/*- * dgreg.h $Id: dgreg.h,v 1.3 1995/12/22 16:08:15 bde Exp $ * * Digiboard driver. * * Stage 1. "Better than nothing". * * Based on sio driver by Bruce Evans and on Linux driver by Troy * De Jongh or * which is under GNU General Public License version 2 so this driver * is forced to be under GPL 2 too. * * Written by Serge Babkin, * Joint Stock Commercial Bank "Chelindbank" * (Chelyabinsk, Russia) * babkin@hq.icb.chel.su */ #define DEBUG 1 #define MAX_DGB_PORTS 32 /* digi.h */ /* Definitions for DigiBoard ditty(1) command. */ #if !defined(TIOCMODG) #define TIOCMODG ('d'<<8) | 250 /* get modem ctrl state */ #define TIOCMODS ('d'<<8) | 251 /* set modem ctrl state */ #endif #if !defined(TIOCMSET) #define TIOCMSET ('d'<<8) | 252 /* set modem ctrl state */ #define TIOCMGET ('d'<<8) | 253 /* set modem ctrl state */ #endif #if !defined(TIOCMBIC) #define TIOCMBIC ('d'<<8) | 254 /* set modem ctrl state */ #define TIOCMBIS ('d'<<8) | 255 /* set modem ctrl state */ #endif #if !defined(TIOCSDTR) #define TIOCSDTR ('e'<<8) | 0 /* set DTR */ #define TIOCCDTR ('e'<<8) | 1 /* clear DTR */ #endif /************************************************************************ * Ioctl command arguments for DIGI parameters. ************************************************************************/ #define DIGI_GETA ('e'<<8) | 94 /* Read params */ #define DIGI_SETA ('e'<<8) | 95 /* Set params */ #define DIGI_SETAW ('e'<<8) | 96 /* Drain & set params */ #define DIGI_SETAF ('e'<<8) | 97 /* Drain, flush & set params */ #define DIGI_GETFLOW ('e'<<8) | 99 /* Get startc/stopc flow */ /* control characters */ #define DIGI_SETFLOW ('e'<<8) | 100 /* Set startc/stopc flow */ /* control characters */ #define DIGI_GETAFLOW ('e'<<8) | 101 /* Get Aux. startc/stopc */ /* flow control chars */ #define DIGI_SETAFLOW ('e'<<8) | 102 /* Set Aux. startc/stopc */ /* flow control chars */ struct digiflow_struct { unsigned char startc; /* flow cntl start char */ unsigned char stopc; /* flow cntl stop char */ }; typedef struct digiflow_struct digiflow_t; /************************************************************************ * Values for digi_flags ************************************************************************/ #define DIGI_IXON 0x0001 /* Handle IXON in the FEP */ #define DIGI_FAST 0x0002 /* Fast baud rates */ #define RTSPACE 0x0004 /* RTS input flow control */ #define CTSPACE 0x0008 /* CTS output flow control */ #define DSRPACE 0x0010 /* DSR output flow control */ #define DCDPACE 0x0020 /* DCD output flow control */ #define DTRPACE 0x0040 /* DTR input flow control */ #define DIGI_FORCEDCD 0x0100 /* Force carrier */ #define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */ #define DIGI_AIXON 0x0400 /* Aux flow control in fep */ /************************************************************************ * Structure used with ioctl commands for DIGI parameters. ************************************************************************/ struct digi_struct { unsigned short digi_flags; /* Flags (see above) */ }; typedef struct digi_struct digi_t; /* fep.h */ #define FEP_CSTART 0x400L #define FEP_CMAX 0x800L #define FEP_ISTART 0x800L #define FEP_IMAX 0xC00L #define FEP_CIN 0xD10L #define FEP_GLOBAL 0xD10L #define FEP_EIN 0xD18L #define FEPSTAT 0xD20L #define CHANSTRUCT 0x1000L #define RXTXBUF 0x4000L struct global_data { volatile ushort cin; volatile ushort cout; volatile ushort cstart; volatile ushort cmax; volatile ushort ein; volatile ushort eout; volatile ushort istart; volatile ushort imax; }; struct board_chan { int filler1; int filler2; volatile ushort tseg; volatile ushort tin; volatile ushort tout; volatile ushort tmax; volatile ushort rseg; volatile ushort rin; volatile ushort rout; volatile ushort rmax; volatile ushort tlow; volatile ushort rlow; volatile ushort rhigh; volatile ushort incr; volatile ushort etime; volatile ushort edelay; volatile u_char *dev; volatile ushort iflag; volatile ushort oflag; volatile ushort cflag; volatile ushort gmask; volatile