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path: root/drivers/net/wan/lmc/lmc_var.h
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-rw-r--r--drivers/net/wan/lmc/lmc_var.h570
1 files changed, 570 insertions, 0 deletions
diff --git a/drivers/net/wan/lmc/lmc_var.h b/drivers/net/wan/lmc/lmc_var.h
new file mode 100644
index 000000000000..6d003a39bfad
--- /dev/null
+++ b/drivers/net/wan/lmc/lmc_var.h
@@ -0,0 +1,570 @@
+#ifndef _LMC_VAR_H_
+#define _LMC_VAR_H_
+
+/* $Id: lmc_var.h,v 1.17 2000/04/06 12:16:47 asj Exp $ */
+
+ /*
+ * Copyright (c) 1997-2000 LAN Media Corporation (LMC)
+ * All rights reserved. www.lanmedia.com
+ *
+ * This code is written by:
+ * Andrew Stanley-Jones (asj@cban.com)
+ * Rob Braun (bbraun@vix.com),
+ * Michael Graff (explorer@vix.com) and
+ * Matt Thomas (matt@3am-software.com).
+ *
+ * This software may be used and distributed according to the terms
+ * of the GNU General Public License version 2, incorporated herein by reference.
+ */
+
+#include <linux/timer.h>
+
+#ifndef __KERNEL__
+typedef signed char s8;
+typedef unsigned char u8;
+
+typedef signed short s16;
+typedef unsigned short u16;
+
+typedef signed int s32;
+typedef unsigned int u32;
+
+typedef signed long long s64;
+typedef unsigned long long u64;
+
+#define BITS_PER_LONG 32
+
+#endif
+
+/*
+ * basic definitions used in lmc include files
+ */
+
+typedef struct lmc___softc lmc_softc_t;
+typedef struct lmc___media lmc_media_t;
+typedef struct lmc___ctl lmc_ctl_t;
+
+#define lmc_csrptr_t unsigned long
+#define u_int16_t u16
+#define u_int8_t u8
+#define tulip_uint32_t u32
+
+#define LMC_REG_RANGE 0x80
+
+#define LMC_PRINTF_FMT "%s"
+#define LMC_PRINTF_ARGS (sc->lmc_device->name)
+
+#define TX_TIMEOUT (2*HZ)
+
+#define LMC_TXDESCS 32
+#define LMC_RXDESCS 32
+
+#define LMC_LINK_UP 1
+#define LMC_LINK_DOWN 0
+
+/* These macros for generic read and write to and from the dec chip */
+#define LMC_CSR_READ(sc, csr) \
+ inl((sc)->lmc_csrs.csr)
+#define LMC_CSR_WRITE(sc, reg, val) \
+ outl((val), (sc)->lmc_csrs.reg)
+
+//#ifdef _LINUX_DELAY_H
+// #define SLOW_DOWN_IO udelay(2);
+// #undef __SLOW_DOWN_IO
+// #define __SLOW_DOWN_IO udelay(2);
+//#endif
+
+#define DELAY(n) SLOW_DOWN_IO
+
+#define lmc_delay() inl(sc->lmc_csrs.csr_9)
+
+/* This macro sync's up with the mii so that reads and writes can take place */
+#define LMC_MII_SYNC(sc) do {int n=32; while( n >= 0 ) { \
+ LMC_CSR_WRITE((sc), csr_9, 0x20000); \
+ lmc_delay(); \
+ LMC_CSR_WRITE((sc), csr_9, 0x30000); \
+ lmc_delay(); \
+ n--; }} while(0)
+
+struct lmc_regfile_t {
+ lmc_csrptr_t csr_busmode; /* CSR0 */
+ lmc_csrptr_t csr_txpoll; /* CSR1 */
+ lmc_csrptr_t csr_rxpoll; /* CSR2 */
+ lmc_csrptr_t csr_rxlist; /* CSR3 */
+ lmc_csrptr_t csr_txlist; /* CSR4 */
+ lmc_csrptr_t csr_status; /* CSR5 */
+ lmc_csrptr_t csr_command; /* CSR6 */
+ lmc_csrptr_t csr_intr; /* CSR7 */
+ lmc_csrptr_t csr_missed_frames; /* CSR8 */
+ lmc_csrptr_t csr_9; /* CSR9 */
+ lmc_csrptr_t csr_10; /* CSR10 */
+ lmc_csrptr_t csr_11; /* CSR11 */
+ lmc_csrptr_t csr_12; /* CSR12 */
