[dragonfly.git] / sys / dev / serial / dgb / dgmreg.h

/*-
 * $FreeBSD: src/sys/dev/dgb/dgmreg.h,v 1.4.2.1 2001/09/23 19:54:54 brian Exp $
 * $DragonFly: src/sys/dev/serial/dgb/dgmreg.h,v 1.3 2006/12/22 23:26:24 swildner Exp $
 *
 *  Digiboard driver.
 *
 *  Stage 1. "Better than nothing".
 *  Stage 2. "Gee, it works!".
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification, immediately at the beginning of the file.
 * 2. Redistributions of binary code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification, in the accompanying documentation.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *  Written by Sergey Babkin,
 *      Joint Stock Commercial Bank "Chelindbank"
 *      (Chelyabinsk, Russia)
 *      babkin@freebsd.org
 */

#define MAX_DGM_PORTS 64

/* 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 CD    0x80	
#define DSR   0x20
#define CTS   0x10
#define DTR   0x01
#define RTS   0x02
#define RI    0x40

#define FEPCODESEG  0x0200L
#define FEPCODE     0x2000L
#define BIOSCODE    0xf800L
#define BIOSOFFSET  0x1000L

#define MISCGLOBAL  0x0C00L
#define NPORT       0x0C02L
#define MBOX        0x0C40L
#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
#define	PCXEM	3

static char * const board_desc[] = {
	"PC/Xi (64K)",
	"PC/Xe (64K)",
	"PC/Xe (8K) ",
	"PC/Xem ",
};

#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 */

#define DB_RD	  0x0001
#define DB_WR	  0x0002
#define DB_WIN	  0x0004
#define DB_INFO   0x0008
#define DB_EXCEPT 0x0010
#define DB_OPEN   0x0100
#define DB_CLOSE  0x0200
#define DB_DATA   0x0400
#define DB_RXDATA 0x0401
#define DB_TXDATA 0x0402
#define DB_EVENT  0x0800
#define DB_MODEM  0x1000
#define DB_BREAK  0x2000
#define DB_PARAM  0x4000
#define DB_FEP    0x8000

/* debugging printout */

#ifdef DEBUG
#define DPRINT1(l,a1)			(dgmdebug&l ? kprintf(a1) : 0)
#define DPRINT2(l,a1,a2)		(dgmdebug&l ? kprintf(a1,a2) : 0)
#define DPRINT3(l,a1,a2,a3)		(dgmdebug&l ? kprintf(a1,a2,a3) : 0)
#define DPRINT4(l,a1,a2,a3,a4)		(dgmdebug&l ? kprintf(a1,a2,a3,a4) : 0)
#define DPRINT5(l,a1,a2,a3,a4,a5)	(dgmdebug&l ? kprintf(a1,a2,a3,a4,a5) : 0)
#define DPRINT6(l,a1,a2,a3,a4,a5,a6)	(dgmdebug&l ? kprintf(a1,a2,a3,a4,a5,a6) : 0)
#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7) (dgmdebug&l ? kprintf(a1,a2,a3,a4,a5,a6,a7) : 0)
#else
#define DPRINT1(l,a1)
#define DPRINT2(l,a1,a2)
#define DPRINT3(l,a1,a2,a3)
#define DPRINT4(l,a1,a2,a3,a4)
#define DPRINT5(l,a1,a2,a3,a4,a5)
#define DPRINT6(l,a1,a2,a3,a4,a5,a6)
#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7)
#endif