ushort col; volatile ushort delay; volatile ushort imask; volatile ushort tflush; int filler3; int filler4; int filler5; int filler6; volatile u_char num; volatile u_char ract; volatile u_char bstat; volatile u_char tbusy; volatile u_char iempty; volatile u_char ilow; volatile u_char idata; volatile u_char eflag; volatile u_char tflag; volatile u_char rflag; volatile u_char xmask; volatile u_char xval; volatile u_char mstat; volatile u_char mchange; volatile u_char mint; volatile u_char lstat; volatile u_char mtran; volatile u_char orun; volatile u_char startca; volatile u_char stopca; volatile u_char startc; volatile u_char stopc; volatile u_char vnext; volatile u_char hflow; volatile u_char fillc; volatile u_char ochar; volatile u_char omask; u_char filler7; u_char filler8[28]; }; #define SRXLWATER 0xE0 #define SRXHWATER 0xE1 #define STOUT 0xE2 #define PAUSETX 0xE3 #define RESUMETX 0xE4 #define SAUXONOFFC 0xE6 #define SENDBREAK 0xE8 #define SETMODEM 0xE9 #define SETIFLAGS 0xEA #define SONOFFC 0xEB #define STXLWATER 0xEC #define PAUSERX 0xEE #define RESUMERX 0xEF #define SETBUFFER 0xF2 #define SETCOOKED 0xF3 #define SETHFLOW 0xF4 #define SETCTRLFLAGS 0xF5 #define SETVNEXT 0xF6 #define BREAK_IND 0x01 #define LOWTX_IND 0x02 #define EMPTYTX_IND 0x04 #define DATA_IND 0x08 #define MODEMCHG_IND 0x20 #define ALL_IND (BREAK_IND|LOWTX_IND|EMPTYTX_IND|DATA_IND|MODEMCHG_IND) #define RTS 0x02 #define CD 0x08 #define DSR 0x10 #define CTS 0x20 #define RI 0x40 #define DTR 0x80 /* pcxx.h */ #define FEPCODESEG 0x0200L #define FEPCODE 0x2000L #define BIOSCODE 0xf800L #define MISCGLOBAL 0x0C00L #define NPORT 0x0C22L #define MBOX 0x0C40L #define PORTBASE 0x0C90L #define BOTWIN 0x100L #define TOPWIN 0xFF00L #define FEPCLR 0x00 #define FEPMEM 0x02 #define FEPRST 0x04 #define FEPINT 0x08 #define FEPMASK 0x0e #define FEPWIN 0x80 #define PCXI 0 #define PCXE 1 #define PCXEVE 2 static char * const board_desc[] = { "PC/Xi (64K)", "PC/Xe (64K)", "PC/Xe (8K) ", }; #define STARTC 021 #define STOPC 023 #define IAIXON 0x2000 struct board_info { u_char status; u_char type; u_char altpin; ushort numports; ushort port; u_long membase; }; #define TXSTOPPED 0x1 #define LOWWAIT 0x2 #define EMPTYWAIT 0x4 #define DISABLED 0 #define ENABLED 1 #define OFF 0 #define ON 1 #define FEPTIMEOUT 200000 #define SERIAL_TYPE_NORMAL 1 #define SERIAL_TYPE_CALLOUT 2 #define PCXE_EVENT_HANGUP 1 struct channel { u_char unit; /* board unit number */ u_char omodem; /* FEP output modem status */ u_char imodem; /* FEP input modem status */ u_char modemfake; /* Modem values to be forced */ u_char modem; /* Force values */ u_char hflow; u_char dsr; u_char dcd; u_char stopc; u_char startc; u_char stopca; u_char startca; u_char fepstopc; u_char fepstartc; u_char fepstopca; u_char fepstartca; u_char txwin; u_char rxwin; ushort fepiflag; ushort fepcflag; ushort fepoflag; ushort txbufhead; ushort txbufsize; ushort rxbufhead; ushort rxbufsize; int close_delay; int count; int blocked_open; int event; int asyncflags; uint dev; long session; long pgrp; u_long statusflags; u_long c_iflag; u_long c_cflag; u_long c_lflag; u_long c_oflag; u_char *txptr; u_char *rxptr; struct board_info *board; struct board_chan *brdchan; struct digi_struct digiext; struct tty *tty; struct termios normal_termios; struct termios callout_termios; volatile struct global_data *mailbox; }; /* flags for configuring */ #define DGBFLAG_ALTPIN 0x0001 /* chande DCD and DCD */ #define DGBFLAG_NOWIN 0x0002 /* use windowed PC/Xe as non-windowed */ /* debugging printout */ #ifdef DEBUG # define DPRINT1(a1) (dgbdebug ? printf(a1) : 0) # define DPRINT2(a1,a2) (dgbdebug ? printf(a1,a2) : 0) # define DPRINT3(a1,a2,a3) (dgbdebug ? printf(a1,a2,a3) : 0) # define DPRINT4(a1,a2,a3,a4) (dgbdebug ? printf(a1,a2,a3,a4) : 0) # define DPRINT5(a1,a2,a3,a4,a5) (dgbdebug ? printf(a1,a2,a3,a4,a5) : 0) #else # define DPRINT1(a1) # define DPRINT2(a1,a2) # define DPRINT3(a1,a2,a3) # define DPRINT4(a1,a2,a3,a4) # define DPRINT5(a1,a2,a3,a4,a5) #endif