+ lmc_csrptr_t csr_13; /* CSR13 */
+ lmc_csrptr_t csr_14; /* CSR14 */
+ lmc_csrptr_t csr_15; /* CSR15 */
+};
+
+#define csr_enetrom csr_9 /* 21040 */
+#define csr_reserved csr_10 /* 21040 */
+#define csr_full_duplex csr_11 /* 21040 */
+#define csr_bootrom csr_10 /* 21041/21140A/?? */
+#define csr_gp csr_12 /* 21140* */
+#define csr_watchdog csr_15 /* 21140* */
+#define csr_gp_timer csr_11 /* 21041/21140* */
+#define csr_srom_mii csr_9 /* 21041/21140* */
+#define csr_sia_status csr_12 /* 2104x */
+#define csr_sia_connectivity csr_13 /* 2104x */
+#define csr_sia_tx_rx csr_14 /* 2104x */
+#define csr_sia_general csr_15 /* 2104x */
+
+/* tulip length/control transmit descriptor definitions
+ * used to define bits in the second tulip_desc_t field (length)
+ * for the transmit descriptor -baz */
+
+#define LMC_TDES_FIRST_BUFFER_SIZE ((u_int32_t)(0x000007FF))
+#define LMC_TDES_SECOND_BUFFER_SIZE ((u_int32_t)(0x003FF800))
+#define LMC_TDES_HASH_FILTERING ((u_int32_t)(0x00400000))
+#define LMC_TDES_DISABLE_PADDING ((u_int32_t)(0x00800000))
+#define LMC_TDES_SECOND_ADDR_CHAINED ((u_int32_t)(0x01000000))
+#define LMC_TDES_END_OF_RING ((u_int32_t)(0x02000000))
+#define LMC_TDES_ADD_CRC_DISABLE ((u_int32_t)(0x04000000))
+#define LMC_TDES_SETUP_PACKET ((u_int32_t)(0x08000000))
+#define LMC_TDES_INVERSE_FILTERING ((u_int32_t)(0x10000000))
+#define LMC_TDES_FIRST_SEGMENT ((u_int32_t)(0x20000000))
+#define LMC_TDES_LAST_SEGMENT ((u_int32_t)(0x40000000))
+#define LMC_TDES_INTERRUPT_ON_COMPLETION ((u_int32_t)(0x80000000))
+
+#define TDES_SECOND_BUFFER_SIZE_BIT_NUMBER 11
+#define TDES_COLLISION_COUNT_BIT_NUMBER 3
+
+/* Constants for the RCV descriptor RDES */
+
+#define LMC_RDES_OVERFLOW ((u_int32_t)(0x00000001))
+#define LMC_RDES_CRC_ERROR ((u_int32_t)(0x00000002))
+#define LMC_RDES_DRIBBLING_BIT ((u_int32_t)(0x00000004))
+#define LMC_RDES_REPORT_ON_MII_ERR ((u_int32_t)(0x00000008))
+#define LMC_RDES_RCV_WATCHDOG_TIMEOUT ((u_int32_t)(0x00000010))
+#define LMC_RDES_FRAME_TYPE ((u_int32_t)(0x00000020))
+#define LMC_RDES_COLLISION_SEEN ((u_int32_t)(0x00000040))
+#define LMC_RDES_FRAME_TOO_LONG ((u_int32_t)(0x00000080))
+#define LMC_RDES_LAST_DESCRIPTOR ((u_int32_t)(0x00000100))
+#define LMC_RDES_FIRST_DESCRIPTOR ((u_int32_t)(0x00000200))
+#define LMC_RDES_MULTICAST_FRAME ((u_int32_t)(0x00000400))
+#define LMC_RDES_RUNT_FRAME ((u_int32_t)(0x00000800))
+#define LMC_RDES_DATA_TYPE ((u_int32_t)(0x00003000))
+#define LMC_RDES_LENGTH_ERROR ((u_int32_t)(0x00004000))
+#define LMC_RDES_ERROR_SUMMARY ((u_int32_t)(0x00008000))
+#define LMC_RDES_FRAME_LENGTH ((u_int32_t)(0x3FFF0000))
+#define LMC_RDES_OWN_BIT ((u_int32_t)(0x80000000))
+
+#define RDES_FRAME_LENGTH_BIT_NUMBER 16
+
+#define LMC_RDES_ERROR_MASK ( (u_int32_t)( \
+ LMC_RDES_OVERFLOW \
+ | LMC_RDES_DRIBBLING_BIT \
+ | LMC_RDES_REPORT_ON_MII_ERR \
+ | LMC_RDES_COLLISION_SEEN ) )
+
+
+/*
+ * Ioctl info
+ */
+
+typedef struct {
+ u_int32_t n;
+ u_int32_t m;
+ u_int32_t v;
+ u_int32_t x;
+ u_int32_t r;
+ u_int32_t f;
+ u_int32_t exact;
+} lmc_av9110_t;
+
+/*
+ * Common structure passed to the ioctl code.
