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linux-next/include/linux/mISDNhw.h
Karsten Keil 1b2b03f8e5 Add mISDN core files 
Add mISDN core files

Signed-off-by: Karsten Keil <kkeil@suse.de>
2008-07-27 01:54:58 +02:00

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/*
*
* Author Karsten Keil <kkeil@novell.com>
*
* Basic declarations for the mISDN HW channels
*
* Copyright 2008 by Karsten Keil <kkeil@novell.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef MISDNHW_H
#define MISDNHW_H
#include <linux/mISDNif.h>
#include <linux/timer.h>
/*
* HW DEBUG 0xHHHHGGGG
* H - hardware driver specific bits
* G - for all drivers
*/
#define DEBUG_HW 0x00000001
#define DEBUG_HW_OPEN 0x00000002
#define DEBUG_HW_DCHANNEL 0x00000100
#define DEBUG_HW_DFIFO 0x00000200
#define DEBUG_HW_BCHANNEL 0x00001000
#define DEBUG_HW_BFIFO 0x00002000
#define MAX_DFRAME_LEN_L1 300
#define MAX_MON_FRAME 32
#define MAX_LOG_SPACE 2048
#define MISDN_COPY_SIZE 32
/* channel->Flags bit field */
#define FLG_TX_BUSY 0 /* tx_buf in use */
#define FLG_TX_NEXT 1 /* next_skb in use */
#define FLG_L1_BUSY 2 /* L1 is permanent busy */
#define FLG_L2_ACTIVATED 3 /* activated from L2 */
#define FLG_OPEN 5 /* channel is in use */
#define FLG_ACTIVE 6 /* channel is activated */
#define FLG_BUSY_TIMER 7
/* channel type */
#define FLG_DCHANNEL 8 /* channel is D-channel */
#define FLG_BCHANNEL 9 /* channel is B-channel */
#define FLG_ECHANNEL 10 /* channel is E-channel */
#define FLG_TRANSPARENT 12 /* channel use transparent data */
#define FLG_HDLC 13 /* channel use hdlc data */
#define FLG_L2DATA 14 /* channel use L2 DATA primitivs */
#define FLG_ORIGIN 15 /* channel is on origin site */
/* channel specific stuff */
/* arcofi specific */
#define FLG_ARCOFI_TIMER 16
#define FLG_ARCOFI_ERROR 17
/* isar specific */
#define FLG_INITIALIZED 16
#define FLG_DLEETX 17
#define FLG_LASTDLE 18
#define FLG_FIRST 19
#define FLG_LASTDATA 20
#define FLG_NMD_DATA 21
#define FLG_FTI_RUN 22
#define FLG_LL_OK 23
#define FLG_LL_CONN 24
#define FLG_DTMFSEND 25
/* workq events */
#define FLG_RECVQUEUE 30
#define FLG_PHCHANGE 31
#define schedule_event(s, ev) do { \
test_and_set_bit(ev, &((s)->Flags)); \
schedule_work(&((s)->workq)); \
} while (0)
struct dchannel {
struct mISDNdevice dev;
u_long Flags;
struct work_struct workq;
void (*phfunc) (struct dchannel *);
u_int state;
void *l1;
/* HW access */
u_char (*read_reg) (void *, u_char);
void (*write_reg) (void *, u_char, u_char);
void (*read_fifo) (void *, u_char *, int);
void (*write_fifo) (void *, u_char *, int);
void *hw;
int slot; /* multiport card channel slot */
struct timer_list timer;
/* receive data */
struct sk_buff *rx_skb;
int maxlen;
/* send data */
struct sk_buff_head squeue;
struct sk_buff_head rqueue;
struct sk_buff *tx_skb;
int tx_idx;
int debug;
/* statistics */
int err_crc;
int err_tx;
int err_rx;
};
typedef int (dchannel_l1callback)(struct dchannel *, u_int);
extern int create_l1(struct dchannel *, dchannel_l1callback *);
/* private L1 commands */
#define INFO0 0x8002
#define INFO1 0x8102
#define INFO2 0x8202
#define INFO3_P8 0x8302
#define INFO3_P10 0x8402
#define INFO4_P8 0x8502
#define INFO4_P10 0x8602
#define LOSTFRAMING 0x8702
#define ANYSIGNAL 0x8802
#define HW_POWERDOWN 0x8902
#define HW_RESET_REQ 0x8a02
#define HW_POWERUP_REQ 0x8b02
#define HW_DEACT_REQ 0x8c02
#define HW_ACTIVATE_REQ 0x8e02
#define HW_D_NOBLOCKED 0x8f02
#define HW_RESET_IND 0x9002
#define HW_POWERUP_IND 0x9102
#define HW_DEACT_IND 0x9202
#define HW_ACTIVATE_IND 0x9302
#define HW_DEACT_CNF 0x9402
#define HW_TESTLOOP 0x9502
#define HW_TESTRX_RAW 0x9602
#define HW_TESTRX_HDLC 0x9702
#define HW_TESTRX_OFF 0x9802
struct layer1;
extern int l1_event(struct layer1 *, u_int);
struct bchannel {
struct mISDNchannel ch;
int nr;
u_long Flags;
struct work_struct workq;
u_int state;
/* HW access */
u_char (*read_reg) (void *, u_char);
void (*write_reg) (void *, u_char, u_char);
void (*read_fifo) (void *, u_char *, int);
void (*write_fifo) (void *, u_char *, int);
void *hw;
int slot; /* multiport card channel slot */
struct timer_list timer;
/* receive data */
struct sk_buff *rx_skb;
int maxlen;
/* send data */
struct sk_buff *next_skb;
struct sk_buff *tx_skb;
struct sk_buff_head rqueue;
int rcount;
int tx_idx;
int debug;
/* statistics */
int err_crc;
int err_tx;
int err_rx;
};
extern int mISDN_initdchannel(struct dchannel *, int, void *);
extern int mISDN_initbchannel(struct bchannel *, int);
extern int mISDN_freedchannel(struct dchannel *);
extern int mISDN_freebchannel(struct bchannel *);
extern void queue_ch_frame(struct mISDNchannel *, u_int,
int, struct sk_buff *);
extern int dchannel_senddata(struct dchannel *, struct sk_buff *);
extern int bchannel_senddata(struct bchannel *, struct sk_buff *);
extern void recv_Dchannel(struct dchannel *);
extern void recv_Bchannel(struct bchannel *);
extern void recv_Dchannel_skb(struct dchannel *, struct sk_buff *);
extern void recv_Bchannel_skb(struct bchannel *, struct sk_buff *);
extern void confirm_Bsend(struct bchannel *bch);
extern int get_next_bframe(struct bchannel *);
extern int get_next_dframe(struct dchannel *);
#endif
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