[mirror_ubuntu-artful-kernel.git] / drivers / net / tlan.h

#ifndef TLAN_H
#define TLAN_H
/********************************************************************
 *
 *  Linux ThunderLAN Driver
 *
 *  tlan.h
 *  by James Banks
 *
 *  (C) 1997-1998 Caldera, Inc.
 *  (C) 1999-2001 Torben Mathiasen
 *
 *  This software may be used and distributed according to the terms
 *  of the GNU General Public License, incorporated herein by reference.
 *
 *
 *  Dec 10, 1999	Torben Mathiasen <torben.mathiasen@compaq.com>
 *			New Maintainer
 *
 ********************************************************************/


#include <asm/io.h>
#include <asm/types.h>
#include <linux/netdevice.h>


	/*****************************************************************
	 * TLan Definitions
	 *
	 ****************************************************************/

#define FALSE			0
#define TRUE			1

#define TLAN_MIN_FRAME_SIZE	64
#define TLAN_MAX_FRAME_SIZE	1600

#define TLAN_NUM_RX_LISTS	32
#define TLAN_NUM_TX_LISTS	64

#define TLAN_IGNORE		0
#define TLAN_RECORD		1

#define TLAN_DBG(lvl, format, args...)	\
	do { if (debug&lvl) printk(KERN_DEBUG "TLAN: " format, ##args ); } while(0)

#define TLAN_DEBUG_GNRL		0x0001
#define TLAN_DEBUG_TX		0x0002
#define TLAN_DEBUG_RX		0x0004
#define TLAN_DEBUG_LIST		0x0008
#define TLAN_DEBUG_PROBE	0x0010

#define TX_TIMEOUT		(10*HZ)	 /* We need time for auto-neg */
#define MAX_TLAN_BOARDS		8	 /* Max number of boards installed at a time */


	/*****************************************************************
	 * Device Identification Definitions
	 *
	 ****************************************************************/

#define PCI_DEVICE_ID_NETELLIGENT_10_T2			0xB012
#define PCI_DEVICE_ID_NETELLIGENT_10_100_WS_5100	0xB030
#ifndef PCI_DEVICE_ID_OLICOM_OC2183
#define PCI_DEVICE_ID_OLICOM_OC2183			0x0013
#endif
#ifndef PCI_DEVICE_ID_OLICOM_OC2325
#define PCI_DEVICE_ID_OLICOM_OC2325			0x0012
#endif
#ifndef PCI_DEVICE_ID_OLICOM_OC2326
#define PCI_DEVICE_ID_OLICOM_OC2326			0x0014
#endif

typedef struct tlan_adapter_entry {
	u16	vendorId;
	u16	deviceId;
	char	*deviceLabel;
	u32	flags;
	u16	addrOfs;
} TLanAdapterEntry;

#define TLAN_ADAPTER_NONE		0x00000000
#define TLAN_ADAPTER_UNMANAGED_PHY	0x00000001
#define TLAN_ADAPTER_BIT_RATE_PHY	0x00000002
#define TLAN_ADAPTER_USE_INTERN_10	0x00000004
#define TLAN_ADAPTER_ACTIVITY_LED	0x00000008

#define TLAN_SPEED_DEFAULT	0
#define TLAN_SPEED_10		10
#define TLAN_SPEED_100		100

#define TLAN_DUPLEX_DEFAULT	0
#define TLAN_DUPLEX_HALF	1
#define TLAN_DUPLEX_FULL	2


	/*****************************************************************
	 * EISA Definitions
	 *
	 ****************************************************************/

#define EISA_ID      0xc80   /* EISA ID Registers */
#define EISA_ID0     0xc80   /* EISA ID Register 0 */
#define EISA_ID1     0xc81   /* EISA ID Register 1 */
#define EISA_ID2     0xc82   /* EISA ID Register 2 */
#define EISA_ID3     0xc83   /* EISA ID Register 3 */
#define EISA_CR      0xc84   /* EISA Control Register */
#define EISA_REG0    0xc88   /* EISA Configuration Register 0 */
#define EISA_REG1    0xc89   /* EISA Configuration Register 1 */
#define EISA_REG2    0xc8a   /* EISA Configuration Register 2 */
#define EISA_REG3    0xc8f   /* EISA Configuration Register 3 */
#define EISA_APROM   0xc90   /* Ethernet Address PROM */


	/*****************************************************************
	 * Rx/Tx List Definitions
	 *
	 ****************************************************************/

#define TLAN_BUFFERS_PER_LIST	10
#define TLAN_LAST_BUFFER	0x80000000
#define TLAN_CSTAT_UNUSED	0x8000
#define TLAN_CSTAT_FRM_CMP	0x4000
#define TLAN_CSTAT_READY	0x3000
#define TLAN_CSTAT_EOC		0x0800
#define TLAN_CSTAT_RX_ERROR	0x0400
#define TLAN_CSTAT_PASS_CRC	0x0200
#define TLAN_CSTAT_DP_PR	0x0100


typedef struct tlan_buffer_ref_tag {
	u32	count;
	u32	address;
} TLanBufferRef;


typedef struct tlan_list_tag {
	u32		forward;
	u16		cStat;
	u16		frameSize;
	TLanBufferRef	buffer[TLAN_BUFFERS_PER_LIST];
} TLanList;


typedef u8 TLanBuffer[TLAN_MAX_FRAME_SIZE];


