/* *  linux/drivers/acorn/net/ether3.h * *  Copyright (C) 1995-2000 Russell King * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * *  network driver for Acorn/ANT Ether3 cards */ #ifndef _LINUX_ether3_H#define _LINUX_ether3_H /* use 0 for production, 1 for verification, >2 for debug. debug flags: */#define DEBUG_TX	 2#define DEBUG_RX	 4#define DEBUG_INT	 8#define DEBUG_IC	16#ifndef NET_DEBUG#define NET_DEBUG 	0#endif #define priv(dev)	((struct dev_priv *)netdev_priv(dev)) /* Command register definitions & bits */#define REG_COMMAND		(priv(dev)->seeq + 0x0000)#define CMD_ENINTDMA		0x0001#define CMD_ENINTRX		0x0002#define CMD_ENINTTX		0x0004#define CMD_ENINTBUFWIN		0x0008#define CMD_ACKINTDMA		0x0010#define CMD_ACKINTRX		0x0020#define CMD_ACKINTTX		0x0040#define CMD_ACKINTBUFWIN	0x0080#define CMD_DMAON		0x0100#define CMD_RXON		0x0200#define CMD_TXON		0x0400#define CMD_DMAOFF		0x0800#define CMD_RXOFF		0x1000#define CMD_TXOFF		0x2000#define CMD_FIFOREAD		0x4000#define CMD_FIFOWRITE		0x8000 /* status register */#define REG_STATUS		(priv(dev)->seeq + 0x0000)#define STAT_ENINTSTAT		0x0001#define STAT_ENINTRX		0x0002#define STAT_ENINTTX		0x0004#define STAT_ENINTBUFWIN	0x0008#define STAT_INTDMA		0x0010#define STAT_INTRX		0x0020#define STAT_INTTX		0x0040#define STAT_INTBUFWIN		0x0080#define STAT_DMAON		0x0100#define STAT_RXON		0x0200#define STAT_TXON		0x0400#define STAT_FIFOFULL		0x2000#define STAT_FIFOEMPTY		0x4000#define STAT_FIFODIR		0x8000 /* configuration register 1 */#define REG_CONFIG1		(priv(dev)->seeq + 0x0040)#define CFG1_BUFSELSTAT0	0x0000#define CFG1_BUFSELSTAT1	0x0001#define CFG1_BUFSELSTAT2	0x0002#define CFG1_BUFSELSTAT3	0x0003#define CFG1_BUFSELSTAT4	0x0004#define CFG1_BUFSELSTAT5	0x0005#define CFG1_ADDRPROM		0x0006#define CFG1_TRANSEND		0x0007#define CFG1_LOCBUFMEM		0x0008#define CFG1_INTVECTOR		0x0009#define CFG1_RECVSPECONLY	0x0000#define CFG1_RECVSPECBROAD	0x4000#define CFG1_RECVSPECBRMULTI	0x8000#define CFG1_RECVPROMISC	0xC000 /* The following aren't in 8004 */#define CFG1_DMABURSTCONT	0x0000#define CFG1_DMABURST800NS	0x0010#define CFG1_DMABURST1600NS	0x0020#define CFG1_DMABURST3200NS	0x0030#define CFG1_DMABURST1		0x0000#define CFG1_DMABURST4		0x0040#define CFG1_DMABURST8		0x0080#define CFG1_DMABURST16		0x00C0#define CFG1_RECVCOMPSTAT0	0x0100#define CFG1_RECVCOMPSTAT1	0x0200#define CFG1_RECVCOMPSTAT2	0x0400#define CFG1_RECVCOMPSTAT3	0x0800#define CFG1_RECVCOMPSTAT4	0x1000#define CFG1_RECVCOMPSTAT5	0x2000 /* configuration register 2 */#define REG_CONFIG2		(priv(dev)->seeq + 0x0080)#define CFG2_BYTESWAP		0x0001#define CFG2_ERRENCRC		0x0008#define CFG2_ERRENDRIBBLE	0x0010#define CFG2_ERRSHORTFRAME	0x0020#define CFG2_SLOTSELECT		0x0040#define CFG2_PREAMSELECT	0x0080#define CFG2_ADDRLENGTH		0x0100#define CFG2_RECVCRC		0x0200#define CFG2_XMITNOCRC		0x0400#define CFG2_LOOPBACK		0x0800#define CFG2_CTRLO		0x1000#define CFG2_RESET		0x8000 #define REG_RECVEND		(priv(dev)->seeq + 0x00c0) #define REG_BUFWIN		(priv(dev)->seeq + 0x0100) #define REG_RECVPTR		(priv(dev)->seeq + 0x0140) #define REG_TRANSMITPTR		(priv(dev)->seeq + 0x0180) #define REG_DMAADDR		(priv(dev)->seeq + 0x01c0) /* * Cards transmit/receive headers */#define TX_NEXT			(0xffff)#define TXHDR_ENBABBLEINT	(1 << 16)#define TXHDR_ENCOLLISIONINT	(1 << 17)#define TXHDR_EN16COLLISION	(1 << 18)#define TXHDR_ENSUCCESS		(1 << 19)#define TXHDR_DATAFOLLOWS	(1 << 21)#define TXHDR_CHAINCONTINUE	(1 << 22)#define TXHDR_TRANSMIT		(1 << 23)#define TXSTAT_BABBLED		(1 << 24)#define TXSTAT_COLLISION	(1 << 25)#define TXSTAT_16COLLISIONS	(1 << 26)#define TXSTAT_DONE		(1 << 31) #define RX_NEXT			(0xffff)#define RXHDR_CHAINCONTINUE	(1 << 6)#define RXHDR_RECEIVE		(1 << 7)#define RXSTAT_OVERSIZE		(1 << 8)#define RXSTAT_CRCERROR		(1 << 9)#define RXSTAT_DRIBBLEERROR	(1 << 10)#define RXSTAT_SHORTPACKET	(1 << 11)#define RXSTAT_DONE		(1 << 15)  #define TX_START	0x0000#define TX_END		0x6000#define RX_START	0x6000#define RX_LEN		0xA000#define RX_END		0x10000/* must be a power of 2 and greater than MAX_TX_BUFFERED */#define MAX_TXED	16#define MAX_TX_BUFFERED	10 struct dev_priv {    void __iomem *base;    void __iomem *seeq;    struct {	unsigned int command;	unsigned int config1;	unsigned int config2;    } regs;    unsigned char tx_head;		/* buffer nr to insert next packet	 */    unsigned char tx_tail;		/* buffer nr of transmitting packet	 */    unsigned int rx_head;		/* address to fetch next packet from	 */    struct net_device_stats stats;    struct timer_list timer;    int broken;				/* 0 = ok, 1 = something went wrong	 */}; struct ether3_data {	const char name[8];	unsigned long base_offset;}; #endif