ucchar xmb_cause;	ucchar multiframe_mode;	/* Statistics */	ucshort pden;	/* Pulse Density violation count */	ucshort los;	/* Loss of Signal count */	ucshort losr;	/* Loss of Signal recovery count */	ucshort lfa;	/* Loss of frame alignment count */	ucshort farec;	/* Frame Alignment Recovery count */	ucshort lmfa;	/* Loss of multiframe alignment count */	ucshort ais;	/* Remote Alarm indication Signal count */	ucshort sec;	/* One-second timer */	ucshort es;	/* Errored second */	ucshort rai;	/* remote alarm received */	ucshort bec;	ucshort fec;	ucshort cvc;	ucshort cec;	ucshort ebc;	/* Status */	ucchar red_alarm;	ucchar blue_alarm;	ucchar loss_fa;	ucchar yellow_alarm;	ucchar loss_mfa;	ucchar prbs;} falc_t;typedef struct falc_status {	ucchar sync;  /* If true FALC is synchronized */	ucchar red_alarm;	ucchar blue_alarm;	ucchar loss_fa;	ucchar yellow_alarm;	ucchar loss_mfa;	ucchar prbs;} falc_status_t;typedef struct rsv_x21_status {	ucchar dcd;	ucchar dsr;	ucchar cts;	ucchar rts;	ucchar dtr;} rsv_x21_status_t;typedef struct pc300stats {	int hw_type;	uclong line_on;	uclong line_off;	struct net_device_stats gen_stats;	falc_t te_stats;} pc300stats_t;typedef struct pc300status {	int hw_type;	rsv_x21_status_t gen_status;	falc_status_t te_status;} pc300status_t;typedef struct pc300loopback {	char loop_type;	char loop_on;} pc300loopback_t;typedef struct pc300patterntst {	char patrntst_on;       /* 0 - off; 1 - on; 2 - read num_errors */	ucshort num_errors;} pc300patterntst_t;typedef struct pc300dev {	void *if_ptr;		/* General purpose pointer */	struct pc300ch *chan;	ucchar trace_on;	uclong line_on;		/* DCD(X.21, RSV) / sync(TE) change counters */	uclong line_off;#ifdef __KERNEL__	char name[16];	struct net_device *dev;	void *private;	struct sk_buff *tx_skb;	union {	/* This union has all the protocol-specific structures */		struct ppp_device pppdev;	}ifu;#ifdef CONFIG_PC300_MLPPP	void *cpc_tty;	/* information to PC300 TTY driver */#endif#endif /* __KERNEL__ */}pc300dev_t;typedef struct pc300hw {	int type;		/* RSV, X21, etc. */	int bus;		/* Bus (PCI, PMC, etc.) */	int nchan;		/* number of channels */	int irq;		/* interrupt request level */	uclong clock;		/* Board clock */	ucchar cpld_id;		/* CPLD ID (TE only) */	ucshort cpld_reg1;	/* CPLD reg 1 (TE only) */	ucshort cpld_reg2;	/* CPLD reg 2 (TE only) */	ucshort gpioc_reg;	/* PLX GPIOC reg */	ucshort intctl_reg;	/* PLX Int Ctrl/Status reg */	uclong iophys;		/* PLX registers I/O base */	uclong iosize;		/* PLX registers I/O size */	uclong plxphys;		/* PLX registers MMIO base (physical) */	void __iomem * plxbase;	/* PLX registers MMIO base (virtual) */	uclong plxsize;		/* PLX registers MMIO size */	uclong scaphys;		/* SCA registers MMIO base (physical) */	void __iomem * scabase;	/* SCA registers MMIO base (virtual) */	uclong scasize;		/* SCA registers MMIO size */	uclong ramphys;		/* On-board RAM MMIO base (physical) */	void __iomem * rambase;	/* On-board RAM MMIO base (virtual) */	uclong alloc_ramsize;	/* RAM MMIO size allocated by the PCI bridge */	uclong ramsize;		/* On-board RAM MMIO size */	uclong falcphys;	/* FALC registers MMIO base (physical) */	void __iomem * falcbase;/* FALC registers MMIO base (virtual) */	uclong falcsize;	/* FALC registers MMIO size */} pc300hw_t;typedef struct