	/*****************************************************************
	 * PHY definitions
	 *
	 ****************************************************************/

#define TLAN_PHY_MAX_ADDR	0x1F
#define TLAN_PHY_NONE		0x20


	/*****************************************************************
	 * TLAN Private Information Structure
	 *
	 ****************************************************************/

typedef struct tlan_private_tag {
	struct net_device       *nextDevice;
	struct pci_dev		*pciDev;
	struct net_device       *dev;
	void			*dmaStorage;
	dma_addr_t		dmaStorageDMA;
	unsigned int		dmaSize;
	u8			*padBuffer;
	TLanList                *rxList;
	dma_addr_t		rxListDMA;
	u8			*rxBuffer;
	dma_addr_t		rxBufferDMA;
	u32                     rxHead;
	u32                     rxTail;
	u32			rxEocCount;
	TLanList                *txList;
	dma_addr_t		txListDMA;
	u8			*txBuffer;
	dma_addr_t		txBufferDMA;
	u32                     txHead;
	u32                     txInProgress;
	u32                     txTail;
	u32			txBusyCount;
	u32                     phyOnline;
	u32			timerSetAt;
	u32			timerType;
	struct timer_list	timer;
	struct board		*adapter;
	u32			adapterRev;
	u32			aui;
	u32			debug;
	u32			duplex;
	u32			phy[2];
	u32			phyNum;
	u32			speed;
	u8			tlanRev;
	u8			tlanFullDuplex;
	spinlock_t		lock;
	u8			link;
	u8			is_eisa;
	struct work_struct			tlan_tqueue;
	u8			neg_be_verbose;
} TLanPrivateInfo;


	/*****************************************************************
	 * TLan Driver Timer Definitions
	 *
	 ****************************************************************/

#define TLAN_TIMER_LINK_BEAT		1
#define TLAN_TIMER_ACTIVITY		2
#define TLAN_TIMER_PHY_PDOWN		3
#define TLAN_TIMER_PHY_PUP		4
#define TLAN_TIMER_PHY_RESET		5
#define TLAN_TIMER_PHY_START_LINK	6
#define TLAN_TIMER_PHY_FINISH_AN	7
#define TLAN_TIMER_FINISH_RESET		8

#define TLAN_TIMER_ACT_DELAY		(HZ/10)


	/*****************************************************************
	 * TLan Driver Eeprom Definitions
	 *
	 ****************************************************************/

#define TLAN_EEPROM_ACK		0
#define TLAN_EEPROM_STOP	1


	/*****************************************************************
	 * Host Register Offsets and Contents
	 *
	 ****************************************************************/

#define TLAN_HOST_CMD			0x00
#define 	TLAN_HC_GO		0x80000000
#define		TLAN_HC_STOP		0x40000000
#define		TLAN_HC_ACK		0x20000000
#define		TLAN_HC_CS_MASK		0x1FE00000
#define		TLAN_HC_EOC		0x00100000
#define		TLAN_HC_RT		0x00080000
#define		TLAN_HC_NES		0x00040000
#define		TLAN_HC_AD_RST		0x00008000
#define		TLAN_HC_LD_TMR		0x00004000
#define		TLAN_HC_LD_THR		0x00002000
#define		TLAN_HC_REQ_INT		0x00001000
#define		TLAN_HC_INT_OFF		0x00000800
#define		TLAN_HC_INT_ON		0x00000400
#define		TLAN_HC_AC_MASK		0x000000FF
#define TLAN_CH_PARM			0x04
#define TLAN_DIO_ADR			0x08
#define		TLAN_DA_ADR_INC		0x8000
#define		TLAN_DA_RAM_ADR		0x4000
#define TLAN_HOST_INT			0x0A
#define		TLAN_HI_IV_MASK		0x1FE0
#define		TLAN_HI_IT_MASK		0x001C
#define TLAN_DIO_DATA			0x0C


