tlan.h
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上传日期:2013-02-24
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- #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.
- *
- ** This file is best viewed/edited with tabstop=4, colums>=132
- *
- *
- * 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...) if (debug&lvl) printk(KERN_DEBUG "TLAN: " format, ##args );
- #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;
- void *dmaStorage;
- u8 *padBuffer;
- TLanList *rxList;
- u8 *rxBuffer;
- u32 rxHead;
- u32 rxTail;
- u32 rxEocCount;
- TLanList *txList;
- u8 *txBuffer;
- u32 txHead;
- u32 txInProgress;
- u32 txTail;
- u32 txBusyCount;
- u32 phyOnline;
- u32 timerSetAt;
- u32 timerType;
- struct timer_list timer;
- struct net_device_stats stats;
- struct board *adapter;
- u32 adapterRev;
- u32 aui;
- u32 debug;
- u32 duplex;
- u32 phy[2];
- u32 phyNum;
- u32 speed;
- u8 tlanRev;
- u8 tlanFullDuplex;
- char devName[8];
- spinlock_t lock;
- u8 link;
- u8 is_eisa;
- struct tq_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. */
- 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 */
- 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 */
- 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 */
- 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));
- }
- 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));
- }
- 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));
- }
- #if 0
- inline void TLan_ClearBit(u8 bit, u16 port)
- {
- outb_p(inb_p(port) & ~bit, port);
- }
- inline int TLan_GetBit(u8 bit, u16 port)
- {
- return ((int) (inb_p(port) & bit));
- }
- inline void TLan_SetBit(u8 bit, u16 port)
- {
- outb_p(inb_p(port) | bit, port);
- }
- #endif
- #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)
- #ifdef I_LIKE_A_FAST_HASH_FUNCTION
- /* 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 */
- inline u32 TLan_HashFunc( 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);
- }
- #else /* original code */
- inline 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 ) ) )
- inline u32 TLan_HashFunc( u8 *a )
- {
- u32 hash;
- 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;
- return hash;
- }
- #endif /* I_LIKE_A_FAST_HASH_FUNCTION */
- #endif