OF_OP ARGP_LIST1 (ARGP_TERMARG) -#define ARGP_DEVICE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_OBJLIST) -#define ARGP_DIVIDE_OP ARGP_LIST4 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET, ARGP_TARGET) -#define ARGP_DWORD_OP ARGP_LIST1 (ARGP_DWORDDATA) -#define ARGP_ELSE_OP ARGP_LIST2 (ARGP_PKGLENGTH, ARGP_TERMLIST) -#define ARGP_EVENT_OP ARGP_LIST1 (ARGP_NAME) -#define ARGP_FATAL_OP ARGP_LIST3 (ARGP_BYTEDATA, ARGP_DWORDDATA, ARGP_TERMARG) -#define ARGP_FIELD_OP ARGP_LIST4 (ARGP_PKGLENGTH, ARGP_NAMESTRING, ARGP_BYTEDATA, ARGP_FIELDLIST) -#define ARGP_FIND_SET_LEFT_BIT_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_FIND_SET_RIGHT_BIT_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_FROM_BCD_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_IF_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_TERMARG, ARGP_TERMLIST) -#define ARGP_INCREMENT_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_INDEX_FIELD_OP ARGP_LIST5 (ARGP_PKGLENGTH, ARGP_NAMESTRING, ARGP_NAMESTRING,ARGP_BYTEDATA, ARGP_FIELDLIST) -#define ARGP_INDEX_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_LAND_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LEQUAL_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LGREATER_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LGREATEREQUAL_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LLESS_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LLESSEQUAL_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LNOT_OP ARGP_LIST1 (ARGP_TERMARG) -#define ARGP_LNOTEQUAL_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LOAD_OP ARGP_LIST2 (ARGP_NAMESTRING, ARGP_SUPERNAME) -#define ARGP_LOAD_TABLE_OP ARGP_LIST6 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_LOCAL0 ARG_NONE -#define ARGP_LOCAL1 ARG_NONE -#define ARGP_LOCAL2 ARG_NONE -#define ARGP_LOCAL3 ARG_NONE -#define ARGP_LOCAL4 ARG_NONE -#define ARGP_LOCAL5 ARG_NONE -#define ARGP_LOCAL6 ARG_NONE -#define ARGP_LOCAL7 ARG_NONE -#define ARGP_LOR_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_MATCH_OP ARGP_LIST6 (ARGP_TERMARG, ARGP_BYTEDATA, ARGP_TERMARG, ARGP_BYTEDATA, ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_METHOD_OP ARGP_LIST4 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_BYTEDATA, ARGP_TERMLIST) -#define ARGP_METHODCALL_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_MID_OP ARGP_LIST4 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_MOD_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_MULTIPLY_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_MUTEX_OP ARGP_LIST2 (ARGP_NAME, ARGP_BYTEDATA) -#define ARGP_NAME_OP ARGP_LIST2 (ARGP_NAME, ARGP_DATAOBJ) -#define ARGP_NAMEDFIELD_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_NAMEPATH_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_NOOP_OP ARG_NONE -#define ARGP_NOTIFY_OP ARGP_LIST2 (ARGP_SUPERNAME, ARGP_TERMARG) -#define ARGP_ONE_OP ARG_NONE -#define ARGP_ONES_OP ARG_NONE -#define ARGP_PACKAGE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_BYTEDATA, ARGP_DATAOBJLIST) -#define ARGP_POWER_RES_OP ARGP_LIST5 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_BYTEDATA, ARGP_WORDDATA, ARGP_OBJLIST) -#define ARGP_PROCESSOR_OP ARGP_LIST6 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_BYTEDATA, ARGP_DWORDDATA, ARGP_BYTEDATA, ARGP_OBJLIST) -#define ARGP_QWORD_OP ARGP_LIST1 (ARGP_QWORDDATA) -#define ARGP_REF_OF_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_REGION_OP ARGP_LIST4 (ARGP_NAME, ARGP_BYTEDATA, ARGP_TERMARG, ARGP_TERMARG) -#define ARGP_RELEASE_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_RESERVEDFIELD_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_RESET_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_RETURN_OP ARGP_LIST1 (ARGP_TERMARG) -#define