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path: root/drivers/acpi/dispatcher/dswload.c
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Diffstat (limited to 'drivers/acpi/dispatcher/dswload.c')
-rw-r--r--drivers/acpi/dispatcher/dswload.c118
1 files changed, 72 insertions, 46 deletions
diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c
index 06d758679588..1ac197ccfc80 100644
--- a/drivers/acpi/dispatcher/dswload.c
+++ b/drivers/acpi/dispatcher/dswload.c
@@ -79,20 +79,23 @@ acpi_ds_init_callbacks (
switch (pass_number) {
case 1:
- walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | ACPI_PARSE_DELETE_TREE;
+ walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 |
+ ACPI_PARSE_DELETE_TREE;
walk_state->descending_callback = acpi_ds_load1_begin_op;
walk_state->ascending_callback = acpi_ds_load1_end_op;
break;
case 2:
- walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | ACPI_PARSE_DELETE_TREE;
+ walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 |
+ ACPI_PARSE_DELETE_TREE;
walk_state->descending_callback = acpi_ds_load2_begin_op;
walk_state->ascending_callback = acpi_ds_load2_end_op;
break;
case 3:
#ifndef ACPI_NO_METHOD_EXECUTION
- walk_state->parse_flags |= ACPI_PARSE_EXECUTE | ACPI_PARSE_DELETE_TREE;
+ walk_state->parse_flags |= ACPI_PARSE_EXECUTE |
+ ACPI_PARSE_DELETE_TREE;
walk_state->descending_callback = acpi_ds_exec_begin_op;
walk_state->ascending_callback = acpi_ds_exec_end_op;
#endif
@@ -111,8 +114,7 @@ acpi_ds_init_callbacks (
* FUNCTION: acpi_ds_load1_begin_op
*
* PARAMETERS: walk_state - Current state of the parse tree walk
- * Op - Op that has been just been reached in the
- * walk; Arguments have not been evaluated yet.
+ * out_op - Where to return op if a new one is created
*
* RETURN: Status
*
@@ -146,7 +148,8 @@ acpi_ds_load1_begin_op (
#if 0
if ((walk_state->op_info->class == AML_CLASS_EXECUTE) ||
(walk_state->op_info->class == AML_CLASS_CONTROL)) {
- acpi_os_printf ("\n\n***EXECUTABLE OPCODE %s***\n\n", walk_state->op_info->name);
+ acpi_os_printf ("\n\n***EXECUTABLE OPCODE %s***\n\n",
+ walk_state->op_info->name);
*out_op = op;
return (AE_CTRL_SKIP);
}
@@ -191,7 +194,8 @@ acpi_ds_load1_begin_op (
*/
acpi_dm_add_to_external_list (path);
status = acpi_ns_lookup (walk_state->scope_info, path, object_type,
- ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT, walk_state, &(node));
+ ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT,
+ walk_state, &(node));
}
#endif
if (ACPI_FAILURE (status)) {
@@ -224,10 +228,12 @@ acpi_ds_load1_begin_op (
* Name (DEB, 0)
* Scope (DEB) { ... }
*
- * Note: silently change the type here. On the second pass, we will report a warning
+ * Note: silently change the type here. On the second pass, we will report
+ * a warning
*/
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n",
+ ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
+ "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n",
path, acpi_ut_get_type_name (node->type)));
node->type = ACPI_TYPE_ANY;
@@ -238,7 +244,8 @@ acpi_ds_load1_begin_op (
/* All other types are an error */
- ACPI_REPORT_ERROR (("Invalid type (%s) for target of Scope operator [%4.4s] (Cannot override)\n",
+ ACPI_REPORT_ERROR ((
+ "Invalid type (%s) for target of Scope operator [%4.4s] (Cannot override)\n",
acpi_ut_get_type_name (node->type), path));
return (AE_AML_OPERAND_TYPE);
@@ -249,7 +256,8 @@ acpi_ds_load1_begin_op (
default:
/*
- * For all other named opcodes, we will enter the name into the namespace.
+ * For all other named opcodes, we will enter the name into
+ * the namespace.
*
* Setup the search flags.
