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  1. /*
  2.  * Copyright (C) 2006 Ondrej Palkovsky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #include <ipc/fb.h>
  30. #include <ipc/ipc.h>
  31.  
  32. #include "console.h"
  33.  
  34. #define CONSOLE_TOP      50
  35. #define CONSOLE_MARGIN   10
  36.  
  37. #define STATUS_SPACE    20
  38. #define STATUS_WIDTH    40
  39. #define STATUS_HEIGHT   30
  40.  
  41. static int use_gcons = 0;
  42. static ipcarg_t xres,yres;
  43.  
  44. static int console_vp;
  45. static int cstatus_vp[CONSOLE_COUNT];
  46.  
  47. static int fbphone;
  48.  
  49. static void vp_switch(int vp)
  50. {
  51.     ipc_call_sync_2(fbphone,FB_VIEWPORT_SWITCH, vp, 0, NULL, NULL);
  52. }
  53.  
  54. static int vp_create(unsigned int x, unsigned int y,
  55.              unsigned int width, unsgined int height)
  56. {
  57.     return  ipc_call_sync_2(fbphone, (x << 16) | y, (width << 16) | height,
  58.                 NULL, NULL);
  59. }
  60.  
  61. static void fb_clear(void)
  62. {
  63.     ipc_call_sync_2(fbphone, FB_CLEAR, 0, 0, NULL, NULL);
  64.    
  65. }
  66.  
  67. static void fb_set_style(int fgcolor, int bgcolor)
  68. {
  69.     ipc_call_sync_2(fbphone, );
  70. }
  71.  
  72. void gcons_change_console(int consnum)
  73. {
  74.     if (!use_gcons)
  75.         return;
  76.  
  77.     vp_switch(console_vp);
  78. }
  79.  
  80. void gcons_notify_char(int consnum)
  81. {
  82.     if (!use_gcons)
  83.         return;
  84.  
  85.     vp_switch(console_vp);
  86. }
  87.  
  88. void gcons_redraw_console(int phone)
  89. {
  90.     if (!use_gcons)
  91.         return;
  92.    
  93.     vp_switch(0);
  94.     /* Set style...*/
  95.     fb_clear();
  96.    
  97.     vp_switch(console_vp);
  98. }
  99.  
  100. /** Initialize nice graphical console environment */
  101. void gcons_init(int phone)
  102. {
  103.     int rc;
  104.     int i;
  105.  
  106.     fbphone = phone;
  107.  
  108.     rc = ipc_call_sync_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
  109.     if (rc)
  110.         return;
  111.    
  112.     if (xres < 800 || yres < 600)
  113.         return;
  114.  
  115.     /* create console viewport */
  116.     console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP, xres-2*CONSOLE_MARGIN,
  117.                    yres-(CONSOLE_TOP+CONSOLE_MARGIN));
  118.     if (console_vp < 0)
  119.         return;
  120.    
  121.     /* Create status buttons */
  122.     for (i=0; i < CONSOLE_COUNT; i++) {
  123.         cstatus_vp[i] = vp_create(phone, CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
  124.                       CONSOLE_MARGIN, STATUS_WIDTH, STATUS_HEIGHT);
  125.         if (cstatus_vp[i] < 0)
  126.             return;
  127.     }
  128.    
  129.     use_gcons = 1;
  130.     gcons_draw_console();
  131. }
  132.