ARGP_REVISION_OP ARG_NONE -#define ARGP_SCOPE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_TERMLIST) -#define ARGP_SHIFT_LEFT_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_SHIFT_RIGHT_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_SIGNAL_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_SIZE_OF_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_SLEEP_OP ARGP_LIST1 (ARGP_TERMARG) -#define ARGP_STALL_OP ARGP_LIST1 (ARGP_TERMARG) -#define ARGP_STATICSTRING_OP ARGP_LIST1 (ARGP_NAMESTRING) -#define ARGP_STORE_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_SUPERNAME) -#define ARGP_STRING_OP ARGP_LIST1 (ARGP_CHARLIST) -#define ARGP_SUBTRACT_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_THERMAL_ZONE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_NAME, ARGP_OBJLIST) -#define ARGP_TIMER_OP ARG_NONE -#define ARGP_TO_BCD_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TO_BUFFER_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TO_DEC_STR_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TO_HEX_STR_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TO_INTEGER_OP ARGP_LIST2 (ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TO_STRING_OP ARGP_LIST3 (ARGP_TERMARG, ARGP_TERMARG, ARGP_TARGET) -#define ARGP_TYPE_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_UNLOAD_OP ARGP_LIST1 (ARGP_SUPERNAME) -#define ARGP_VAR_PACKAGE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_TERMARG, ARGP_DATAOBJLIST) -#define ARGP_WAIT_OP ARGP_LIST2 (ARGP_SUPERNAME, ARGP_TERMARG) -#define ARGP_WHILE_OP ARGP_LIST3 (ARGP_PKGLENGTH, ARGP_TERMARG, ARGP_TERMLIST) -#define ARGP_WORD_OP ARGP_LIST1 (ARGP_WORDDATA) -#define ARGP_ZERO_OP ARG_NONE - - -/* - * All AML opcodes and the runtime arguments for each. Used by the AML interpreter Each list is compressed - * into a 32-bit number and stored in the master opcode table at the end of this file. - * - * (Used by prep_operands procedure and the ASL Compiler) - */ - - -#define ARGI_ACCESSFIELD_OP ARGI_INVALID_OPCODE -#define ARGI_ACQUIRE_OP ARGI_LIST2 (ARGI_MUTEX, ARGI_INTEGER) -#define ARGI_ADD_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_ALIAS_OP ARGI_INVALID_OPCODE -#define ARGI_ARG0 ARG_NONE -#define ARGI_ARG1 ARG_NONE -#define ARGI_ARG2 ARG_NONE -#define ARGI_ARG3 ARG_NONE -#define ARGI_ARG4 ARG_NONE -#define ARGI_ARG5 ARG_NONE -#define ARGI_ARG6 ARG_NONE -#define ARGI_BANK_FIELD_OP ARGI_INVALID_OPCODE -#define ARGI_BIT_AND_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BIT_NAND_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BIT_NOR_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BIT_NOT_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BIT_OR_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BIT_XOR_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_BREAK_OP ARG_NONE -#define ARGI_BREAK_POINT_OP ARG_NONE -#define ARGI_BUFFER_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_BYTE_OP ARGI_INVALID_OPCODE -#define ARGI_BYTELIST_OP ARGI_INVALID_OPCODE -#define ARGI_CONCAT_OP ARGI_LIST3 (ARGI_COMPUTEDATA,ARGI_COMPUTEDATA, ARGI_TARGETREF) -#define ARGI_CONCAT_RES_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_BUFFER, ARGI_TARGETREF) -#define ARGI_COND_REF_OF_OP ARGI_LIST2 (ARGI_OBJECT_REF, ARGI_TARGETREF) -#define ARGI_CONTINUE_OP ARGI_INVALID_OPCODE -#define ARGI_COPY_OP ARGI_LIST2 (ARGI_ANYTYPE, ARGI_SIMPLE_TARGET) -#define ARGI_CREATE_BIT_FIELD_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_CREATE_BYTE_FIELD_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_CREATE_DWORD_FIELD_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_CREATE_FIELD_OP ARGI_LIST4 (ARGI_BUFFER, ARGI_INTEGER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_CREATE_QWORD_FIELD_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_CREATE_WORD_FIELD_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_REFERENCE) -#define ARGI_DATA_REGION_OP ARGI_LIST3 (ARGI_STRING, ARGI_STRING, ARGI_STRING) -#define ARGI_DEBUG_OP ARG_NONE -#define ARGI_DECREMENT_OP ARGI_LIST1 (ARGI_INTEGER_REF) -#define ARGI_DEREF_OF_OP ARGI_LIST1 (ARGI_REF_OR_STRING) -#define ARGI_DEVICE_OP ARGI_INVALID_OPCODE -#define ARGI_DIVIDE_OP ARGI_LIST4 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF, ARGI_TARGETREF) -#define ARGI_DWORD_OP ARGI_INVALID_OPCODE -#define ARGI_ELSE_OP ARGI_INVALID_OPCODE -#define ARGI_EVENT_OP ARGI_INVALID_OPCODE -#define ARGI_FATAL_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_INTEGER) -#define ARGI_FIELD_OP ARGI_INVALID_OPCODE -#define ARGI_FIND_SET_LEFT_BIT_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_FIND_SET_RIGHT_BIT_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_FROM_BCD_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_IF_OP ARGI_INVALID_OPCODE -#define ARGI_INCREMENT_OP ARGI_LIST1 (ARGI_INTEGER_REF) -#define ARGI_INDEX_FIELD_OP ARGI_INVALID_OPCODE -#define ARGI_INDEX_OP ARGI_LIST3 (ARGI_COMPLEXOBJ, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_LAND_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_INTEGER) -#define ARGI_LEQUAL_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_COMPUTEDATA) -#define ARGI_LGREATER_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_COMPUTEDATA) -#define ARGI_LGREATEREQUAL_OP ARGI_INVALID_OPCODE -#define ARGI_LLESS_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_COMPUTEDATA) -#define ARGI_LLESSEQUAL_OP ARGI_INVALID_OPCODE -#define ARGI_LNOT_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_LNOTEQUAL_OP ARGI_INVALID_OPCODE -#define ARGI_LOAD_OP ARGI_LIST2 (ARGI_REGION_OR_FIELD,ARGI_TARGETREF) -#define ARGI_LOAD_TABLE_OP ARGI_LIST6 (ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_ANYTYPE) -#define ARGI_LOCAL0 ARG_NONE -#define ARGI_LOCAL1 ARG_NONE -#define ARGI_LOCAL2 ARG_NONE -#define ARGI_LOCAL3 ARG_NONE -#define ARGI_LOCAL4 ARG_NONE -#define ARGI_LOCAL5 ARG_NONE -#define ARGI_LOCAL6 ARG_NONE -#define ARGI_LOCAL7 ARG_NONE -#define ARGI_LOR_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_INTEGER) -#define ARGI_MATCH_OP ARGI_LIST6 (ARGI_PACKAGE, ARGI_INTEGER, ARGI_COMPUTEDATA, ARGI_INTEGER,ARGI_COMPUTEDATA,ARGI_INTEGER) -#define ARGI_METHOD_OP ARGI_INVALID_OPCODE -#define ARGI_METHODCALL_OP ARGI_INVALID_OPCODE -#define ARGI_MID_OP ARGI_LIST4 (ARGI_BUFFER_OR_STRING,ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_MOD_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_MULTIPLY_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_MUTEX_OP ARGI_INVALID_OPCODE -#define ARGI_NAME_OP ARGI_INVALID_OPCODE -#define ARGI_NAMEDFIELD_OP ARGI_INVALID_OPCODE -#define ARGI_NAMEPATH_OP ARGI_INVALID_OPCODE -#define ARGI_NOOP_OP ARG_NONE -#define ARGI_NOTIFY_OP ARGI_LIST2 (ARGI_DEVICE_REF, ARGI_INTEGER) -#define ARGI_ONE_OP ARG_NONE -#define ARGI_ONES_OP ARG_NONE -#define ARGI_PACKAGE_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_POWER_RES_OP ARGI_INVALID_OPCODE -#define ARGI_PROCESSOR_OP ARGI_INVALID_OPCODE -#define ARGI_QWORD_OP ARGI_INVALID_OPCODE -#define ARGI_REF_OF_OP ARGI_LIST1 (ARGI_OBJECT_REF) -#define ARGI_REGION_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_INTEGER) -#define ARGI_RELEASE_OP ARGI_LIST1 (ARGI_MUTEX) -#define ARGI_RESERVEDFIELD_OP ARGI_INVALID_OPCODE -#define ARGI_RESET_OP ARGI_LIST1 (ARGI_EVENT) -#define ARGI_RETURN_OP ARGI_INVALID_OPCODE -#define ARGI_REVISION_OP ARG_NONE -#define ARGI_SCOPE_OP ARGI_INVALID_OPCODE -#define ARGI_SHIFT_LEFT_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_SHIFT_RIGHT_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_SIGNAL_OP