diff --git a/drivers/net/depca.h b/drivers/net/depca.h
new file mode 100644
index 0000000..1178527
--- /dev/null
+++ b/drivers/net/depca.h
@@ -0,0 +1,185 @@
+/*
+    Written 1994 by David C. Davies.
+
+    Copyright 1994 David C. Davies. This software may be used and distributed
+    according to the terms of the GNU General Public License, incorporated herein by
+    reference.
+*/
+
+/*
+** I/O addresses. Note that the 2k buffer option is not supported in
+** this driver.
+*/
+#define DEPCA_NICSR ioaddr+0x00   /* Network interface CSR */
+#define DEPCA_RBI   ioaddr+0x02   /* RAM buffer index (2k buffer mode) */
+#define DEPCA_DATA  ioaddr+0x04   /* LANCE registers' data port */
+#define DEPCA_ADDR  ioaddr+0x06   /* LANCE registers' address port */
+#define DEPCA_HBASE ioaddr+0x08   /* EISA high memory base address reg. */
+#define DEPCA_PROM  ioaddr+0x0c   /* Ethernet address ROM data port */
+#define DEPCA_CNFG  ioaddr+0x0c   /* EISA Configuration port */
+#define DEPCA_RBSA  ioaddr+0x0e   /* RAM buffer starting address (2k buff.) */
+
+/*
+** These are LANCE registers addressable through DEPCA_ADDR 
+*/
+#define CSR0       0
+#define CSR1       1
+#define CSR2       2
+#define CSR3       3
+
+/* 
+** NETWORK INTERFACE CSR (NI_CSR) bit definitions 
+*/
+ 
+#define TO       	0x0100	/* Time Out for remote boot */
+#define SHE      	0x0080  /* SHadow memory Enable */
+#define BS       	0x0040  /* Bank Select */
+#define BUF      	0x0020	/* BUFfer size (1->32k, 0->64k) */
+#define RBE      	0x0010	/* Remote Boot Enable (1->net boot) */
+#define AAC      	0x0008  /* Address ROM Address Counter (1->enable) */
+#define _128KB      	0x0008  /* 128kB Network RAM (1->enable) */
+#define IM       	0x0004	/* Interrupt Mask (1->mask) */
+#define IEN      	0x0002	/* Interrupt tristate ENable (1->enable) */
+#define LED      	0x0001	/* LED control */
+
+/* 
+** Control and Status Register 0 (CSR0) bit definitions 
+*/
+
+#define ERR     	0x8000 	/* Error summary */
+#define BABL    	0x4000 	/* Babble transmitter timeout error  */
+#define CERR    	0x2000 	/* Collision Error */
+#define MISS    	0x1000 	/* Missed packet */
+#define MERR    	0x0800 	/* Memory Error */
+#define RINT    	0x0400 	/* Receiver Interrupt */
+#define TINT    	0x0200 	/* Transmit Interrupt */
+#define IDON    	0x0100 	/* Initialization Done */
+#define INTR    	0x0080 	/* Interrupt Flag */
+#define INEA    	0x0040 	/* Interrupt Enable */
+#define RXON    	0x0020 	/* Receiver on */
+#define TXON    	0x0010 	/* Transmitter on */
+#define TDMD    	0x0008 	/* Transmit Demand */
+#define STOP    	0x0004 	/* Stop */
+#define STRT    	0x0002 	/* Start */
+#define INIT    	0x0001 	/* Initialize */
+#define INTM            0xff00  /* Interrupt Mask */
+#define INTE            0xfff0  /* Interrupt Enable */
+
+/*
+** CONTROL AND STATUS REGISTER 3 (CSR3)
+*/
+
+#define BSWP    	0x0004	/* Byte SWaP */
+#define ACON    	0x0002	/* ALE control */
+#define BCON    	0x0001	/* Byte CONtrol */
+
+/*
+** Initialization Block Mode Register 
+*/
+
+#define PROM       	0x8000 	/* Promiscuous Mode */
+#define EMBA       	0x0080	/* Enable Modified Back-off Algorithm */
+#define INTL       	0x0040 	/* Internal Loopback */
+#define DRTY       	0x0020 	/* Disable Retry */
+#define COLL       	0x0010 	/* Force Collision */
+#define DTCR       	0x0008 	/* Disable Transmit CRC */
+#define LOOP       	0x0004 	/* Loopback */
+#define DTX        	0x0002 	/* Disable the Transmitter */
+#define DRX        	0x0001 	/* Disable the Receiver */
+
+/*
+** Receive Message Descriptor 1 (RMD1) bit definitions. 
