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dualcore_emwin.c
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1 /*
2  * @brief emWin graphics dual core example using emWin library
3  *
4  * @note
5  * Copyright(C) NXP Semiconductors, 2012
6  * All rights reserved.
7  *
8  * @par
9  * Software that is described herein is for illustrative purposes only
10  * which provides customers with programming information regarding the
11  * LPC products. This software is supplied "AS IS" without any warranties of
12  * any kind, and NXP Semiconductors and its licensor disclaim any and
13  * all warranties, express or implied, including all implied warranties of
14  * merchantability, fitness for a particular purpose and non-infringement of
15  * intellectual property rights. NXP Semiconductors assumes no responsibility
16  * or liability for the use of the software, conveys no license or rights under any
17  * patent, copyright, mask work right, or any other intellectual property rights in
18  * or to any products. NXP Semiconductors reserves the right to make changes
19  * in the software without notification. NXP Semiconductors also makes no
20  * representation or warranty that such application will be suitable for the
21  * specified use without further testing or modification.
22  *
23  * @par
24  * Permission to use, copy, modify, and distribute this software and its
25  * documentation is hereby granted, under NXP Semiconductors' and its
26  * licensor's relevant copyrights in the software, without fee, provided that it
27  * is used in conjunction with NXP Semiconductors microcontrollers. This
28  * copyright, permission, and disclaimer notice must appear in all copies of
29  * this code.
30  */
31 
32  // FIXME - is this file needed? outside of norm
39 #include "lpc43xx_dualcore_config.h"
40 #include "ipc_example.h"
41 #include "ipc_msg.h"
42 
43 #include "GUI.h"
44 #include "DIALOG.h"
45 
46 #ifdef OS_FREE_RTOS
47 #include "FreeRTOS.h"
48 #include "task.h"
49 #define FREERTOS_LCD_STACK_SZ 512
50 #define FREERTOS_TSC_STACK_SZ 128
51 #endif
52 
53 #ifdef OS_UCOS_III
54 #include "os.h"
55 
56 #define UCOS_LCD_STACK_SZ 1024
57 #define UCOS_TSC_STACK_SZ 512
58 
59 #define UCOS_LCD_TASK_PRIORITY (APP_CFG_TASK_START_PRIO + 1)
60 #define UCOS_TSC_TASK_PRIORITY (APP_CFG_TASK_START_PRIO - 1)
61 #endif
62 
92 /*****************************************************************************
93  * Private types/enumerations/variables
94  ****************************************************************************/
98 volatile uint32_t host_ip_addr; /* Host IP address */
99 volatile uint32_t remote_ip_addr; /* Remote IP address */
100 static volatile int start = 0; /* Start flag for counter */
101 static volatile short counter = 0; /* Count value */
102 static WM_HWIN hWin; /* emWin Widget Frame Window structure */
103 
104 #if (defined(OS_FREE_RTOS)) || (defined(OS_UCOS_III))
105 
108 static int16_t old_tmp_x = -1, old_tmp_y = -1;
109 #endif
110 
114 #define ID_FRAMEWIN_0 (GUI_ID_USER + 0x0A)
115 #define ID_TEXT_0 (GUI_ID_USER + 0x0B)
116 #define ID_BUTTON_0 (GUI_ID_USER + 0x0C)
117 #define ID_BUTTON_1 (GUI_ID_USER + 0x0D)
118 #define ID_BUTTON_2 (GUI_ID_USER + 0x0E)
119 #define ID_TEXT_1 (GUI_ID_USER + 0x10)
120 #define ID_TEXT_2 (GUI_ID_USER + 0x11)
