diff --git a/drivers/char/epca.h b/drivers/char/epca.h
new file mode 100644
index 0000000..52205ef
--- /dev/null
+++ b/drivers/char/epca.h
@@ -0,0 +1,165 @@
+#define XEMPORTS    0xC02
+#define XEPORTS     0xC22
+
+#define MAX_ALLOC   0x100
+
+#define MAXBOARDS   12
+#define FEPCODESEG  0x0200L
+#define FEPCODE     0x2000L
+#define BIOSCODE    0xf800L
+
+#define MISCGLOBAL  0x0C00L
+#define NPORT       0x0C22L
+#define MBOX        0x0C40L
+#define PORTBASE    0x0C90L
+
+/* Begin code defines used for epca_setup */
+
+#define INVALID_BOARD_TYPE   0x1
+#define INVALID_NUM_PORTS    0x2
+#define INVALID_MEM_BASE     0x4
+#define INVALID_PORT_BASE    0x8
+#define INVALID_BOARD_STATUS 0x10
+#define INVALID_ALTPIN       0x20
+
+/* End code defines used for epca_setup */
+
+
+#define FEPCLR      0x00
+#define FEPMEM      0x02
+#define FEPRST      0x04
+#define FEPINT      0x08
+#define	FEPMASK     0x0e
+#define	FEPWIN      0x80
+
+#define PCXE    0
+#define PCXEVE  1
+#define PCXEM   2   
+#define EISAXEM 3
+#define PC64XE  4
+#define PCXI    5
+#define PCIXEM  7
+#define PCICX   8
+#define PCIXR   9
+#define PCIXRJ  10
+#define EPCA_NUM_TYPES 6
+
+
+static char *board_desc[] = 
+{
+	"PC/Xe",
+	"PC/Xeve",
+	"PC/Xem",
+	"EISA/Xem",
+	"PC/64Xe",
+	"PC/Xi",
+	"unknown",
+	"PCI/Xem",
+	"PCI/CX",
+	"PCI/Xr",
+	"PCI/Xrj",
+};
+
+#define STARTC      021
+#define STOPC       023
+#define IAIXON      0x2000
+
+
+#define TXSTOPPED  0x1
+#define LOWWAIT    0x2
+#define EMPTYWAIT  0x4
+#define RXSTOPPED  0x8
+#define TXBUSY     0x10
+
+#define DISABLED   0
+#define ENABLED    1
+#define OFF        0
+#define ON         1
+
+#define FEPTIMEOUT 200000  
+#define SERIAL_TYPE_NORMAL  1
+#define SERIAL_TYPE_INFO    3
+#define EPCA_EVENT_HANGUP   1
+#define EPCA_MAGIC          0x5c6df104L
+
+struct channel 
+{
+	long   magic;
+	unchar boardnum;
+	unchar channelnum;
+	unchar omodem;         /* FEP output modem status     */
+	unchar imodem;         /* FEP input modem status      */
+	unchar modemfake;      /* Modem values to be forced   */
+	unchar modem;          /* Force values                */
+	unchar hflow;
+	unchar dsr;
+	unchar dcd;
+	unchar m_rts ; 		/* The bits used in whatever FEP */
+	unchar m_dcd ;		/* is indiginous to this board to */
+	unchar m_dsr ;		/* represent each of the physical */
+	unchar m_cts ;		/* handshake lines */
+	unchar m_ri ;
+	unchar m_dtr ;
+	unchar stopc;
+	unchar startc;
+	unchar stopca;
+	unchar startca;
+	unchar fepstopc;
+	unchar fepstartc;
+	unchar fepstopca;
+	unchar fepstartca;
+	unchar txwin;
+	unchar rxwin;
+	ushort fepiflag;
+	ushort fepcflag;
+	ushort fepoflag;
+	ushort txbufhead;
+	ushort txbufsize;
+	ushort rxbufhead;
+	ushort rxbufsize;
+	int    close_delay;
+	int    count;
+	int    blocked_open;
+	ulong  event;
+	int    asyncflags;
+	uint   dev;
+	ulong  statusflags;
+	ulong  c_iflag;
+	ulong  c_cflag;
+	ulong  c_lflag;
+	ulong  c_oflag;
+	unchar *txptr;
+	unchar *rxptr;
+	unchar *tmp_buf;
+	struct board_info           *board;
+	volatile struct board_chan  *brdchan;
+	struct digi_struct          digiext;
+	struct tty_struct           *tty;
+	wait_queue_head_t           open_wait;
+	wait_queue_head_t           close_wait;
+	struct work_struct            tqueue;
+	volatile struct global_data *mailbox;
+};
+
+struct board_info	
+{
+	unchar status;
+	unchar type;
+	unchar altpin;
+	ushort numports;
+	unchar *port;
+	unchar *membase;
+	unchar __iomem *re_map_port;
+	unchar *re_map_membase;
+	ulong  memory_seg;
+	void ( * memwinon )	(struct board_info *, unsigned int) ;
+	void ( * memwinoff ) 	(struct board_info *, unsigned int) ;
+	void ( * globalwinon )	(struct channel *) ;
+	void ( * txwinon ) 	(struct channel *) ;
+	void ( * rxwinon )	(struct channel *) ;
+	void ( * memoff )	(struct channel *) ;
+	void ( * assertgwinon )	(struct channel *) ;
+	void ( * assertmemoff )	(struct channel *) ;
+	unchar poller_inhibited ;
+};
+