1/*-
2 * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
3 * based on work by Slawa Olhovchenkov
4 * John Prince <johnp@knight-trosoft.com>
5 * Eric Hernes
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
| 1/*-
2 * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
3 * based on work by Slawa Olhovchenkov
4 * John Prince <johnp@knight-trosoft.com>
5 * Eric Hernes
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
|
29 * $FreeBSD: head/sys/dev/digi/digi.h 118509 2003-08-05 20:11:50Z bde $
| 29 * $FreeBSD: head/sys/dev/digi/digi.h 118607 2003-08-07 15:04:27Z jhb $
|
30 */
31
32#define W(p) (*(u_int16_t *)(p))
33#define vW(p) (*(u_int16_t volatile *)(p))
34#define D(p) (*(u_int32_t *)(p))
35#define vD(p) (*(u_int32_t volatile *)(p))
36
37#define CE_OVERRUN 0
38#define CE_INTERRUPT_BUF_OVERFLOW 1
39#define CE_TTY_BUF_OVERFLOW 2
40#define CE_NTYPES 3
41#define CE_RECORD(com, errnum) (++(com)->delta_error_counts[errnum])
42
43/*#define DIGI_INTERRUPT*/
44
45#ifndef DEBUG
46#define DEBUG
47#endif
48
49#ifdef DEBUG
50extern unsigned digi_debug;
51#define DLOG(level, args) if (digi_debug & (level)) device_printf args
52#else
53#define DLOG(level, args)
54#endif
55
56
57struct digi_softc;
58
59/* digiboard port structure */
60struct digi_p {
61 struct digi_softc *sc;
62
63 int status;
64#define ENABLED 1
65#define DIGI_DTR_OFF 2
66#define PAUSE_TX 8
67#define PAUSE_RX 16
68
69 int opencnt;
| 30 */
31
32#define W(p) (*(u_int16_t *)(p))
33#define vW(p) (*(u_int16_t volatile *)(p))
34#define D(p) (*(u_int32_t *)(p))
35#define vD(p) (*(u_int32_t volatile *)(p))
36
37#define CE_OVERRUN 0
38#define CE_INTERRUPT_BUF_OVERFLOW 1
39#define CE_TTY_BUF_OVERFLOW 2
40#define CE_NTYPES 3
41#define CE_RECORD(com, errnum) (++(com)->delta_error_counts[errnum])
42
43/*#define DIGI_INTERRUPT*/
44
45#ifndef DEBUG
46#define DEBUG
47#endif
48
49#ifdef DEBUG
50extern unsigned digi_debug;
51#define DLOG(level, args) if (digi_debug & (level)) device_printf args
52#else
53#define DLOG(level, args)
54#endif
55
56
57struct digi_softc;
58
59/* digiboard port structure */
60struct digi_p {
61 struct digi_softc *sc;
62
63 int status;
64#define ENABLED 1
65#define DIGI_DTR_OFF 2
66#define PAUSE_TX 8
67#define PAUSE_RX 16
68
69 int opencnt;
|
70 ushort txbufsize;
71 ushort rxbufsize;
| 70 u_short txbufsize;
71 u_short rxbufsize;
|
72 volatile struct board_chan *bc;
73 struct tty *tp;
74
75 dev_t dev[6];
76
77 u_char *txbuf;
78 u_char *rxbuf;
79 u_char txwin;
80 u_char rxwin;
81
82 u_char pnum; /* port number */
83
84 u_char modemfake; /* Modem values to be forced */
85 u_char mstat;
86 u_char modem; /* Force values */
87
88 int active_out; /* nonzero if the callout device is open */
89 int dtr_wait; /* time to hold DTR down on close (* 1/hz) */
90 u_int wopeners; /* # processes waiting for DCD in open() */
91
92 /*
93 * The high level of the driver never reads status registers directly
94 * because there would be too many side effects to handle conveniently.
95 * Instead, it reads copies of the registers stored here by the
96 * interrupt handler.
