#ifndef PCI_REGS_H
#define PCI_REGS_H

// Header types 
#define PCI_HEADER_TYPE_DEV			0
#define PCI_HEADER_TYPE_BRIDGE		1
#define PCI_HEADER_TYPE_CARDBUS		2

// Header type 0 and 1
#define PCI_VENDOR_ID		 			0x00
#define PCI_DEVICE_ID 					0x02
#define PCI_COMMAND 					0x04
#define PCI_STATUS 						0x06
#define PCI_REVISION_ID 				0x08
#define PCI_PROG_IF						0x09
#define PCI_SUB_CLASS					0x0A
#define PCI_BASE_CLASS					0x0B
#define PCI_CACHE_LINE_SIZE				0x0C
#define PCI_LATENCY_TIMER				0x0D
#define PCI_HEADER_TYPE					0x0E
#define PCI_BIST						0x0F

#define PCI_BASE_ADDR_0 				0x10
#define PCI_BASE_ADDR_1 				0x14

// Header type 0
#define PCI_BASE_ADDR_2 				0x18
#define PCI_BASE_ADDR_3 				0x1B
#define PCI_BASE_ADDR_4 				0x20
#define PCI_BASE_ADDR_5 				0x24

#define PCI_CARDBUS_CIS_PTR				0x28
#define PCI_SUBSYSTEM_VENDOR_ID			0x2C
#define PCI_SUBSYSTEM_ID				0x2E
#define PCI_EXP_ROM_BASE				0x30
#define PCI_CAP_PTR						0x34
#define PCI_INT_LINE					0x3C
#define PCI_INT_PIN						0x3D
#define PCI_MIN_GNT						0x3E
#define PCI_MAX_LAT						0x3F

// Header type 1
#define PCI_BRIDGE_PRIM_BUS_NUM 		0x18
#define PCI_BRIDGE_SEC_BUS_NUM 			0x19
#define PCI_BRIDGE_SUBORD_BUS_NUM 		0x1A
#define PCI_BRIDGE_SEC_LATENCY_TIMER 	0x1B
#define PCI_BRIDGE_IO_BASE 				0x1C
#define PCI_BRIDGE_IO_LIMIT 			0x1D
#define PCI_BRIDGE_SEC_STATUS 			0x1E
#define PCI_BRIDGE_MEMORY_BASE			0x20
#define PCI_BRIDGE_MEMORY_LIMIT			0x22
#define PCI_BRIDGE_PREF_MEMORY_BASE		0x24
#define PCI_BRIDGE_PREF_MEMORY_LIMIT	0x26
#define PCI_BRIDGE_PREF_MEMORY_BASE_UP	0x28
#define PCI_BRIDGE_PREF_MEMORY_LIMIT_UP	0x2C
#define PCI_BRIDGE_IO_BASE_UP			0x30
#define PCI_BRIDGE_IO_LIMIT_UP 			0x32
#define PCI_BRIDGE_EXP_ROM_BASE			0x38
#define PCI_BRIDGE_INT_LINE				0x3C
#define PCI_BRIDGE_INT_PIN				0x3D
#define PCI_BRIDGE_CTL					0x3E






/*  // from psycho spec.
Reserved             0x28-0x2F n/a
Expansion ROM        0x30      4 bytes
Reserved             0x34-0x3B n/a
Interrupt Line       0x3C      1 byte
Interrupt Pin        0x3D      1 byte
MIN_GNT              0x3E      1 byte
MAX_LAT              0x3F      1 byte*/


#endif