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4431d4ba23
- pessimized i/o port types.
- other pessimized types.
- Don't use DEBUG (causes LINT warnings). Use DGB_DEBUG instead.
- commented out code.
- cloned code that doesn't apply ("Smarts" is for the cy driver only).
Submitted by: bde
425 lines
10 KiB
C
425 lines
10 KiB
C
/*-
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* dgreg.h $Id: dgreg.h,v 1.7 1997/02/22 09:29:43 peter Exp $
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*
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* Digiboard driver.
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*
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* Stage 1. "Better than nothing".
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*
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* Based on sio driver by Bruce Evans and on Linux driver by Troy
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* De Jongh <troyd@digibd.com> or <troyd@skypoint.com>
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* which is under GNU General Public License version 2 so this driver
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* is forced to be under GPL 2 too.
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*
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* Written by Serge Babkin,
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* Joint Stock Commercial Bank "Chelindbank"
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* (Chelyabinsk, Russia)
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* babkin@hq.icb.chel.su
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*/
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#define MAX_DGB_PORTS 32
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/* digi.h */
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/* Definitions for DigiBoard ditty(1) command. */
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#if !defined(TIOCMODG)
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#define TIOCMODG ('d'<<8) | 250 /* get modem ctrl state */
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#define TIOCMODS ('d'<<8) | 251 /* set modem ctrl state */
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#endif
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#if !defined(TIOCMSET)
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#define TIOCMSET ('d'<<8) | 252 /* set modem ctrl state */
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#define TIOCMGET ('d'<<8) | 253 /* set modem ctrl state */
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#endif
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#if !defined(TIOCMBIC)
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#define TIOCMBIC ('d'<<8) | 254 /* set modem ctrl state */
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#define TIOCMBIS ('d'<<8) | 255 /* set modem ctrl state */
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#endif
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#if !defined(TIOCSDTR)
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#define TIOCSDTR ('e'<<8) | 0 /* set DTR */
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#define TIOCCDTR ('e'<<8) | 1 /* clear DTR */
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#endif
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/************************************************************************
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* Ioctl command arguments for DIGI parameters.
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************************************************************************/
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#define DIGI_GETA ('e'<<8) | 94 /* Read params */
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#define DIGI_SETA ('e'<<8) | 95 /* Set params */
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#define DIGI_SETAW ('e'<<8) | 96 /* Drain & set params */
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#define DIGI_SETAF ('e'<<8) | 97 /* Drain, flush & set params */
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#define DIGI_GETFLOW ('e'<<8) | 99 /* Get startc/stopc flow */
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/* control characters */
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#define DIGI_SETFLOW ('e'<<8) | 100 /* Set startc/stopc flow */
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/* control characters */
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#define DIGI_GETAFLOW ('e'<<8) | 101 /* Get Aux. startc/stopc */
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/* flow control chars */
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#define DIGI_SETAFLOW ('e'<<8) | 102 /* Set Aux. startc/stopc */
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/* flow control chars */
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struct digiflow_struct {
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unsigned char startc; /* flow cntl start char */
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unsigned char stopc; /* flow cntl stop char */
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};
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typedef struct digiflow_struct digiflow_t;
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/************************************************************************
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* Values for digi_flags
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************************************************************************/
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#define DIGI_IXON 0x0001 /* Handle IXON in the FEP */
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#define DIGI_FAST 0x0002 /* Fast baud rates */
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#define RTSPACE 0x0004 /* RTS input flow control */
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#define CTSPACE 0x0008 /* CTS output flow control */
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#define DSRPACE 0x0010 /* DSR output flow control */
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#define DCDPACE 0x0020 /* DCD output flow control */
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#define DTRPACE 0x0040 /* DTR input flow control */
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#define DIGI_FORCEDCD 0x0100 /* Force carrier */
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#define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */
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#define DIGI_AIXON 0x0400 /* Aux flow control in fep */
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/************************************************************************
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* Structure used with ioctl commands for DIGI parameters.