97 */
98 u_char last_modem_status; /* last MSR read by intr handler */
99 u_char prev_modem_status; /* last MSR handled by high level */
100
101
102 /* Initial state. */
103 struct termios it_in; /* should be in struct tty */
104 struct termios it_out;
105
106 /* Lock state. */
107 struct termios lt_in; /* should be in struct tty */
108 struct termios lt_out;
109
110 u_int do_timestamp;
111 u_int do_dcd_timestamp;
112 struct timeval dcd_timestamp;
113
114 u_long bytes_in, bytes_out;
115 u_int delta_error_counts[CE_NTYPES];
116 u_long error_counts;
117
118 tcflag_t c_iflag; /* hold true IXON/IXOFF/IXANY */
119 int lcc, lostcc, lbuf;
120 u_char send_ring;
121
122 unsigned laltpin : 1; /* Alternate pin settings locked */
123 unsigned ialtpin : 1; /* Initial alternate pin settings */
124
125 int cd; /* Depends on the altpin setting */
126 int dsr;
127};
128
129/*
130 * Map TIOCM_* values to digiboard values
131 */
132struct digi_control_signals {
133 int rts;
134 int cd;
135 int dsr;
136 int cts;
137 int ri;
138 int dtr;
139};
140
141enum digi_board_status {
142 DIGI_STATUS_NOTINIT,
143 DIGI_STATUS_ENABLED,
144 DIGI_STATUS_DISABLED
145};
146
147/* Digiboard per-board structure */
148struct digi_softc {
149 /* struct board_info */
150 device_t dev;
151
152 const char *name;
153 enum digi_board_status status;
| 72 volatile struct board_chan *bc;
73 struct tty *tp;
74
75 dev_t dev[6];
76
77 u_char *txbuf;
78 u_char *rxbuf;
79 u_char txwin;
80 u_char rxwin;
81
82 u_char pnum; /* port number */
83
84 u_char modemfake; /* Modem values to be forced */
85 u_char mstat;
86 u_char modem; /* Force values */
87
88 int active_out; /* nonzero if the callout device is open */
89 int dtr_wait; /* time to hold DTR down on close (* 1/hz) */
90 u_int wopeners; /* # processes waiting for DCD in open() */
91
92 /*
93 * The high level of the driver never reads status registers directly
94 * because there would be too many side effects to handle conveniently.
95 * Instead, it reads copies of the registers stored here by the
96 * interrupt handler.
97 */
98 u_char last_modem_status; /* last MSR read by intr handler */
99 u_char prev_modem_status; /* last MSR handled by high level */
100
101
102 /* Initial state. */
103 struct termios it_in; /* should be in struct tty */
104 struct termios it_out;
105
106 /* Lock state. */
107 struct termios lt_in; /* should be in struct tty */
108 struct termios lt_out;
109
110 u_int do_timestamp;
111 u_int do_dcd_timestamp;
112 struct timeval dcd_timestamp;
113
114 u_long bytes_in, bytes_out;
115 u_int delta_error_counts[CE_NTYPES];
116 u_long error_counts;
117
118 tcflag_t c_iflag; /* hold true IXON/IXOFF/IXANY */
119 int lcc, lostcc, lbuf;
120 u_char send_ring;
121
122 unsigned laltpin : 1; /* Alternate pin settings locked */
123 unsigned ialtpin : 1; /* Initial alternate pin settings */
124
125 int cd; /* Depends on the altpin setting */
126 int dsr;
127};
128
129/*
130 * Map TIOCM_* values to digiboard values
131 */
132struct digi_control_signals {
133 int rts;
134 int cd;
135 int dsr;
136 int cts;
137 int ri;
138 int dtr;
139};
140
141enum digi_board_status {
142 DIGI_STATUS_NOTINIT,
143 DIGI_STATUS_ENABLED,
144 DIGI_STATUS_DISABLED
145};
146
147/* Digiboard per-board structure */
148struct digi_softc {
149 /* struct board_info */
150 device_t dev;
151
152 const char *name;
153 enum digi_board_status status;
|
154 ushort numports; /* number of ports on card */
| 154 u_short numports; /* number of ports on card */
|
155 u_int port; /* I/O port */