121 #define ID_TEXT_3 (GUI_ID_USER + 0x12)
122 #define ID_TEXT_4 (GUI_ID_USER + 0x13)
123 #define ID_TEXT_5 (GUI_ID_USER + 0x14)
124 #define ID_EDIT_0 (GUI_ID_USER + 0x15)
125 #define ID_EDIT_1 (GUI_ID_USER + 0x16)
126 
130 #define TSC_CHECK_DELAY (20)
131 
135 static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
136  {FRAMEWIN_CreateIndirect, "emWin Demo", ID_FRAMEWIN_0, 8, 8, 310, 230, 0, 0, 0},
137  {TEXT_CreateIndirect, "NXP Semiconductors", ID_TEXT_0, 30, 10, 260, 100, TEXT_CF_HCENTER},
138  {TEXT_CreateIndirect, "0000", ID_TEXT_1, 100, 80, 100, 60, TEXT_CF_HCENTER},
139  {BUTTON_CreateIndirect, "START", ID_BUTTON_0, 36, 160, 70, 30, 0, 0, 0},
140  {BUTTON_CreateIndirect, "STOP", ID_BUTTON_1, 126, 160, 60, 30},
141  {BUTTON_CreateIndirect, "RESET", ID_BUTTON_2, 203, 160, 70, 30},
142 };
143 
144 /*****************************************************************************
145  * Public types/enumerations/variables
146  ****************************************************************************/
147 
151 volatile int tsc_init_done = 0;
156 #define GUI_BUF_ADDR 0x28050000
157 #define GUI_NUMBYTES ((1024 * 1024) * 2)
158 #define GUI_BLOCKSIZE (0x128)
159 #define GUI_BUF LOCATE_AT(GUI_BUF_ADDR)
161 GUI_BUF U32 GUI_Memory[GUI_NUMBYTES / sizeof(U32)];
162 U32 GUI_Memory_Size = GUI_NUMBYTES;
163 U32 GUI_Block_Size = GUI_BLOCKSIZE;
165 #define FRAME_BUF LOCATE_AT(FRAMEBUFFER_ADDR)
166 FRAME_BUF uint16_t Frame_Buf[C_GLCD_H_SIZE * C_GLCD_V_SIZE];
168 /*****************************************************************************
169  * Private functions
170  ****************************************************************************/
171 /* update the remote ip address in emwin window */
172 static void lcd_update_remoteip(uint32_t new_remote_ip)
173 {
174  remote_ip_addr = new_remote_ip;
175 }
176 
180 static void lcd_update_values(WM_HWIN hWin_up)
181 {
182  WM_HWIN hItem;
183  char tbuff[16];
184  static uint32_t old_hostip = 1, old_remoteip = 1;
185 
186  if (old_hostip != host_ip_addr) {
187  /* Set Host IP Address */
188  hItem = WM_GetDialogItem(hWin_up, ID_EDIT_0);
189  EDIT_SetTextAlign(hItem, GUI_TA_HCENTER);
190  EDIT_SetBkColor(hItem, EDIT_CI_DISABLED, GUI_GREEN);
191  EDIT_SetTextColor(hItem, EDIT_CI_DISABLED, GUI_GREEN);
192  snprintf(tbuff, sizeof(tbuff) - 1, "%d.%d.%d.%d",
193  host_ip_addr & 0xFF, (host_ip_addr >> 8) & 0xFF,
194  (host_ip_addr >> 16) & 0xFF, (host_ip_addr >> 24) & 0xFF);
195  EDIT_SetText(hItem, tbuff);
196  old_hostip = host_ip_addr;
197  }
198 
199  if (old_remoteip != remote_ip_addr) {
200  /* Set Remote IP address */
201  hItem = WM_GetDialogItem(hWin_up, ID_EDIT_1);
202  EDIT_SetTextAlign(hItem, GUI_TA_HCENTER);
203  EDIT_SetBkColor(hItem, EDIT_CI_DISABLED, GUI_RED);
204  EDIT_SetTextColor(hItem, EDIT_CI_DISABLED, GUI_RED);
205  snprintf(tbuff, sizeof(tbuff)-1, "%d.%d.%d.%d",
206  remote_ip_addr & 0xFF, (remote_ip_addr >> 8) & 0xFF,
207  (remote_ip_addr >> 16) & 0xFF, (remote_ip_addr >> 24) & 0xFF);
208  EDIT_SetText(hItem, tbuff);
209  old_remoteip = remote_ip_addr;
210  }
211 }
212 
213 /* Update the host IP address in Emwin Window */
214 static void lcd_update_hostip(uint32_t host_ip)
215 {
216  WM_HWIN hItem;
217  static char name[] = {"HTTP Server Address"};
218  static char remote_name[] = {"Remote IP address"};
219 
220  if (host_ip != host_ip_addr) {
221  host_ip_addr = host_ip;
222  }
223 
224  /* Create HTTP server address Text box */
225  hItem = TEXT_CreateEx(24, 40, 150, 100, WM_GetClientWindow(hWin), WM_CF_SHOW, 0, ID_TEXT_2, name);
226  TEXT_SetFont(hItem, &GUI_Font16B_ASCII);
227  TEXT_SetTextAlign(hItem, GUI_TA_HCENTER);
228  TEXT_SetTextColor(hItem, GUI_DARKCYAN);
229 
230  /* Create Remote IP address Text box */
231  hItem = TEXT_CreateEx(24, 60, 150, 100, WM_GetClientWindow(hWin), WM_CF_SHOW, 0, ID_TEXT_3, remote_name);
232  TEXT_SetFont(hItem, &GUI_Font16B_ASCII);
233  TEXT_SetTextAlign(hItem, GUI_TA_HCENTER);
234  TEXT_SetTextColor(hItem, GUI_DARKGREEN);
235 
236  /* Create Host IP edit box */
237  hItem = EDIT_CreateEx(170, 40, 100, 20, WM_GetClientWindow(hWin), WM_CF_SHOW, 0, ID_EDIT_0, 16);
238 
239  /* Create Remote IP edit box */
240  hItem = EDIT_CreateEx(170, 60, 100, 20, WM_GetClientWindow(hWin), WM_CF_SHOW, 0, ID_EDIT_1, 16);
241 
242  /* Update values on LCD */
243  lcd_update_values(hWin);
244 }
245 
249 static void _cbCallback(WM_MESSAGE *pMsg)
250 {
251  int NCode, Id;
252  WM_HWIN hDlg;
253  WM_HWIN hItem;
254  int fdig, sdig, tdig, frdig;
255  BUTTON_Handle hButton;
256  char acText[5] = {0};
257 
258  hDlg = pMsg->hWin;
259  switch (pMsg->MsgId) {
260  case WM_PAINT:
261  WM_DefaultProc(pMsg); /* Handle dialog items */
262  break;
263 
264  case WM_INIT_DIALOG:
265  FRAMEWIN_SetTextAlign(hDlg, GUI_TA_HCENTER | GUI_TA_VCENTER);
266  FRAMEWIN_SetFont(hDlg, GUI_FONT_24_ASCII);
267 
268  /* set the Text properties */
269  hItem = WM_GetDialogItem(pMsg->hWin, ID_TEXT_0);
270  TEXT_SetText(hItem, "NXP SEMICONDUCTORS");
271  TEXT_SetFont(hItem, &GUI_Font24B_ASCII);
272  TEXT_SetTextAlign(hItem, (GUI_TA_HCENTER));
273  TEXT_SetTextColor(hItem, GUI_YELLOW);
274 
275  hItem = WM_GetDialogItem(pMsg->hWin, ID_TEXT_1);
276  counter = counter % 10000;
277  fdig = counter / 1000;
278  sdig = (counter - (fdig * 1000)) / 100;
279  tdig = (counter - ((fdig * 1000) + (sdig * 100))) / 10;
280  frdig = counter % 10;
281  acText[0] = '0' + fdig;
282  acText[1] = '0' + sdig;
283  acText[2] = '0' + tdig;
284  acText[3] = '0' + frdig;
285  TEXT_SetFont(hItem, &GUI_Font8x16x1x2);
286  TEXT_SetTextAlign(hItem, (GUI_TA_HCENTER));
287  TEXT_SetTextColor(hItem, GUI_RED);
288  TEXT_SetText(hItem, acText);
289  break;
290 
291  case WM_KEY:
292  break;
293 
294  case WM_NOTIFY_PARENT:
295 
296  Id = WM_GetId(pMsg->hWinSrc); /* Id of widget */
297  NCode = pMsg->Data.v; /* Notification code */
298  switch (NCode) {
299  case WM_NOTIFICATION_RELEASED: /* React only if released */
300  if (Id == ID_BUTTON_0) { /* Start button */
301  hButton = WM_GetDialogItem(hDlg, ID_BUTTON_0);
302  start = 1;
303  WM_InvalidateWindow(hButton);
304  }
305 
306  if (Id == ID_BUTTON_1) { /* Stop button */
307  hButton = WM_GetDialogItem(hDlg, ID_BUTTON_1);
308  start = 0;
309  WM_InvalidateWindow(hButton);
310  }
311 
312  if (Id == ID_BUTTON_2) { /* Reset button */
313  hButton = WM_GetDialogItem(hDlg, ID_BUTTON_2);
314  counter = 0;
315  start = 0;
316  remote_ip_addr = 0;
317  WM_InvalidateWindow(hButton);
318  }
319  break;
320  }
321  break;
322 
323  default:
324  WM_DefaultProc(pMsg);
325  }
326 }
327 
331 #if (defined(OS_FREE_RTOS)) || (defined(OS_UCOS_III))
332 
333 /* LCd Display thread */