/* ThunderLAN Internal Register DIO Offsets */

#define TLAN_NET_CMD			0x00
#define		TLAN_NET_CMD_NRESET	0x80
#define		TLAN_NET_CMD_NWRAP	0x40
#define		TLAN_NET_CMD_CSF	0x20
#define		TLAN_NET_CMD_CAF	0x10
#define		TLAN_NET_CMD_NOBRX	0x08
#define		TLAN_NET_CMD_DUPLEX	0x04
#define		TLAN_NET_CMD_TRFRAM	0x02
#define		TLAN_NET_CMD_TXPACE	0x01
#define TLAN_NET_SIO			0x01
#define 	TLAN_NET_SIO_MINTEN	0x80
#define		TLAN_NET_SIO_ECLOK	0x40
#define		TLAN_NET_SIO_ETXEN	0x20
#define		TLAN_NET_SIO_EDATA	0x10
#define		TLAN_NET_SIO_NMRST	0x08
#define		TLAN_NET_SIO_MCLK	0x04
#define		TLAN_NET_SIO_MTXEN	0x02
#define		TLAN_NET_SIO_MDATA	0x01
#define TLAN_NET_STS			0x02
#define		TLAN_NET_STS_MIRQ	0x80
#define		TLAN_NET_STS_HBEAT	0x40
#define		TLAN_NET_STS_TXSTOP	0x20
#define		TLAN_NET_STS_RXSTOP	0x10
#define		TLAN_NET_STS_RSRVD	0x0F
#define TLAN_NET_MASK			0x03
#define		TLAN_NET_MASK_MASK7	0x80
#define		TLAN_NET_MASK_MASK6	0x40
#define		TLAN_NET_MASK_MASK5	0x20
#define		TLAN_NET_MASK_MASK4	0x10
#define		TLAN_NET_MASK_RSRVD	0x0F
#define TLAN_NET_CONFIG			0x04
#define 	TLAN_NET_CFG_RCLK	0x8000
#define		TLAN_NET_CFG_TCLK	0x4000
#define		TLAN_NET_CFG_BIT	0x2000
#define		TLAN_NET_CFG_RXCRC	0x1000
#define		TLAN_NET_CFG_PEF	0x0800
#define		TLAN_NET_CFG_1FRAG	0x0400
#define		TLAN_NET_CFG_1CHAN	0x0200
#define		TLAN_NET_CFG_MTEST	0x0100
#define		TLAN_NET_CFG_PHY_EN	0x0080
#define		TLAN_NET_CFG_MSMASK	0x007F
#define TLAN_MAN_TEST			0x06
#define TLAN_DEF_VENDOR_ID		0x08
#define TLAN_DEF_DEVICE_ID		0x0A
#define TLAN_DEF_REVISION		0x0C
#define TLAN_DEF_SUBCLASS		0x0D
#define TLAN_DEF_MIN_LAT		0x0E
#define TLAN_DEF_MAX_LAT		0x0F
#define TLAN_AREG_0			0x10
#define TLAN_AREG_1			0x16
#define TLAN_AREG_2			0x1C
#define TLAN_AREG_3			0x22
#define TLAN_HASH_1			0x28
#define TLAN_HASH_2			0x2C
#define TLAN_GOOD_TX_FRMS		0x30
#define TLAN_TX_UNDERUNS		0x33
#define TLAN_GOOD_RX_FRMS		0x34
#define TLAN_RX_OVERRUNS		0x37
#define TLAN_DEFERRED_TX		0x38
#define TLAN_CRC_ERRORS			0x3A
#define TLAN_CODE_ERRORS		0x3B
#define TLAN_MULTICOL_FRMS		0x3C
#define TLAN_SINGLECOL_FRMS		0x3E
#define TLAN_EXCESSCOL_FRMS		0x40
#define TLAN_LATE_COLS			0x41
#define TLAN_CARRIER_LOSS		0x42
#define TLAN_ACOMMIT			0x43
#define TLAN_LED_REG			0x44
#define		TLAN_LED_ACT		0x10
#define		TLAN_LED_LINK		0x01
#define TLAN_BSIZE_REG			0x45
#define TLAN_MAX_RX			0x46
#define TLAN_INT_DIS			0x48
#define		TLAN_ID_TX_EOC		0x04
#define		TLAN_ID_RX_EOF		0x02
#define		TLAN_ID_RX_EOC		0x01


/* ThunderLAN Interrupt Codes */

#define TLAN_INT_NUMBER_OF_INTS	8

#define TLAN_INT_NONE			0x0000
#define TLAN_INT_TX_EOF			0x0001
#define TLAN_INT_STAT_OVERFLOW		0x0002
#define TLAN_INT_RX_EOF			0x0003
#define TLAN_INT_DUMMY			0x0004
#define TLAN_INT_TX_EOC			0x0005
#define TLAN_INT_STATUS_CHECK		0x0006
#define TLAN_INT_RX_EOC			0x0007


/* ThunderLAN MII Registers */

/* Generic MII/PHY Registers */

#define MII_GEN_CTL			0x00
#define 	MII_GC_RESET		0x8000
#define		MII_GC_LOOPBK		0x4000
#define		MII_GC_SPEEDSEL		0x2000
#define		MII_GC_AUTOENB		0x1000
#define		MII_GC_PDOWN		0x0800
#define		MII_GC_ISOLATE		0x0400
#define		MII_GC_AUTORSRT		0x0200
#define		MII_GC_DUPLEX		0x0100
#define		MII_GC_COLTEST		0x0080
#define		MII_GC_RESERVED		0x007F
#define MII_GEN_STS			0x01
#define		MII_GS_100BT4		0x8000
#define		MII_GS_100BTXFD		0x4000
#define		MII_GS_100BTXHD		0x2000
#define		MII_GS_10BTFD		0x1000
#define		MII_GS_10BTHD		0x0800
#define		MII_GS_RESERVED		0x07C0
#define		MII_GS_AUTOCMPLT	0x0020
#define		MII_GS_RFLT		0x0010
#define		MII_GS_AUTONEG		0x0008
#define		MII_GS_LINK		0x0004
#define		MII_GS_JABBER		0x0002
#define		MII_GS_EXTCAP		0x0001
#define MII_GEN_ID_HI			0x02
#define MII_GEN_ID_LO			0x03
#define 	MII_GIL_OUI		0xFC00
#define 	MII_GIL_MODEL		0x03F0
#define 	MII_GIL_REVISION	0x000F
#define MII_AN_ADV			0x04
#define MII_AN_LPA			0x05
#define MII_AN_EXP			0x06

