ppilcd.c (6c7c20ce2892400a2ea8af9e89339c072e9a8cea) ppilcd.c (b1303e6e75b3942b3c95d49d31be243d7a457d84)
1/*
2 * Control LCD module hung off parallel port using the
3 * ppi 'geek port' interface.
4 *
1/*
2 * Control LCD module hung off parallel port using the
3 * ppi 'geek port' interface.
4 *
5 * $FreeBSD$
5 * $Id$
6 */
7
8#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <ctype.h>
12#include <fcntl.h>
13#include <unistd.h>
14#include <err.h>
15#include <sysexits.h>
16
6 */
7
8#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <ctype.h>
12#include <fcntl.h>
13#include <unistd.h>
14#include <err.h>
15#include <sysexits.h>
16
17#include <dev/ppbus/ppbconf.h>
18#include <dev/ppbus/ppi.h>
17/* XXX should be in <machine/> */
18#include "ppbconf.h"
19#include "ppi.h"
19
20#define debug(lev, fmt, args...) if (debuglevel >= lev) fprintf(stderr, fmt "\n" , ## args);
21
22static void usage(void);
23static char *progname;
24
25#define DEFAULT_DEVICE "/dev/ppi0"
26

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83 }
84};
85
86static void do_char(struct lcd_driver *driver, char ch);
87
88int debuglevel = 0;
89int vflag = 0;
90
20
21#define debug(lev, fmt, args...) if (debuglevel >= lev) fprintf(stderr, fmt "\n" , ## args);
22
23static void usage(void);
24static char *progname;
25
26#define DEFAULT_DEVICE "/dev/ppi0"
27

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84 }
85};
86
87static void do_char(struct lcd_driver *driver, char ch);
88
89int debuglevel = 0;
90int vflag = 0;
91
91int
92void
92main(int argc, char *argv[])
93{
94 extern char *optarg;
95 extern int optind;
96 struct lcd_driver *driver = &lcd_drivertab[0];
97 char *drivertype, *cp;
98 char *devname = DEFAULT_DEVICE;
99 char *drvopts = NULL;
100 int ch, i;
101
102 if ((progname = strrchr(argv[0], '/'))) {
103 progname++;
104 } else {
105 progname = argv[0];
106 }
107
108 drivertype = getenv("LCD_TYPE");
109
93main(int argc, char *argv[])
94{
95 extern char *optarg;
96 extern int optind;
97 struct lcd_driver *driver = &lcd_drivertab[0];
98 char *drivertype, *cp;
99 char *devname = DEFAULT_DEVICE;
100 char *drvopts = NULL;
101 int ch, i;
102
103 if ((progname = strrchr(argv[0], '/'))) {
104 progname++;
105 } else {
106 progname = argv[0];
107 }
108
109 drivertype = getenv("LCD_TYPE");
110
110 while ((ch = getopt(argc, argv, "Dd:f:o:v")) != -1) {
111 while ((ch = getopt(argc, argv, "Dd:f:o:v")) != EOF) {
111 switch(ch) {
112 case 'D':
113 debuglevel++;
114 break;
115 case 'd':
116 drivertype = optarg;
117 break;
118 case 'f':

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243 * to be found on one- and two-line alphanumeric LCDs.
244 *
245 * This driver assumes the following connections :
246 *
247 * Parallel Port LCD Module
248 * --------------------------------
249 * Strobe (1) Enable (6)
250 * Data (2-9) Data (7-14)
112 switch(ch) {
113 case 'D':
114 debuglevel++;
115 break;
116 case 'd':
117 drivertype = optarg;
118 break;
119 case 'f':

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244 * to be found on one- and two-line alphanumeric LCDs.
245 *
246 * This driver assumes the following connections :
247 *
248 * Parallel Port LCD Module
249 * --------------------------------
250 * Strobe (1) Enable (6)
251 * Data (2-9) Data (7-14)
251 * Select In (17) RS (4)
252 * Select(13) RS (4)
252 * Auto Feed (14) R/W (5)
253 *
254 * In addition, power must be supplied to the module, normally with
255 * a circuit similar to this:
256 *
257 * VCC (+5V) O------o-------o--------O Module pin 2
258 * | | +
259 * / ---

--- 179 unchanged lines hidden --- 		253 * Auto Feed (14) R/W (5)
254 *
255 * In addition, power must be supplied to the module, normally with
256 * a circuit similar to this:
257 *
258 * VCC (+5V) O------o-------o--------O Module pin 2
259 * | | +
260 * / ---

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