Started ACPI driver

1 files changed, 42 insertions, 0 deletions

diff --git a/kernel/inc/acpi.h b/kernel/inc/acpi.h
new file mode 100644
index 0000000..f620d55
--- /dev/null
+++ b/kernel/inc/acpi.h
@@ -0,0 +1,42 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#ifndef ACPI_H
+#define ACPI_H
+
+#include <def.h>
+
+#define RSDP_MAGIC "RSD PTR "
+#define RSDT_MAGIC "RSDT"
+
+struct sdt_header {
+	char signature[4];
+	u32 length;
+	u8 revision;
+	u8 checksum;
+	char oem_id[6];
+	char oem_table_id[8];
+	u32 oem_revision;
+	u32 creator_id;
+	u32 creator_revision;
+};
+
+struct sdp_header {
+	char signature[8];
+	u8 checksum;
+	char oem_id[6];
+	u8 revision;
+};
+
+struct rsdt {
+	struct sdt_header header;
+	u32 sdt_pointer[];
+};
+
+struct rsdp {
+	struct sdp_header header;
+	struct rsdt *rsdt;
+};
+
+void acpi_install();
+
+#endif