/* ThunderLAN Specific MII/PHY Registers */

#define TLAN_TLPHY_ID			0x10
#define TLAN_TLPHY_CTL			0x11
#define 	TLAN_TC_IGLINK		0x8000
#define		TLAN_TC_SWAPOL		0x4000
#define		TLAN_TC_AUISEL		0x2000
#define		TLAN_TC_SQEEN		0x1000
#define		TLAN_TC_MTEST		0x0800
#define		TLAN_TC_RESERVED	0x07F8
#define		TLAN_TC_NFEW		0x0004
#define		TLAN_TC_INTEN		0x0002
#define		TLAN_TC_TINT		0x0001
#define TLAN_TLPHY_STS			0x12
#define		TLAN_TS_MINT		0x8000
#define		TLAN_TS_PHOK		0x4000
#define		TLAN_TS_POLOK		0x2000
#define		TLAN_TS_TPENERGY	0x1000
#define		TLAN_TS_RESERVED	0x0FFF
#define TLAN_TLPHY_PAR			0x19
#define		TLAN_PHY_CIM_STAT	0x0020
#define		TLAN_PHY_SPEED_100	0x0040
#define		TLAN_PHY_DUPLEX_FULL	0x0080
#define		TLAN_PHY_AN_EN_STAT     0x0400

/* National Sem. & Level1 PHY id's */
#define NAT_SEM_ID1			0x2000
#define NAT_SEM_ID2			0x5C01
#define LEVEL1_ID1			0x7810
#define LEVEL1_ID2			0x0000

#define CIRC_INC( a, b ) if ( ++a >= b ) a = 0

/* Routines to access internal registers. */

static inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	return (inb((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x3)));

} /* TLan_DioRead8 */


static inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	return (inw((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x2)));

} /* TLan_DioRead16 */


static inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	return (inl(base_addr + TLAN_DIO_DATA));

} /* TLan_DioRead32 */


static inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	outb(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x3));

}


static inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	outw(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2));

}


static inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data)
{
	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	outl(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2));

}

#define TLan_ClearBit( bit, port )	outb_p(inb_p(port) & ~bit, port)
#define TLan_GetBit( bit, port )	((int) (inb_p(port) & bit))
#define TLan_SetBit( bit, port )	outb_p(inb_p(port) | bit, port)

/*
 * given 6 bytes, view them as 8 6-bit numbers and return the XOR of those
 * the code below is about seven times as fast as the original code
 *
 * The original code was:
 *
 * u32	xor( u32 a, u32 b ) {	return ( ( a && ! b ) || ( ! a && b ) ); }
 *
 * #define XOR8( a, b, c, d, e, f, g, h )	\
 * 	xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) )
 * #define DA( a, bit )		( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) )
 *
 * 	hash  = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24),
 * 	              DA(a,30), DA(a,36), DA(a,42) );
 * 	hash |= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25),
 * 		      DA(a,31), DA(a,37), DA(a,43) ) << 1;
 * 	hash |= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26),
 * 		      DA(a,32), DA(a,38), DA(a,44) ) << 2;
 * 	hash |= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27),
 * 		      DA(a,33), DA(a,39), DA(a,45) ) << 3;
 * 	hash |= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28),
 * 	              DA(a,34), DA(a,40), DA(a,46) ) << 4;
 * 	hash |= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29),
 * 	              DA(a,35), DA(a,41), DA(a,47) ) << 5;
 *
 */
static inline u32 TLan_HashFunc( const u8 *a )
{
        u8     hash;

        hash = (a[0]^a[3]);             /* & 077 */
        hash ^= ((a[0]^a[3])>>6);       /* & 003 */
        hash ^= ((a[1]^a[4])<<2);       /* & 074 */
        hash ^= ((a[1]^a[4])>>4);       /* & 017 */
        hash ^= ((a[2]^a[5])<<4);       /* & 060 */
        hash ^= ((a[2]^a[5])>>2);       /* & 077 */

