pc300.h

优龙2410linux2.6.8内核源代码

	ucchar offset;		/* 1 for T1, 0 for E1 */
	ucchar full_bandwidth;

	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) */
	uclong plxbase;		/* PLX registers MMIO base (virtual) */
	uclong plxsize;		/* PLX registers MMIO size */
	uclong scaphys;		/* SCA registers MMIO base (physical) */
	uclong scabase;		/* SCA registers MMIO base (virtual) */
	uclong scasize;		/* SCA registers MMIO size */
	uclong ramphys;		/* On-board RAM MMIO base (physical) */
	uclong 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) */
	uclong 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	2

enum 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 */