	/* These are termios bits as the FEP understands them */

/* c_cflag bits */
#define FEP_CBAUD	0x00000f
#define  FEP_B0		0x000000		/* hang up */
#define  FEP_B50	0x000001
#define  FEP_B75	0x000002
#define  FEP_B110	0x000003
#define  FEP_B134	0x000004
#define  FEP_B150	0x000005
#define  FEP_B200	0x000006
#define  FEP_B300	0x000007
#define  FEP_B600	0x000008
#define  FEP_B1200	0x000009
#define  FEP_B1800	0x00000a
#define  FEP_B2400	0x00000b
#define  FEP_B4800	0x00000c
#define  FEP_B9600	0x00000d
#define  FEP_B19200	0x00000e
#define  FEP_B38400	0x00000f
#define FEP_EXTA FEP_B19200
#define FEP_EXTB FEP_B38400
#define FEP_CSIZE	0x000030
#define   FEP_CS5	0x000000
#define   FEP_CS6	0x000010
#define   FEP_CS7	0x000020
#define   FEP_CS8	0x000030
#define FEP_CSTOPB	0x000040
#define FEP_CREAD	0x000080
#define FEP_PARENB	0x000100
#define FEP_PARODD	0x000200
#define FEP_CLOCAL	0x000800
#define FEP_FASTBAUD	0x000400
/* c_iflag bits */
#define FEP_IGNBRK	0000001
#define FEP_BRKINT	0000002
#define FEP_IGNPAR	0000004
#define FEP_PARMRK	0000010
#define FEP_INPCK	0000020
#define FEP_ISTRIP	0000040
#define FEP_IXON	0002000
#define FEP_IXANY	0004000
#define FEP_IXOFF	0010000
Commit	Line	Data
984263bc MD	1	/*-
984263bc MD	2	* $FreeBSD: src/sys/dev/dgb/dgmreg.h,v 1.4.2.1 2001/09/23 19:54:54 brian Exp $
e3869ec7	3	* $DragonFly: src/sys/dev/serial/dgb/dgmreg.h,v 1.3 2006/12/22 23:26:24 swildner Exp $
984263bc MD	4	*
	5	* Digiboard driver.
	6	*
	7	* Stage 1. "Better than nothing".
	8	* Stage 2. "Gee, it works!".
	9	*
	10	* Redistribution and use in source and binary forms, with or without
	11	* modification, are permitted provided that the following conditions
	12	* are met:
	13	* 1. Redistributions of source code must retain the above copyright
	14	* notice, this list of conditions, and the following disclaimer,
	15	* without modification, immediately at the beginning of the file.
	16	* 2. Redistributions of binary code must retain the above copyright
	17	* notice, this list of conditions, and the following disclaimer,
	18	* without modification, in the accompanying documentation.
	19	* 3. The name of the author may not be used to endorse or promote products
	20	* derived from this software without specific prior written permission.
	21	*
	22	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
	23	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	24	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	25	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
	26	* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	27	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	28	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	29	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	30	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	31	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	32	* SUCH DAMAGE.
	33	*
	34	* Written by Sergey Babkin,
	35	* Joint Stock Commercial Bank "Chelindbank"
	36	* (Chelyabinsk, Russia)
	37	* babkin@freebsd.org
	38	*/
	39
	40	#define MAX_DGM_PORTS 64
	41
	42	/* digi.h */
	43	/* Definitions for DigiBoard ditty(1) command. */
	44
	45	#if !defined(TIOCMODG)
	46	#define TIOCMODG ('d'<<8) \| 250 /* get modem ctrl state */
	47	#define TIOCMODS ('d'<<8) \| 251 /* set modem ctrl state */
	48	#endif
	49
	50	#if !defined(TIOCMSET)
	51	#define TIOCMSET ('d'<<8) \| 252 /* set modem ctrl state */
	52	#define TIOCMGET ('d'<<8) \| 253 /* set modem ctrl state */
	53	#endif
	54
	55	#if !defined(TIOCMBIC)
	56	#define TIOCMBIC ('d'<<8) \| 254 /* set modem ctrl state */
