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ACPICA: Cleanup for internal Reference Object

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Fix some sloppiness in the Reference object. No longer use AML
opcodes to differentiate the types, introduce new reference
Class. Cleanup the debug output code.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore 2008-09-27 11:08:41 +08:00 committed by Len Brown
parent 2425a0967f
commit 1044f1f65b
25 changed files with 310 additions and 292 deletions
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83
drivers/acpi/dispatcher/dsmthdat.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acdispat.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#include <acpi/acinterp.h>
@ -52,11 +51,11 @@ ACPI_MODULE_NAME("dsmthdat")
/* Local prototypes */
static void
acpi_ds_method_data_delete_value(u16 opcode,
acpi_ds_method_data_delete_value(u8 type,
u32 index, struct acpi_walk_state *walk_state);
static acpi_status
acpi_ds_method_data_set_value(u16 opcode,
acpi_ds_method_data_set_value(u8 type,
u32 index,
union acpi_operand_object *object,
struct acpi_walk_state *walk_state);
@ -216,7 +215,7 @@ acpi_ds_method_data_init_args(union acpi_operand_object **params,
* Store the argument in the method/walk descriptor.
* Do not copy the arg in order to implement call by reference
*/
status = acpi_ds_method_data_set_value(AML_ARG_OP, index,
status = acpi_ds_method_data_set_value(ACPI_REFCLASS_ARG, index,
params[index],
walk_state);
if (ACPI_FAILURE(status)) {
@ -234,7 +233,8 @@ acpi_ds_method_data_init_args(union acpi_operand_object **params,
*
* FUNCTION: acpi_ds_method_data_get_node
*
* PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
* PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
* Index - Which Local or Arg whose type to get
* walk_state - Current walk state object
* Node - Where the node is returned.
@ -246,7 +246,7 @@ acpi_ds_method_data_init_args(union acpi_operand_object **params,
******************************************************************************/
acpi_status
acpi_ds_method_data_get_node(u16 opcode,
acpi_ds_method_data_get_node(u8 type,
u32 index,
struct acpi_walk_state *walk_state,
struct acpi_namespace_node **node)
@ -256,8 +256,8 @@ acpi_ds_method_data_get_node(u16 opcode,
/*
* Method Locals and Arguments are supported
*/
switch (opcode) {
case AML_LOCAL_OP:
switch (type) {
case ACPI_REFCLASS_LOCAL:
if (index > ACPI_METHOD_MAX_LOCAL) {
ACPI_ERROR((AE_INFO,
@ -271,7 +271,7 @@ acpi_ds_method_data_get_node(u16 opcode,
*node = &walk_state->local_variables[index];
break;
case AML_ARG_OP:
case ACPI_REFCLASS_ARG:
if (index > ACPI_METHOD_MAX_ARG) {
ACPI_ERROR((AE_INFO,
@ -286,8 +286,8 @@ acpi_ds_method_data_get_node(u16 opcode,
break;
default:
ACPI_ERROR((AE_INFO, "Opcode %d is invalid", opcode));
return_ACPI_STATUS(AE_AML_BAD_OPCODE);
ACPI_ERROR((AE_INFO, "Type %d is invalid", type));
return_ACPI_STATUS(AE_TYPE);
}
return_ACPI_STATUS(AE_OK);
@ -297,7 +297,8 @@ acpi_ds_method_data_get_node(u16 opcode,
*
* FUNCTION: acpi_ds_method_data_set_value
*
* PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
* PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
* Index - Which Local or Arg to get
* Object - Object to be inserted into the stack entry
* walk_state - Current walk state object
@ -310,7 +311,7 @@ acpi_ds_method_data_get_node(u16 opcode,
******************************************************************************/
static acpi_status
acpi_ds_method_data_set_value(u16 opcode,
acpi_ds_method_data_set_value(u8 type,
u32 index,
union acpi_operand_object *object,
struct acpi_walk_state *walk_state)
@ -321,13 +322,13 @@ acpi_ds_method_data_set_value(u16 opcode,
ACPI_FUNCTION_TRACE(ds_method_data_set_value);
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"NewObj %p Opcode %X, Refs=%d [%s]\n", object,
opcode, object->common.reference_count,
"NewObj %p Type %2.2X, Refs=%d [%s]\n", object,
type, object->common.reference_count,
acpi_ut_get_type_name(object->common.type)));
/* Get the namespace node for the arg/local */
status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node);
status = acpi_ds_method_data_get_node(type, index, walk_state, &node);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -350,7 +351,8 @@ acpi_ds_method_data_set_value(u16 opcode,
*
* FUNCTION: acpi_ds_method_data_get_value
*
* PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
* PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
* Index - Which local_var or argument to get
* walk_state - Current walk state object
* dest_desc - Where Arg or Local value is returned
@ -363,7 +365,7 @@ acpi_ds_method_data_set_value(u16 opcode,
******************************************************************************/
acpi_status
acpi_ds_method_data_get_value(u16 opcode,
acpi_ds_method_data_get_value(u8 type,
u32 index,
struct acpi_walk_state *walk_state,
union acpi_operand_object **dest_desc)
@ -383,7 +385,7 @@ acpi_ds_method_data_get_value(u16 opcode,
/* Get the namespace node for the arg/local */
status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node);
status = acpi_ds_method_data_get_node(type, index, walk_state, &node);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -419,8 +421,8 @@ acpi_ds_method_data_get_value(u16 opcode,
/* Otherwise, return the error */
else
switch (opcode) {
case AML_ARG_OP:
switch (type) {
case ACPI_REFCLASS_ARG:
ACPI_ERROR((AE_INFO,
"Uninitialized Arg[%d] at node %p",
@ -428,7 +430,7 @@ acpi_ds_method_data_get_value(u16 opcode,
return_ACPI_STATUS(AE_AML_UNINITIALIZED_ARG);
case AML_LOCAL_OP:
case ACPI_REFCLASS_LOCAL:
ACPI_ERROR((AE_INFO,
"Uninitialized Local[%d] at node %p",
@ -437,9 +439,10 @@ acpi_ds_method_data_get_value(u16 opcode,
return_ACPI_STATUS(AE_AML_UNINITIALIZED_LOCAL);
default:
ACPI_ERROR((AE_INFO,
"Not a Arg/Local opcode: %X",
opcode));
type));
return_ACPI_STATUS(AE_AML_INTERNAL);
}
}
@ -458,7 +461,8 @@ acpi_ds_method_data_get_value(u16 opcode,
*
* FUNCTION: acpi_ds_method_data_delete_value
*
* PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
* PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
* Index - Which local_var or argument to delete
* walk_state - Current walk state object
*
@ -470,7 +474,7 @@ acpi_ds_method_data_get_value(u16 opcode,
******************************************************************************/
static void
acpi_ds_method_data_delete_value(u16 opcode,
acpi_ds_method_data_delete_value(u8 type,
u32 index, struct acpi_walk_state *walk_state)
{
acpi_status status;
@ -481,7 +485,7 @@ acpi_ds_method_data_delete_value(u16 opcode,
/* Get the namespace node for the arg/local */
status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node);
status = acpi_ds_method_data_get_node(type, index, walk_state, &node);
if (ACPI_FAILURE(status)) {
return_VOID;
}
@ -514,7 +518,8 @@ acpi_ds_method_data_delete_value(u16 opcode,
*
* FUNCTION: acpi_ds_store_object_to_local
*
* PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
* PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
* Index - Which Local or Arg to set
* obj_desc - Value to be stored
* walk_state - Current walk state
@ -528,7 +533,7 @@ acpi_ds_method_data_delete_value(u16 opcode,
******************************************************************************/
acpi_status
acpi_ds_store_object_to_local(u16 opcode,
acpi_ds_store_object_to_local(u8 type,
u32 index,
union acpi_operand_object *obj_desc,
struct acpi_walk_state *walk_state)
@ -539,8 +544,8 @@ acpi_ds_store_object_to_local(u16 opcode,
union acpi_operand_object *new_obj_desc;
ACPI_FUNCTION_TRACE(ds_store_object_to_local);
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Opcode=%X Index=%d Obj=%p\n",
opcode, index, obj_desc));
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Type=%2.2X Index=%d Obj=%p\n",
type, index, obj_desc));
/* Parameter validation */
@ -550,7 +555,7 @@ acpi_ds_store_object_to_local(u16 opcode,
/* Get the namespace node for the arg/local */
status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node);
status = acpi_ds_method_data_get_node(type, index, walk_state, &node);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@ -602,7 +607,7 @@ acpi_ds_store_object_to_local(u16 opcode,
*
* Weird, but true.
*/
if (opcode == AML_ARG_OP) {
if (type == ACPI_REFCLASS_ARG) {
/*
* If we have a valid reference object that came from ref_of(),
* do the indirect store
@ -611,8 +616,8 @@ acpi_ds_store_object_to_local(u16 opcode,
ACPI_DESC_TYPE_OPERAND)
&& (current_obj_desc->common.type ==
ACPI_TYPE_LOCAL_REFERENCE)
&& (current_obj_desc->reference.opcode ==
AML_REF_OF_OP)) {
&& (current_obj_desc->reference.class ==
ACPI_REFCLASS_REFOF)) {
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Arg (%p) is an ObjRef(Node), storing in node %p\n",
new_obj_desc,
@ -640,11 +645,9 @@ acpi_ds_store_object_to_local(u16 opcode,
}
}
/*
* Delete the existing object
* before storing the new one
*/
acpi_ds_method_data_delete_value(opcode, index, walk_state);
/* Delete the existing object before storing the new one */
acpi_ds_method_data_delete_value(type, index, walk_state);
}
/*
@ -653,7 +656,7 @@ acpi_ds_store_object_to_local(u16 opcode,
* (increments the object reference count by one)
*/
status =
acpi_ds_method_data_set_value(opcode, index, new_obj_desc,
acpi_ds_method_data_set_value(type, index, new_obj_desc,
walk_state);
/* Remove local reference if we copied the object above */

