ladybird/Kernel/ACPI/Initialize.cpp

36 lines
780 B
C++

/*
* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/ACPI/DynamicParser.h>
#include <Kernel/CommandLine.h>
#include <Kernel/Sections.h>
namespace Kernel::ACPI {
UNMAP_AFTER_INIT void initialize()
{
auto feature_level = kernel_command_line().acpi_feature_level();
if (feature_level == AcpiFeatureLevel::Disabled)
return;
auto rsdp = StaticParsing::find_rsdp();
if (!rsdp.has_value())
return;
if (feature_level == AcpiFeatureLevel::Enabled)
Parser::initialize<DynamicParser>(rsdp.value());
else
Parser::initialize<Parser>(rsdp.value());
}
bool is_enabled()
{
return Parser::the();
}
}