	57	#define TIOCMBIS ('d'<<8) \| 255 /* set modem ctrl state */
	58	#endif
	59
	60	#if !defined(TIOCSDTR)
	61	#define TIOCSDTR ('e'<<8) \| 0 /* set DTR */
	62	#define TIOCCDTR ('e'<<8) \| 1 /* clear DTR */
	63	#endif
	64
	65	/************************************************************************
	66	* Ioctl command arguments for DIGI parameters.
	67	************************************************************************/
68	#define DIGI_GETA ('e'<<8) \| 94 /* Read params */
69
70	#define DIGI_SETA ('e'<<8) \| 95 /* Set params */
71	#define DIGI_SETAW ('e'<<8) \| 96 /* Drain & set params */
72	#define DIGI_SETAF ('e'<<8) \| 97 /* Drain, flush & set params */
73
74	#define DIGI_GETFLOW ('e'<<8) \| 99 /* Get startc/stopc flow */
75	/* control characters */
76	#define DIGI_SETFLOW ('e'<<8) \| 100 /* Set startc/stopc flow */
77	/* control characters */
78	#define DIGI_GETAFLOW ('e'<<8) \| 101 /* Get Aux. startc/stopc */
79	/* flow control chars */
80	#define DIGI_SETAFLOW ('e'<<8) \| 102 /* Set Aux. startc/stopc */
81	/* flow control chars */
82
83	struct digiflow_struct {
84	unsigned char startc; /* flow cntl start char */
85	unsigned char stopc; /* flow cntl stop char */
86	};
87
88	typedef struct digiflow_struct digiflow_t;
89
90
91	/************************************************************************
92	* Values for digi_flags
93	************************************************************************/
94	#define DIGI_IXON 0x0001 /* Handle IXON in the FEP */
95	#define DIGI_FAST 0x0002 /* Fast baud rates */
96	#define RTSPACE 0x0004 /* RTS input flow control */
97	#define CTSPACE 0x0008 /* CTS output flow control */
98	#define DSRPACE 0x0010 /* DSR output flow control */
99	#define DCDPACE 0x0020 /* DCD output flow control */
100	#define DTRPACE 0x0040 /* DTR input flow control */
101	#define DIGI_FORCEDCD 0x0100 /* Force carrier */
102	#define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */
103	#define DIGI_AIXON 0x0400 /* Aux flow control in fep */
104
105
106	/************************************************************************
107	* Structure used with ioctl commands for DIGI parameters.
108	************************************************************************/
109	struct digi_struct {
110	unsigned short digi_flags; /* Flags (see above) */
111	};
112
113	typedef struct digi_struct digi_t;
114
115	/* fep.h */
116
117	#define FEP_CSTART 0x400L
118	#define FEP_CMAX 0x800L
119	#define FEP_ISTART 0x800L
120	#define FEP_IMAX 0xC00L
121	#define FEP_CIN 0xD10L
122	#define FEP_GLOBAL 0xD10L
123	#define FEP_EIN 0xD18L
124	#define FEPSTAT 0xD20L
125	#define CHANSTRUCT 0x1000L
126	#define RXTXBUF 0x4000L
127
128
129	struct global_data {
130	volatile ushort cin;
131	volatile ushort cout;
132	volatile ushort cstart;
133	volatile ushort cmax;
134	volatile ushort ein;
135	volatile ushort eout;
136	volatile ushort istart;
137	volatile ushort imax;
138	};
139
140
141	struct board_chan {
142	int filler1;
143	int filler2;
144	volatile ushort tseg;
145	volatile ushort tin;
146	volatile ushort tout;
147	volatile ushort tmax;
148
149	volatile ushort rseg;
150	volatile ushort rin;
151	volatile ushort rout;
152	volatile ushort rmax;
153
154	volatile ushort tlow;
155	volatile ushort rlow;
156	volatile ushort rhigh;
157	volatile ushort incr;
158
159	volatile ushort etime;
160	volatile ushort edelay;
161	volatile u_char *dev;
162
163	volatile ushort iflag;
164	volatile ushort oflag;
165	volatile ushort cflag;