        return (hash & 077);
}
#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef TLAN_H
	2	#define TLAN_H
	3	/********************************************************************
	4	*
	5	* Linux ThunderLAN Driver
	6	*
	7	* tlan.h
	8	* by James Banks
	9	*
	10	* (C) 1997-1998 Caldera, Inc.
	11	* (C) 1999-2001 Torben Mathiasen
6aa20a22	12	*
1da177e4 LT	13	* This software may be used and distributed according to the terms
	14	* of the GNU General Public License, incorporated herein by reference.
	15	*
6aa20a22	16	*
1da177e4 LT	17	* Dec 10, 1999 Torben Mathiasen <torben.mathiasen@compaq.com>
	18	* New Maintainer
	19	*
	20	********************************************************************/
	21
	22
	23	#include <asm/io.h>
	24	#include <asm/types.h>
	25	#include <linux/netdevice.h>
	26
	27
	28
	29	/*****************************************************************
	30	* TLan Definitions
	31	*
	32	****************************************************************/
	33
	34	#define FALSE 0
	35	#define TRUE 1
	36
	37	#define TLAN_MIN_FRAME_SIZE 64
	38	#define TLAN_MAX_FRAME_SIZE 1600
	39
	40	#define TLAN_NUM_RX_LISTS 32
	41	#define TLAN_NUM_TX_LISTS 64
	42
	43	#define TLAN_IGNORE 0
	44	#define TLAN_RECORD 1
	45
dfc2c0a6 SH	46	#define TLAN_DBG(lvl, format, args...) \
	47	do { if (debug&lvl) printk(KERN_DEBUG "TLAN: " format, ##args ); } while(0)
	48
1da177e4 LT	49	#define TLAN_DEBUG_GNRL 0x0001
1da177e4 LT	50	#define TLAN_DEBUG_TX 0x0002
6aa20a22	51	#define TLAN_DEBUG_RX 0x0004
1da177e4 LT	52	#define TLAN_DEBUG_LIST 0x0008
	53	#define TLAN_DEBUG_PROBE 0x0010
	54
	55	#define TX_TIMEOUT (10HZ) / We need time for auto-neg */
	56	#define MAX_TLAN_BOARDS 8 /* Max number of boards installed at a time */
	57
	58
	59	/*****************************************************************
	60	* Device Identification Definitions
	61	*
	62	****************************************************************/
6aa20a22	63
1da177e4 LT	64	#define PCI_DEVICE_ID_NETELLIGENT_10_T2 0xB012
	65	#define PCI_DEVICE_ID_NETELLIGENT_10_100_WS_5100 0xB030
	66	#ifndef PCI_DEVICE_ID_OLICOM_OC2183
	67	#define PCI_DEVICE_ID_OLICOM_OC2183 0x0013
	68	#endif
	69	#ifndef PCI_DEVICE_ID_OLICOM_OC2325
	70	#define PCI_DEVICE_ID_OLICOM_OC2325 0x0012
	71	#endif
	72	#ifndef PCI_DEVICE_ID_OLICOM_OC2326
	73	#define PCI_DEVICE_ID_OLICOM_OC2326 0x0014
	74	#endif
	75
	76	typedef struct tlan_adapter_entry {
	77	u16 vendorId;
	78	u16 deviceId;
	79	char *deviceLabel;
	80	u32 flags;
	81	u16 addrOfs;
	82	} TLanAdapterEntry;
	83
	84	#define TLAN_ADAPTER_NONE 0x00000000
	85	#define TLAN_ADAPTER_UNMANAGED_PHY 0x00000001
	86	#define TLAN_ADAPTER_BIT_RATE_PHY 0x00000002
	87	#define TLAN_ADAPTER_USE_INTERN_10 0x00000004
	88	#define TLAN_ADAPTER_ACTIVITY_LED 0x00000008
	89
	90	#define TLAN_SPEED_DEFAULT 0
	91	#define TLAN_SPEED_10 10
	92	#define TLAN_SPEED_100 100
	93
	94	#define TLAN_DUPLEX_DEFAULT 0
	95	#define TLAN_DUPLEX_HALF 1
	96	#define TLAN_DUPLEX_FULL 2
	97
	98
	99
	100	/*****************************************************************
	101	* EISA Definitions
	102	*
	103	****************************************************************/
	104
6aa20a22 JG	105	#define EISA_ID 0xc80 /* EISA ID Registers */
	106	#define EISA_ID0 0xc80 /* EISA ID Register 0 */
	107	#define EISA_ID1 0xc81 /* EISA ID Register 1 */
	108	#define EISA_ID2 0xc82 /* EISA ID Register 2 */
	109	#define EISA_ID3 0xc83 /* EISA ID Register 3 */
1da177e4 LT	110	#define EISA_CR 0xc84 /* EISA Control Register */
	111	#define EISA_REG0 0xc88 /* EISA Configuration Register 0 */
	112	#define EISA_REG1 0xc89 /* EISA Configuration Register 1 */
	113	#define EISA_REG2 0xc8a /* EISA Configuration Register 2 */
	114	#define EISA_REG3 0xc8f /* EISA Configuration Register 3 */
	115	#define EISA_APROM 0xc90 /* Ethernet Address PROM */
	116
	117
	118
	119	/*****************************************************************
	120	* Rx/Tx List Definitions
	121	*
	122	****************************************************************/
	123
	124	#define TLAN_BUFFERS_PER_LIST 10
	125	#define TLAN_LAST_BUFFER 0x80000000
	126	#define TLAN_CSTAT_UNUSED 0x8000
	127	#define TLAN_CSTAT_FRM_CMP 0x4000
