/* * 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 timer_list timer; int broken; /* 0 = ok, 1 = something went wrong */ }; struct ether3_data { const char name[8]; unsigned long base_offset; }; #endifOverall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 502 | 92.28% | 4 | 57.14% |
Russell King | 42 | 7.72% | 3 | 42.86% |
Total | 544 | 100.00% | 7 | 100.00% |