diff --git a/src/add-ons/kernel/bus_managers/pci/pci_controller.h b/src/add-ons/kernel/bus_managers/pci/pci_controller.h
new file mode 100644
index 0000000000..0c39c35106
--- /dev/null
+++ b/src/add-ons/kernel/bus_managers/pci/pci_controller.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2006, Marcus Overhagen. All rights reserved.
+ *
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef __PCI_CONTROLLER_H
+#define __PCI_CONTROLLER_H
+
+#include <SupportDefs.h>
+
+typedef struct pci_controller
+{
+	// read PCI config space
+	status_t	(*read_pci_config)(void *cookie, 
+				uint8 bus, uint8 device, uint8 function,
+				uint8 offset, uint8 size, uint32 *value);
+
+	// write PCI config space
+	status_t	(*write_pci_config)(void *cookie, 
+				uint8 bus, uint8 device, uint8 function,
+				uint8 offset, uint8 size, uint32 value);
+				
+	status_t	(*get_max_bus_devices)(void *cookie, int32 *count);
+	
+	status_t	(*read_pci_irq)(void *cookie,
+				uint8 bus, uint8 device, uint8 function, 
+				uint8 pin, uint8 *irq);
+
+	status_t	(*write_pci_irq)(void *cookie,
+				uint8 bus, uint8 device, uint8 function, 
+				uint8 pin, uint8 irq);
+
+} pci_controller;
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+status_t	pci_controller_init(void);
+status_t	pci_controller_add(pci_controller *controller, void *cookie);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif