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1101 pj 1
/*
2
 *
3
 * Project:
4
 *   Parallel Port S.Ha.R.K. Project
5
 *
6
 * Module:
7
 *   ppDemo.c
8
 *
9
 * Description:
10
 *   file contents description
11
 *
12
 * Coordinators:
13
 *   Giorgio Buttazzo    <giorgio@sssup.it>
14
 *   Paolo Gai           <pj@gandalf.sssup.it>
15
 *
16
 * Authors:
17
 *   Andrea Battistotti <btandrea@libero.it>
18
 *   Armando Leggio     <a_leggio@hotmail.com>
19
 *
20
 *
21
 * http://www.sssup.it
22
 * http://retis.sssup.it
23
 * http://shark.sssup.it
24
 *
25
 */
26
 
27
/**
28
 ------------
1144 pj 29
 CVS :        $Id: ppdemo.c,v 1.3 2003-03-24 11:18:19 pj Exp $
1101 pj 30
 
31
 File:        $File$
1144 pj 32
 Revision:    $Revision: 1.3 $
33
 Last update: $Date: 2003-03-24 11:18:19 $
1101 pj 34
 ------------
35
**/
36
 
37
/*
38
 * Copyright (C) 2000 Paolo Gai and Giorgio Buttazzo
39
 *
40
 * This program is free software; you can redistribute it and/or modify
41
 * it under the terms of the GNU General Public License as published by
42
 * the Free Software Foundation; either version 2 of the License, or
43
 * (at your option) any later version.
44
 *
45
 * This program is distributed in the hope that it will be useful,
46
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
47
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
48
 * GNU General Public License for more details.
49
 *
50
 * You should have received a copy of the GNU General Public License
51
 * along with this program; if not, write to the Free Software
52
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
53
 *
54
 */
55
 
56
/****************************************************************/
57
/*      PERIODIC PROCESS TEST                                   */
58
/****************************************************************/
59
 
60
 
61
#include <drivers/parport.h>
1144 pj 62
#include <drivers/keyb.h>
63
#include <drivers/glib.h>
1101 pj 64
 
65
#define TSK_PERIOD       250000     /*400000 ok for debug...*/
66
#define TSK_WCET          70000
67
 
68
 
69
#define YMENU    10             /* menu level                   */
70
#define XMIN     10
71
#define XMAX     630
72
#define YMIN     10
73
#define YMAX     470
74
#define ESC      27             /* ASCII code of ESCAPE key     */
75
#define X0       
76
#define GRXWND_COLS 33
77
#define GRXWND_LINS 15
78
 
79
 
80
 
81
void ppInitGrxWnd(void)
82
{
83
  /* graphic preparation */
84
  /* graphic card Initialization */
85
  if (grx_init() < 1) {
86
    sys_abort(1);
87
  }
88
 
89
  if (grx_open(640, 480, 8) < 0) {
90
    kern_printf("GRX Err\n");
91
    sys_abort(1);
92
  }
93
  kern_printf("Video card ok!\n");
94
  /* The scenario */
95
 
96
  // Background
97
  grx_clear(6);
98
 
99
  // Frame
100
  grx_rect(XMIN-1, YMIN-1, XMAX+1, YMAX+1, 0);
101
 
102
  // Window 1
103
  grx_box(XMIN+14,YMIN+14,XMAX-317,YMAX-235,7); //window 
104
  grx_box(XMIN+17,YMIN+17,XMAX-320,YMAX-427,1); //bar
105
  grx_box(XMIN+17,YMIN+42,XMAX- 320,YMAX-238,0); //workspace
106
  grx_box(XMIN+286,YMIN+19,XMAX-322,YMAX-429,7);//button
107
  grx_text("PPDemo", XMIN+30, YMIN+21, 15, 1);  //title
108
  grx_text("**********************************", XMIN+25, YMIN+55, 10, 0);
109
  grx_text("*  PARALLEL PORT  DEMONSTRATION  *", XMIN+25, YMIN+70, 10, 0);
110
  grx_text("**********************************", XMIN+25, YMIN+85, 10, 0);
111
  grx_text("Press ALT X to exit", XMIN+25, YMIN+115, 10, 0);
112
  grx_text("other keys to communicate with", XMIN+25, YMIN+130, 10, 0);
113
  grx_text("remote terminal", XMIN+25, YMIN+145, 10, 0);
114
  grx_text("(c) Copyright 2002", XMIN+25, YMIN+190, 10, 0);
115
  grx_text("Andrea Battistotti, Armando Leggio", XMIN+25, YMIN+205, 10, 0);
116
 
117
  // Window 2
118
  grx_box(XMIN+317,YMIN+14,XMAX-14,YMAX-235,7);
119
  grx_box(XMIN+320,YMIN+17,XMAX-17,YMAX-427,1);
120
  grx_box(XMIN+320,YMIN+42,XMAX-17,YMAX-238,0);
121
  grx_box(XMIN+589,YMIN+19,XMAX-19,YMAX-429,7);
122
  grx_text("Statistics", XMIN+333, YMIN+21, 15, 1);
123
 
124
}
125
 
126
 
127
void ppInitGrxWnd_b(void)
128
{
129
  // Window 3
130
  grx_box(XMIN+14,YMIN+243,XMAX-317,YMAX-6,7);
131
  grx_box(XMIN+17,YMIN+246,XMAX-320,YMAX-198,1);
132
  grx_box(XMIN+17,YMIN+271,XMAX-320,YMAX-9,0);
133
  grx_box(XMIN+286,YMIN+248,XMAX-322,YMAX-200,7);
134
  grx_text("Local Terminal", XMIN+30, YMIN+250, 15, 1);
135
 
136
        // Window 4
137
  grx_box(XMIN+317,YMIN+243,XMAX-14,YMAX-6,7);
138
  grx_box(XMIN+320,YMIN+246,XMAX-17,YMAX-198,1);
139
  grx_box(XMIN+320,YMIN+271,XMAX-17,YMAX-9,0);
140
  grx_box(XMIN+589,YMIN+248,XMAX-19,YMAX-200,7);
141
  grx_text("Remote Terminal", XMIN+333, YMIN+250, 15, 1);
142
 
143
}
144
 
145
 
146
void ppGrxWnd2(char *c) /* sys msg wind */
147
{
148
  static int i,j;
149
  static char sysmsg[GRXWND_LINS+1][GRXWND_COLS+1];
150
  char    s[2];
151
 
152
  s[1]='\0';
153
 
154
 
155
  while ((s[0]=*c++)) // *c != 0
156
    {
157
      sysmsg[i][j]=s[0] ;
158
      switch (s[0])
159
        {
160
        case '\r': case '\n':
161
          j=0;i++;
162
          break;
163
 
164
        case '\b':
165
          if (j>0)
166
            {
167
              j--;s[0]=' ';
168
              grx_text(s, XMIN+330+8*j, YMIN+49+10*i,10,0);
169
  //statistics grx_text(s, XMIN+330+8*j, YMIN+49+10*i,10,0);
170
  //statistics
171
            }
172
          break;
173
 
174
        default:
175
          grx_text(s, XMIN+330+8*j, YMIN+49+10*i,10,0);  //statistics
176
          j++;
177
          break;
178
 
179
        }
180
      if (j>=GRXWND_COLS)
181
        {i++;
182
        j=0;}
183
      if (i>=GRXWND_LINS) {
184
        s[0]=' ';
185
        for (i=0;i<GRXWND_LINS;i++){
186
          for (j=0;j<GRXWND_COLS;j++){
187
            grx_text(s, XMIN+330+8*j, YMIN+49+10*i,10,0);  //statistics
188
          };
189
        };
190
        i=0; j=0;
191
      };
192
    } // end while
193
}
194
 
195
 
196
void ppGrxWnd3(char c)
197
{
198
  static int i,j;
199
  char talk[GRXWND_LINS+1][GRXWND_COLS+1];
200
  char    s[2];
201
  s[1]='\0';
202
 
203
  talk[i][j]=c;
204
  s[0] = c;
205
  switch (c)
206
    {
207
    case '\r': case '\n':
208
      j=0;i++;
209
      break;
210
 
211
 
212
    case '\b':
213
      if (j>0)
214
        {
215
          j--;s[0]=' ';
216
          grx_text(s, XMIN+27+8*j, YMIN+278+10*i,10,0);  //local term
217
 
218
        }
219
      break;
220
 
221
    default:
222
      grx_text(s, XMIN+27+8*j, YMIN+278+10*i,10,0);  //local term
223
      j++;
224
      break;
225
 
226
    }
227
  if(j==GRXWND_COLS) {i++; j=0;};
228
  if(i==GRXWND_LINS) {
229
    s[0]=' ';
230
    for (i=0;i<GRXWND_LINS;i++){
231
      for (j=0;j<GRXWND_COLS;j++){
232
        grx_text(s, XMIN+27+8*j, YMIN+278+10*i,10,0);  //local term
233
      };
234
    };
235
    i=0; j=0;
236
  }
237
}
238
 
239
 
240
void ppGrxWnd4(char c)
241
{
242
  static int i,j;
243
  char talk[GRXWND_LINS][GRXWND_COLS];
244
  char    s[2];
245
  s[1]='\0';
246
 
247
  talk[i][j]=c;
248
  s[0] = c;
249
  switch (c)
250
    {
251
    case '\r': case '\n':
252
      j=0;i++;break;
253
 
254
    case '\b':
255
      if (j>0)
256
        {
257
          j--;s[0]=' ';
258
          grx_text(s, XMIN+330+8*j, YMIN+278+10*i,10,0); //remote term
259
        }
260
      break;
261
    default:
262
      grx_text(s, XMIN+330+8*j, YMIN+278+10*i,10,0); //remote term
263
      j++;
264
      break;
265
    }
266
 
267
  if(j==GRXWND_COLS) {i++; j=0;}
268
  if(i==GRXWND_LINS) {
269
    s[0]=' ';
270
    for (i=0;i<GRXWND_LINS;i++){
271
      for (j=0;j<GRXWND_COLS;j++){
272
        grx_text(s, XMIN+330+8*j, YMIN+278+10*i,10,0); //remote term
273
      };
274
    };
275
    i=0; j=0;
276
  }
277
}
278
 
279
 
280
/***************************************************************/
281
 
282
TASK ppChat(void *arg)
283
{
284
  char    sysmsg[SYS_MSG_COLS+1];
285
  long    xposTx;
286
  KEY_EVT k;
287
  BYTE b;
288
 
289
 
290
  k.ascii = 0;
291
  xposTx=9430 ;  // any 16 bit test value...
292
 
293
  task_endcycle();
294
 
295
  while (1) {
296
#if PP_DEBUG == 1
297
                                //kern_printf("ppchat \n");
298
#endif
299
                                /* read char buffer */
300
    if (keyb_getcode(&k,NON_BLOCK))
301
      {
302
        /* if any send it to ppDrv ...*/
303
        b=k.ascii;
304
#if PP_DEBUG == 1
305
        kern_printf("Send char: %i , %c \n",b,b);
306
#endif
307
        //kern_printf("--- Transmit value for xposTx:  %d \n",xposTx);
308
        //ppTxBytes( (BYTE *) &xposTx, sizeof(xposTx) );
309
        ppGrxWnd3(b);
310
        ppTxOneByte(b);
311
      }
312
 
313
    if (ppRxOneByte(&b)==PP_COMM_OK)
314
      //if (ppRxBytes((BYTE *) &xposRx, sizeof(xposRx))==PP_COMM_OK) 
315
      {
316
        ppGrxWnd4(b);
317
        //kern_printf("%c",b);
318
        //kern_printf("--- Received value for xposRx:  %d \n",  xposRx);
319
      }
320
 
321
    if (ppReadSysMsg(sysmsg)==PP_SYSMSG_OK)   ppGrxWnd2(sysmsg);
322
 
323
 
324
    /* ..and show it in upper screen..*/
325
 
326
    task_endcycle();
327
  }
328
}
329
 
330
 
331
/****************************************************************/
332
 
333
/* This function is called when Alt-X is pressed.
334
   It simply shutdown the system using sys_end.
335
   Note that the byebye() function is called only if we exit from
336
   the system using sys_end()!!!!
337
*/
338
void my_end(KEY_EVT* e)
339
{
340
 
341
  sys_end();
342
}
343
 
344
/******************************************************************/
345
 
346
/* This function is called when the system exit correctly after Alt-X.
347
   It exits from the graphic mode and then it prints a small greeting.
348
   Note that:
349
   - The function calls grx_exit, so it must be registered using
350
     RUNLEVEL_BEFORE_EXIT (RUNLEVEL_AFTER_EXIT does not work because
351
     at that point the kernel is already returned in real mode!!!)
352
   - When an exception is raised, the exception handler is called.
353
     Since the exception handler already exits from the graphic mode,
354
     this funcion has not to be called. For this reason:
355
     . we registered byebye using the flag NO_AT_ABORT
356
     . the exception handler exits using sys_abort; in that way byebye is
357
       NOT called
358
*/
359
 
360
void byebye(void *arg)
361
{
362
  grx_close();
363
  kern_printf("Bye Bye!\n");
364
}
365
 
366
/****************************** MAIN ******************************/
367
 
368
int main(int argc, char **argv)
369
{
370
  PID               pid2, pid;
371
  KEY_EVT           emerg;
372
 
373
  HARD_TASK_MODEL   m2;
374
  SOFT_TASK_MODEL mp;
375
 
376
  /* Set the closing function */
1123 pj 377
  sys_atrunlevel(byebye, NULL, RUNLEVEL_BEFORE_EXIT);
1101 pj 378
 
379
 
380
 
381
 
382
  keyb_set_map(itaMap);
383
  /* set the keyboard handler to exit correctly */
384
  emerg.ascii = 'x';
385
  emerg.scan = KEY_X;
386
  emerg.flag = ALTL_BIT;
387
  keyb_hook(emerg,my_end);
388
 