156 u_int wport; /* window select I/O port */
157
158 struct {
159 struct resource *mem;
160 int mrid;
161 struct resource *irq;
162 int irqrid;
163 struct resource *io;
164 int iorid;
165 void *irqHandler;
166 int unit;
167 dev_t ctldev;
168 } res;
169
170 u_char *vmem; /* virtual memory address */
171 u_char *memcmd;
172 volatile u_char *memevent;
173 long pmem; /* physical memory address */
174
175 struct {
176 u_char *data;
177 size_t size;
178 } bios, fep, link;
179
180#ifdef DIGI_INTERRUPT
181 struct timeval intr_timestamp;
182#endif
183
184 struct digi_p *ports; /* pointer to array of port descriptors */
185 struct tty *ttys; /* pointer to array of TTY structures */
186 volatile struct global_data *gdata;
187 u_char window; /* saved window */
188 int win_size;
189 int win_bits;
190 int mem_size;
191 int mem_seg;
192 enum digi_model model;
193 const struct digi_control_signals *csigs;
194 int opencnt;
195 unsigned pcibus : 1; /* On a PCI bus ? */
196
197 struct callout_handle callout; /* poll timeout handle */
198 struct callout_handle inttest; /* int test timeout handle */
199 const char *module;
200
201 u_char *(*setwin)(struct digi_softc *_sc, unsigned _addr);
202 void (*hidewin)(struct digi_softc *_sc);
203 void (*towin)(struct digi_softc *_sc, int _win);
204#ifdef DEBUG
205 int intr_count;
206#endif
207};
208
209extern devclass_t digi_devclass;
210
211extern const struct digi_control_signals digi_xixe_signals;
212extern const struct digi_control_signals digi_normal_signals;
213
214const char *digi_errortxt(int _id);
215int digi_attach(struct digi_softc *);
216int digi_detach(device_t _dev);
217int digi_shutdown(device_t _dev);
218void digi_delay(struct digi_softc *_sc, const char *_txt,
219 u_long _timo);
| 155 u_int port; /* I/O port */
156 u_int wport; /* window select I/O port */
157
158 struct {
159 struct resource *mem;
160 int mrid;
161 struct resource *irq;
162 int irqrid;
163 struct resource *io;
164 int iorid;
165 void *irqHandler;
166 int unit;
167 dev_t ctldev;
168 } res;
169
170 u_char *vmem; /* virtual memory address */
171 u_char *memcmd;
172 volatile u_char *memevent;
173 long pmem; /* physical memory address */
174
175 struct {
176 u_char *data;
177 size_t size;
178 } bios, fep, link;
179
180#ifdef DIGI_INTERRUPT
181 struct timeval intr_timestamp;
182#endif
183
184 struct digi_p *ports; /* pointer to array of port descriptors */
185 struct tty *ttys; /* pointer to array of TTY structures */
186 volatile struct global_data *gdata;
187 u_char window; /* saved window */
188 int win_size;
189 int win_bits;
190 int mem_size;
191 int mem_seg;
192 enum digi_model model;
193 const struct digi_control_signals *csigs;
194 int opencnt;
195 unsigned pcibus : 1; /* On a PCI bus ? */
196
197 struct callout_handle callout; /* poll timeout handle */
198 struct callout_handle inttest; /* int test timeout handle */
199 const char *module;
200
201 u_char *(*setwin)(struct digi_softc *_sc, unsigned _addr);
202 void (*hidewin)(struct digi_softc *_sc);
203 void (*towin)(struct digi_softc *_sc, int _win);
204#ifdef DEBUG
205 int intr_count;
206#endif
207};
208
209extern devclass_t digi_devclass;
210
211extern const struct digi_control_signals digi_xixe_signals;
212extern const struct digi_control_signals digi_normal_signals;
213
214const char *digi_errortxt(int _id);
215int digi_attach(struct digi_softc *);
216int digi_detach(device_t _dev);
217int digi_shutdown(device_t _dev);
218void digi_delay(struct digi_softc *_sc, const char *_txt,
219 u_long _timo);
|