pc300chconf {	sync_serial_settings	phys_settings;	/* Clock type/rate (in bps), 						   loopback mode */	raw_hdlc_proto		proto_settings;	/* Encoding, parity (CRC) */	uclong media;		/* HW media (RS232, V.35, etc.) */	uclong proto;		/* Protocol (PPP, X.25, etc.) */	ucchar monitor;		/* Monitor mode (0 = off, !0 = on) */	/* TE-specific parameters */	ucchar lcode;		/* Line Code (AMI, B8ZS, etc.) */	ucchar fr_mode;		/* Frame Mode (ESF, D4, etc.) */	ucchar lbo;		/* Line Build Out */	ucchar rx_sens;		/* Rx Sensitivity (long- or short-haul) */	uclong tslot_bitmap;	/* bit[i]=1  =>  timeslot _i_ is active */} pc300chconf_t;typedef struct pc300ch {	struct pc300 *card;	int channel;	pc300dev_t d;	pc300chconf_t conf;	ucchar tx_first_bd;	/* First TX DMA block descr. w/ data */	ucchar tx_next_bd;	/* Next free TX DMA block descriptor */	ucchar rx_first_bd;	/* First free RX DMA block descriptor */	ucchar rx_last_bd;	/* Last free RX DMA block descriptor */	ucchar nfree_tx_bd;	/* Number of free TX DMA block descriptors */	falc_t falc;		/* FALC structure (TE only) */} pc300ch_t;typedef struct pc300 {	pc300hw_t hw;			/* hardware config. */	pc300ch_t chan[PC300_MAXCHAN];#ifdef __KERNEL__	spinlock_t card_lock;#endif /* __KERNEL__ */} pc300_t;typedef struct pc300conf {	pc300hw_t hw;	pc300chconf_t conf;} pc300conf_t;/* DEV ioctl() commands */#define	N_SPPP_IOCTLS	2enum pc300_ioctl_cmds {	SIOCCPCRESERVED = (SIOCDEVPRIVATE + N_SPPP_IOCTLS),	SIOCGPC300CONF,	SIOCSPC300CONF,	SIOCGPC300STATUS,	SIOCGPC300FALCSTATUS,	SIOCGPC300UTILSTATS,	SIOCGPC300UTILSTATUS,	SIOCSPC300TRACE,	SIOCSPC300LOOPBACK,	SIOCSPC300PATTERNTEST,};/* Loopback types - PC300/TE boards */enum pc300_loopback_cmds {	PC300LOCLOOP = 1,	PC300REMLOOP,	PC300PAYLOADLOOP,	PC300GENLOOPUP,	PC300GENLOOPDOWN,};/* Control Constant Definitions */#define	PC300_RSV	0x01#define	PC300_X21	0x02#define	PC300_TE	0x03#define	PC300_PCI	0x00#define	PC300_PMC	0x01#define PC300_LC_AMI	0x01#define PC300_LC_B8ZS	0x02#define PC300_LC_NRZ	0x03#define PC300_LC_HDB3	0x04/* Framing (T1) */#define PC300_FR_ESF		0x01#define PC300_FR_D4		0x02#define PC300_FR_ESF_JAPAN	0x03/* Framing (E1) */#define PC300_FR_MF_CRC4	0x04#define PC300_FR_MF_NON_CRC4	0x05#define PC300_FR_UNFRAMED	0x06#define PC300_LBO_0_DB		0x00#define PC300_LBO_7_5_DB	0x01#define PC300_LBO_15_DB		0x02#define PC300_LBO_22_5_DB	0x03#define PC300_RX_SENS_SH	0x01#define PC300_RX_SENS_LH	0x02#define PC300_TX_TIMEOUT	(2*HZ)#define PC300_TX_QUEUE_LEN	100#define	PC300_DEF_MTU		1600#ifdef __KERNEL__/* Function Prototypes */int dma_buf_write(pc300_t *, int, ucchar *, int);int dma_buf_read(pc300_t *, int, struct sk_buff *);void tx_dma_start(pc300_t *, int);void rx_dma_start(pc300_t *, int);void tx_dma_stop(pc300_t *, int);void rx_dma_stop(pc300_t *, int);int cpc_queue_xmit(struct sk_buff *, struct net_device *);void cpc_net_rx(struct net_device *);void cpc_sca_status(pc300_t *, int);int cpc_change_mtu(struct net_device *, int);int cpc_ioctl(struct net_device *, struct ifreq *, int);int ch_config(pc300dev_t *);int rx_config(pc300dev_t *);int tx_config(pc300dev_t *);void cpc_opench(pc300dev_t *);void cpc_closech(pc300dev_t *);int cpc_open(struct net_device *dev);int cpc_close(struct net_device *dev);int cpc_set_media(hdlc_device *, int);#endif /* __KERNEL__ */#endif	/* _PC300_H */