389
  emerg.ascii = 'x';
390
  emerg.scan = KEY_X;
391
  emerg.flag = ALTR_BIT;
392
  keyb_hook(emerg,my_end);
393
 
394
  /* a small banner */
395
  kern_printf("ppChat Demo\n");
396
  kern_printf("Press Alt-X to exit\n");
397
 
398
  /* graphics */
399
  ppInitGrxWnd();
400
 
401
 
402
  /* graphic card Initialization */
403
  //kern_printf("Video card ok!\n");
404
 
405
 
406
 
407
  /* ppDrv creation */
408
  ppGrxWnd2("Initing Drv...\n");
409
  ppInitDrv(ppGrxWnd2); /* pass output fnc for init debug...*/
410
 
411
  ppInitGrxWnd_b();
412
 
413
 
414
  /* MODEL TASK EXAMPLES */
415
  soft_task_default_model(mp);
416
  soft_task_def_level(mp,1);
417
  soft_task_def_ctrl_jet(mp);
418
  soft_task_def_arg(mp, (void *)0);
419
  soft_task_def_group(mp, 1);
420
  soft_task_def_met(mp, PPDRV_WCET);
421
  soft_task_def_period(mp,PPDRV_PERIOD);
422
  soft_task_def_usemath(mp);
423
  pid = task_create("ppDrv", ppPollingSvr, &mp, NULL);
424
  if (pid != NIL) task_activate(pid);
425
  /**/
426
 
427
  //hard_task_default_model(m1);
428
  //hard_task_def_ctrl_jet (m1);
429
  //hard_task_def_arg      (m1, (void *)0);
430
  //hard_task_def_wcet     (m1, PPDRV_WCET);
431
  //hard_task_def_mit      (m1, PPDRV_PERIOD);
432
  //hard_task_def_group    (m1,1);
433
  //pid1 = task_create("ppDrv", ppPollingSvr, &m1, NULL);
434
  //if (pid1 == NIL) {/*grx_close();*/ perror("Could not create task <ppDrv>");sys_abort(1);}
435
  //if(task_activate(pid1)==-1) {/*grx_close();*/ perror("Could not create task <ppDrv>");sys_abort(1);};
436
 
437
  //(" Task ppDrv Activate...PID: %i\n",pid1);
438
  //        kern_printf("---------------------\n");
439
 
440
 
441
  /* ppChat creation */
442
  hard_task_default_model(m2);
443
  hard_task_def_ctrl_jet (m2);
444
  hard_task_def_arg      (m2, (void *)1);
445
  hard_task_def_wcet     (m2, TSK_WCET);
446
  hard_task_def_mit      (m2, TSK_PERIOD);
447
  hard_task_def_group    (m2,2);
448
  pid2 = task_create("ppChat", ppChat, &m2, NULL);
449
  if (pid2 == NIL) {/*grx_close();*/ perror("Could not create task <ppChat>");sys_abort(1);}
450
  task_activate(pid2);
451
  //kern_printf("Task Chat Activate...PID: %i\n",pid2);
452
 
453
  //kern_printf("---------------------\n");
454
 
455
 
456
  /*
457
    now the task main ends, but the system does not shutdown because
458
    there are the three task ego1, ego2, and ego3 running.
459
    The demo will finish if a Alt-X key is pressed.
460
  */
461
 
462
  return 0;
463
}
464
 
465
/* MODEL TASK EXAMPLES (from jumpball demo)
466
 
467
   SOFT_TASK_MODEL mp;
468
 
469
   soft_task_default_model(mp);
470
   soft_task_def_level(mp,1);
471
   soft_task_def_ctrl_jet(mp);
472
   soft_task_def_arg(mp, (void *)rgb16(r,g,b));
473
   soft_task_def_group(mp, BALL_GROUP);
474
   soft_task_def_met(mp, WCET_BALL);
475
   soft_task_def_period(mp,PERIOD_BALL);
476
   soft_task_def_usemath(mp);
477
   pid = task_create(palla_str, palla, &mp, NULL);
478
 
479
   if (pid != NIL) task_activate(pid);
480
 
481
 
482
   HARD TASK EXAMPLES
483
 
484
   HARD_TASK_MODEL mp;
485
 
486
   hard_task_default_model(mp);
487
   hard_task_def_ctrl_jet(mp);
488
   hard_task_def_arg(mp, (void *)rgb16(r,g,b));
489
   hard_task_def_wcet(mp, 380);
490
   hard_task_def_mit(mp,PERIOD_BALL);
491
   hard_task_def_usemath(mp);
492
   pid = task_create("pallaEDF", palla, &mp, NULL);
493
 
494
   if (pid != NIL) task_activate(pid);
495
*/