path: root/drivers/net/wireless/arlan.h

/*
 *  Copyright (C) 1997 Cullen Jennings
 *  Copyright (C) 1998 Elmer.Joandi@ut.ee, +37-255-13500	
 *  GNU General Public License applies
 */

#include <linux/module.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 <linux/bitops.h>
#include <asm/system.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);
extern void cleanup_arlan_proc(void);
#else
#define init_arlan_proc()	({ 0; })
#define cleanup_arlan_proc()	do { } while (0)
#endif

extern struct net_device *arlan_device[MAX_ARLANS];
extern int	arlan_debug;
extern int	arlan_entry_debug;
extern int	arlan_exit_debug;
extern int	testMemory;
extern int     arlan_command(struct net_device * dev, int command);
 
#define SIDUNKNOWN -1
#define radioNodeIdUNKNOWN -1
#define irqUNKNOWN 0
#define debugUNKNOWN 0
#define testMemoryUNKNOWN 1
#define spreadingCodeUNKNOWN 0
#define channelNumberUNKNOWN 0
#define channelSetUNKNOWN 0
#define systemIdUNKNOWN -1
#define registrationModeUNKNOWN -1


#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

#define ARLAN_SHMEM_SIZE	0x2000

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