arlan.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:18k
- /*
- * Copyright (C) 1997 Cullen Jennings
- * Copyright (C) 1998 Elmer.Joandi@ut.ee, +37-255-13500
- * GNU General Public License applies
- */
- #include <linux/version.h>
- #include <linux/module.h>
- #include <linux/config.h>
- #include <linux/kernel.h>
- #include <linux/types.h>
- #include <linux/skbuff.h>
- #include <linux/if_ether.h> /* For the statistics structure. */
- #include <linux/if_arp.h> /* For ARPHRD_ETHER */
- #include <linux/ptrace.h>
- #include <linux/ioport.h>
- #include <linux/in.h>
- #include <linux/slab.h>
- #include <linux/string.h>
- #include <linux/timer.h>
- #include <linux/init.h>
- #include <asm/system.h>
- #include <asm/bitops.h>
- #include <asm/io.h>
- #include <linux/errno.h>
- #include <linux/delay.h>
- #include <linux/netdevice.h>
- #include <linux/etherdevice.h>
- //#define ARLAN_DEBUGGING 1
- #define ARLAN_PROC_INTERFACE
- #define MAX_ARLANS 4 /* not more than 4 ! */
- #define ARLAN_PROC_SHM_DUMP /* shows all card registers, makes driver way larger */
- #define ARLAN_MAX_MULTICAST_ADDRS 16
- #define ARLAN_RCV_CLEAN 0
- #define ARLAN_RCV_PROMISC 1
- #define ARLAN_RCV_CONTROL 2
- #ifdef CONFIG_PROC_FS
- extern int init_arlan_proc(void);
- #endif
- extern struct net_device *arlan_device[MAX_ARLANS];
- extern int arlan_debug;
- extern char * siteName;
- extern int arlan_entry_debug;
- extern int arlan_exit_debug;
- extern int testMemory;
- extern const char* arlan_version;
- extern int arlan_command(struct net_device * dev, int command);
-
- #define SIDUNKNOWN -1
- #define radioNodeIdUNKNOWN -1
- #define encryptionKeyUNKNOWN ' ';
- #define irqUNKNOWN 0
- #define memUNKNOWN 0
- #define debugUNKNOWN 0
- #define probeUNKNOWN 1
- #define numDevicesUNKNOWN 1
- #define testMemoryUNKNOWN 1
- #define spreadingCodeUNKNOWN 0
- #define channelNumberUNKNOWN 0
- #define channelSetUNKNOWN 0
- #define systemIdUNKNOWN -1
- #define registrationModeUNKNOWN -1
- #define siteNameUNKNOWN "LinuxSite"
- #define IFDEBUG( L ) if ( (L) & arlan_debug )
- #define ARLAN_FAKE_HDR_LEN 12
- #ifdef ARLAN_DEBUGGING
- #define DEBUG 1
- #define ARLAN_ENTRY_EXIT_DEBUGGING 1
- #define ARLAN_DEBUG(a,b) printk(KERN_DEBUG a, b)
- #else
- #define ARLAN_DEBUG(a,b)
- #endif
- struct arlan_shmem
- {
- /* Header Signature */
- volatile char textRegion[48];
- volatile u_char resetFlag;
- volatile u_char diagnosticInfo;
- volatile u_short diagnosticOffset;
- volatile u_char _1[12];
- volatile u_char lanCardNodeId[6];
- volatile u_char broadcastAddress[6];
- volatile u_char hardwareType;
- volatile u_char majorHardwareVersion;
- volatile u_char minorHardwareVersion;
- volatile u_char radioModule;// shows EEPROM, can be overridden at 0x111
- volatile u_char defaultChannelSet; // shows EEProm, can be overriiden at 0x10A
- volatile u_char _2[47];
-
- /* Control/Status Block - 0x0080 */
- volatile u_char interruptInProgress; /* not used by lancpu */
- volatile u_char cntrlRegImage; /* not used by lancpu */
- volatile u_char _3[13];
- volatile u_char dumpByte;
- volatile u_char commandByte; /* non-zero = active */
- volatile u_char commandParameter[15];
- /* Receive Status - 0x00a0 */
- volatile u_char rxStatus; /* 1- data, 2-control, 0xff - registr change */
- volatile u_char rxFrmType;
- volatile u_short rxOffset;
- volatile u_short rxLength;