334 #ifdef OS_FREE_RTOS
335 static portTASK_FUNCTION(vLcdTask, pvParameters)
336 #elif OS_UCOS_III
337 static void lcd_app_task(void *arg)
338 #endif
339 {
340  WM_HWIN hItem;
341  int fdig, sdig, tdig, frdig;
342  char acText[5] = {0};
343 
344  GUI_Init();
345  WM_SetDesktopColor(GUI_GREEN);
346  WM_SetCreateFlags(WM_CF_MEMDEV);
347  hWin = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), &_cbCallback, 0, 0, 0);
348 
349  while (1) {
350  if (start) {
351  counter++;
352  if (counter > 9999) {
353  counter = 0;
354  }
355  }
356 
357  /* Print Count value */
358  hItem = WM_GetDialogItem(hWin, ID_TEXT_1);
359  counter = counter % 10000;
360  fdig = counter / 1000;
361  sdig = (counter - (fdig * 1000)) / 100;
362  tdig = (counter - ((fdig * 1000) + (sdig * 100))) / 10;
363  frdig = counter % 10;
364  acText[0] = '0' + fdig;
365  acText[1] = '0' + sdig;
366  acText[2] = '0' + tdig;
367  acText[3] = '0' + frdig;
368  TEXT_SetFont(hItem, &GUI_Font8x16x3x3);
369  TEXT_SetTextAlign(hItem, (GUI_TA_HCENTER));
370  TEXT_SetTextColor(hItem, GUI_RED);
371  TEXT_SetText(hItem, acText);
372 
373  lcd_update_values(hWin);
374 
375  GUI_Delay(10);
376  }
377 }
378 
382 #ifdef OS_FREE_RTOS
383 static portTASK_FUNCTION(vTSCTask, pvParameters)
384 #elif OS_UCOS_III
385 static void tsc_app_task(void *arg)
386 #endif
387 {
388  int16_t tmp_x = -1, tmp_y = -1;
389  int16_t tmp_x1 = -1, tmp_y1 = -1;
390  static uint8_t pressed = 0;
391  bool touched;
392 #ifdef OS_UCOS_III
393  OS_ERR ret;
394 #endif
395 
396  while (1) {
397  /* Wait for TSC_CHECK_DELAY ms */
398 #ifdef OS_UCOS_III
399  OSTimeDlyHMSM(0, 0, TSC_CHECK_DELAY / 1000, TSC_CHECK_DELAY % 1000, OS_OPT_TIME_HMSM_STRICT, &ret);
400 #else
401  vTaskDelay(TSC_CHECK_DELAY);
402 #endif
403 
404  /* Check any Touch screen events */
405  touched = Board_GetTouchPos((int16_t *) &tmp_x, (int16_t *) &tmp_y);
406  if (touched == true) {
407  if (pressed == 1) {
408  if ((tmp_x >= 0) && (tmp_y > 0) && ((tmp_x != old_tmp_x) || (tmp_y != old_tmp_y))) {
409  tmp_x1 = tmp_y;
410  tmp_y1 = tmp_x;
411  GUI_TOUCH_StoreState(320 - tmp_x1, tmp_y1);
412  old_tmp_x = tmp_x;
413  old_tmp_y = tmp_y;
414  }
415  }
416  else {
417  GUI_TOUCH_StoreState(320 - tmp_x1, tmp_y1);
418  old_tmp_x = tmp_x;
419  old_tmp_y = tmp_y;
420  pressed = 1;
421  }
422  }
423  else {
424  if (pressed == 1) {
425  GUI_TOUCH_StoreState(-1, -1);
426  pressed = 0;
427  }
428  }
429  }
430 }
431 
432 #endif
433 
434 /*****************************************************************************
435  * Public functions
436  ****************************************************************************/
437 
438 extern void SysTick_Enable(uint32_t period);
439 
440 /* Overrided event handler for http access info */
441 void EVENT_lwip_http_access(uint32_t addr)
442 {
443  remote_ip_addr = addr;
444 }
445 
446 /* Overrided event handler for lwip IP addr change */
447 void EVENT_lwip_addr_changed(uint32_t new_addr)
448 {
449  lcd_update_hostip(new_addr);
450 }
451 
452 /* emWin example initialization function */
453 void EMWIN_Init(void)
454 {
455  /* Initialise the LCD controller */
456  Board_LCD_Init();
457  Chip_LCD_Init(LPC_LCD, (LCD_Config_T *) &BOARD_LCD);
458  Board_InitTouchController();
459  Chip_LCD_SetUPFrameBuffer(LPC_LCD, (void *) Frame_Buf);