* Since we are entering a name into the namespace, we do not want to
@@ -279,14 +287,16 @@ acpi_ds_load1_begin_op (
acpi_ut_get_type_name (object_type)));
}
else {
- ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "[%s] Both Find or Create allowed\n",
+ ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
+ "[%s] Both Find or Create allowed\n",
acpi_ut_get_type_name (object_type)));
}
/*
* Enter the named type into the internal namespace. We enter the name
- * as we go downward in the parse tree. Any necessary subobjects that involve
- * arguments to the opcode must be created as we go back up the parse tree later.
+ * as we go downward in the parse tree. Any necessary subobjects that
+ * involve arguments to the opcode must be created as we go back up the
+ * parse tree later.
*/
status = acpi_ns_lookup (walk_state->scope_info, path, object_type,
ACPI_IMODE_LOAD_PASS1, flags, walk_state, &(node));
@@ -335,8 +345,6 @@ acpi_ds_load1_begin_op (
* FUNCTION: acpi_ds_load1_end_op
*
* PARAMETERS: walk_state - Current state of the parse tree walk
- * Op - Op that has been just been completed in the
- * walk; Arguments have now been evaluated.
*
* RETURN: Status
*
@@ -383,7 +391,9 @@ acpi_ds_load1_end_op (
if (op->common.aml_opcode == AML_REGION_OP) {
status = acpi_ex_create_region (op->named.data, op->named.length,
- (acpi_adr_space_type) ((op->common.value.arg)->common.value.integer), walk_state);
+ (acpi_adr_space_type)
+ ((op->common.value.arg)->common.value.integer),
+ walk_state);
if (ACPI_FAILURE (status)) {
return (status);
}
@@ -394,7 +404,8 @@ acpi_ds_load1_end_op (
/* For Name opcode, get the object type from the argument */
if (op->common.value.arg) {
- object_type = (acpi_ps_get_opcode_info ((op->common.value.arg)->common.aml_opcode))->object_type;
+ object_type = (acpi_ps_get_opcode_info (
+ (op->common.value.arg)->common.aml_opcode))->object_type;
op->common.node->type = (u8) object_type;
}
}
@@ -448,8 +459,7 @@ acpi_ds_load1_end_op (
* FUNCTION: acpi_ds_load2_begin_op
*
* PARAMETERS: walk_state - Current state of the parse tree walk
- * Op - Op that has been just been reached in the
- * walk; Arguments have not been evaluated yet.
+ * out_op - Wher to return op if a new one is created
*
* RETURN: Status
*
@@ -478,14 +488,20 @@ acpi_ds_load2_begin_op (
if (op) {
/* We only care about Namespace opcodes here */
- if ((!(walk_state->op_info->flags & AML_NSOPCODE) && (walk_state->opcode != AML_INT_NAMEPATH_OP)) ||
+ if ((!(walk_state->op_info->flags & AML_NSOPCODE) &&
+ (walk_state->opcode != AML_INT_NAMEPATH_OP)) ||
(!(walk_state->op_info->flags & AML_NAMED))) {
+ if ((walk_state->op_info->class == AML_CLASS_EXECUTE) ||
+ (walk_state->op_info->class == AML_CLASS_CONTROL)) {
+ ACPI_REPORT_WARNING ((
+ "Encountered executable code at module level, [%s]\n",
+ acpi_ps_get_opcode_name (walk_state->opcode)));
+ }
return_ACPI_STATUS (AE_OK);
}
- /*
- * Get the name we are going to enter or lookup in the namespace
- */
+ /* Get the name we are going to enter or lookup in the namespace */
+
if (walk_state->opcode == AML_INT_NAMEPATH_OP) {
/* For Namepath op, get the path string */
@@ -528,21 +544,25 @@ acpi_ds_load2_begin_op (
case AML_INT_NAMEPATH_OP:
/*
- * The name_path is an object reference to an existing object. Don't enter the
- * name into the namespace, but look it up for use later
+ * The name_path is an object reference to an existing object.
+ * Don't enter the name into the namespace, but look it up
+ * for use later.
*/
status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type,
- ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, walk_state, &(node));
+ ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
+ walk_state, &(node));
break;
case AML_SCOPE_OP:
/*
- * The Path is an object reference to an existing object. Don't enter the
- * name into the namespace, but look it up for use later
+ * The Path is an object reference to an existing object.
+ * Don't enter the name into the namespace, but look it up
+ * for use later.