- volatile u_char rxSrc[6];
- volatile u_char rxBroadcastFlag;
- volatile u_char rxQuality;
- volatile u_char scrambled;
- volatile u_char _4[1];
-
- /* Transmit Status - 0x00b0 */
- volatile u_char txStatus;
- volatile u_char txAckQuality;
- volatile u_char numRetries;
- volatile u_char _5[14];
- volatile u_char registeredRouter[6];
- volatile u_char backboneRouter[6];
- volatile u_char registrationStatus;
- volatile u_char configuredStatusFlag;
- volatile u_char _6[1];
- volatile u_char ultimateDestAddress[6];
- volatile u_char immedDestAddress[6];
- volatile u_char immedSrcAddress[6];
- volatile u_short rxSequenceNumber;
- volatile u_char assignedLocaltalkAddress;
- volatile u_char _7[27];
- /* System Parameter Block */
- /* - Driver Parameters (Novell Specific) */
- volatile u_short txTimeout;
- volatile u_short transportTime;
- volatile u_char _8[4];
- /* - Configuration Parameters */
- volatile u_char irqLevel;
- volatile u_char spreadingCode;
- volatile u_char channelSet;
- volatile u_char channelNumber;
- volatile u_short radioNodeId;
- volatile u_char _9[2];
- volatile u_char scramblingDisable;
- volatile u_char radioType;
- volatile u_short routerId;
- volatile u_char _10[9];
- volatile u_char txAttenuation;
- volatile u_char systemId[4];
- volatile u_short globalChecksum;
- volatile u_char _11[4];
- volatile u_short maxDatagramSize;
- volatile u_short maxFrameSize;
- volatile u_char maxRetries;
- volatile u_char receiveMode;
- volatile u_char priority;
- volatile u_char rootOrRepeater;
- volatile u_char specifiedRouter[6];
- volatile u_short fastPollPeriod;
- volatile u_char pollDecay;
- volatile u_char fastPollDelay[2];
- volatile u_char arlThreshold;
- volatile u_char arlDecay;
- volatile u_char _12[1];
- volatile u_short specRouterTimeout;
- volatile u_char _13[5];
- /* Scrambled Area */
- volatile u_char SID[4];
- volatile u_char encryptionKey[12];
- volatile u_char _14[2];
- volatile u_char waitTime[2];
- volatile u_char lParameter[2];
- volatile u_char _15[3];
- volatile u_short headerSize;
- volatile u_short sectionChecksum;
- volatile u_char registrationMode;
- volatile u_char registrationFill;
- volatile u_short pollPeriod;
- volatile u_short refreshPeriod;
- volatile u_char name[16];
- volatile u_char NID[6];
- volatile u_char localTalkAddress;
- volatile u_char codeFormat;
- volatile u_char numChannels;
- volatile u_char channel1;
- volatile u_char channel2;
- volatile u_char channel3;
- volatile u_char channel4;
- volatile u_char SSCode[59];
- volatile u_char _16[0xC0];
- volatile u_short auxCmd;
- volatile u_char dumpPtr[4];
- volatile u_char dumpVal;
- volatile u_char _17[0x6A];
- volatile u_char wireTest;
- volatile u_char _18[14];
- /* Statistics Block - 0x0300 */
- volatile u_char hostcpuLock;
- volatile u_char lancpuLock;
- volatile u_char resetTime[18];
-
- volatile u_char numDatagramsTransmitted[4];
- volatile u_char numReTransmissions[4];
- volatile u_char numFramesDiscarded[4];
- volatile u_char numDatagramsReceived[4];
- volatile u_char numDuplicateReceivedFrames[4];
- volatile u_char numDatagramsDiscarded[4];
-
- volatile u_short maxNumReTransmitDatagram;
- volatile u_short maxNumReTransmitFrames;
- volatile u_short maxNumConsecutiveDuplicateFrames;
- /* misaligned here so we have to go to characters */
-
- volatile u_char numBytesTransmitted[4];