166	volatile ushort gmask;
167
168	volatile ushort col;
169	volatile ushort delay;
170	volatile ushort imask;
171	volatile ushort tflush;
172
173	int filler3;
174	int filler4;
175	int filler5;
176	int filler6;
177
178	volatile u_char num;
179	volatile u_char ract;
180	volatile u_char bstat;
181	volatile u_char tbusy;
182	volatile u_char iempty;
183	volatile u_char ilow;
184	volatile u_char idata;
185	volatile u_char eflag;
186
187	volatile u_char tflag;
188	volatile u_char rflag;
189	volatile u_char xmask;
190	volatile u_char xval;
191	volatile u_char mstat;
192	volatile u_char mchange;
193	volatile u_char mint;
194	volatile u_char lstat;
195
196	volatile u_char mtran;
197	volatile u_char orun;
198	volatile u_char startca;
199	volatile u_char stopca;
200	volatile u_char startc;
201	volatile u_char stopc;
202	volatile u_char vnext;
203	volatile u_char hflow;
204
205	volatile u_char fillc;
206	volatile u_char ochar;
207	volatile u_char omask;
208
209	u_char filler7;
210	u_char filler8[28];
211	};
212
213
214	#define SRXLWATER 0xE0
215	#define SRXHWATER 0xE1
216	#define STOUT 0xE2
217	#define PAUSETX 0xE3
218	#define RESUMETX 0xE4
219	#define SAUXONOFFC 0xE6
220	#define SENDBREAK 0xE8
221	#define SETMODEM 0xE9
222	#define SETIFLAGS 0xEA
223	#define SONOFFC 0xEB
224	#define STXLWATER 0xEC
225	#define PAUSERX 0xEE
226	#define RESUMERX 0xEF
227	#define SETBUFFER 0xF2
228	#define SETCOOKED 0xF3
229	#define SETHFLOW 0xF4
230	#define SETCTRLFLAGS 0xF5
231	#define SETVNEXT 0xF6
232
233
234
235	#define BREAK_IND 0x01
236	#define LOWTX_IND 0x02
237	#define EMPTYTX_IND 0x04
238	#define DATA_IND 0x08
239	#define MODEMCHG_IND 0x20
240
241	#define ALL_IND (BREAK_IND\|LOWTX_IND\|EMPTYTX_IND\|DATA_IND\|MODEMCHG_IND)
242
243	#define CD 0x80
244	#define DSR 0x20
245	#define CTS 0x10
246	#define DTR 0x01
247	#define RTS 0x02
248	#define RI 0x40
249
250	#define FEPCODESEG 0x0200L
251	#define FEPCODE 0x2000L
252	#define BIOSCODE 0xf800L
253	#define BIOSOFFSET 0x1000L
254
255	#define MISCGLOBAL 0x0C00L
256	#define NPORT 0x0C02L
257	#define MBOX 0x0C40L
258	#define BOTWIN 0x100L
259	#define TOPWIN 0xFF00L
260
261	#define FEPCLR 0x00
262	#define FEPMEM 0x02
263	#define FEPRST 0x04
264	#define FEPINT 0x08
265	#define FEPMASK 0x0e
266	#define FEPWIN 0x80
267
268	#define PCXI 0
269	#define PCXE 1
270	#define PCXEVE 2
271	#define PCXEM 3
272
273	static char * const board_desc[] = {
274	"PC/Xi (64K)",
275	"PC/Xe (64K)",
276	"PC/Xe (8K) ",
277	"PC/Xem ",
278	};
279
280	#define STARTC 021
281	#define STOPC 023
282	#define IAIXON 0x2000
283
284
285	struct board_info {
286	u_char status;
287	u_char type;
288	u_char altpin;
289	ushort numports;
290	ushort port;
291	u_long membase;
292	};
293
294
295	#define TXSTOPPED 0x1
296	#define LOWWAIT 0x2
297	#define EMPTYWAIT 0x4
298
299	#define DISABLED 0
300	#define ENABLED 1
301	#define OFF 0
302	#define ON 1
303
304	#define FEPTIMEOUT 200000
305	#define SERIAL_TYPE_NORMAL 1
306	#define SERIAL_TYPE_CALLOUT 2
307	#define PCXE_EVENT_HANGUP 1
308
309	struct channel {
310	u_char unit; /* board unit number */
311	u_char omodem; /* FEP output modem status */
312	u_char imodem; /* FEP input modem status */
313	u_char modemfake; /* Modem values to be forced */
314	u_char modem; /* Force values */
315	u_char hflow;
316	u_char dsr;
317	u_char dcd;
318	u_char stopc;
319	u_char startc;
320	u_char stopca;
321	u_char startca;
322	u_char fepstopc;
323	u_char fepstartc;
324	u_char fepstopca;
325	u_char fepstartca;
326	u_char txwin;
327	u_char rxwin;
328	ushort fepiflag;