56
drivers/acpi/dispatcher/dsobject.c
View File

@ -731,36 +731,35 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state,
switch (op_info->type) {
case AML_TYPE_LOCAL_VARIABLE:
/* Split the opcode into a base opcode + offset */
/* Local ID (0-7) is (AML opcode - base AML_LOCAL_OP) */
obj_desc->reference.opcode = AML_LOCAL_OP;
obj_desc->reference.offset = opcode - AML_LOCAL_OP;
obj_desc->reference.value = opcode - AML_LOCAL_OP;
obj_desc->reference.class = ACPI_REFCLASS_LOCAL;
#ifndef ACPI_NO_METHOD_EXECUTION
status = acpi_ds_method_data_get_node(AML_LOCAL_OP,
obj_desc->
reference.offset,
walk_state,
ACPI_CAST_INDIRECT_PTR
(struct
acpi_namespace_node,
&obj_desc->
reference.
object));
status =
acpi_ds_method_data_get_node(ACPI_REFCLASS_LOCAL,
obj_desc->reference.
value, walk_state,
ACPI_CAST_INDIRECT_PTR
(struct
acpi_namespace_node,
&obj_desc->reference.
object));
#endif
break;
case AML_TYPE_METHOD_ARGUMENT:
/* Split the opcode into a base opcode + offset */
/* Arg ID (0-6) is (AML opcode - base AML_ARG_OP) */
obj_desc->reference.opcode = AML_ARG_OP;
obj_desc->reference.offset = opcode - AML_ARG_OP;
obj_desc->reference.value = opcode - AML_ARG_OP;
obj_desc->reference.class = ACPI_REFCLASS_ARG;
#ifndef ACPI_NO_METHOD_EXECUTION
status = acpi_ds_method_data_get_node(AML_ARG_OP,
status = acpi_ds_method_data_get_node(ACPI_REFCLASS_ARG,
obj_desc->
reference.offset,
reference.value,
walk_state,
ACPI_CAST_INDIRECT_PTR
(struct
@ -771,18 +770,31 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state,
#endif
break;
default: /* Other literals, etc.. */
default: /* Object name or Debug object */
if (op->common.aml_opcode == AML_INT_NAMEPATH_OP) {
switch (op->common.aml_opcode) {
case AML_INT_NAMEPATH_OP:
/* Node was saved in Op */
obj_desc->reference.node = op->common.node;
obj_desc->reference.object =
op->common.node->object;
}
obj_desc->reference.class = ACPI_REFCLASS_NAME;
break;
obj_desc->reference.opcode = opcode;
case AML_DEBUG_OP:
obj_desc->reference.class = ACPI_REFCLASS_DEBUG;
break;
default:
ACPI_ERROR((AE_INFO,
"Unimplemented reference type for AML opcode: %4.4X",
opcode));
return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}
break;
}
break;