- volatile u_char numBytesReceived[4];
- volatile u_char numCRCErrors[4];
- volatile u_char numLengthErrors[4];
- volatile u_char numAbortErrors[4];
- volatile u_char numTXUnderruns[4];
- volatile u_char numRXOverruns[4];
- volatile u_char numHoldOffs[4];
- volatile u_char numFramesTransmitted[4];
- volatile u_char numFramesReceived[4];
- volatile u_char numReceiveFramesLost[4];
- volatile u_char numRXBufferOverflows[4];
- volatile u_char numFramesDiscardedAddrMismatch[4];
- volatile u_char numFramesDiscardedSIDMismatch[4];
- volatile u_char numPollsTransmistted[4];
- volatile u_char numPollAcknowledges[4];
- volatile u_char numStatusTimeouts[4];
- volatile u_char numNACKReceived[4];
- volatile u_char _19[0x86];
- volatile u_char txBuffer[0x800];
- volatile u_char rxBuffer[0x800];
- volatile u_char _20[0x800];
- volatile u_char _21[0x3fb];
- volatile u_char configStatus;
- volatile u_char _22;
- volatile u_char progIOCtrl;
- volatile u_char shareMBase;
- volatile u_char controlRegister;
- };
- struct arlan_conf_stru {
- int spreadingCode;
- int channelSet;
- int channelNumber;
- int scramblingDisable;
- int txAttenuation;
- int systemId;
- int maxDatagramSize;
- int maxFrameSize;
- int maxRetries;
- int receiveMode;
- int priority;
- int rootOrRepeater;
- int SID;
- int radioNodeId;
- int registrationMode;
- int registrationFill;
- int localTalkAddress;
- int codeFormat;
- int numChannels;
- int channel1;
- int channel2;
- int channel3;
- int channel4;
- int txClear;
- int txRetries;
- int txRouting;
- int txScrambled;
- int rxParameter;
- int txTimeoutMs;
- int txAckTimeoutMs;
- int waitCardTimeout;
- int waitTime;
- int lParameter;
- int _15;
- int headerSize;
- int async;
- int retries;
- int tx_delay_ms;
- int waitReTransmitPacketMaxSize;
- int ReTransmitPacketMaxSize;
- int fastReTransCount;
- int driverRetransmissions;
- int registrationInterrupts;
- int hardwareType;
- int radioType;
- int writeRadioType;
- int writeEEPROM;
- char siteName[17];
- int measure_rate;
- int in_speed;
- int out_speed;
- int in_speed10;
- int out_speed10;
- int in_speed_max;
- int out_speed_max;
- int pre_Command_Wait;
- int rx_tweak1;
- int rx_tweak2;
- int tx_queue_len;
- };
- extern struct arlan_conf_stru arlan_conf[MAX_ARLANS];
- struct TxParam
- {
- volatile short offset;
- volatile short length;
- volatile u_char dest[6];
- volatile unsigned char clear;
- volatile unsigned char retries;
- volatile unsigned char routing;
- volatile unsigned char scrambled;
- };
- struct TxRingPoint {
- struct TxParam txParam;
-
-
- };
- #define TX_RING_SIZE 2
- /* Information that need to be kept for each board. */
- struct arlan_private {
- struct net_device_stats stats;
- long open_time; /* Useless example local info. */
- struct arlan_shmem * card;
- struct arlan_shmem * conf;
- struct TxParam txParam;
- int multicastLength;
- char multicastList[ARLAN_MAX_MULTICAST_ADDRS][6];
- int promiscModeEnabled;
- struct arlan_conf_stru * Conf;
- int bad;
- int reset;
- long long lastReset;
- struct timer_list timer;
- struct timer_list tx_delay_timer;
- struct timer_list tx_retry_timer;
- struct timer_list rx_check_timer;
- struct semaphore card_lock;
- atomic_t card_users;
- atomic_t delay_on;
- atomic_t retr_on;
- int registrationLostCount;
- int reRegisterExp;
- int nof_tx;
- int nof_tx_ack;
- int last_nof_tx;
