acpi_status acpi_ds_method_data_init_args ( acpi_operand_object **params, u32 max_param_count, acpi_walk_state *walk_state) { acpi_status status; u32 mindex; u32 pindex; FUNCTION_TRACE_PTR ("Ds_method_data_init_args", params); if (!params) { ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "No param list passed to method\n")); return_ACPI_STATUS (AE_OK); } /* Copy passed parameters into the new method stack frame */ for (pindex = mindex = 0; (mindex < MTH_NUM_ARGS) && (pindex < max_param_count); mindex++) { if (params[pindex]) { /* * A valid parameter. * Set the current method argument to the * Params[Pindex++] argument object descriptor */ status = acpi_ds_store_object_to_local (AML_ARG_OP, mindex, params[pindex], walk_state); if (ACPI_FAILURE (status)) { break; } pindex++; } else { break; } } ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%d args passed to method\n", pindex)); return_ACPI_STATUS (AE_OK); }
acpi_status acpi_ex_store(union acpi_operand_object *source_desc, union acpi_operand_object *dest_desc, struct acpi_walk_state *walk_state) { acpi_status status = AE_OK; union acpi_operand_object *ref_desc = dest_desc; ACPI_FUNCTION_TRACE_PTR(ex_store, dest_desc); /* Validate parameters */ if (!source_desc || !dest_desc) { ACPI_ERROR((AE_INFO, "Null parameter")); return_ACPI_STATUS(AE_AML_NO_OPERAND); } /* dest_desc can be either a namespace node or an ACPI object */ if (ACPI_GET_DESCRIPTOR_TYPE(dest_desc) == ACPI_DESC_TYPE_NAMED) { /* * Dest is a namespace node, * Storing an object into a Named node. */ status = acpi_ex_store_object_to_node(source_desc, (struct acpi_namespace_node *) dest_desc, walk_state, ACPI_IMPLICIT_CONVERSION); return_ACPI_STATUS(status); } /* Destination object must be a Reference or a Constant object */ switch (ACPI_GET_OBJECT_TYPE(dest_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: break; case ACPI_TYPE_INTEGER: /* Allow stores to Constants -- a Noop as per ACPI spec */ if (dest_desc->common.flags & AOPOBJ_AML_CONSTANT) { return_ACPI_STATUS(AE_OK); } /*lint -fallthrough */ default: /* Destination is not a Reference object */ ACPI_ERROR((AE_INFO, "Target is not a Reference or Constant object - %s [%p]", acpi_ut_get_object_type_name(dest_desc), dest_desc)); ACPI_DUMP_STACK_ENTRY(source_desc); ACPI_DUMP_STACK_ENTRY(dest_desc); ACPI_DUMP_OPERANDS(&dest_desc, ACPI_IMODE_EXECUTE, "ExStore", 2, "Target is not a Reference or Constant object"); return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* * Examine the Reference opcode. 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_NAME_OP: case AML_REF_OF_OP: /* Storing an object into a Name "container" */ status = acpi_ex_store_object_to_node(source_desc, ref_desc->reference. object, walk_state, ACPI_IMPLICIT_CONVERSION); break; case AML_INDEX_OP: /* Storing to an Index (pointer into a packager or buffer) */ status = acpi_ex_store_object_to_index(source_desc, ref_desc, walk_state); break; case AML_LOCAL_OP: case AML_ARG_OP: /* Store to a method local/arg */ status = acpi_ds_store_object_to_local(ref_desc->reference.opcode, ref_desc->reference.offset, source_desc, walk_state); break; case AML_DEBUG_OP: /* * Storing to the Debug object causes the value stored to be * displayed and otherwise has no effect -- see ACPI Specification */ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "**** Write to Debug Object: Object %p %s ****:\n\n", source_desc, acpi_ut_get_object_type_name(source_desc))); acpi_ex_do_debug_object(source_desc, 0, 0); break; default: ACPI_ERROR((AE_INFO, "Unknown Reference opcode %X", ref_desc->reference.opcode)); ACPI_DUMP_ENTRY(ref_desc, ACPI_LV_ERROR); status = AE_AML_INTERNAL; break; } return_ACPI_STATUS(status); }
void acpi_db_set_method_data ( NATIVE_CHAR *type_arg, NATIVE_CHAR *index_arg, NATIVE_CHAR *value_arg) { NATIVE_CHAR type; u32 index; u32 value; acpi_walk_state *walk_state; acpi_operand_object *obj_desc; /* Validate Type_arg */ STRUPR (type_arg); type = type_arg[0]; if ((type != 'L') && (type != 'A')) { acpi_os_printf ("Invalid SET operand: %s\n", type_arg); return; } /* Get the index and value */ index = STRTOUL (index_arg, NULL, 16); value = STRTOUL (value_arg, NULL, 16); walk_state = acpi_ds_get_current_walk_state (acpi_gbl_current_walk_list); if (!walk_state) { acpi_os_printf ("There is no method currently executing\n"); return; } /* Create and initialize the new object */ obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); if (!obj_desc) { acpi_os_printf ("Could not create an internal object\n"); return; } obj_desc->integer.value = value; /* Store the new object into the target */ switch (type) { case 'A': /* Set a method argument */ if (index > MTH_NUM_ARGS) { acpi_os_printf ("Arg%d - Invalid argument name\n", index); return; } acpi_ds_store_object_to_local (AML_ARG_OP, index, obj_desc, walk_state); obj_desc = walk_state->arguments[index].object; acpi_os_printf ("Arg%d: ", index); acpi_db_display_internal_object (obj_desc, walk_state); break; case 'L': /* Set a method local */ if (index > MTH_NUM_LOCALS) { acpi_os_printf ("Local%d - Invalid local variable name\n", index); return; } acpi_ds_store_object_to_local (AML_LOCAL_OP, index, obj_desc, walk_state); obj_desc = walk_state->local_variables[index].object; acpi_os_printf ("Local%d: ", index); acpi_db_display_internal_object (obj_desc, walk_state); break; default: break; } }