2
drivers/acpi/dispatcher/dsopcode.c
View File

@ -1330,7 +1330,7 @@ acpi_ds_exec_end_control_op(struct acpi_walk_state * walk_state,
(walk_state->results->results.obj_desc[0]) ==
ACPI_TYPE_LOCAL_REFERENCE)
&& ((walk_state->results->results.obj_desc[0])->
reference.opcode != AML_INDEX_OP)) {
reference.class != ACPI_REFCLASS_INDEX)) {
status =
acpi_ex_resolve_to_value(&walk_state->
results->results.

8
drivers/acpi/dispatcher/dswexec.c
View File

@ -429,10 +429,10 @@ acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state)
ACPI_TYPE_LOCAL_REFERENCE)
&& (walk_state->operands[1]->common.type ==
ACPI_TYPE_LOCAL_REFERENCE)
&& (walk_state->operands[0]->reference.opcode ==
walk_state->operands[1]->reference.opcode)
&& (walk_state->operands[0]->reference.offset ==
walk_state->operands[1]->reference.offset)) {
&& (walk_state->operands[0]->reference.class ==
walk_state->operands[1]->reference.class)
&& (walk_state->operands[0]->reference.value ==
walk_state->operands[1]->reference.value)) {
status = AE_OK;
} else {
ACPI_EXCEPTION((AE_INFO, status,

3
drivers/acpi/executer/exconfig.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acinterp.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#include <acpi/actables.h>
#include <acpi/acdispat.h>
@ -91,7 +90,7 @@ acpi_ex_add_table(u32 table_index,
/* Init the table handle */
obj_desc->reference.opcode = AML_LOAD_OP;
obj_desc->reference.class = ACPI_REFCLASS_TABLE;
*ddb_handle = obj_desc;
/* Install the new table into the local data structures */

74
drivers/acpi/executer/exdump.c
View File

@ -45,7 +45,6 @@
#include <acpi/acinterp.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
#define _COMPONENT ACPI_EXECUTER
ACPI_MODULE_NAME("exdump")
@ -216,8 +215,8 @@ static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
{ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
{ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.offset), "Offset"},
{ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
@ -414,10 +413,10 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc,
case ACPI_EXD_REFERENCE:
acpi_ex_out_string("Opcode",
(acpi_ps_get_opcode_info
(obj_desc->reference.opcode))->
name);
acpi_ex_out_string("Class Name",
(char *)
acpi_ut_get_reference_name
(obj_desc));
acpi_ex_dump_reference_obj(obj_desc);
break;
@ -495,40 +494,41 @@ void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
case ACPI_TYPE_LOCAL_REFERENCE:
switch (obj_desc->reference.opcode) {
case AML_DEBUG_OP:
acpi_os_printf("Reference: [%s] ",
acpi_ut_get_reference_name(obj_desc));
acpi_os_printf("Reference: [Debug]\n");
switch (obj_desc->reference.class) {
case ACPI_REFCLASS_DEBUG:
acpi_os_printf("\n");
break;
case AML_INDEX_OP:
case ACPI_REFCLASS_INDEX:
acpi_os_printf("Reference: [Index] %p\n",
obj_desc->reference.object);
acpi_os_printf("%p\n", obj_desc->reference.object);
break;
case AML_LOAD_OP:
case ACPI_REFCLASS_TABLE:
acpi_os_printf("Reference: [DdbHandle] TableIndex %X\n",
acpi_os_printf("Table Index %X\n",
obj_desc->reference.value);
break;
case AML_REF_OF_OP:
case ACPI_REFCLASS_REFOF:
acpi_os_printf("Reference: [RefOf] %p [%s]\n",
obj_desc->reference.object,
acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
acpi_ut_get_type_name(((union
acpi_operand_object
*)obj_desc->
*)
obj_desc->
reference.
object)->common.
type));
break;
case AML_ARG_OP:
case ACPI_REFCLASS_ARG:
acpi_os_printf("Reference: [Arg%d]",
obj_desc->reference.offset);
acpi_os_printf("%X", obj_desc->reference.value);
if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
@ -543,10 +543,9 @@ void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
acpi_os_printf("\n");
break;
case AML_LOCAL_OP:
case ACPI_REFCLASS_LOCAL:
acpi_os_printf("Reference: [Local%d]",
obj_desc->reference.offset);
acpi_os_printf("%X", obj_desc->reference.value);
if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
@ -561,21 +560,16 @@ void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
acpi_os_printf("\n");
break;
case AML_INT_NAMEPATH_OP:
case ACPI_REFCLASS_NAME:
acpi_os_printf("Reference: [Namepath] %X [%4.4s]\n",
obj_desc->reference.node->name.integer,
acpi_os_printf("- [%4.4s]\n",
obj_desc->reference.node->name.ascii);
break;
default:
default: /* Unknown reference class */
/* Unknown opcode */
acpi_os_printf("Unknown Reference opcode=%X\n",
obj_desc->reference.opcode);
acpi_os_printf("%2.2X\n", obj_desc->reference.class);
break;
}
break;
@ -866,8 +860,8 @@ static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) {
acpi_os_printf(" Named Object %p ", obj_desc->reference.node);
if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
acpi_os_printf(" %p ", obj_desc->reference.node);
status =
acpi_ns_handle_to_pathname(obj_desc->reference.node,
@ -883,8 +877,8 @@ static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
ACPI_DESC_TYPE_OPERAND) {
acpi_os_printf(" Target: %p",
obj_desc->reference.object);
if (obj_desc->reference.opcode == AML_LOAD_OP) {
acpi_os_printf(" [DDBHandle] Table Index: %X\n",
if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
acpi_os_printf(" Table Index: %X\n",
obj_desc->reference.value);
} else {
acpi_os_printf(" Target: %p [%s]\n",
@ -987,9 +981,9 @@ acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
case ACPI_TYPE_LOCAL_REFERENCE:
acpi_os_printf("[Object Reference] %s",
(acpi_ps_get_opcode_info
(obj_desc->reference.opcode))->name);
acpi_os_printf("[Object Reference] Type [%s] %2.2X",
acpi_ut_get_reference_name(obj_desc),
obj_desc->reference.class);
acpi_ex_dump_reference_obj(obj_desc);
break;