329	ushort fepcflag;
330	ushort fepoflag;
331	ushort txbufhead;
332	ushort txbufsize;
333	ushort rxbufhead;
334	ushort rxbufsize;
335	int close_delay;
336	int count;
337	int blocked_open;
338	int event;
339	int asyncflags;
340	uint dev;
341	long session;
342	long pgrp;
343	u_long statusflags;
344	u_long c_iflag;
345	u_long c_cflag;
346	u_long c_lflag;
347	u_long c_oflag;
348	u_char *txptr;
349	u_char *rxptr;
350	struct board_info *board;
351	struct board_chan *brdchan;
352	struct digi_struct digiext;
353	struct tty *tty;
354	struct termios normal_termios;
355	struct termios callout_termios;
356	volatile struct global_data *mailbox;
357	};
358
359	/* flags for configuring */
360
361	#define DGBFLAG_ALTPIN 0x0001 /* chande DCD and DCD */
362	#define DGBFLAG_NOWIN 0x0002 /* use windowed PC/Xe as non-windowed */
363
364	#define DB_RD 0x0001
365	#define DB_WR 0x0002
366	#define DB_WIN 0x0004
367	#define DB_INFO 0x0008
368	#define DB_EXCEPT 0x0010
369	#define DB_OPEN 0x0100
370	#define DB_CLOSE 0x0200
371	#define DB_DATA 0x0400
372	#define DB_RXDATA 0x0401
373	#define DB_TXDATA 0x0402
374	#define DB_EVENT 0x0800
375	#define DB_MODEM 0x1000
376	#define DB_BREAK 0x2000
377	#define DB_PARAM 0x4000
378	#define DB_FEP 0x8000
379
380	/* debugging printout */
381
382	#ifdef DEBUG
e3869ec7 SW	383	#define DPRINT1(l,a1) (dgmdebug&l ? kprintf(a1) : 0)
	384	#define DPRINT2(l,a1,a2) (dgmdebug&l ? kprintf(a1,a2) : 0)
	385	#define DPRINT3(l,a1,a2,a3) (dgmdebug&l ? kprintf(a1,a2,a3) : 0)
	386	#define DPRINT4(l,a1,a2,a3,a4) (dgmdebug&l ? kprintf(a1,a2,a3,a4) : 0)
	387	#define DPRINT5(l,a1,a2,a3,a4,a5) (dgmdebug&l ? kprintf(a1,a2,a3,a4,a5) : 0)
	388	#define DPRINT6(l,a1,a2,a3,a4,a5,a6) (dgmdebug&l ? kprintf(a1,a2,a3,a4,a5,a6) : 0)
	389	#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7) (dgmdebug&l ? kprintf(a1,a2,a3,a4,a5,a6,a7) : 0)
984263bc MD	390	#else
	391	#define DPRINT1(l,a1)
	392	#define DPRINT2(l,a1,a2)
	393	#define DPRINT3(l,a1,a2,a3)
	394	#define DPRINT4(l,a1,a2,a3,a4)
	395	#define DPRINT5(l,a1,a2,a3,a4,a5)
	396	#define DPRINT6(l,a1,a2,a3,a4,a5,a6)
	397	#define DPRINT7(l,a1,a2,a3,a4,a5,a6,a7)
	398	#endif
	399
	400
	401	/* These are termios bits as the FEP understands them */
	402
	403	/* c_cflag bits */
	404	#define FEP_CBAUD 0x00000f
	405	#define FEP_B0 0x000000 /* hang up */
	406	#define FEP_B50 0x000001
	407	#define FEP_B75 0x000002
	408	#define FEP_B110 0x000003
	409	#define FEP_B134 0x000004
	410	#define FEP_B150 0x000005
	411	#define FEP_B200 0x000006
	412	#define FEP_B300 0x000007
	413	#define FEP_B600 0x000008
	414	#define FEP_B1200 0x000009
	415	#define FEP_B1800 0x00000a
	416	#define FEP_B2400 0x00000b
	417	#define FEP_B4800 0x00000c
	418	#define FEP_B9600 0x00000d
	419	#define FEP_B19200 0x00000e
	420	#define FEP_B38400 0x00000f
	421	#define FEP_EXTA FEP_B19200
	422	#define FEP_EXTB FEP_B38400
	423	#define FEP_CSIZE 0x000030
	424	#define FEP_CS5 0x000000
	425	#define FEP_CS6 0x000010
	426	#define FEP_CS7 0x000020
	427	#define FEP_CS8 0x000030
	428	#define FEP_CSTOPB 0x000040
	429	#define FEP_CREAD 0x000080
	430	#define FEP_PARENB 0x000100
	431	#define FEP_PARODD 0x000200
	432	#define FEP_CLOCAL 0x000800
	433	#define FEP_FASTBAUD 0x000400
	434	/* c_iflag bits */
	435	#define FEP_IGNBRK 0000001
	436	#define FEP_BRKINT 0000002
	437	#define FEP_IGNPAR 0000004
	438	#define FEP_PARMRK 0000010
	439	#define FEP_INPCK 0000020
	440	#define FEP_ISTRIP 0000040
	441	#define FEP_IXON 0002000
	442	#define FEP_IXANY 0004000
	443	#define FEP_IXOFF 0010000