void acpi_db_display_template(char *buffer_arg)
{
struct acpi_namespace_node *node;
acpi_status status;
struct acpi_buffer return_buffer;
/* Translate buffer_arg to an Named object */
node = acpi_db_convert_to_node(buffer_arg);
if (!node || (node == acpi_gbl_root_node)) {
acpi_os_printf("Invalid argument: %s\n", buffer_arg);
return;
}
/* We must have a buffer object */
if (node->type != ACPI_TYPE_BUFFER) {
acpi_os_printf
("Not a Buffer object, cannot be a template: %s\n",
buffer_arg);
return;
}
return_buffer.length = ACPI_DEBUG_BUFFER_SIZE;
return_buffer.pointer = acpi_gbl_db_buffer;
/* Attempt to convert the raw buffer to a resource list */
status = acpi_rs_create_resource_list(node->object, &return_buffer);
acpi_db_set_output_destination(ACPI_DB_REDIRECTABLE_OUTPUT);
acpi_dbg_level |= ACPI_LV_RESOURCES;
if (ACPI_FAILURE(status)) {
acpi_os_printf
("Could not convert Buffer to a resource list: %s, %s\n",
buffer_arg, acpi_format_exception(status));
goto dump_buffer;
}
/* Now we can dump the resource list */
acpi_rs_dump_resource_list(ACPI_CAST_PTR(struct acpi_resource,
return_buffer.pointer));
dump_buffer:
acpi_os_printf("\nRaw data buffer:\n");
acpi_ut_debug_dump_buffer((u8 *)node->object->buffer.pointer,
node->object->buffer.length,
DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
acpi_db_set_output_destination(ACPI_DB_CONSOLE_OUTPUT);
return;
}
acpi_status
acpi_rs_get_prs_method_data (
acpi_handle handle,
acpi_buffer *ret_buffer)
{
acpi_operand_object *ret_obj;
acpi_status status;
u32 buffer_space_needed = ret_buffer->length;
FUNCTION_TRACE ("Rs_get_prs_method_data");
/* already validated params, so we won't repeat here */
/*
* Execute the method, no parameters
*/
status = acpi_ns_evaluate_relative (handle, "_PRS", NULL, &ret_obj);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
}
if (!ret_obj) {
/* Return object is required */
ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No object was returned from _PRS\n"));
return_ACPI_STATUS (AE_TYPE);
}
/*
* The return object will be a buffer, but check the
* parameters. If the return object is not a buffer,
* then the underlying AML code is corrupt or improperly
* written..
*/
if (ACPI_TYPE_BUFFER != ret_obj->common.type) {
status = AE_AML_OPERAND_TYPE;
goto cleanup;
}
/*
* Make the call to create a resource linked list from the
* byte stream buffer that comes back from the _CRS method
* execution.
*/
status = acpi_rs_create_resource_list (ret_obj, ret_buffer->pointer,
&buffer_space_needed);
/*
* Tell the user how much of the buffer we have used or is needed
* and return the final status.
*/
ret_buffer->length = buffer_space_needed;
/* On exit, we must delete the object returned by evaluate_object */
cleanup:
acpi_ut_remove_reference (ret_obj);
return_ACPI_STATUS (status);
}