+ */
+struct lmc___ctl {
+ u_int32_t cardtype;
+ u_int32_t clock_source; /* HSSI, T1 */
+ u_int32_t clock_rate; /* T1 */
+ u_int32_t crc_length;
+ u_int32_t cable_length; /* DS3 */
+ u_int32_t scrambler_onoff; /* DS3 */
+ u_int32_t cable_type; /* T1 */
+ u_int32_t keepalive_onoff; /* protocol */
+ u_int32_t ticks; /* ticks/sec */
+ union {
+ lmc_av9110_t ssi;
+ } cardspec;
+ u_int32_t circuit_type; /* T1 or E1 */
+};
+
+
+/*
+ * Carefull, look at the data sheet, there's more to this
+ * structure than meets the eye. It should probably be:
+ *
+ * struct tulip_desc_t {
+ * u8 own:1;
+ * u32 status:31;
+ * u32 control:10;
+ * u32 buffer1;
+ * u32 buffer2;
+ * };
+ * You could also expand status control to provide more bit information
+ */
+
+struct tulip_desc_t {
+ s32 status;
+ s32 length;
+ u32 buffer1;
+ u32 buffer2;
+};
+
+/*
+ * media independent methods to check on media status, link, light LEDs,
+ * etc.
+ */
+struct lmc___media {
+ void (* init)(lmc_softc_t * const);
+ void (* defaults)(lmc_softc_t * const);
+ void (* set_status)(lmc_softc_t * const, lmc_ctl_t *);
+ void (* set_clock_source)(lmc_softc_t * const, int);
+ void (* set_speed)(lmc_softc_t * const, lmc_ctl_t *);
+ void (* set_cable_length)(lmc_softc_t * const, int);
+ void (* set_scrambler)(lmc_softc_t * const, int);
+ int (* get_link_status)(lmc_softc_t * const);
+ void (* set_link_status)(lmc_softc_t * const, int);
+ void (* set_crc_length)(lmc_softc_t * const, int);
+ void (* set_circuit_type)(lmc_softc_t * const, int);
+ void (* watchdog)(lmc_softc_t * const);
+};
+
+
+#define STATCHECK 0xBEEFCAFE
+
+/* Included in this structure are first
+ * - standard net_device_stats
+ * - some other counters used for debug and driver performance
+ * evaluation -baz
+ */
+struct lmc_statistics
+{
+ unsigned long rx_packets; /* total packets received */
+ unsigned long tx_packets; /* total packets transmitted */
+ unsigned long rx_bytes;
+ unsigned long tx_bytes;
+
+ unsigned long rx_errors; /* bad packets received */
+ unsigned long tx_errors; /* packet transmit problems */
+ unsigned long rx_dropped; /* no space in linux buffers */
+ unsigned long tx_dropped; /* no space available in linux */
+ unsigned long multicast; /* multicast packets received */
+ unsigned long collisions;
+
+ /* detailed rx_errors: */
+ unsigned long rx_length_errors;
+ unsigned long rx_over_errors; /* receiver ring buff overflow */
+ unsigned long rx_crc_errors; /* recved pkt with crc error */
+ unsigned long rx_frame_errors; /* recv'd frame alignment error */
+ unsigned long rx_fifo_errors; /* recv'r fifo overrun */
+ unsigned long rx_missed_errors; /* receiver missed packet */
+
+ /* detailed tx_errors */
+ unsigned long tx_aborted_errors;
+ unsigned long tx_carrier_errors;