	128	#define TLAN_CSTAT_READY 0x3000
	129	#define TLAN_CSTAT_EOC 0x0800
	130	#define TLAN_CSTAT_RX_ERROR 0x0400
	131	#define TLAN_CSTAT_PASS_CRC 0x0200
	132	#define TLAN_CSTAT_DP_PR 0x0100
	133
	134
	135	typedef struct tlan_buffer_ref_tag {
	136	u32 count;
	137	u32 address;
	138	} TLanBufferRef;
	139
	140
	141	typedef struct tlan_list_tag {
	142	u32 forward;
	143	u16 cStat;
	144	u16 frameSize;
	145	TLanBufferRef buffer[TLAN_BUFFERS_PER_LIST];
	146	} TLanList;
	147
	148
	149	typedef u8 TLanBuffer[TLAN_MAX_FRAME_SIZE];
	150
	151
	152
	153
	154	/*****************************************************************
	155	* PHY definitions
	156	*
	157	****************************************************************/
	158
	159	#define TLAN_PHY_MAX_ADDR 0x1F
	160	#define TLAN_PHY_NONE 0x20
	161
	162
	163
	164
	165	/*****************************************************************
	166	* TLAN Private Information Structure
	167	*
	168	****************************************************************/
	169
	170	typedef struct tlan_private_tag {
	171	struct net_device *nextDevice;
	172	struct pci_dev *pciDev;
c4028958	173	struct net_device *dev;
1da177e4 LT	174	void *dmaStorage;
	175	dma_addr_t dmaStorageDMA;
	176	unsigned int dmaSize;
	177	u8 *padBuffer;
	178	TLanList *rxList;
	179	dma_addr_t rxListDMA;
	180	u8 *rxBuffer;
	181	dma_addr_t rxBufferDMA;
	182	u32 rxHead;
	183	u32 rxTail;
	184	u32 rxEocCount;
	185	TLanList *txList;
	186	dma_addr_t txListDMA;
	187	u8 *txBuffer;
	188	dma_addr_t txBufferDMA;
	189	u32 txHead;
	190	u32 txInProgress;
	191	u32 txTail;
	192	u32 txBusyCount;
	193	u32 phyOnline;
	194	u32 timerSetAt;
	195	u32 timerType;
	196	struct timer_list timer;
1da177e4 LT	197	struct board *adapter;
	198	u32 adapterRev;
	199	u32 aui;
	200	u32 debug;
	201	u32 duplex;
	202	u32 phy[2];
	203	u32 phyNum;
	204	u32 speed;
	205	u8 tlanRev;
	206	u8 tlanFullDuplex;
1da177e4 LT	207	spinlock_t lock;
	208	u8 link;
	209	u8 is_eisa;
	210	struct work_struct tlan_tqueue;
	211	u8 neg_be_verbose;
	212	} TLanPrivateInfo;
	213
	214
	215
	216
	217	/*****************************************************************
	218	* TLan Driver Timer Definitions
	219	*
	220	****************************************************************/
	221
	222	#define TLAN_TIMER_LINK_BEAT 1
	223	#define TLAN_TIMER_ACTIVITY 2
	224	#define TLAN_TIMER_PHY_PDOWN 3
	225	#define TLAN_TIMER_PHY_PUP 4
	226	#define TLAN_TIMER_PHY_RESET 5
	227	#define TLAN_TIMER_PHY_START_LINK 6
	228	#define TLAN_TIMER_PHY_FINISH_AN 7
	229	#define TLAN_TIMER_FINISH_RESET 8
	230
	231	#define TLAN_TIMER_ACT_DELAY (HZ/10)
	232
	233
	234
	235
	236	/*****************************************************************
	237	* TLan Driver Eeprom Definitions
	238	*
	239	****************************************************************/
	240
	241	#define TLAN_EEPROM_ACK 0
	242	#define TLAN_EEPROM_STOP 1
	243
	244
	245
	246
	247	/*****************************************************************
	248	* Host Register Offsets and Contents
	249	*
	250	****************************************************************/
	251
	252	#define TLAN_HOST_CMD 0x00
	253	#define TLAN_HC_GO 0x80000000
	254	#define TLAN_HC_STOP 0x40000000
	255	#define TLAN_HC_ACK 0x20000000
	256	#define TLAN_HC_CS_MASK 0x1FE00000
	257	#define TLAN_HC_EOC 0x00100000
	258	#define TLAN_HC_RT 0x00080000
	259	#define TLAN_HC_NES 0x00040000
	260	#define TLAN_HC_AD_RST 0x00008000
	261	#define TLAN_HC_LD_TMR 0x00004000
	262	#define TLAN_HC_LD_THR 0x00002000
	263	#define TLAN_HC_REQ_INT 0x00001000
	264	#define TLAN_HC_INT_OFF 0x00000800
	265	#define TLAN_HC_INT_ON 0x00000400
	266	#define TLAN_HC_AC_MASK 0x000000FF
	267	#define TLAN_CH_PARM 0x04
	268	#define TLAN_DIO_ADR 0x08
	269	#define TLAN_DA_ADR_INC 0x8000
	270	#define TLAN_DA_RAM_ADR 0x4000
271	#define TLAN_HOST_INT 0x0A
272	#define TLAN_HI_IV_MASK 0x1FE0
273	#define TLAN_HI_IT_MASK 0x001C
274	#define TLAN_DIO_DATA 0x0C
275
276
277	/* ThunderLAN Internal Register DIO Offsets */
278
279	#define TLAN_NET_CMD 0x00
280	#define TLAN_NET_CMD_NRESET 0x80
281	#define TLAN_NET_CMD_NWRAP 0x40
282	#define TLAN_NET_CMD_CSF 0x20
283	#define TLAN_NET_CMD_CAF 0x10
284	#define TLAN_NET_CMD_NOBRX 0x08