acpi_status acpi_ex_store ( union acpi_operand_object *source_desc, union acpi_operand_object *dest_desc, struct acpi_walk_state *walk_state) { acpi_status status = AE_OK; union acpi_operand_object *ref_desc = dest_desc; ACPI_FUNCTION_TRACE_PTR ("ex_store", dest_desc); /* Validate parameters */ if (!source_desc || !dest_desc) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null parameter\n")); return_ACPI_STATUS (AE_AML_NO_OPERAND); } /* dest_desc can be either a namespace node or an ACPI object */ if (ACPI_GET_DESCRIPTOR_TYPE (dest_desc) == ACPI_DESC_TYPE_NAMED) { /* * Dest is a namespace node, * Storing an object into a Named node. */ status = acpi_ex_store_object_to_node (source_desc, (struct acpi_namespace_node *) dest_desc, walk_state, ACPI_IMPLICIT_CONVERSION); return_ACPI_STATUS (status); } /* Destination object must be a Reference or a Constant object */ switch (ACPI_GET_OBJECT_TYPE (dest_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: break; case ACPI_TYPE_INTEGER: /* Allow stores to Constants -- a Noop as per ACPI spec */ if (dest_desc->common.flags & AOPOBJ_AML_CONSTANT) { return_ACPI_STATUS (AE_OK); } /*lint -fallthrough */ default: /* Destination is not a Reference object */ ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Target is not a Reference or Constant object - %s [%p]\n", acpi_ut_get_object_type_name (dest_desc), dest_desc)); ACPI_DUMP_STACK_ENTRY (source_desc); ACPI_DUMP_STACK_ENTRY (dest_desc); ACPI_DUMP_OPERANDS (&dest_desc, ACPI_IMODE_EXECUTE, "ex_store", 2, "Target is not a Reference or Constant object"); return_ACPI_STATUS (AE_AML_OPERAND_TYPE); } /* * Examine the Reference opcode. 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_NAME_OP: case AML_REF_OF_OP: /* Storing an object into a Name "container" */ status = acpi_ex_store_object_to_node (source_desc, ref_desc->reference.object, walk_state, ACPI_IMPLICIT_CONVERSION); break; case AML_INDEX_OP: /* Storing to an Index (pointer into a packager or buffer) */ status = acpi_ex_store_object_to_index (source_desc, ref_desc, walk_state); break; case AML_LOCAL_OP: case AML_ARG_OP: /* Store to a method local/arg */ status = acpi_ds_store_object_to_local (ref_desc->reference.opcode, ref_desc->reference.offset, source_desc, walk_state); break; case AML_DEBUG_OP: /* * Storing to the Debug object causes the value stored to be * displayed and otherwise has no effect -- see ACPI Specification */ ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "**** Write to Debug Object: Object %p %s ****:\n\n", source_desc, acpi_ut_get_object_type_name (source_desc))); ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %s: ", acpi_ut_get_object_type_name (source_desc))); if (!acpi_ut_valid_internal_object (source_desc)) { ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%p, Invalid Internal Object!\n", source_desc)); break; } switch (ACPI_GET_OBJECT_TYPE (source_desc)) { case ACPI_TYPE_INTEGER: if (acpi_gbl_integer_byte_width == 4) { ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n", (u32) source_desc->integer.value)); } else { ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X%8.8X\n", ACPI_FORMAT_UINT64 (source_desc->integer.value))); } break; case ACPI_TYPE_BUFFER: ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]", (u32) source_desc->buffer.length)); ACPI_DUMP_BUFFER (source_desc->buffer.pointer, (source_desc->buffer.length < 32) ? source_desc->buffer.length : 32); break; case ACPI_TYPE_STRING: ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n", source_desc->string.length, source_desc->string.pointer)); break; case ACPI_TYPE_PACKAGE: ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] Elements Ptr - %p\n", source_desc->package.count, source_desc->package.elements)); break; default: ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%p\n", source_desc)); break; } ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "\n")); break; default: ACPI_REPORT_ERROR (("ex_store: Unknown Reference opcode %X\n", ref_desc->reference.opcode)); ACPI_DUMP_ENTRY (ref_desc, ACPI_LV_ERROR); status = AE_AML_INTERNAL; break; } return_ACPI_STATUS (status); }