1 files changed, 55 insertions, 0 deletions
diff --git a/kernel/include/madt.h b/kernel/include/madt.h
new file mode 100644
index 0000000..de3eb95
--- /dev/null
+++ b/kernel/include/madt.h
@@ -0,0 +1,55 @@
+#ifndef MADT_H
+#define MADT_H
+
+#include <rsdp.h>
+
+struct MADT {
+	struct ACPI_header h;
+	uint32_t lacpi_addr;
+	uint32_t flags;
+} __attribute__((packed));
+
+struct MADT_type_header  {
+	uint8_t type;
+	uint8_t len;
+} __attribute__((packed));
+
+struct MADT_cpu_local_apic {
+	struct MADT_type_header h;
+	uint8_t acpi_id;
+	uint8_t apic_id;
+	uint32_t flags;
+} __attribute__((packed));
+
+struct MADT_io_apic {
+	struct MADT_type_header h;
+	uint8_t apic_id;
+	uint8_t reserved;
+	uint32_t io_apic_addr;
+	uint32_t int_base;
+} __attribute__((packed));
+
+struct MADT_io_apic_int {
+	struct MADT_type_header h;
+	uint8_t bus_source;
+	uint8_t irq_source;
+	uint32_t global_sys_int;
+	uint16_t flags;
+} __attribute__((packed));
+
+struct MADT_lapic_nmi {
+	struct MADT_type_header h;
+	uint8_t acpi_cpu_id;
+	uint16_t flags;
+	uint8_t lint;
+} __attribute__((packed));
+
+struct MADT_lapic_addr {
+	struct MADT_type_header h;
+	uint16_t reserved;
+	uint64_t phys_addr;
+} __attribute__((packed));
+
+void parse_madt(void);
+
+#endif