460  Chip_LCD_PowerOn(LPC_LCD);
461  Board_SetLCDBacklight(1);
462 
463  /* Register callbacks for LCD updates in IPC */
464  ipcex_register_callback(IPCEX_ID_LWIP, lcd_update_remoteip);
465  ipcex_register_callback(IPCEX_ID_USER1, lcd_update_hostip);
466 
467  #if !defined(OS_UCOS_III) && !defined(OS_FREE_RTOS)
468  /* Setup a 1mS sysTick for the primary time base */
469  SysTick_Enable(1);
470 
471  GUI_Init();
472 
473  WM_SetDesktopColor(GUI_GREEN);
474  WM_SetCreateFlags(WM_CF_MEMDEV);
475  hWin = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), &_cbCallback, 0, 0, 0);
476  GUI_Delay(10);
477 
478  #endif
479 
480  tsc_init_done = 1;
481 
482 }
483 
484 #if (defined(OS_FREE_RTOS)) || (defined(OS_UCOS_III))
485 /* OS specific dualcore emWin tasks */
486 void emwin_tasks(void)
487 {
488 #ifdef OS_FREE_RTOS
489  xTaskCreate(vTSCTask, (signed char *) "vTSCTask",
490  FREERTOS_TSC_STACK_SZ, NULL, TASK_PRIO_TOUCHSCREEN,
491  (xTaskHandle *) NULL);
492  xTaskCreate(vLcdTask, (signed char *) "vLCDTask",
493  FREERTOS_LCD_STACK_SZ, NULL, TASK_PRIO_LCD,
494  (xTaskHandle *) NULL);
495 #elif OS_UCOS_III
496  OS_ERR os_err;
497  static OS_TCB lcd_app_taskTCB;
498  static CPU_STK lcd_app_taskSTK[UCOS_LCD_STACK_SZ];
499  static OS_TCB tsc_app_taskTCB;
500  static CPU_STK tsc_app_taskSTK[UCOS_TSC_STACK_SZ];
501 
502  OSTaskCreate((OS_TCB *) &lcd_app_taskTCB,
503  (CPU_CHAR *) "vLCDTask",
504  (OS_TASK_PTR) lcd_app_task,
505  (void *) 0,
506  (OS_PRIO) TASK_PRIO_LCD,
507  (CPU_STK *) &lcd_app_taskSTK[0],
508  (CPU_STK_SIZE) 32,
509  (CPU_STK_SIZE) UCOS_LCD_STACK_SZ,
510  (OS_MSG_QTY) 0u,
511  (OS_TICK) 0u,
512  (void *) 0,
513  (OS_OPT) (OS_OPT_TASK_STK_CHK | OS_OPT_TASK_STK_CLR),
514  (OS_ERR *) &os_err);
515  if (os_err != OS_ERR_NONE) {
516  printf("Unable to create vLCDTask task!\r\n");
517  while (1) ;
518  }
519  OSTaskCreate((OS_TCB *) &tsc_app_taskTCB,
520  (CPU_CHAR *) "vTSCTask",
521  (OS_TASK_PTR) tsc_app_task,
522  (void *) 0,
523  (OS_PRIO) TASK_PRIO_TOUCHSCREEN,
524  (CPU_STK *) &tsc_app_taskSTK[0],
525  (CPU_STK_SIZE) 32,
526  (CPU_STK_SIZE) UCOS_TSC_STACK_SZ,
527  (OS_MSG_QTY) 0u,
528  (OS_TICK) 0u,
529  (void *) 0,
530  (OS_OPT) (OS_OPT_TASK_STK_CHK | OS_OPT_TASK_STK_CLR),
531  (OS_ERR *) &os_err);
532  if (os_err != OS_ERR_NONE) {
533  printf("Unable to create vTSCTask task!\r\n");
534  while (1) ;
535  }
536 #endif
537 }
538 
539 #else
540 /* Standalone emWin dual core example task */
541 void emwin_tasks(void)
542 {
543  WM_HWIN hItem;
544  int fdig, sdig, tdig, frdig;
545  char acText[5] = {0};
546 
547  do {
548  if (start) {
549  counter++;
550  if (counter > 9999) {
551  counter = 0;
552  }
553  }
554 
555  /* Print Count value */
556  hItem = WM_GetDialogItem(hWin, ID_TEXT_1);
557  counter = counter % 10000;
558  fdig = counter / 1000;
559  sdig = (counter - (fdig * 1000)) / 100;
560  tdig = (counter - ((fdig * 1000) + (sdig * 100))) / 10;
561  frdig = counter % 10;
562  acText[0] = '0' + fdig;
563  acText[1] = '0' + sdig;
564  acText[2] = '0' + tdig;
565  acText[3] = '0' + frdig;
566  TEXT_SetFont(hItem, &GUI_Font8x16x3x3);
567  TEXT_SetTextAlign(hItem, (GUI_TA_HCENTER));
568  TEXT_SetTextColor(hItem, GUI_RED);
569  TEXT_SetText(hItem, acText);
570 
571  lcd_update_values(hWin);
572  GUI_Exec();
573  } while (0);
574 }
575 
576 #endif
577