+ unsigned long tx_fifo_errors;
+ unsigned long tx_heartbeat_errors;
+ unsigned long tx_window_errors;
+
+ /* for cslip etc */
+ unsigned long rx_compressed;
+ unsigned long tx_compressed;
+
+ /* -------------------------------------
+ * Custom stats & counters follow -baz */
+ u_int32_t version_size;
+ u_int32_t lmc_cardtype;
+
+ u_int32_t tx_ProcTimeout;
+ u_int32_t tx_IntTimeout;
+ u_int32_t tx_NoCompleteCnt;
+ u_int32_t tx_MaxXmtsB4Int;
+ u_int32_t tx_TimeoutCnt;
+ u_int32_t tx_OutOfSyncPtr;
+ u_int32_t tx_tbusy0;
+ u_int32_t tx_tbusy1;
+ u_int32_t tx_tbusy_calls;
+ u_int32_t resetCount;
+ u_int32_t lmc_txfull;
+ u_int32_t tbusy;
+ u_int32_t dirtyTx;
+ u_int32_t lmc_next_tx;
+ u_int32_t otherTypeCnt;
+ u_int32_t lastType;
+ u_int32_t lastTypeOK;
+ u_int32_t txLoopCnt;
+ u_int32_t usedXmtDescripCnt;
+ u_int32_t txIndexCnt;
+ u_int32_t rxIntLoopCnt;
+
+ u_int32_t rx_SmallPktCnt;
+ u_int32_t rx_BadPktSurgeCnt;
+ u_int32_t rx_BuffAllocErr;
+ u_int32_t tx_lossOfClockCnt;
+
+ /* T1 error counters */
+ u_int32_t framingBitErrorCount;
+ u_int32_t lineCodeViolationCount;
+
+ u_int32_t lossOfFrameCount;
+ u_int32_t changeOfFrameAlignmentCount;
+ u_int32_t severelyErroredFrameCount;
+
+ u_int32_t check;
+};
+
+
+typedef struct lmc_xinfo {
+ u_int32_t Magic0; /* BEEFCAFE */
+
+ u_int32_t PciCardType;
+ u_int32_t PciSlotNumber; /* PCI slot number */
+
+ u_int16_t DriverMajorVersion;
+ u_int16_t DriverMinorVersion;
+ u_int16_t DriverSubVersion;
+
+ u_int16_t XilinxRevisionNumber;
+ u_int16_t MaxFrameSize;
+
+ u_int16_t t1_alarm1_status;
+ u_int16_t t1_alarm2_status;
+
+ int link_status;
+ u_int32_t mii_reg16;
+
+ u_int32_t Magic1; /* DEADBEEF */
+} LMC_XINFO;
+
+
+/*
+ * forward decl
+ */
+struct lmc___softc {
+ void *if_ptr; /* General purpose pointer (used by SPPP) */
+ char *name;
+ u8 board_idx;
+ struct lmc_statistics stats;
+ struct net_device *lmc_device;
+
+ int hang, rxdesc, bad_packet, some_counter;
+ u_int32_t txgo;
+ struct lmc_regfile_t lmc_csrs;
+ volatile u_int32_t lmc_txtick;
+ volatile u_int32_t lmc_rxtick;
+ u_int32_t lmc_flags;
+ u_int32_t lmc_intrmask; /* our copy of csr_intr */
+ u_int32_t lmc_cmdmode; /* our copy of csr_cmdmode */
+ u_int32_t lmc_busmode; /* our copy of csr_busmode */
+ u_int32_t lmc_gpio_io; /* state of in/out settings */
+ u_int32_t lmc_gpio; /* state of outputs */
+ struct sk_buff* lmc_txq[LMC_TXDESCS];
+ struct sk_buff* lmc_rxq[LMC_RXDESCS];
+ volatile
+ struct tulip_desc_t lmc_rxring[LMC_RXDESCS];
+ volatile
+ struct tulip_desc_t lmc_txring[LMC_TXDESCS];
+ unsigned int lmc_next_rx, lmc_next_tx;
+ volatile
+ unsigned int lmc_taint_tx, lmc_taint_rx;
+ int lmc_tx_start, lmc_txfull;
+ int lmc_txbusy;
+ u_int16_t lmc_miireg16;
+ int lmc_ok;
+ int last_link_status;
+ int lmc_cardtype;