ARGI_LIST1 (ARGI_EVENT) -#define ARGI_SIZE_OF_OP ARGI_LIST1 (ARGI_DATAOBJECT) -#define ARGI_SLEEP_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_STALL_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_STATICSTRING_OP ARGI_INVALID_OPCODE -#define ARGI_STORE_OP ARGI_LIST2 (ARGI_DATAREFOBJ, ARGI_TARGETREF) -#define ARGI_STRING_OP ARGI_INVALID_OPCODE -#define ARGI_SUBTRACT_OP ARGI_LIST3 (ARGI_INTEGER, ARGI_INTEGER, ARGI_TARGETREF) -#define ARGI_THERMAL_ZONE_OP ARGI_INVALID_OPCODE -#define ARGI_TIMER_OP ARG_NONE -#define ARGI_TO_BCD_OP ARGI_LIST2 (ARGI_INTEGER, ARGI_FIXED_TARGET) -#define ARGI_TO_BUFFER_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_FIXED_TARGET) -#define ARGI_TO_DEC_STR_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_FIXED_TARGET) -#define ARGI_TO_HEX_STR_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_FIXED_TARGET) -#define ARGI_TO_INTEGER_OP ARGI_LIST2 (ARGI_COMPUTEDATA,ARGI_FIXED_TARGET) -#define ARGI_TO_STRING_OP ARGI_LIST3 (ARGI_BUFFER, ARGI_INTEGER, ARGI_FIXED_TARGET) -#define ARGI_TYPE_OP ARGI_LIST1 (ARGI_ANYTYPE) -#define ARGI_UNLOAD_OP ARGI_LIST1 (ARGI_DDBHANDLE) -#define ARGI_VAR_PACKAGE_OP ARGI_LIST1 (ARGI_INTEGER) -#define ARGI_WAIT_OP ARGI_LIST2 (ARGI_EVENT, ARGI_INTEGER) -#define ARGI_WHILE_OP ARGI_INVALID_OPCODE -#define ARGI_WORD_OP ARGI_INVALID_OPCODE -#define ARGI_ZERO_OP ARG_NONE - - /* * Summary of opcode types/flags - */ - -/****************************************************************************** + * Opcodes that have associated namespace objects (AML_NSOBJECT flag) @@ -460,14 +179,13 @@ 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. + * 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 */ @@ -693,8 +411,7 @@ static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = * * PARAMETERS: Opcode - The AML opcode * - * RETURN: A pointer to the info about the opcode. NULL if the opcode was - * not found in the table. + * 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! @@ -731,7 +448,8 @@ acpi_ps_get_opcode_info ( default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown AML opcode [%4.4X]\n", opcode)); + ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, + "Unknown AML opcode [%4.4X]\n", opcode)); break; } diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c index e79edb53cb3..bbfdc1a58c2 100644 --- a/drivers/acpi/parser/psparse.c +++ b/drivers/acpi/parser/psparse.c @@ -64,6 +64,23 @@ static u32 acpi_gbl_depth = 0; +/* Local prototypes */ + +static void +acpi_ps_complete_this_op ( + struct acpi_walk_state *walk_state, + union acpi_parse_object *op); + +static acpi_status +acpi_ps_next_parse_state ( + struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + acpi_status callback_status); + +static acpi_status +acpi_ps_parse_loop ( + struct acpi_walk_state *walk_state); + /******************************************************************************* * @@ -100,7 +117,7 @@ acpi_ps_get_opcode_size ( * * PARAMETERS: parser_state - A parser state object * - * RETURN: Status + * RETURN: Next AML opcode * * DESCRIPTION: Get next AML opcode (without incrementing AML pointer) * @@ -117,7 +134,6 @@ acpi_ps_peek_opcode ( aml = parser_state->aml; opcode = (u16) ACPI_GET8 (aml); - if (opcode == AML_EXTOP) { /* Extended opcode */ @@ -142,7 +158,7 @@ acpi_ps_peek_opcode ( * ******************************************************************************/ -void +static void acpi_ps_complete_this_op ( struct acpi_walk_state *walk_state, union acpi_parse_object *op) @@ -272,7 +288,6 @@ acpi_ps_complete_this_op ( next = NULL; } } - prev = next; } } @@ -280,7 +295,7 @@ acpi_ps_complete_this_op ( cleanup: - /* Now we can actually delete the subtree rooted at op */ + /* Now we can actually delete the subtree rooted at Op */ acpi_ps_delete_parse_tree (op); return_VOID; @@ -291,7 +306,9 @@ cleanup: * * FUNCTION: acpi_ps_next_parse_state * - * PARAMETERS: parser_state - Current parser state object + * PARAMETERS: walk_state - Current state + * Op - Current parse op + * callback_status - Status from previous operation * * RETURN: Status * @@ -300,7 +317,7 @@ cleanup: * ******************************************************************************/ -acpi_status +static acpi_status acpi_ps_next_parse_state ( struct acpi_walk_state *walk_state, union acpi_parse_object *op, @@ -382,9 +399,8 @@ acpi_ps_next_parse_state ( case AE_CTRL_TRANSFER: - /* - * A method call (invocation) -- transfer control - */ + /* A method call (invocation) -- transfer control */ + status = AE_CTRL_TRANSFER; walk_state->prev_op = op; walk_state->method_call_op = op; @@ -397,6 +413,7 @@ acpi_ps_next_parse_state ( default: + status = callback_status; if ((callback_status & AE_CODE_MASK) == AE_CODE_CONTROL) { status = AE_OK; @@ -412,7 +429,7 @@ acpi_ps_next_parse_state ( * * FUNCTION: acpi_ps_parse_loop * - * PARAMETERS: parser_state - Current parser state object + * PARAMETERS: walk_state - Current state * * RETURN: Status * @@ -421,7 +438,7 @@ acpi_ps_next_parse_state ( * ******************************************************************************/ -acpi_status +static acpi_status acpi_ps_parse_loop ( struct acpi_walk_state *walk_state) { @@ -443,6 +460,7 @@ acpi_ps_parse_loop ( 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 */ @@ -471,7 +489,8 @@ acpi_ps_parse_loop ( acpi_format_exception (status))); } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "get_predicate Failed, %s\n", + ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, + "get_predicate Failed, %s\n", acpi_format_exception (status))); return_ACPI_STATUS (status); } @@ -492,16 +511,15 @@ acpi_ps_parse_loop ( } #endif - /* - * Iterative parsing loop, while there is more aml to process: - */ + /* 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) { /* Get the next opcode from the AML stream */ walk_state->aml_offset = (u32) ACPI_PTR_DIFF (parser_state->aml, - parser_state->aml_start); + parser_state->aml_start); walk_state->opcode = acpi_ps_peek_opcode (parser_state); /* @@ -578,8 +596,10 @@ acpi_ps_parse_loop ( INCREMENT_ARG_LIST (walk_state->arg_types); } - /* Make sure that we found a NAME and didn't run out of arguments */ - + /* + * Make sure that we found a NAME and didn't run out of + * arguments + */ if (!GET_CURRENT_ARG_TYPE (walk_state->arg_types)) { status = AE_AML_NO_OPERAND; goto close_this_op; @@ -597,12 +617,13 @@ acpi_ps_parse_loop ( status = walk_state->descending_callback (walk_state, &op); if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "During name lookup/catalog, %s\n", - acpi_format_exception (status))); + ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, + "During name lookup/catalog, %s\n", + acpi_format_exception (status))); goto close_this_op; } - if (op == NULL) { + if (!op) { continue; } @@ -659,7 +680,7 @@ acpi_ps_parse_loop ( if ((walk_state->descending_callback != NULL)) { /* - * Find the object. This will either insert the object into + * Find the object. This will either insert the object into * the namespace or simply look it up */ walk_state->op = op; @@ -688,11 +709,15 @@ acpi_ps_parse_loop ( } - /* Start arg_count at zero because we don't know if there are any args yet */ - + /* + * Start arg_count at zero because we don't know if there are + * any args yet + */ walk_state->arg_count = 0; - if (walk_state->arg_types) /* Are there any arguments that must be processed? */ { + /* Are there any arguments that must be processed? */ + + if (walk_state->arg_types) { /* Get arguments */ switch (op->common.aml_opcode) { @@ -720,14 +745,18 @@ acpi_ps_parse_loop ( default: - /* Op is not a constant or string, append each argument to the Op */ - + /* + * 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 (parser_state->aml, - parser_state->aml_start); + walk_state->aml_offset = (u32) + ACPI_PTR_DIFF (parser_state->aml, parser_state->aml_start); + status = acpi_ps_get_next_arg (walk_state, parser_state, - GET_CURRENT_ARG_TYPE (walk_state->arg_types), &arg); + GET_CURRENT_ARG_TYPE (walk_state->arg_types), + &arg); if (ACPI_FAILURE (status)) { goto close_this_op; } @@ -752,7 +781,8 @@ acpi_ps_parse_loop ( * Save the length and address of the body */ op->named.data = parser_state->aml; - op->named.length = (u32) (parser_state->pkg_end - parser_state->aml); + op->named.length = (u32) (parser_state->pkg_end - + parser_state->aml); /* Skip body of method */ @@ -773,7 +803,8 @@ acpi_ps_parse_loop ( * to parse them correctly. */ op->named.data = aml_op_start; - op->named.length = (u32) (parser_state->pkg_end - aml_op_start); + op->named.length = (u32) (parser_state->pkg_end - + aml_op_start); /* Skip body */ @@ -785,7 +816,8 @@ acpi_ps_parse_loop ( case AML_WHILE_OP: if (walk_state->control_state) { - walk_state->control_state->control.package_end = parser_state->pkg_end; + walk_state->control_state->control.package_end = + parser_state->pkg_end; } break; @@ -801,8 +833,10 @@ acpi_ps_parse_loop ( /* Check for arguments that need to be processed */ if (walk_state->arg_count) { - /* There are arguments (complex ones), push Op and prepare for argument */ - + /* + * 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)) { @@ -812,8 +846,10 @@ acpi_ps_parse_loop ( continue; } - /* All arguments have been processed -- Op is complete, prepare for next */ - + /* + * 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) { @@ -880,9 +916,8 @@ close_this_op: case AE_CTRL_TRANSFER: - /* - * We are about to transfer to a called method. - */ + /* We are about to transfer to a called method. */ + walk_state->prev_op = op; walk_state->prev_arg_types = walk_state->arg_types; return_ACPI_STATUS (status); @@ -1051,10 +1086,7 @@ close_this_op: * * FUNCTION: acpi_ps_parse_aml * - * PARAMETERS: start_scope - The starting point of the parse. Becomes the - * root of the parsed op tree. - * Aml - Pointer to the raw AML code to parse - * aml_size - Length of the AML to parse + * PARAMETERS: walk_state - Current state * * * RETURN: Status @@ -1076,8 +1108,10 @@ acpi_ps_parse_aml ( ACPI_FUNCTION_TRACE ("ps_parse_aml"); - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Entered with walk_state=%p Aml=%p size=%X\n", - walk_state, walk_state->parser_state.aml, walk_state->parser_state.aml_size)); + ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, + "Entered with walk_state=%p Aml=%p size=%X\n", + walk_state, walk_state->parser_state.aml, + walk_state->parser_state.aml_size)); /* Create and initialize a new thread state */ @@ -1142,9 +1176,10 @@ acpi_ps_parse_aml ( if ((status == AE_ALREADY_EXISTS) && (!walk_state->method_desc->method.semaphore)) { /* - * This method is marked not_serialized, but it tried to create a named - * object, causing the second thread entrance to fail. We will workaround - * this by marking the method permanently as Serialized. + * This method is marked not_serialized, but it tried to create + * a named object, causing the second thread entrance to fail. + * We will workaround this by marking the method permanently + * as Serialized. */ walk_state->method_desc->method.method_flags |= AML_METHOD_SERIALIZED; walk_state->method_desc->method.concurrency = 1; @@ -1187,7 +1222,8 @@ acpi_ps_parse_aml ( previous_walk_state = walk_state; - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "return_value=%p, implicit_value=%p State=%p\n", + ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, + "return_value=%p, implicit_value=%p State=%p\n", walk_state->return_desc, walk_state->implicit_return_obj, walk_state)); /* Check if we have restarted a preempted walk */ @@ -1231,12 +1267,14 @@ acpi_ps_parse_aml ( */ 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; + *(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; + *(previous_walk_state->caller_return_desc) = + previous_walk_state->return_desc; } } else { diff --git a/drivers/acpi/parser/psscope.c b/drivers/acpi/parser/psscope.c index dcbed49608b..8dcd1b1e713 100644 --- a/drivers/acpi/parser/psscope.c +++ b/drivers/acpi/parser/psscope.c @@ -65,6 +65,7 @@ union acpi_parse_object * acpi_ps_get_parent_scope ( struct acpi_parse_state *parser_state) { + return (parser_state->scope->parse_scope.op); } @@ -87,8 +88,10 @@ 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))); + + return ((u8) + ((parser_state->aml >= parser_state->scope->parse_scope.arg_end || + !parser_state->scope->parse_scope.arg_count))); } @@ -167,23 +170,23 @@ acpi_ps_push_scope ( return_ACPI_STATUS (AE_NO_MEMORY); } - scope->common.data_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; + scope->common.data_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 */ + /* Multiple arguments */ scope->parse_scope.arg_end = parser_state->pkg_end; } else { - /* single argument */ + /* Single argument */ scope->parse_scope.arg_end = ACPI_TO_POINTER (ACPI_MAX_PTR); } @@ -221,18 +224,17 @@ acpi_ps_pop_scope ( ACPI_FUNCTION_TRACE ("ps_pop_scope"); - /* - * Only pop the scope if there is in fact a next 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; + *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 */ @@ -241,12 +243,13 @@ acpi_ps_pop_scope ( else { /* empty parse stack, prepare to fetch next opcode */ - *op = NULL; - *arg_list = 0; - *arg_count = 0; + *op = NULL; + *arg_list = 0; + *arg_count = 0; } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Popped Op %p Args %X\n", *op, *arg_count)); + ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, + "Popped Op %p Args %X\n", *op, *arg_count)); return_VOID; } @@ -257,7 +260,7 @@ acpi_ps_pop_scope ( * * PARAMETERS: parser_state - Current parser state object * - * RETURN: Status + * RETURN: None * * DESCRIPTION: Destroy available list, remaining stack levels, and return * root scope diff --git a/drivers/acpi/parser/pstree.c b/drivers/acpi/parser/pstree.c index 2140bd1ac10..d5aafe73fca 100644 --- a/drivers/acpi/parser/pstree.c +++ b/drivers/acpi/parser/pstree.c @@ -49,6 +49,14 @@ #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 + /******************************************************************************* * @@ -57,7 +65,7 @@ * 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 + * RETURN: The argument (as an Op object). NULL if argument does not exist * * DESCRIPTION: Get the specified op's argument. * @@ -152,7 +160,6 @@ acpi_ps_append_arg ( return; } - /* Append the argument to the linked argument list */ if (op->common.value.arg) { @@ -164,14 +171,12 @@ acpi_ps_append_arg ( } 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) { @@ -182,73 +187,6 @@ acpi_ps_append_arg ( #ifdef ACPI_FUTURE_USAGE - -/******************************************************************************* - * - * 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); -} - - /******************************************************************************* * * FUNCTION: acpi_ps_get_depth_next @@ -280,21 +218,21 @@ acpi_ps_get_depth_next ( return (NULL); } - /* look for an argument or child */ + /* Look for an argument or child */ next = acpi_ps_get_arg (op, 0); if (next) { return (next); } - /* look for a sibling */ + /* Look for a sibling */ next = op->common.next; if (next) { return (next); } - /* look for a sibling of parent */ + /* Look for a sibling of parent */ parent = op->common.parent; @@ -305,13 +243,13 @@ acpi_ps_get_depth_next ( } if (arg == origin) { - /* reached parent of origin, end search */ + /* Reached parent of origin, end search */ return (NULL); } if (parent->common.next) { - /* found sibling of parent */ + /* Found sibling of parent */ return (parent->common.next); } @@ -323,5 +261,74 @@ acpi_ps_get_depth_next ( 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 index b3597cb19f8..a10f88715d4 100644 --- a/drivers/acpi/parser/psutils.c +++ b/drivers/acpi/parser/psutils.c @@ -45,7 +45,6 @@ #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> -#include <acpi/acnamesp.h> #define _COMPONENT ACPI_PARSER ACPI_MODULE_NAME ("psutils") @@ -57,7 +56,7 @@ * * PARAMETERS: None * - * RETURN: scope_op + * RETURN: A new Scope object, null on failure * * DESCRIPTION: Create a Scope and associated namepath op with the root name * @@ -75,7 +74,6 @@ acpi_ps_create_scope_op ( return (NULL); } - scope_op->named.name = ACPI_ROOT_NAME; return (scope_op); } @@ -88,10 +86,9 @@ acpi_ps_create_scope_op ( * PARAMETERS: Op - A newly allocated Op object * Opcode - Opcode to store in the Op * - * RETURN: Status + * RETURN: None * - * DESCRIPTION: Allocate an acpi_op, choose op type (and thus size) based on - * opcode + * DESCRIPTION: Initialize a parse (Op) object * ******************************************************************************/ @@ -107,7 +104,8 @@ acpi_ps_init_op ( 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))); + (acpi_ps_get_opcode_info (opcode))->name, + sizeof (op->common.aml_op_name))); } @@ -117,7 +115,7 @@ acpi_ps_init_op ( * * PARAMETERS: Opcode - Opcode that will be stored in the new Op * - * RETURN: Pointer to 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 @@ -275,7 +273,6 @@ 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) { diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/parser/pswalk.c index 110d2ce917b..9d20cb2ceb5 100644 --- a/drivers/acpi/parser/pswalk.c +++ b/drivers/acpi/parser/pswalk.c @@ -90,17 +90,15 @@ acpi_ps_delete_parse_tree ( } } - /* - * No more children, this Op is complete. - */ + /* 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 we are back to the starting point, the walk is complete. */ + if (op == subtree_root) { return_VOID; } @@ -111,5 +109,6 @@ acpi_ps_delete_parse_tree ( op = parent; } } + return_VOID; } diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c index b318ad24726..dba893648e8 100644 --- a/drivers/acpi/parser/psxface.c +++ b/drivers/acpi/parser/psxface.c @@ -57,13 +57,16 @@ * * FUNCTION: acpi_psx_execute * - * PARAMETERS: Info->Node - A method object containing both the AML - * address and length. - * **Params - List of parameters to pass to method, + * PARAMETERS: Info - Method info block, contains: + * Node - Method Node to execute + * Parameters - List of parameters to pass to the method, * terminated by NULL. Params itself may be * NULL if no parameters are being passed. - * **return_obj_desc - Return object from execution of the - * method. + * 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. * * RETURN: Status * @@ -196,9 +199,8 @@ acpi_psx_execute ( goto cleanup3; } - /* - * The walk of the parse tree is where we actually execute the method - */ + /* The walk of the parse tree is where we actually execute the method */ + status = acpi_ps_parse_aml (walk_state); goto cleanup2; /* Walk state already deleted */ @@ -217,7 +219,8 @@ cleanup1: for (i = 0; info->parameters[i]; i++) { /* Ignore errors, just do them all */ - (void) acpi_ut_update_object_reference (info->parameters[i], REF_DECREMENT); + (void) acpi_ut_update_object_reference ( + info->parameters[i], REF_DECREMENT); } } |