Edit File: mISDNhw.h
/* * * 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 */ #define FLG_FILLEMPTY 16 /* fill fifo on first frame (empty) */ /* arcofi specific */ #define FLG_ARCOFI_TIMER 17 #define FLG_ARCOFI_ERROR 18 /* isar specific */ #define FLG_INITIALIZED 17 #define FLG_DLEETX 18 #define FLG_LASTDLE 19 #define FLG_FIRST 20 #define FLG_LASTDATA 21 #define FLG_NMD_DATA 22 #define FLG_FTI_RUN 23 #define FLG_LL_OK 24 #define FLG_LL_CONN 25 #define FLG_DTMFSEND 26 #define FLG_TX_EMPTY 27 /* stop sending received data upstream */ #define FLG_RX_OFF 28 /* 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; 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 #define HW_TIMER3_IND 0x9902 #define HW_TIMER3_VALUE 0x9a00 #define HW_TIMER3_VMASK 0x00FF struct layer1; extern int l1_event(struct layer1 *, u_int); #define MISDN_BCH_FILL_SIZE 4 struct bchannel { struct mISDNchannel ch; int nr; u_long Flags; struct work_struct workq; u_int state; void *hw; int slot; /* multiport card channel slot */ struct timer_list timer; /* receive data */ u8 fill[MISDN_BCH_FILL_SIZE]; struct sk_buff *rx_skb; unsigned short maxlen; unsigned short init_maxlen; /* initial value */ unsigned short next_maxlen; /* pending value */ unsigned short minlen; /* for transparent data */ unsigned short init_minlen; /* initial value */ unsigned short next_minlen; /* pending value */ /* 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; int dropcnt; }; extern int mISDN_initdchannel(struct dchannel *, int, void *); extern int mISDN_initbchannel(struct bchannel *, unsigned short, unsigned short); extern int mISDN_freedchannel(struct dchannel *); extern void mISDN_clear_bchannel(struct bchannel *); extern void mISDN_freebchannel(struct bchannel *); extern int mISDN_ctrl_bchannel(struct bchannel *, struct mISDN_ctrl_req *); 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 int bchannel_get_rxbuf(struct bchannel *, int); extern void recv_Dchannel(struct dchannel *); extern void recv_Echannel(struct dchannel *, struct dchannel *); extern void recv_Bchannel(struct bchannel *, unsigned int, bool); extern void recv_Dchannel_skb(struct dchannel *, struct sk_buff *); extern void recv_Bchannel_skb(struct bchannel *, struct sk_buff *); extern int get_next_bframe(struct bchannel *); extern int get_next_dframe(struct dchannel *); #endif