14
drivers/acpi/executer/exmisc.c
View File

@ -86,10 +86,10 @@ acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
/*
* Must be a reference to a Local or Arg
*/
switch (obj_desc->reference.opcode) {
case AML_LOCAL_OP:
case AML_ARG_OP:
case AML_DEBUG_OP:
switch (obj_desc->reference.class) {
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_ARG:
case ACPI_REFCLASS_DEBUG:
/* The referenced object is the pseudo-node for the local/arg */
@ -98,8 +98,8 @@ acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
default:
ACPI_ERROR((AE_INFO, "Unknown Reference opcode %X",
obj_desc->reference.opcode));
ACPI_ERROR((AE_INFO, "Unknown Reference Class %2.2X",
obj_desc->reference.class));
return_ACPI_STATUS(AE_AML_INTERNAL);
}
break;
@ -127,7 +127,7 @@ acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
return_ACPI_STATUS(AE_NO_MEMORY);
}
reference_obj->reference.opcode = AML_REF_OF_OP;
reference_obj->reference.class = ACPI_REFCLASS_REFOF;
reference_obj->reference.object = referenced_obj;
*return_desc = reference_obj;

26
drivers/acpi/executer/exoparg1.c
View File

@ -825,16 +825,16 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
*
* Must resolve/dereference the local/arg reference first
*/
switch (operand[0]->reference.opcode) {
case AML_LOCAL_OP:
case AML_ARG_OP:
switch (operand[0]->reference.class) {
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_ARG:
/* Set Operand[0] to the value of the local/arg */
status =
acpi_ds_method_data_get_value
(operand[0]->reference.opcode,
operand[0]->reference.offset,
(operand[0]->reference.class,
operand[0]->reference.value,
walk_state, &temp_desc);
if (ACPI_FAILURE(status)) {
goto cleanup;
@ -848,7 +848,7 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
operand[0] = temp_desc;
break;
case AML_REF_OF_OP:
case ACPI_REFCLASS_REFOF:
/* Get the object to which the reference refers */
@ -928,8 +928,8 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
* This must be a reference object produced by either the
* Index() or ref_of() operator
*/
switch (operand[0]->reference.opcode) {
case AML_INDEX_OP:
switch (operand[0]->reference.class) {
case ACPI_REFCLASS_INDEX:
/*
* The target type for the Index operator must be
@ -965,7 +965,7 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
return_desc->integer.value =
temp_desc->buffer.
pointer[operand[0]->reference.
offset];
value];
break;
case ACPI_TYPE_PACKAGE:
@ -985,7 +985,7 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
default:
ACPI_ERROR((AE_INFO,
"Unknown Index TargetType %X in obj %p",
"Unknown Index TargetType %X in reference object %p",
operand[0]->reference.
target_type, operand[0]));
status = AE_AML_OPERAND_TYPE;
@ -993,7 +993,7 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
}
break;
case AML_REF_OF_OP:
case ACPI_REFCLASS_REFOF:
return_desc = operand[0]->reference.object;
@ -1013,9 +1013,9 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
default:
ACPI_ERROR((AE_INFO,
"Unknown opcode in reference(%p) - %X",
"Unknown class in reference(%p) - %2.2X",
operand[0],
operand[0]->reference.opcode));
operand[0]->reference.class));
status = AE_TYPE;
goto cleanup;

4
drivers/acpi/executer/exoparg2.c
View File

@ -391,8 +391,8 @@ acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state)
/* Initialize the Index reference object */
index = operand[1]->integer.value;
return_desc->reference.offset = (u32) index;
return_desc->reference.opcode = AML_INDEX_OP;
return_desc->reference.value = (u32) index;
return_desc->reference.class = ACPI_REFCLASS_INDEX;
/*
* At this point, the Source operand is a String, Buffer, or Package.

16
drivers/acpi/executer/exresnte.c
View File

@ -46,8 +46,6 @@
#include <acpi/acdispat.h>
#include <acpi/acinterp.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
#include <acpi/amlcode.h>
#define _COMPONENT ACPI_EXECUTER
ACPI_MODULE_NAME("exresnte")
@ -238,10 +236,10 @@ acpi_ex_resolve_node_to_value(struct acpi_namespace_node **object_ptr,
case ACPI_TYPE_LOCAL_REFERENCE:
switch (source_desc->reference.opcode) {
case AML_LOAD_OP: /* This is a ddb_handle */
case AML_REF_OF_OP:
case AML_INDEX_OP:
switch (source_desc->reference.class) {
case ACPI_REFCLASS_TABLE: /* This is a ddb_handle */
case ACPI_REFCLASS_REFOF:
case ACPI_REFCLASS_INDEX:
/* Return an additional reference to the object */
@ -253,10 +251,8 @@ acpi_ex_resolve_node_to_value(struct acpi_namespace_node **object_ptr,
/* No named references are allowed here */
ACPI_ERROR((AE_INFO,
"Unsupported Reference opcode %X (%s)",
source_desc->reference.opcode,
acpi_ps_get_opcode_name(source_desc->
reference.opcode)));
"Unsupported Reference type %X",
source_desc->reference.class));
return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}