- int last_nof_tx_ack;
- int irq_test_done;
- int last_command_was_rx;
- struct TxParam txRing[TX_RING_SIZE];
- char reTransmitBuff[0x800];
- volatile int txLast;
- volatile int txNew;
- volatile int txOffset;
- volatile char ReTransmitRequested;
- volatile long long tx_done_delayed;
- volatile long long registrationLastSeen;
- volatile char under_command;
- volatile char under_toggle;
- volatile long long tx_last_sent;
- volatile long long tx_last_cleared;
- volatile u_char under_tx;
- volatile int retransmissions;
- volatile int tx_chain_active;
- volatile int timer_chain_active;
- volatile int interrupt_ack_requested;
- volatile long command_lock;
- volatile int rx_command_needed;
- volatile int tx_command_needed;
- volatile int waiting_command_mask;
- volatile int card_polling_interval;
- volatile int last_command_buff_free_time;
- volatile int numResets;
- volatile int under_reset;
- volatile int under_config;
- volatile int rx_command_given;
- volatile long tx_command_given;
- volatile long interrupt_processing_active;
- volatile long long last_tx_time;
- volatile long long last_rx_time;
- volatile long long last_rx_int_ack_time;
- int in_bytes;
- int out_bytes;
- int in_time;
- int out_time;
- int in_time10;
- int out_time10;
- int in_bytes10;
- int out_bytes10;
- };
- #define ARLAN_CLEAR 0x00
- #define ARLAN_RESET 0x01
- #define ARLAN_CHANNEL_ATTENTION 0x02
- #define ARLAN_INTERRUPT_ENABLE 0x04
- #define ARLAN_CLEAR_INTERRUPT 0x08
- #define ARLAN_POWER 0x40
- #define ARLAN_ACCESS 0x80
- #define ARLAN_COM_CONF 0x01
- #define ARLAN_COM_RX_ENABLE 0x03
- #define ARLAN_COM_RX_ABORT 0x04
- #define ARLAN_COM_TX_ENABLE 0x05
- #define ARLAN_COM_TX_ABORT 0x06
- #define ARLAN_COM_NOP 0x07
- #define ARLAN_COM_STANDBY 0x08
- #define ARLAN_COM_ACTIVATE 0x09
- #define ARLAN_COM_GOTO_SLOW_POLL 0x0a
- #define ARLAN_COM_INT 0x80
- #define TXLAST(dev) (((struct arlan_private *)dev->priv)->txRing[((struct arlan_private *)dev->priv)->txLast])
- #define TXHEAD(dev) (((struct arlan_private *)dev->priv)->txRing[0])
- #define TXTAIL(dev) (((struct arlan_private *)dev->priv)->txRing[1])
- #define TXBuffStart(dev)
- ((int)(((struct arlan_private *)dev->priv)->card)->txBuffer) - ((int)(((struct arlan_private *)dev->priv)->card) )
- #define TXBuffEnd(dev)
- ((int)(((struct arlan_private *)dev->priv)->card)->rxBuffer) - ((int)(((struct arlan_private *)dev->priv)->card)
-
- #define READSHM(to,from,atype) {
- atype tmp;
- memcpy_fromio(&(tmp),&(from),sizeof(atype));
- to = tmp;
- }
- #define READSHMEM(from,atype)
- atype from;
- READSHM(from, arlan->from, atype);
- #define WRITESHM(to,from,atype)
- { atype tmpSHM = from;
- memcpy_toio(&(to),&tmpSHM,sizeof(atype));
- }
- #define DEBUGSHM(levelSHM,stringSHM,stuff,atype)
- { atype tmpSHM;
- memcpy_fromio(&tmpSHM,&(stuff),sizeof(atype));
- IFDEBUG(levelSHM) printk(stringSHM,tmpSHM);
- }
- #define WRITESHMB(to, val)
- writeb(val,&(to))
- #define READSHMB(to)
- readb(&(to))
- #define WRITESHMS(to, val)
- writew(val,&(to))
- #define READSHMS(to)
- readw(&(to))
- #define WRITESHMI(to, val)
- writel(val,&(to))
- #define READSHMI(to)
- readl(&(to))
- #define registrationBad(dev)
- ( ( READSHMB(((struct arlan_private *)dev->priv)->card->registrationMode) > 0) &&
- ( READSHMB(((struct arlan_private *)dev->priv)->card->registrationStatus) == 0) )
- #define readControlRegister(dev)