285	#define TLAN_NET_CMD_DUPLEX 0x04
286	#define TLAN_NET_CMD_TRFRAM 0x02
287	#define TLAN_NET_CMD_TXPACE 0x01
288	#define TLAN_NET_SIO 0x01
289	#define TLAN_NET_SIO_MINTEN 0x80
290	#define TLAN_NET_SIO_ECLOK 0x40
291	#define TLAN_NET_SIO_ETXEN 0x20
292	#define TLAN_NET_SIO_EDATA 0x10
293	#define TLAN_NET_SIO_NMRST 0x08
294	#define TLAN_NET_SIO_MCLK 0x04
295	#define TLAN_NET_SIO_MTXEN 0x02
296	#define TLAN_NET_SIO_MDATA 0x01
297	#define TLAN_NET_STS 0x02
298	#define TLAN_NET_STS_MIRQ 0x80
299	#define TLAN_NET_STS_HBEAT 0x40
300	#define TLAN_NET_STS_TXSTOP 0x20
301	#define TLAN_NET_STS_RXSTOP 0x10
302	#define TLAN_NET_STS_RSRVD 0x0F
303	#define TLAN_NET_MASK 0x03
304	#define TLAN_NET_MASK_MASK7 0x80
305	#define TLAN_NET_MASK_MASK6 0x40
306	#define TLAN_NET_MASK_MASK5 0x20
307	#define TLAN_NET_MASK_MASK4 0x10
308	#define TLAN_NET_MASK_RSRVD 0x0F
309	#define TLAN_NET_CONFIG 0x04
310	#define TLAN_NET_CFG_RCLK 0x8000
311	#define TLAN_NET_CFG_TCLK 0x4000
312	#define TLAN_NET_CFG_BIT 0x2000
313	#define TLAN_NET_CFG_RXCRC 0x1000
314	#define TLAN_NET_CFG_PEF 0x0800
315	#define TLAN_NET_CFG_1FRAG 0x0400
316	#define TLAN_NET_CFG_1CHAN 0x0200
317	#define TLAN_NET_CFG_MTEST 0x0100
318	#define TLAN_NET_CFG_PHY_EN 0x0080
319	#define TLAN_NET_CFG_MSMASK 0x007F
320	#define TLAN_MAN_TEST 0x06
321	#define TLAN_DEF_VENDOR_ID 0x08
322	#define TLAN_DEF_DEVICE_ID 0x0A
323	#define TLAN_DEF_REVISION 0x0C
324	#define TLAN_DEF_SUBCLASS 0x0D
325	#define TLAN_DEF_MIN_LAT 0x0E
326	#define TLAN_DEF_MAX_LAT 0x0F
327	#define TLAN_AREG_0 0x10
328	#define TLAN_AREG_1 0x16
329	#define TLAN_AREG_2 0x1C
330	#define TLAN_AREG_3 0x22
331	#define TLAN_HASH_1 0x28
332	#define TLAN_HASH_2 0x2C
333	#define TLAN_GOOD_TX_FRMS 0x30
334	#define TLAN_TX_UNDERUNS 0x33
335	#define TLAN_GOOD_RX_FRMS 0x34
336	#define TLAN_RX_OVERRUNS 0x37
337	#define TLAN_DEFERRED_TX 0x38
338	#define TLAN_CRC_ERRORS 0x3A
339	#define TLAN_CODE_ERRORS 0x3B
340	#define TLAN_MULTICOL_FRMS 0x3C
341	#define TLAN_SINGLECOL_FRMS 0x3E
342	#define TLAN_EXCESSCOL_FRMS 0x40
343	#define TLAN_LATE_COLS 0x41
344	#define TLAN_CARRIER_LOSS 0x42
345	#define TLAN_ACOMMIT 0x43
346	#define TLAN_LED_REG 0x44
347	#define TLAN_LED_ACT 0x10
348	#define TLAN_LED_LINK 0x01
349	#define TLAN_BSIZE_REG 0x45
350	#define TLAN_MAX_RX 0x46
351	#define TLAN_INT_DIS 0x48
352	#define TLAN_ID_TX_EOC 0x04
353	#define TLAN_ID_RX_EOF 0x02
354	#define TLAN_ID_RX_EOC 0x01
355
356
357
358	/* ThunderLAN Interrupt Codes */
359
360	#define TLAN_INT_NUMBER_OF_INTS 8
361
362	#define TLAN_INT_NONE 0x0000
363	#define TLAN_INT_TX_EOF 0x0001
364	#define TLAN_INT_STAT_OVERFLOW 0x0002
365	#define TLAN_INT_RX_EOF 0x0003
366	#define TLAN_INT_DUMMY 0x0004
367	#define TLAN_INT_TX_EOC 0x0005
368	#define TLAN_INT_STATUS_CHECK 0x0006
369	#define TLAN_INT_RX_EOC 0x0007
370
371
372
373	/* ThunderLAN MII Registers */
374
375	/* Generic MII/PHY Registers */
376
377	#define MII_GEN_CTL 0x00
378	#define MII_GC_RESET 0x8000
379	#define MII_GC_LOOPBK 0x4000
380	#define MII_GC_SPEEDSEL 0x2000
381	#define MII_GC_AUTOENB 0x1000
382	#define MII_GC_PDOWN 0x0800
383	#define MII_GC_ISOLATE 0x0400
384	#define MII_GC_AUTORSRT 0x0200
385	#define MII_GC_DUPLEX 0x0100
386	#define MII_GC_COLTEST 0x0080
387	#define MII_GC_RESERVED 0x007F
388	#define MII_GEN_STS 0x01
389	#define MII_GS_100BT4 0x8000
390	#define MII_GS_100BTXFD 0x4000
391	#define MII_GS_100BTXHD 0x2000
392	#define MII_GS_10BTFD 0x1000
393	#define MII_GS_10BTHD 0x0800
394	#define MII_GS_RESERVED 0x07C0
395	#define MII_GS_AUTOCMPLT 0x0020
396	#define MII_GS_RFLT 0x0010
397	#define MII_GS_AUTONEG 0x0008
398	#define MII_GS_LINK 0x0004
399	#define MII_GS_JABBER 0x0002
400	#define MII_GS_EXTCAP 0x0001
401	#define MII_GEN_ID_HI 0x02
402	#define MII_GEN_ID_LO 0x03
403	#define MII_GIL_OUI 0xFC00
404	#define MII_GIL_MODEL 0x03F0
405	#define MII_GIL_REVISION 0x000F
406	#define MII_AN_ADV 0x04
407	#define MII_AN_LPA 0x05
408	#define MII_AN_EXP 0x06
409
410	/* ThunderLAN Specific MII/PHY Registers */
411
412	#define TLAN_TLPHY_ID 0x10
413	#define TLAN_TLPHY_CTL 0x11
414	#define TLAN_TC_IGLINK 0x8000
415	#define TLAN_TC_SWAPOL 0x4000
416	#define TLAN_TC_AUISEL 0x2000
417	#define TLAN_TC_SQEEN 0x1000