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************************************************************************/
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struct digi_struct {
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unsigned short digi_flags; /* Flags (see above) */
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};
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typedef struct digi_struct digi_t;
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/* fep.h */
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#define FEP_CSTART 0x400L
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#define FEP_CMAX 0x800L
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#define FEP_ISTART 0x800L
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#define FEP_IMAX 0xC00L
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#define FEP_CIN 0xD10L
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#define FEP_GLOBAL 0xD10L
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#define FEP_EIN 0xD18L
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#define FEPSTAT 0xD20L
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#define CHANSTRUCT 0x1000L
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#define RXTXBUF 0x4000L
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struct global_data {
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volatile ushort cin;
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volatile ushort cout;
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volatile ushort cstart;
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volatile ushort cmax;
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volatile ushort ein;
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volatile ushort eout;
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volatile ushort istart;
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volatile ushort imax;
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};
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struct board_chan {
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int filler1;
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int filler2;
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volatile ushort tseg;
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volatile ushort tin;
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volatile ushort tout;
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volatile ushort tmax;
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volatile ushort rseg;
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volatile ushort rin;
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volatile ushort rout;
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volatile ushort rmax;
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volatile ushort tlow;
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volatile ushort rlow;
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volatile ushort rhigh;
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volatile ushort incr;
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volatile ushort etime;
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volatile ushort edelay;
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volatile u_char *dev;
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volatile ushort iflag;
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volatile ushort oflag;
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volatile ushort cflag;
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volatile ushort gmask;
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volatile ushort col;
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volatile ushort delay;
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volatile ushort imask;
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volatile ushort tflush;
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int filler3;
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int filler4;
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int filler5;
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int filler6;
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volatile u_char num;
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volatile u_char ract;
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volatile u_char bstat;
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volatile u_char tbusy;
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volatile u_char iempty;
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volatile u_char ilow;
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volatile u_char idata;
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volatile u_char eflag;
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volatile u_char tflag;
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volatile u_char rflag;
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volatile u_char xmask;
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volatile u_char xval;
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volatile u_char mstat;
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volatile u_char mchange;
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volatile u_char mint;
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volatile u_char lstat;
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volatile u_char mtran;
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volatile u_char orun;
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volatile u_char startca;
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volatile u_char stopca;
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volatile u_char startc;
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volatile u_char stopc;
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volatile u_char vnext;
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volatile u_char hflow;
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volatile u_char fillc;
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volatile u_char ochar;
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volatile u_char omask;
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u_char filler7;
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u_char filler8[28];
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};
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#define SRXLWATER 0xE0
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#define SRXHWATER 0xE1
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#define STOUT 0xE2
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#define PAUSETX 0xE3
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#define RESUMETX 0xE4
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#define SAUXONOFFC 0xE6
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#define SENDBREAK 0xE8
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#define SETMODEM 0xE9
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#define SETIFLAGS 0xEA
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#define SONOFFC 0xEB
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#define STXLWATER 0xEC
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#define PAUSERX 0xEE
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#define RESUMERX 0xEF
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#define SETBUFFER 0xF2
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#define SETCOOKED 0xF3
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#define SETHFLOW 0xF4
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#define SETCTRLFLAGS 0xF5
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#define SETVNEXT 0xF6
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#define BREAK_IND 0x01
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#define LOWTX_IND 0x02
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#define EMPTYTX_IND 0x04
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#define DATA_IND 0x08
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#define MODEMCHG_IND 0x20
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#define ALL_IND (BREAK_IND|LOWTX_IND|EMPTYTX_IND|DATA_IND|MODEMCHG_IND)
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#define RTS 0x02
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#define CD 0x08
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#define DSR 0x10
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#define CTS 0x20
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#define RI 0x40
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#define DTR 0x80
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/* pcxx.h */
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#define FEPCODESEG 0x0200L
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#define FEPCODE 0x2000L
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#define BIOSCODE 0xf800L
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#define MISCGLOBAL 0x0C00L
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#define NPORT 0x0C22L
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#define MBOX 0x0C40L
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#define PORTBASE 0x0C90L
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#define BOTWIN 0x100L
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#define TOPWIN 0xFF00L
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#define FEPCLR 0x00
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#define FEPMEM 0x02
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#define FEPRST 0x04
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#define FEPINT 0x08
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#define FEPMASK 0x0e
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#define FEPWIN 0x80
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#define PCXI 0
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#define PCXE 1
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#define PCXEVE 2
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static char * const board_desc[] = {
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"PC/Xi (64K)",
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"PC/Xe (64K)",
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"PC/Xe (8K) ",
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};
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#define STARTC 021
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#define STOPC 023
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#define IAIXON 0x2000
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struct board_info {
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u_char status;
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u_char type;
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u_char altpin;
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ushort numports;
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ushort port;