+ u_int32_t last_frameerr;
+ lmc_media_t *lmc_media;
+ struct timer_list timer;
+ lmc_ctl_t ictl;
+ u_int32_t TxDescriptControlInit;
+
+ int tx_TimeoutInd; /* additional driver state */
+ int tx_TimeoutDisplay;
+ unsigned int lastlmc_taint_tx;
+ int lasttx_packets;
+ u_int32_t tx_clockState;
+ u_int32_t lmc_crcSize;
+ LMC_XINFO lmc_xinfo;
+ char lmc_yel, lmc_blue, lmc_red; /* for T1 and DS3 */
+ char lmc_timing; /* for HSSI and SSI */
+ int got_irq;
+
+ char last_led_err[4];
+
+ u32 last_int;
+ u32 num_int;
+
+ spinlock_t lmc_lock;
+ u_int16_t if_type; /* PPP or NET */
+ struct ppp_device *pd;
+
+ /* Failure cases */
+ u8 failed_ring;
+ u8 failed_recv_alloc;
+
+ /* Structure check */
+ u32 check;
+};
+
+#define LMC_PCI_TIME 1
+#define LMC_EXT_TIME 0
+
+#define PKT_BUF_SZ 1542 /* was 1536 */
+
+/* CSR5 settings */
+#define TIMER_INT 0x00000800
+#define TP_LINK_FAIL 0x00001000
+#define TP_LINK_PASS 0x00000010
+#define NORMAL_INT 0x00010000
+#define ABNORMAL_INT 0x00008000
+#define RX_JABBER_INT 0x00000200
+#define RX_DIED 0x00000100
+#define RX_NOBUFF 0x00000080
+#define RX_INT 0x00000040
+#define TX_FIFO_UNDER 0x00000020
+#define TX_JABBER 0x00000008
+#define TX_NOBUFF 0x00000004
+#define TX_DIED 0x00000002
+#define TX_INT 0x00000001
+
+/* CSR6 settings */
+#define OPERATION_MODE 0x00000200 /* Full Duplex */
+#define PROMISC_MODE 0x00000040 /* Promiscuous Mode */
+#define RECIEVE_ALL 0x40000000 /* Recieve All */
+#define PASS_BAD_FRAMES 0x00000008 /* Pass Bad Frames */
+
+/* Dec control registers CSR6 as well */
+#define LMC_DEC_ST 0x00002000
+#define LMC_DEC_SR 0x00000002
+
+/* CSR15 settings */
+#define RECV_WATCHDOG_DISABLE 0x00000010
+#define JABBER_DISABLE 0x00000001
+
+/* More settings */
+/*
+ * aSR6 -- Command (Operation Mode) Register
+ */
+#define TULIP_CMD_RECEIVEALL 0x40000000L /* (RW) Receivel all frames? */
+#define TULIP_CMD_MUSTBEONE 0x02000000L /* (RW) Must Be One (21140) */
+#define TULIP_CMD_TXTHRSHLDCTL 0x00400000L /* (RW) Transmit Threshold Mode (21140) */
+#define TULIP_CMD_STOREFWD 0x00200000L /* (RW) Store and Foward (21140) */
+#define TULIP_CMD_NOHEARTBEAT 0x00080000L /* (RW) No Heartbeat (21140) */
+#define TULIP_CMD_PORTSELECT 0x00040000L /* (RW) Post Select (100Mb) (21140) */
+#define TULIP_CMD_FULLDUPLEX 0x00000200L /* (RW) Full Duplex Mode */
+#define TULIP_CMD_OPERMODE 0x00000C00L /* (RW) Operating Mode */
+#define TULIP_CMD_PROMISCUOUS 0x00000041L /* (RW) Promiscuous Mode */
+#define TULIP_CMD_PASSBADPKT 0x00000008L /* (RW) Pass Bad Frames */
+#define TULIP_CMD_THRESHOLDCTL 0x0000C000L /* (RW) Threshold Control */
+
+#define TULIP_GP_PINSET 0x00000100L
+#define TULIP_BUSMODE_SWRESET 0x00000001L
+#define TULIP_WATCHDOG_TXDISABLE 0x00000001L
+#define TULIP_WATCHDOG_RXDISABLE 0x00000010L
+