60
drivers/acpi/executer/exresolv.c
View File

@ -47,7 +47,6 @@
#include <acpi/acdispat.h>
#include <acpi/acinterp.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
#define _COMPONENT ACPI_EXECUTER
ACPI_MODULE_NAME("exresolv")
@ -141,7 +140,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
acpi_status status = AE_OK;
union acpi_operand_object *stack_desc;
union acpi_operand_object *obj_desc = NULL;
u16 opcode;
u8 ref_type;
ACPI_FUNCTION_TRACE(ex_resolve_object_to_value);
@ -152,19 +151,19 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
switch (ACPI_GET_OBJECT_TYPE(stack_desc)) {
case ACPI_TYPE_LOCAL_REFERENCE:
opcode = stack_desc->reference.opcode;
ref_type = stack_desc->reference.class;
switch (opcode) {
case AML_LOCAL_OP:
case AML_ARG_OP:
switch (ref_type) {
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_ARG:
/*
* Get the local from the method's state info
* Note: this increments the local's object reference count
*/
status = acpi_ds_method_data_get_value(opcode,
status = acpi_ds_method_data_get_value(ref_type,
stack_desc->
reference.offset,
reference.value,
walk_state,
&obj_desc);
if (ACPI_FAILURE(status)) {
@ -173,7 +172,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"[Arg/Local %X] ValueObj is %p\n",
stack_desc->reference.offset,
stack_desc->reference.value,
obj_desc));
/*
@ -184,7 +183,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
*stack_ptr = obj_desc;
break;
case AML_INDEX_OP:
case ACPI_REFCLASS_INDEX:
switch (stack_desc->reference.target_type) {
case ACPI_TYPE_BUFFER_FIELD:
@ -239,15 +238,15 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
}
break;
case AML_REF_OF_OP:
case AML_DEBUG_OP:
case AML_LOAD_OP:
case ACPI_REFCLASS_REFOF:
case ACPI_REFCLASS_DEBUG:
case ACPI_REFCLASS_TABLE:
/* Just leave the object as-is, do not dereference */
break;
case AML_INT_NAMEPATH_OP: /* Reference to a named object */
case ACPI_REFCLASS_NAME: /* Reference to a named object */
/* Dereference the name */
@ -273,8 +272,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
default:
ACPI_ERROR((AE_INFO,
"Unknown Reference opcode %X (%s) in %p",
opcode, acpi_ps_get_opcode_name(opcode),
"Unknown Reference type %X in %p", ref_type,
stack_desc));
status = AE_AML_INTERNAL;
break;
@ -388,13 +386,13 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
* traversing the list of possibly many nested references.
*/
while (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_REFERENCE) {
switch (obj_desc->reference.opcode) {
case AML_REF_OF_OP:
case AML_INT_NAMEPATH_OP:
switch (obj_desc->reference.class) {
case ACPI_REFCLASS_REFOF:
case ACPI_REFCLASS_NAME:
/* Dereference the reference pointer */
if (obj_desc->reference.opcode == AML_REF_OF_OP) {
if (obj_desc->reference.class == ACPI_REFCLASS_REFOF) {
node = obj_desc->reference.object;
} else { /* AML_INT_NAMEPATH_OP */
@ -429,7 +427,7 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
}
break;
case AML_INDEX_OP:
case ACPI_REFCLASS_INDEX:
/* Get the type of this reference (index into another object) */
@ -455,22 +453,22 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
}
break;
case AML_LOAD_OP:
case ACPI_REFCLASS_TABLE:
type = ACPI_TYPE_DDB_HANDLE;
goto exit;
case AML_LOCAL_OP:
case AML_ARG_OP:
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_ARG:
if (return_desc) {
status =
acpi_ds_method_data_get_value(obj_desc->
reference.
opcode,
class,
obj_desc->
reference.
offset,
value,
walk_state,
&obj_desc);
if (ACPI_FAILURE(status)) {
@ -481,10 +479,10 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
status =
acpi_ds_method_data_get_node(obj_desc->
reference.
opcode,
class,
obj_desc->
reference.
offset,
value,
walk_state,
&node);
if (ACPI_FAILURE(status)) {
@ -499,7 +497,7 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
}
break;
case AML_DEBUG_OP:
case ACPI_REFCLASS_DEBUG:
/* The Debug Object is of type "DebugObject" */
@ -509,8 +507,8 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
default:
ACPI_ERROR((AE_INFO,
"Unknown Reference subtype %X",
obj_desc->reference.opcode));
"Unknown Reference Class %2.2X",
obj_desc->reference.class));
return_ACPI_STATUS(AE_AML_INTERNAL);
}
}