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u_long membase;
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};
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#define TXSTOPPED 0x1
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#define LOWWAIT 0x2
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#define EMPTYWAIT 0x4
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#define DISABLED 0
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#define ENABLED 1
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#define OFF 0
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#define ON 1
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#define FEPTIMEOUT 200000
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#define SERIAL_TYPE_NORMAL 1
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#define SERIAL_TYPE_CALLOUT 2
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#define PCXE_EVENT_HANGUP 1
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struct channel {
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u_char unit; /* board unit number */
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u_char omodem; /* FEP output modem status */
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u_char imodem; /* FEP input modem status */
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u_char modemfake; /* Modem values to be forced */
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u_char modem; /* Force values */
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u_char hflow;
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u_char dsr;
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u_char dcd;
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u_char stopc;
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u_char startc;
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u_char stopca;
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u_char startca;
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u_char fepstopc;
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u_char fepstartc;
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u_char fepstopca;
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u_char fepstartca;
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u_char txwin;
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u_char rxwin;
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ushort fepiflag;
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ushort fepcflag;
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ushort fepoflag;
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ushort txbufhead;
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ushort txbufsize;
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ushort rxbufhead;
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ushort rxbufsize;
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int close_delay;
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int count;
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int blocked_open;
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int event;
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int asyncflags;
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uint dev;
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long session;
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long pgrp;
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u_long statusflags;
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u_long c_iflag;
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u_long c_cflag;
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u_long c_lflag;
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u_long c_oflag;
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u_char *txptr;
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u_char *rxptr;
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struct board_info *board;
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struct board_chan *brdchan;
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struct digi_struct digiext;
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struct tty *tty;
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struct termios normal_termios;
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struct termios callout_termios;
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volatile struct global_data *mailbox;
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};
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/* flags for configuring */
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#define DGBFLAG_ALTPIN 0x0001 /* chande DCD and DCD */
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#define DGBFLAG_NOWIN 0x0002 /* use windowed PC/Xe as non-windowed */
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#define DB_RD 0x0001
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#define DB_WR 0x0002
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#define DB_WIN 0x0004
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#define DB_INFO 0x0008
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#define DB_EXCEPT 0x0010
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#define DB_OPEN 0x0100
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#define DB_CLOSE 0x0200
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#define DB_DATA 0x0400
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#define DB_RXDATA 0x0401
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#define DB_TXDATA 0x0402
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#define DB_EVENT 0x0800
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#define DB_MODEM 0x1000
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#define DB_BREAK 0x2000
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#define DB_PARAM 0x4000
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#define DB_FEP 0x8000
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/* debugging printout */
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#ifdef DGB_DEBUG
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#define DPRINT1(l,a1) (dgbdebug&l ? printf(a1) : 0)
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#define DPRINT2(l,a1,a2) (dgbdebug&l ? printf(a1,a2) : 0)
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#define DPRINT3(l,a1,a2,a3) (dgbdebug&l ? printf(a1,a2,a3) : 0)
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#define DPRINT4(l,a1,a2,a3,a4) (dgbdebug&l ? printf(a1,a2,a3,a4) : 0)
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#define DPRINT5(l,a1,a2,a3,a4,a5) (dgbdebug&l ? printf(a1,a2,a3,a4,a5) : 0)
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#define DPRINT6(l,a1,a2,a3,a4,a5,a6) (dgbdebug&l ? printf(a1,a2,a3,a4,a5,a6) : 0)
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#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7) (dgbdebug&l ? printf(a1,a2,a3,a4,a5,a6,a7) : 0)
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#else
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#define DPRINT1(l,a1)
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#define DPRINT2(l,a1,a2)
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#define DPRINT3(l,a1,a2,a3)
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#define DPRINT4(l,a1,a2,a3,a4)
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#define DPRINT5(l,a1,a2,a3,a4,a5)
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#define DPRINT6(l,a1,a2,a3,a4,a5,a6)
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#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7)
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#endif
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/* These are termios bits as the FEP understands them */
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/* c_cflag bits */
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#define FEP_CBAUD 0x00000f
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#define FEP_B0 0x000000 /* hang up */
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#define FEP_B50 0x000001
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#define FEP_B75 0x000002
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#define FEP_B110 0x000003
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#define FEP_B134 0x000004
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#define FEP_B150 0x000005
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#define FEP_B200 0x000006
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#define FEP_B300 0x000007
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#define FEP_B600 0x000008
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#define FEP_B1200 0x000009
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#define FEP_B1800 0x00000a
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#define FEP_B2400 0x00000b
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#define FEP_B4800 0x00000c
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#define FEP_B9600 0x00000d
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#define FEP_B19200 0x00000e
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#define FEP_B38400 0x00000f
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#define FEP_EXTA FEP_B19200
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#define FEP_EXTB FEP_B38400
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#define FEP_CSIZE 0x000030
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#define FEP_CS5 0x000000
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#define FEP_CS6 0x000010
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#define FEP_CS7 0x000020
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#define FEP_CS8 0x000030
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#define FEP_CSTOPB 0x000040
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#define FEP_CREAD 0x000080
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#define FEP_PARENB 0x000100
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#define FEP_PARODD 0x000200
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#define FEP_CLOCAL 0x000800
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#define FEP_FASTBAUD 0x000400
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/* c_iflag bits */
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#define FEP_IGNBRK 0000001
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#define FEP_BRKINT 0000002
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#define FEP_IGNPAR 0000004
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#define FEP_PARMRK 0000010
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#define FEP_INPCK 0000020
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#define FEP_ISTRIP 0000040
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#define FEP_IXON 0002000
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#define FEP_IXANY 0004000
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#define FEP_IXOFF 0010000
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