+*/
+
+#define R_OWN       0x80000000 	/* Owner bit 0 = host, 1 = lance */
+#define R_ERR     	0x4000 	/* Error Summary */
+#define R_FRAM    	0x2000 	/* Framing Error */
+#define R_OFLO    	0x1000 	/* Overflow Error */
+#define R_CRC     	0x0800 	/* CRC Error */
+#define R_BUFF    	0x0400 	/* Buffer Error */
+#define R_STP     	0x0200 	/* Start of Packet */
+#define R_ENP     	0x0100 	/* End of Packet */
+
+/*
+** Transmit Message Descriptor 1 (TMD1) bit definitions. 
+*/
+
+#define T_OWN       0x80000000 	/* Owner bit 0 = host, 1 = lance */
+#define T_ERR     	0x4000 	/* Error Summary */
+#define T_ADD_FCS 	0x2000 	/* More the 1 retry needed to Xmit */
+#define T_MORE    	0x1000	/* >1 retry to transmit packet */
+#define T_ONE     	0x0800 	/* 1 try needed to transmit the packet */
+#define T_DEF     	0x0400 	/* Deferred */
+#define T_STP       0x02000000 	/* Start of Packet */
+#define T_ENP       0x01000000	/* End of Packet */
+#define T_FLAGS     0xff000000  /* TX Flags Field */
+
+/*
+** Transmit Message Descriptor 3 (TMD3) bit definitions.
+*/
+
+#define TMD3_BUFF    0x8000	/* BUFFer error */
+#define TMD3_UFLO    0x4000	/* UnderFLOw error */
+#define TMD3_RES     0x2000	/* REServed */
+#define TMD3_LCOL    0x1000	/* Late COLlision */
+#define TMD3_LCAR    0x0800	/* Loss of CARrier */
+#define TMD3_RTRY    0x0400	/* ReTRY error */
+
+/* 
+** EISA configuration Register (CNFG) bit definitions 
+*/
+ 
+#define TIMEOUT       	0x0100	/* 0:2.5 mins, 1: 30 secs */
+#define REMOTE      	0x0080  /* Remote Boot Enable -> 1 */
+#define IRQ11       	0x0040  /* Enable -> 1 */
+#define IRQ10    	0x0020	/* Enable -> 1 */
+#define IRQ9    	0x0010	/* Enable -> 1 */
+#define IRQ5      	0x0008  /* Enable -> 1 */
+#define BUFF     	0x0004	/* 0: 64kB or 128kB, 1: 32kB */
+#define PADR16   	0x0002	/* RAM on 64kB boundary */
+#define PADR17    	0x0001	/* RAM on 128kB boundary */
+
+/*
+** Miscellaneous
+*/
+#define HASH_TABLE_LEN   64           /* Bits */
+#define HASH_BITS        0x003f       /* 6 LS bits */
+
+#define MASK_INTERRUPTS   1
+#define UNMASK_INTERRUPTS 0
+
+#define EISA_EN         0x0001        /* Enable EISA bus buffers */
+#define EISA_ID         iobase+0x0080 /* ID long word for EISA card */
+#define EISA_CTRL       iobase+0x0084 /* Control word for EISA card */
+
+/*
+** Include the IOCTL stuff
+*/
+#include <linux/sockios.h>
+
+#define	DEPCAIOCTL	SIOCDEVPRIVATE
+
+struct depca_ioctl {
+	unsigned short cmd;                /* Command to run */
+	unsigned short len;                /* Length of the data buffer */
+	unsigned char  __user *data;       /* Pointer to the data buffer */
+};
+
+/* 
+** Recognised commands for the driver 
+*/
+#define DEPCA_GET_HWADDR	0x01 /* Get the hardware address */
+#define DEPCA_SET_HWADDR	0x02 /* Get the hardware address */
+#define DEPCA_SET_PROM  	0x03 /* Set Promiscuous Mode */
+#define DEPCA_CLR_PROM  	0x04 /* Clear Promiscuous Mode */
+#define DEPCA_SAY_BOO	        0x05 /* Say "Boo!" to the kernel log file */
+#define DEPCA_GET_MCA   	0x06 /* Get a multicast address */
+#define DEPCA_SET_MCA   	0x07 /* Set a multicast address */
+#define DEPCA_CLR_MCA    	0x08 /* Clear a multicast address */
+#define DEPCA_MCA_EN    	0x09 /* Enable a multicast address group */
+#define DEPCA_GET_STATS  	0x0a /* Get the driver statistics */
+#define DEPCA_CLR_STATS 	0x0b /* Zero out the driver statistics */
+#define DEPCA_GET_REG   	0x0c /* Get the Register contents */
+#define DEPCA_SET_REG   	0x0d /* Set the Register contents */
+#define DEPCA_DUMP              0x0f /* Dump the DEPCA Status */
+