418	#define TLAN_TC_MTEST 0x0800
419	#define TLAN_TC_RESERVED 0x07F8
420	#define TLAN_TC_NFEW 0x0004
421	#define TLAN_TC_INTEN 0x0002
422	#define TLAN_TC_TINT 0x0001
423	#define TLAN_TLPHY_STS 0x12
424	#define TLAN_TS_MINT 0x8000
425	#define TLAN_TS_PHOK 0x4000
426	#define TLAN_TS_POLOK 0x2000
427	#define TLAN_TS_TPENERGY 0x1000
428	#define TLAN_TS_RESERVED 0x0FFF
429	#define TLAN_TLPHY_PAR 0x19
430	#define TLAN_PHY_CIM_STAT 0x0020
431	#define TLAN_PHY_SPEED_100 0x0040
432	#define TLAN_PHY_DUPLEX_FULL 0x0080
433	#define TLAN_PHY_AN_EN_STAT 0x0400
434
435	/* National Sem. & Level1 PHY id's */
436	#define NAT_SEM_ID1 0x2000
437	#define NAT_SEM_ID2 0x5C01
438	#define LEVEL1_ID1 0x7810
439	#define LEVEL1_ID2 0x0000
440
441	#define CIRC_INC( a, b ) if ( ++a >= b ) a = 0
442
443	/* Routines to access internal registers. */
444
445	static inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr)
446	{
447	outw(internal_addr, base_addr + TLAN_DIO_ADR);
448	return (inb((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x3)));
6aa20a22	449
1da177e4 LT	450	} /* TLan_DioRead8 */
	451
	452
	453
	454
	455	static inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr)
	456	{
	457	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	458	return (inw((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x2)));
	459
	460	} /* TLan_DioRead16 */
	461
	462
	463
	464
	465	static inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr)
	466	{
	467	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	468	return (inl(base_addr + TLAN_DIO_DATA));
	469
	470	} /* TLan_DioRead32 */
	471
	472
	473
	474
	475	static inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data)
	476	{
	477	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	478	outb(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x3));
	479
	480	}
	481
	482
	483
	484
	485	static inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data)
	486	{
	487	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	488	outw(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2));
	489
	490	}
	491
	492
	493
	494
	495	static inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data)
	496	{
	497	outw(internal_addr, base_addr + TLAN_DIO_ADR);
	498	outl(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2));
	499
	500	}
	501
	502	#define TLan_ClearBit( bit, port ) outb_p(inb_p(port) & ~bit, port)
	503	#define TLan_GetBit( bit, port ) ((int) (inb_p(port) & bit))
	504	#define TLan_SetBit( bit, port ) outb_p(inb_p(port) \| bit, port)
	505
	506	/*
6aa20a22 JG	507	* given 6 bytes, view them as 8 6-bit numbers and return the XOR of those
6aa20a22 JG	508	* the code below is about seven times as fast as the original code
1da177e4 LT	509	*
	510	* The original code was:
	511	*
	512	* u32 xor( u32 a, u32 b ) { return ( ( a && ! b ) \|\| ( ! a && b ) ); }
	513	*
	514	* #define XOR8( a, b, c, d, e, f, g, h ) \
	515	* xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) )
	516	* #define DA( a, bit ) ( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) )
	517	*
dfc2c0a6 SH	518	* hash = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24),
	519	* DA(a,30), DA(a,36), DA(a,42) );
	520	* hash \|= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25),
	521	* DA(a,31), DA(a,37), DA(a,43) ) << 1;
	522	* hash \|= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26),
	523	* DA(a,32), DA(a,38), DA(a,44) ) << 2;
	524	* hash \|= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27),
	525	* DA(a,33), DA(a,39), DA(a,45) ) << 3;
	526	* hash \|= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28),
	527	* DA(a,34), DA(a,40), DA(a,46) ) << 4;
	528	* hash \|= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29),
	529	* DA(a,35), DA(a,41), DA(a,47) ) << 5;
1da177e4 LT	530	*
	531	*/
	532	static inline u32 TLan_HashFunc( const u8 *a )
	533	{
	534	u8 hash;
	535
	536	hash = (a[0]^a[3]); /* & 077 */
	537	hash ^= ((a[0]^a[3])>>6); /* & 003 */
	538	hash ^= ((a[1]^a[4])<<2); /* & 074 */
	539	hash ^= ((a[1]^a[4])>>4); /* & 017 */
	540	hash ^= ((a[2]^a[5])<<4); /* & 060 */
	541	hash ^= ((a[2]^a[5])>>2); /* & 077 */
	542
	543	return (hash & 077);
	544	}
	545	#endif