+#define TULIP_STS_NORMALINTR 0x00010000L /* (RW) Normal Interrupt */
+#define TULIP_STS_ABNRMLINTR 0x00008000L /* (RW) Abnormal Interrupt */
+#define TULIP_STS_ERI 0x00004000L /* (RW) Early Receive Interrupt */
+#define TULIP_STS_SYSERROR 0x00002000L /* (RW) System Error */
+#define TULIP_STS_GTE 0x00000800L /* (RW) General Pupose Timer Exp */
+#define TULIP_STS_ETI 0x00000400L /* (RW) Early Transmit Interrupt */
+#define TULIP_STS_RXWT 0x00000200L /* (RW) Receiver Watchdog Timeout */
+#define TULIP_STS_RXSTOPPED 0x00000100L /* (RW) Receiver Process Stopped */
+#define TULIP_STS_RXNOBUF 0x00000080L /* (RW) Receive Buf Unavail */
+#define TULIP_STS_RXINTR 0x00000040L /* (RW) Receive Interrupt */
+#define TULIP_STS_TXUNDERFLOW 0x00000020L /* (RW) Transmit Underflow */
+#define TULIP_STS_TXJABER 0x00000008L /* (RW) Jabber timeout */
+#define TULIP_STS_TXNOBUF 0x00000004L
+#define TULIP_STS_TXSTOPPED 0x00000002L /* (RW) Transmit Process Stopped */
+#define TULIP_STS_TXINTR 0x00000001L /* (RW) Transmit Interrupt */
+
+#define TULIP_STS_RXS_STOPPED 0x00000000L /* 000 - Stopped */
+
+#define TULIP_STS_RXSTOPPED 0x00000100L /* (RW) Receive Process Stopped */
+#define TULIP_STS_RXNOBUF 0x00000080L
+
+#define TULIP_CMD_TXRUN 0x00002000L /* (RW) Start/Stop Transmitter */
+#define TULIP_CMD_RXRUN 0x00000002L /* (RW) Start/Stop Receive Filtering */
+#define TULIP_DSTS_TxDEFERRED 0x00000001 /* Initially Deferred */
+#define TULIP_DSTS_OWNER 0x80000000 /* Owner (1 = 21040) */
+#define TULIP_DSTS_RxMIIERR 0x00000008
+#define LMC_DSTS_ERRSUM (TULIP_DSTS_RxMIIERR)
+
+#define TULIP_DEFAULT_INTR_MASK (TULIP_STS_NORMALINTR \
+ | TULIP_STS_RXINTR \
+ | TULIP_STS_TXINTR \
+ | TULIP_STS_ABNRMLINTR \
+ | TULIP_STS_SYSERROR \
+ | TULIP_STS_TXSTOPPED \
+ | TULIP_STS_TXUNDERFLOW\
+ | TULIP_STS_RXSTOPPED )
+
+#define DESC_OWNED_BY_SYSTEM ((u_int32_t)(0x00000000))
+#define DESC_OWNED_BY_DC21X4 ((u_int32_t)(0x80000000))
+
+#ifndef TULIP_CMD_RECEIVEALL
+#define TULIP_CMD_RECEIVEALL 0x40000000L
+#endif
+
+/* Adapter module number */
+#define LMC_ADAP_HSSI 2
+#define LMC_ADAP_DS3 3
+#define LMC_ADAP_SSI 4
+#define LMC_ADAP_T1 5
+
+#define HDLC_HDR_LEN 4
+#define HDLC_ADDR_LEN 1
+#define HDLC_SLARP 0x8035
+#define LMC_MTU 1500
+#define SLARP_LINECHECK 2
+
+#define LMC_CRC_LEN_16 2 /* 16-bit CRC */
+#define LMC_CRC_LEN_32 4
+
+#ifdef LMC_HDLC
+/* definition of an hdlc header. */
+struct hdlc_hdr
+{
+ u8 address;
+ u8 control;
+ u16 type;
+};
+
+/* definition of a slarp header. */
+struct slarp
+{
+ long code;
+ union sl
+ {
+ struct
+ {
+ ulong address;
+ ulong mask;
+ ushort unused;
+ } add;
+ struct
+ {
+ ulong mysequence;
+ ulong yoursequence;
+ ushort reliability;
+ ulong time;
+ } chk;
+ } t;
+};
+#endif /* LMC_HDLC */
+
+
+#endif /* _LMC_VAR_H_ */