forked from Bananymous/banan-os
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
#pragma once
|
|
|
|
#include <BAN/Bitcast.h>
|
|
#include <BAN/ByteSpan.h>
|
|
#include <BAN/Function.h>
|
|
#include <BAN/HashMap.h>
|
|
#include <BAN/Iteration.h>
|
|
|
|
#include <kernel/ACPI/AML/Node.h>
|
|
|
|
namespace Kernel::ACPI::AML
|
|
{
|
|
|
|
struct Namespace
|
|
{
|
|
BAN_NON_COPYABLE(Namespace);
|
|
BAN_NON_MOVABLE(Namespace);
|
|
public:
|
|
Namespace() = default;
|
|
~Namespace();
|
|
|
|
static BAN::ErrorOr<void> initialize_root_namespace();
|
|
static Namespace& root_namespace();
|
|
|
|
// this has to be called after initalizing ACPI namespace
|
|
BAN::ErrorOr<void> initalize_op_regions();
|
|
|
|
BAN::ErrorOr<void> parse(BAN::ConstByteSpan);
|
|
|
|
BAN::ErrorOr<Node> evaluate(BAN::StringView);
|
|
|
|
// returns empty scope if object already exited
|
|
BAN::ErrorOr<Scope> add_named_object(const Scope& scope, const NameString& name_string, Node&& node);
|
|
BAN::ErrorOr<Scope> add_named_object(const Scope& scope, const NameString& name_string, Reference* reference);
|
|
|
|
BAN::ErrorOr<void> remove_named_object(const Scope& absolute_path);
|
|
|
|
// node is nullptr if it is not found
|
|
struct FindResult
|
|
{
|
|
Scope path;
|
|
Reference* node { nullptr };
|
|
};
|
|
BAN::ErrorOr<FindResult> find_named_object(const Scope& scope, const NameString& name_string, bool force_absolute = false);
|
|
|
|
BAN::ErrorOr<void> for_each_child(const Scope&, const BAN::Function<BAN::Iteration(BAN::StringView, Reference*)>&);
|
|
BAN::ErrorOr<void> for_each_child(const Scope&, const BAN::Function<BAN::Iteration(const Scope&, Reference*)>&);
|
|
|
|
private:
|
|
BAN::ErrorOr<Scope> resolve_path(const Scope& scope, const NameString& name_string);
|
|
|
|
BAN::ErrorOr<void> initialize_scope(const Scope& scope);
|
|
|
|
BAN::ErrorOr<void> opregion_call_reg(const Scope& scope, const Node& opregion);
|
|
|
|
private:
|
|
bool m_has_parsed_namespace { false };
|
|
BAN::HashMap<Scope, Reference*> m_named_objects;
|
|
BAN::HashMap<Scope, uint32_t> m_called_reg_bitmaps;
|
|
};
|
|
|
|
}
|