48
drivers/acpi/executer/exresop.c
View File

@ -225,41 +225,36 @@ acpi_ex_resolve_operands(u16 opcode,
if (object_type == (u8) ACPI_TYPE_LOCAL_REFERENCE) {
/* Decode the Reference */
/* Validate the Reference */
op_info = acpi_ps_get_opcode_info(opcode);
if (op_info->class == AML_CLASS_UNKNOWN) {
return_ACPI_STATUS(AE_AML_BAD_OPCODE);
}
switch (obj_desc->reference.class) {
case ACPI_REFCLASS_DEBUG:
switch (obj_desc->reference.opcode) {
case AML_DEBUG_OP:
target_op = AML_DEBUG_OP;
/*lint -fallthrough */
case AML_INDEX_OP:
case AML_REF_OF_OP:
case AML_ARG_OP:
case AML_LOCAL_OP:
case AML_LOAD_OP: /* ddb_handle from LOAD_OP or LOAD_TABLE_OP */
case AML_INT_NAMEPATH_OP: /* Reference to a named object */
case ACPI_REFCLASS_ARG:
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_INDEX:
case ACPI_REFCLASS_REFOF:
case ACPI_REFCLASS_TABLE: /* ddb_handle from LOAD_OP or LOAD_TABLE_OP */
case ACPI_REFCLASS_NAME: /* Reference to a named object */
ACPI_DEBUG_ONLY_MEMBERS(ACPI_DEBUG_PRINT
((ACPI_DB_EXEC,
"Operand is a Reference, RefOpcode [%s]\n",
(acpi_ps_get_opcode_info
(obj_desc->
reference.
opcode))->
name)));
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Operand is a Reference, Class [%s] %2.2X\n",
acpi_ut_get_reference_name
(obj_desc),
obj_desc->reference.
class));
break;
default:
ACPI_ERROR((AE_INFO,
"Operand is a Reference, Unknown Reference Opcode: %X",
obj_desc->reference.
opcode));
"Unknown Reference Class %2.2X in %p",
obj_desc->reference.class,
obj_desc));
return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
}
@ -270,8 +265,7 @@ acpi_ex_resolve_operands(u16 opcode,
/* Invalid descriptor */
ACPI_ERROR((AE_INFO,
"Invalid descriptor %p [%s]",
ACPI_ERROR((AE_INFO, "Invalid descriptor %p [%s]",
obj_desc,
acpi_ut_get_descriptor_name(obj_desc)));
@ -343,7 +337,7 @@ acpi_ex_resolve_operands(u16 opcode,
if ((opcode == AML_STORE_OP) &&
(ACPI_GET_OBJECT_TYPE(*stack_ptr) ==
ACPI_TYPE_LOCAL_REFERENCE)
&& ((*stack_ptr)->reference.opcode == AML_INDEX_OP)) {
&& ((*stack_ptr)->reference.class == ACPI_REFCLASS_INDEX)) {
goto next_operand;
}
break;

59
drivers/acpi/executer/exstore.c
View File

@ -47,7 +47,6 @@
#include <acpi/acinterp.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
#define _COMPONENT ACPI_EXECUTER
ACPI_MODULE_NAME("exstore")
@ -179,23 +178,27 @@ acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
case ACPI_TYPE_LOCAL_REFERENCE:
if (source_desc->reference.opcode == AML_INDEX_OP) {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
"[%s, 0x%X]\n",
acpi_ps_get_opcode_name
(source_desc->reference.opcode),
source_desc->reference.offset));
} else {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[%s]",
acpi_ps_get_opcode_name
(source_desc->reference.opcode)));
}
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[%s] ",
acpi_ut_get_reference_name(source_desc)));
if (source_desc->reference.opcode == AML_LOAD_OP) { /* Load and load_table */
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
" Table Index %X\n",
/* Decode the reference */
switch (source_desc->reference.class) {
case ACPI_REFCLASS_INDEX:
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "0x%X\n",
source_desc->reference.value));
break;
case ACPI_REFCLASS_TABLE:
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
"Table Index 0x%X\n",
source_desc->reference.value));
break;
default:
break;
}
ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, " "));
@ -347,15 +350,15 @@ acpi_ex_store(union acpi_operand_object *source_desc,
}
/*
* Examine the Reference opcode. These cases are handled:
* Examine the Reference class. These cases are handled:
*
* 1) Store to Name (Change the object associated with a name)
* 2) Store to an indexed area of a Buffer or Package
* 3) Store to a Method Local or Arg
* 4) Store to the debug object
*/
switch (ref_desc->reference.opcode) {
case AML_REF_OF_OP:
switch (ref_desc->reference.class) {
case ACPI_REFCLASS_REFOF:
/* Storing an object into a Name "container" */
@ -365,7 +368,7 @@ acpi_ex_store(union acpi_operand_object *source_desc,
ACPI_IMPLICIT_CONVERSION);
break;
case AML_INDEX_OP:
case ACPI_REFCLASS_INDEX:
/* Storing to an Index (pointer into a packager or buffer) */
@ -374,18 +377,18 @@ acpi_ex_store(union acpi_operand_object *source_desc,
walk_state);
break;
case AML_LOCAL_OP:
case AML_ARG_OP:
case ACPI_REFCLASS_LOCAL:
case ACPI_REFCLASS_ARG:
/* Store to a method local/arg */
status =
acpi_ds_store_object_to_local(ref_desc->reference.opcode,
ref_desc->reference.offset,
acpi_ds_store_object_to_local(ref_desc->reference.class,
ref_desc->reference.value,
source_desc, walk_state);
break;
case AML_DEBUG_OP:
case ACPI_REFCLASS_DEBUG:
/*
* Storing to the Debug object causes the value stored to be
@ -401,8 +404,8 @@ acpi_ex_store(union acpi_operand_object *source_desc,
default:
ACPI_ERROR((AE_INFO, "Unknown Reference opcode %X",
ref_desc->reference.opcode));
ACPI_ERROR((AE_INFO, "Unknown Reference Class %2.2X",
ref_desc->reference.class));
ACPI_DUMP_ENTRY(ref_desc, ACPI_LV_INFO);
status = AE_AML_INTERNAL;
@ -458,7 +461,7 @@ acpi_ex_store_object_to_index(union acpi_operand_object *source_desc,
if (ACPI_GET_OBJECT_TYPE(source_desc) ==
ACPI_TYPE_LOCAL_REFERENCE
&& source_desc->reference.opcode == AML_LOAD_OP) {
&& source_desc->reference.class == ACPI_REFCLASS_TABLE) {
/* This is a DDBHandle, just add a reference to it */
@ -553,7 +556,7 @@ acpi_ex_store_object_to_index(union acpi_operand_object *source_desc,
/* Store the source value into the target buffer byte */
obj_desc->buffer.pointer[index_desc->reference.offset] = value;
obj_desc->buffer.pointer[index_desc->reference.value] = value;
break;
default:

3
drivers/acpi/executer/exstoren.c
View File

@ -121,7 +121,8 @@ acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
(ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_STRING) &&
!((ACPI_GET_OBJECT_TYPE(source_desc) ==
ACPI_TYPE_LOCAL_REFERENCE)
&& (source_desc->reference.opcode == AML_LOAD_OP))) {
&& (source_desc->reference.class ==
ACPI_REFCLASS_TABLE))) {
/* Conversion successful but still not a valid type */

5
drivers/acpi/namespace/nsdump.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acnamesp.h>
#include <acpi/acparser.h>
#define _COMPONENT ACPI_NAMESPACE
ACPI_MODULE_NAME("nsdump")
@ -334,9 +333,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
case ACPI_TYPE_LOCAL_REFERENCE:
acpi_os_printf("[%s]\n",
acpi_ps_get_opcode_name(obj_desc->
reference.
opcode));
acpi_ut_get_reference_name(obj_desc));
break;
case ACPI_TYPE_BUFFER_FIELD:

7
drivers/acpi/namespace/nsxfeval.c
View File

@ -45,7 +45,6 @@
#include <acpi/acpi.h>
#include <acpi/acnamesp.h>
#include <acpi/acinterp.h>
#include <acpi/amlcode.h>
#define _COMPONENT ACPI_NAMESPACE
ACPI_MODULE_NAME("nsxfeval")
@ -399,13 +398,13 @@ static void acpi_ns_resolve_references(struct acpi_evaluate_info *info)
* (AML_LOAD_OP) cannot be dereferenced, nor can it be converted to
* an union acpi_object.
*/
switch (info->return_object->reference.opcode) {
case AML_INDEX_OP:
switch (info->return_object->reference.class) {
case ACPI_REFCLASS_INDEX:
obj_desc = *(info->return_object->reference.where);
break;
case AML_REF_OF_OP:
case ACPI_REFCLASS_REFOF:
node = info->return_object->reference.object;
if (node) {

5
drivers/acpi/resources/rscalc.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acresrc.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#define _COMPONENT ACPI_RESOURCES
@ -560,8 +559,8 @@ acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object,
ACPI_GET_OBJECT_TYPE(*sub_object_list)) ||
((ACPI_TYPE_LOCAL_REFERENCE ==
ACPI_GET_OBJECT_TYPE(*sub_object_list)) &&
((*sub_object_list)->reference.opcode ==
AML_INT_NAMEPATH_OP)))) {
((*sub_object_list)->reference.class ==
ACPI_REFCLASS_NAME)))) {
name_found = TRUE;
} else {
/* Look at the next element */

10
drivers/acpi/resources/rscreate.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acresrc.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
#define _COMPONENT ACPI_RESOURCES
@ -310,13 +309,12 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
case ACPI_TYPE_LOCAL_REFERENCE:
if (obj_desc->reference.opcode !=
AML_INT_NAMEPATH_OP) {
if (obj_desc->reference.class !=
ACPI_REFCLASS_NAME) {
ACPI_ERROR((AE_INFO,
"(PRT[%X].Source) Need name, found reference op %X",
"(PRT[%X].Source) Need name, found Reference Class %X",
index,
obj_desc->reference.
opcode));
obj_desc->reference.class));
return_ACPI_STATUS(AE_BAD_DATA);
}

29
drivers/acpi/utilities/utcopy.c
View File

@ -42,7 +42,6 @@
*/
#include <acpi/acpi.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
@ -176,20 +175,24 @@ acpi_ut_copy_isimple_to_esimple(union acpi_operand_object *internal_object,
/* This is an object reference. */
switch (internal_object->reference.opcode) {
case AML_INT_NAMEPATH_OP:
/* For namepath, return the object handle ("reference") */
default:
/* We are referring to the namespace node */
switch (internal_object->reference.class) {
case ACPI_REFCLASS_NAME:
/*
* For namepath, return the object handle ("reference")
* We are referring to the namespace node
*/
external_object->reference.handle =
internal_object->reference.node;
external_object->reference.actual_type =
acpi_ns_get_type(internal_object->reference.node);
break;
default:
/* All other reference types are unsupported */
return_ACPI_STATUS(AE_TYPE);
}
break;
@ -533,7 +536,7 @@ acpi_ut_copy_esimple_to_isimple(union acpi_object *external_object,
/* TBD: should validate incoming handle */
internal_object->reference.opcode = AML_INT_NAMEPATH_OP;
internal_object->reference.class = ACPI_REFCLASS_NAME;
internal_object->reference.node =
external_object->reference.handle;
break;
@ -743,11 +746,11 @@ acpi_ut_copy_simple_object(union acpi_operand_object *source_desc,
* We copied the reference object, so we now must add a reference
* to the object pointed to by the reference
*
* DDBHandle reference (from Load/load_table is a special reference,
* it's Reference.Object is the table index, so does not need to
* DDBHandle reference (from Load/load_table) is a special reference,
* it does not have a Reference.Object, so does not need to
* increase the reference count
*/
if (source_desc->reference.opcode == AML_LOAD_OP) {
if (source_desc->reference.class == ACPI_REFCLASS_TABLE) {
break;
}

5
drivers/acpi/utilities/utdelete.c
View File

@ -45,7 +45,6 @@
#include <acpi/acinterp.h>
#include <acpi/acnamesp.h>
#include <acpi/acevents.h>
#include <acpi/amlcode.h>
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utdelete")
@ -548,8 +547,8 @@ acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action)
* reference must track changes to the ref count of the index or
* target object.
*/
if ((object->reference.opcode == AML_INDEX_OP) ||
(object->reference.opcode == AML_INT_NAMEPATH_OP)) {
if ((object->reference.class == ACPI_REFCLASS_INDEX) ||
(object->reference.class == ACPI_REFCLASS_NAME)) {
next_object = object->reference.object;
}
break;

