banan-os/kernel/include/kernel/ACPI/AML/Notify.h

67 lines
1.8 KiB
C++

#pragma once
#include <kernel/ACPI/AML/Device.h>
#include <kernel/ACPI/AML/ParseContext.h>
#include <kernel/ACPI/AML/Processor.h>
#include <kernel/ACPI/AML/ThermalZone.h>
namespace Kernel::ACPI::AML
{
struct Notify
{
static ParseResult parse(ParseContext& context)
{
ASSERT(context.aml_data.size() >= 1);
ASSERT(static_cast<Byte>(context.aml_data[0]) == Byte::NotifyOp);
context.aml_data = context.aml_data.slice(1);
auto object_result = AML::parse_object(context);
if (!object_result.success())
return ParseResult::Failure;
auto object = object_result.node();
if (!object)
{
AML_ERROR("Notify object is null");
return ParseResult::Failure;
}
auto value_result = AML::parse_object(context);
if (!value_result.success())
return ParseResult::Failure;
auto value = value_result.node() ? value_result.node()->as_integer() : BAN::RefPtr<AML::Integer>();
if (!value)
{
AML_ERROR("Notify value is not an integer");
return ParseResult::Failure;
}
BAN::StringView object_type_sv;
BAN::StringView object_name_sv;
switch (object->type)
{
case AML::Node::Type::Device:
object_type_sv = "Device"_sv;
object_name_sv = static_cast<AML::Device*>(object.ptr())->name.sv();
break;
case AML::Node::Type::Processor:
object_type_sv = "Processor"_sv;
object_name_sv = static_cast<AML::Processor*>(object.ptr())->name.sv();
break;
case AML::Node::Type::ThermalZone:
object_type_sv = "ThermalZone"_sv;
object_name_sv = static_cast<AML::ThermalZone*>(object.ptr())->name.sv();
break;
default:
object_type_sv = "Unknown"_sv;
object_name_sv = "????"_sv;
break;
}
AML_TODO("Notify: {} {}: {2H}", object_type_sv, object_name_sv, value->value);
return ParseResult::Success;
}
};
}