*/
status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type,
- ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, walk_state, &(node));
+ ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
+ walk_state, &(node));
if (ACPI_FAILURE (status)) {
#ifdef _ACPI_ASL_COMPILER
if (status == AE_NOT_FOUND) {
@@ -582,7 +602,8 @@ acpi_ds_load2_begin_op (
* Scope (DEB) { ... }
*/
- ACPI_REPORT_WARNING (("Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n",
+ ACPI_REPORT_WARNING ((
+ "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n",
buffer_ptr, acpi_ut_get_type_name (node->type)));
node->type = ACPI_TYPE_ANY;
@@ -593,7 +614,8 @@ acpi_ds_load2_begin_op (
/* All other types are an error */
- ACPI_REPORT_ERROR (("Invalid type (%s) for target of Scope operator [%4.4s]\n",
+ ACPI_REPORT_ERROR ((
+ "Invalid type (%s) for target of Scope operator [%4.4s]\n",
acpi_ut_get_type_name (node->type), buffer_ptr));
return (AE_AML_OPERAND_TYPE);
@@ -621,8 +643,9 @@ acpi_ds_load2_begin_op (
/*
* Enter the named type into the internal namespace. We enter the name
- * as we go downward in the parse tree. Any necessary subobjects that involve
- * arguments to the opcode must be created as we go back up the parse tree later.
+ * as we go downward in the parse tree. Any necessary subobjects that
+ * involve arguments to the opcode must be created as we go back up the
+ * parse tree later.
*
* Note: Name may already exist if we are executing a deferred opcode.
*/
@@ -635,7 +658,8 @@ acpi_ds_load2_begin_op (
}
status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type,
- ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, walk_state, &(node));
+ ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH,
+ walk_state, &(node));
break;
}
@@ -678,8 +702,6 @@ acpi_ds_load2_begin_op (
* FUNCTION: acpi_ds_load2_end_op
*
* PARAMETERS: walk_state - Current state of the parse tree walk
- * Op - Op that has been just been completed in the
- * walk; Arguments have now been evaluated.
*
* RETURN: Status
*
@@ -738,7 +760,8 @@ acpi_ds_load2_end_op (
/* Pop the scope stack */
- if (acpi_ns_opens_scope (object_type) && (op->common.aml_opcode != AML_INT_METHODCALL_OP)) {
+ if (acpi_ns_opens_scope (object_type) &&
+ (op->common.aml_opcode != AML_INT_METHODCALL_OP)) {
ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s) Popping scope for Op %p\n",
acpi_ut_get_type_name (object_type), op));
@@ -803,7 +826,7 @@ acpi_ds_load2_end_op (
case AML_INDEX_FIELD_OP:
status = acpi_ds_create_index_field (op, (acpi_handle) arg->common.node,
- walk_state);
+ walk_state);
break;
case AML_BANK_FIELD_OP:
@@ -884,14 +907,16 @@ acpi_ds_load2_end_op (
#ifndef ACPI_NO_METHOD_EXECUTION
case AML_REGION_OP:
/*
- * The op_region is not fully parsed at this time. Only valid argument is the space_id.
- * (We must save the address of the AML of the address and length operands)
+ * The op_region is not fully parsed at this time. Only valid
+ * argument is the space_id. (We must save the address of the
+ * AML of the address and length operands)
*/
/*
* If we have a valid region, initialize it
* Namespace is NOT locked at this point.
*/
- status = acpi_ev_initialize_region (acpi_ns_get_attached_object (node), FALSE);
+ status = acpi_ev_initialize_region (acpi_ns_get_attached_object (node),
+ FALSE);
if (ACPI_FAILURE (status)) {
/*
* If AE_NOT_EXIST is returned, it is not fatal
@@ -942,15 +967,16 @@ acpi_ds_load2_end_op (
if (ACPI_SUCCESS (status)) {
/*
* Make sure that what we found is indeed a method
- * We didn't search for a method on purpose, to see if the name would resolve
+ * We didn't search for a method on purpose, to see if the name
+ * would resolve
*/
if (new_node->type != ACPI_TYPE_METHOD) {
status = AE_AML_OPERAND_TYPE;
}
- /* We could put the returned object (Node) on the object stack for later, but
- * for now, we will put it in the "op" object that the parser uses, so we
- * can get it again at the end of this scope
+ /* We could put the returned object (Node) on the object stack for
+ * later, but for now, we will put it in the "op" object that the
+ * parser uses, so we can get it again at the end of this scope
*/
op->common.node = new_node;
}
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