- READSHMB(((struct arlan_private *)dev->priv)->card->cntrlRegImage)
- #define writeControlRegister(dev, v){
- WRITESHMB(((struct arlan_private *)dev->priv)->card->cntrlRegImage ,((v) &0xF) );
- WRITESHMB(((struct arlan_private *)dev->priv)->card->controlRegister ,(v) );}
- #define arlan_interrupt_lancpu(dev) {
- int cr;
-
- priv->under_toggle++;
- cr = readControlRegister(dev);
- if (cr & ARLAN_CHANNEL_ATTENTION){
- writeControlRegister(dev, (cr & ~ARLAN_CHANNEL_ATTENTION));
- }else
- writeControlRegister(dev, (cr | ARLAN_CHANNEL_ATTENTION));
- priv->under_toggle=0;
- }
- #define clearChannelAttention(dev){
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_CHANNEL_ATTENTION);}
- #define setHardwareReset(dev) {
- writeControlRegister(dev,readControlRegister(dev) | ARLAN_RESET);}
- #define clearHardwareReset(dev) {
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_RESET);}
- #define setInterruptEnable(dev){
- writeControlRegister(dev,readControlRegister(dev) | ARLAN_INTERRUPT_ENABLE) ;}
- #define clearInterruptEnable(dev){
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_INTERRUPT_ENABLE) ;}
- #define setClearInterrupt(dev){
- writeControlRegister(dev,readControlRegister(dev) | ARLAN_CLEAR_INTERRUPT) ;}
- #define clearClearInterrupt(dev){
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_CLEAR_INTERRUPT);}
- #define setPowerOff(dev){
- writeControlRegister(dev,readControlRegister(dev) | (ARLAN_POWER && ARLAN_ACCESS));
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_ACCESS);}
- #define setPowerOn(dev){
- writeControlRegister(dev,readControlRegister(dev) & ~(ARLAN_POWER)); }
- #define arlan_lock_card_access(dev){
- writeControlRegister(dev,readControlRegister(dev) & ~ARLAN_ACCESS);}
- #define arlan_unlock_card_access(dev){
- writeControlRegister(dev,readControlRegister(dev) | ARLAN_ACCESS ); }
- #define ARLAN_COMMAND_RX 0x000001
- #define ARLAN_COMMAND_NOOP 0x000002
- #define ARLAN_COMMAND_NOOPINT 0x000004
- #define ARLAN_COMMAND_TX 0x000008
- #define ARLAN_COMMAND_CONF 0x000010
- #define ARLAN_COMMAND_RESET 0x000020
- #define ARLAN_COMMAND_TX_ABORT 0x000040
- #define ARLAN_COMMAND_RX_ABORT 0x000080
- #define ARLAN_COMMAND_POWERDOWN 0x000100
- #define ARLAN_COMMAND_POWERUP 0x000200
- #define ARLAN_COMMAND_SLOW_POLL 0x000400
- #define ARLAN_COMMAND_ACTIVATE 0x000800
- #define ARLAN_COMMAND_INT_ACK 0x001000
- #define ARLAN_COMMAND_INT_ENABLE 0x002000
- #define ARLAN_COMMAND_WAIT_NOW 0x004000
- #define ARLAN_COMMAND_LONG_WAIT_NOW 0x008000
- #define ARLAN_COMMAND_STANDBY 0x010000
- #define ARLAN_COMMAND_INT_RACK 0x020000
- #define ARLAN_COMMAND_INT_RENABLE 0x040000
- #define ARLAN_COMMAND_CONF_WAIT 0x080000
- #define ARLAN_COMMAND_TBUSY_CLEAR 0x100000
- #define ARLAN_COMMAND_CLEAN_AND_CONF (ARLAN_COMMAND_TX_ABORT
- | ARLAN_COMMAND_RX_ABORT
- | ARLAN_COMMAND_CONF)
- #define ARLAN_COMMAND_CLEAN_AND_RESET (ARLAN_COMMAND_TX_ABORT
- | ARLAN_COMMAND_RX_ABORT
- | ARLAN_COMMAND_RESET)
-
- #define ARLAN_DEBUG_CHAIN_LOCKS 0x00001
- #define ARLAN_DEBUG_RESET 0x00002
- #define ARLAN_DEBUG_TIMING 0x00004
- #define ARLAN_DEBUG_CARD_STATE 0x00008
- #define ARLAN_DEBUG_TX_CHAIN 0x00010
- #define ARLAN_DEBUG_MULTICAST 0x00020
- #define ARLAN_DEBUG_HEADER_DUMP 0x00040
- #define ARLAN_DEBUG_INTERRUPT 0x00080
- #define ARLAN_DEBUG_STARTUP 0x00100
- #define ARLAN_DEBUG_SHUTDOWN 0x00200
-