35
drivers/acpi/utilities/utglobal.c
View File

@ -45,7 +45,6 @@
#include <acpi/acpi.h>
#include <acpi/acnamesp.h>
#include <acpi/amlcode.h>
ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
#define _COMPONENT ACPI_UTILITIES
@ -590,25 +589,31 @@ char *acpi_ut_get_descriptor_name(void *object)
/* Printable names of reference object sub-types */
static const char *acpi_gbl_ref_class_names[] = {
/* 00 */ "Local",
/* 01 */ "Argument",
/* 02 */ "RefOf",
/* 03 */ "Index",
/* 04 */ "DdbHandle",
/* 05 */ "Named Object",
/* 06 */ "Debug"
};
const char *acpi_ut_get_reference_name(union acpi_operand_object *object)
{
if (!object)
return "NULL Object";
switch (object->reference.opcode) {
case AML_INT_NAMEPATH_OP:
return "Name";
if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND)
return "Not an Operand object";
case AML_LOAD_OP:
return "DDB-Handle";
if (object->common.type != ACPI_TYPE_LOCAL_REFERENCE)
return "Not a Reference object";
case AML_REF_OF_OP:
return "RefOf";
if (object->reference.class > ACPI_REFCLASS_MAX)
return "Unknown Reference class";
case AML_INDEX_OP:
return "Index";
default:
return "Unknown";
}
return acpi_gbl_ref_class_names[object->reference.class];
}
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
@ -812,4 +817,4 @@ acpi_status acpi_ut_init_globals(void)
}
ACPI_EXPORT_SYMBOL(acpi_dbg_level)
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)

9
drivers/acpi/utilities/utobject.c
View File

@ -43,7 +43,6 @@
#include <acpi/acpi.h>
#include <acpi/acnamesp.h>
#include <acpi/amlcode.h>
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utobject")
@ -478,8 +477,8 @@ acpi_ut_get_simple_object_size(union acpi_operand_object *internal_object,
case ACPI_TYPE_LOCAL_REFERENCE:
switch (internal_object->reference.opcode) {
case AML_INT_NAMEPATH_OP:
switch (internal_object->reference.class) {
case ACPI_REFCLASS_NAME:
/*
* Get the actual length of the full pathname to this object.
@ -504,9 +503,9 @@ acpi_ut_get_simple_object_size(union acpi_operand_object *internal_object,
*/
ACPI_ERROR((AE_INFO,
"Cannot convert to external object - "
"unsupported Reference type [%s] %X in object %p",
"unsupported Reference Class [%s] %X in object %p",
acpi_ut_get_reference_name(internal_object),
internal_object->reference.opcode,
internal_object->reference.class,
internal_object));
status = AE_TYPE;
break;

4
include/acpi/acdebug.h
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@ -123,6 +123,10 @@ void acpi_db_check_integrity(void);
void acpi_db_generate_gpe(char *gpe_arg, char *block_arg);
void acpi_db_check_predefined_names(void);
void acpi_db_batch_execute(void);
/*
* dbdisply - debug display commands
*/

6
include/acpi/acdispat.h
View File

@ -157,7 +157,7 @@ acpi_ds_init_callbacks(struct acpi_walk_state *walk_state, u32 pass_number);
* dsmthdat - method data (locals/args)
*/
acpi_status
acpi_ds_store_object_to_local(u16 opcode,
acpi_ds_store_object_to_local(u8 type,
u32 index,
union acpi_operand_object *src_desc,
struct acpi_walk_state *walk_state);
@ -173,7 +173,7 @@ void acpi_ds_method_data_delete_all(struct acpi_walk_state *walk_state);
u8 acpi_ds_is_method_value(union acpi_operand_object *obj_desc);
acpi_status
acpi_ds_method_data_get_value(u16 opcode,
acpi_ds_method_data_get_value(u8 type,
u32 index,
struct acpi_walk_state *walk_state,
union acpi_operand_object **dest_desc);
@ -184,7 +184,7 @@ acpi_ds_method_data_init_args(union acpi_operand_object **params,
struct acpi_walk_state *walk_state);
acpi_status
acpi_ds_method_data_get_node(u16 opcode,
acpi_ds_method_data_get_node(u8 type,
u32 index,
struct acpi_walk_state *walk_state,
struct acpi_namespace_node **node);

31
include/acpi/acobject.h
View File

@ -308,19 +308,34 @@ struct acpi_object_addr_handler {
*****************************************************************************/
/*
* The Reference object type is used for these opcodes:
* Arg[0-6], Local[0-7], index_op, name_op, zero_op, one_op, ones_op, debug_op
* The Reference object is used for these opcodes:
* Arg[0-6], Local[0-7], index_op, name_op, ref_of_op, load_op, load_table_op, debug_op
* The Reference.Class differentiates these types.
*/
struct acpi_object_reference {
ACPI_OBJECT_COMMON_HEADER u8 target_type; /* Used for index_op */
u16 opcode;
ACPI_OBJECT_COMMON_HEADER u8 class; /* Reference Class */
u8 target_type; /* Used for Index Op */
u8 reserved;
void *object; /* name_op=>HANDLE to obj, index_op=>union acpi_operand_object */
struct acpi_namespace_node *node;
union acpi_operand_object **where;
u32 offset; /* Used for arg_op, local_op, and index_op */
u32 value; /* Used for ddb_handle */
struct acpi_namespace_node *node; /* ref_of or Namepath */
union acpi_operand_object **where; /* Target of Index */
u32 value; /* Used for Local/Arg/Index/ddb_handle */
};
/* Values for Reference.Class above */
typedef enum {
ACPI_REFCLASS_LOCAL = 0, /* Method local */
ACPI_REFCLASS_ARG = 1, /* Method argument */
ACPI_REFCLASS_REFOF = 2, /* Result of ref_of() TBD: Split to Ref/Node and Ref/operand_obj? */
ACPI_REFCLASS_INDEX = 3, /* Result of Index() */
ACPI_REFCLASS_TABLE = 4, /* ddb_handle - Load(), load_table() */
ACPI_REFCLASS_NAME = 5, /* Reference to a named object */
ACPI_REFCLASS_DEBUG = 6, /* Debug object */
ACPI_REFCLASS_MAX = 6
} ACPI_REFERENCE_CLASSES;
/*
* Extra object is used as additional storage for types that
* have AML code in their declarations (term_args) that must be