Kernel: Move ACPI to its own directory and namespace

2024-04-04 15:00:13 +03:00
parent 7d34bd8f82
commit e0011d22f2
10 changed files with 170 additions and 161 deletions
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <BAN/Vector.h>
+#include <kernel/ACPI/AML.h>
+#include <kernel/ACPI/Headers.h>
+#include <kernel/Memory/Types.h>
+
+namespace Kernel::ACPI
+{
+
+	class ACPI
+	{
+	public:
+		static BAN::ErrorOr<void> initialize();
+		static ACPI& get();
+
+		const SDTHeader* get_header(BAN::StringView signature, uint32_t index);
+
+	private:
+		ACPI() = default;
+		BAN::ErrorOr<void> initialize_impl();
+
+	private:
+		paddr_t m_header_table_paddr = 0;
+		vaddr_t m_header_table_vaddr = 0;
+		uint32_t m_entry_size = 0;
+
+		struct MappedPage
+		{
+			Kernel::paddr_t paddr;
+			Kernel::vaddr_t vaddr;
+
+			SDTHeader* as_header() { return (SDTHeader*)vaddr; }
+		};
+		BAN::Vector<MappedPage> m_mapped_headers;
+	};
+
+}