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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. #include <async.h>
  32. #include <stdio.h>
  33. #include <sys/mman.h>
  34. #include <string.h>
  35. #include <align.h>
  36.  
  37. #include "console.h"
  38. #include "gcons.h"
  39.  
  40. #define CONSOLE_TOP      65
  41. #define CONSOLE_MARGIN   6
  42.  
  43. #define STATUS_START    110
  44. #define STATUS_TOP      8
  45. #define STATUS_SPACE    3
  46. #define STATUS_WIDTH    48
  47. #define STATUS_HEIGHT   48
  48.  
  49. #define MAIN_COLOR      0xffffff
  50.  
  51. static int use_gcons = 0;
  52. static ipcarg_t xres,yres;
  53.  
  54. enum butstate {
  55.     CONS_DISCONNECTED = 0,
  56.     CONS_SELECTED,
  57.     CONS_IDLE,
  58.     CONS_HAS_DATA,
  59.     CONS_KERNEL,
  60.     CONS_DISCONNECTED_SEL,
  61.     CONS_LAST
  62. };
  63.  
  64. static int console_vp;
  65. static int cstatus_vp[CONSOLE_COUNT];
  66. static int cstat_row, cstat_col; /* Size of cstatus buttons */
  67. static enum butstate console_state[CONSOLE_COUNT];
  68.  
  69. static int fbphone;
  70.  
  71. /** List of pixmaps identifying these icons */
  72. static int ic_pixmaps[CONS_LAST] = {-1,-1,-1,-1,-1,-1};
  73. static int animation = -1;
  74.  
  75. static int active_console = 0;
  76.  
  77. static void vp_switch(int vp)
  78. {
  79.     async_msg(fbphone,FB_VIEWPORT_SWITCH, vp);
  80. }
  81.  
  82. /** Create view port */
  83. static int vp_create(unsigned int x, unsigned int y,
  84.              unsigned int width, unsigned int height)
  85. {
  86.     /* Init function, use ipc_call_sync */
  87.     return ipc_call_sync_2(fbphone, FB_VIEWPORT_CREATE,
  88.                    (x << 16) | y, (width << 16) | height,
  89.                    NULL, NULL);
  90. }
  91.  
  92. static void clear(void)
  93. {
  94.     async_msg(fbphone, FB_CLEAR, 0);
  95.    
  96. }
  97.  
  98. static void set_style(int fgcolor, int bgcolor)
  99. {
  100.     async_msg_2(fbphone, FB_SET_STYLE, fgcolor, bgcolor);
  101. }
  102.  
  103. /** Transparent putchar */
  104. static void tran_putch(char c, int row, int col)
  105. {
  106.     async_msg_3(fbphone, FB_TRANS_PUTCHAR, c, row, col);
  107. }
  108.  
  109. /** Redraw the button showing state of a given console */
  110. static void redraw_state(int consnum)
  111. {
  112.     char data[5];
  113.     int i;
  114.     enum butstate state = console_state[consnum];
  115.  
  116.     vp_switch(cstatus_vp[consnum]);
  117.     if (ic_pixmaps[state] != -1)
  118.         async_msg_2(fbphone, FB_VP_DRAW_PIXMAP, cstatus_vp[consnum], ic_pixmaps[state]);
  119.  
  120.     if (state != CONS_DISCONNECTED && state != CONS_KERNEL && state != CONS_DISCONNECTED_SEL) {
  121.         snprintf(data, 5, "%d", consnum+1);
  122.         for (i=0;data[i];i++)
  123.             tran_putch(data[i], 1, 2+i);
  124.     }
  125. }
  126.  
  127. /** Notification run on changing console (except kernel console) */
  128. void gcons_change_console(int consnum)
  129. {
  130.     int i;
  131.  
  132.     if (!use_gcons)
  133.         return;
  134.  
  135.     if (active_console == KERNEL_CONSOLE) {
  136.         for (i=0; i < CONSOLE_COUNT; i++)
  137.             redraw_state(i);
  138.     } else {
  139.         if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  140.             console_state[active_console] = CONS_DISCONNECTED;
  141.         else
  142.             console_state[active_console] = CONS_IDLE;
  143.         redraw_state(active_console);
  144.     }
  145.     active_console = consnum;
  146.  
  147.     if (console_state[consnum] == CONS_DISCONNECTED) {
  148.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  149.         redraw_state(consnum);
  150.     } else
  151.         console_state[consnum] = CONS_SELECTED;
  152.     redraw_state(consnum);
  153.  
  154.     vp_switch(console_vp);
  155. }
  156.  
  157. /** Notification function that gets called on new output to virtual console */
  158. void gcons_notify_char(int consnum)
  159. {
  160.     if (!use_gcons)
  161.         return;
  162.  
  163.     if (consnum == active_console || console_state[consnum] == CONS_HAS_DATA)
  164.         return;
  165.  
  166.     console_state[consnum] = CONS_HAS_DATA;
  167.  
  168.     if (active_console == KERNEL_CONSOLE)
  169.         return;
  170.  
  171.     redraw_state(consnum);
  172.    
  173.     vp_switch(console_vp);
  174. }
  175.  
  176. /** Notification function called on service disconnect from console */
  177. void gcons_notify_disconnect(int consnum)
  178. {
  179.     if (!use_gcons)
  180.         return;
  181.     if (active_console == consnum)
  182.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  183.     else
  184.         console_state[consnum] = CONS_DISCONNECTED;
  185.  
  186.     if (active_console == KERNEL_CONSOLE)
  187.         return;
  188.  
  189.     redraw_state(consnum);
  190.     vp_switch(console_vp);
  191. }
  192.  
  193. /** Notification function called on console connect */
  194. void gcons_notify_connect(int consnum)
  195. {
  196.     if (!use_gcons)
  197.         return;
  198.     if (active_console == consnum)
  199.         console_state[consnum] = CONS_SELECTED;
  200.     else
  201.         console_state[consnum] = CONS_IDLE;
  202.  
  203.     if (active_console == KERNEL_CONSOLE)
  204.         return;
  205.  
  206.     redraw_state(consnum);
  207.     vp_switch(console_vp);
  208. }
  209.  
  210. /** Change to kernel console */
  211. void gcons_in_kernel(void)
  212. {
  213.     if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  214.         console_state[active_console] = CONS_DISCONNECTED;
  215.     else
  216.         console_state[active_console] = CONS_IDLE;
  217.     redraw_state(active_console);
  218.  
  219.     active_console = KERNEL_CONSOLE; /* Set to kernel console */
  220.     vp_switch(0);
  221. }
  222.  
  223. /** Draw a PPM pixmap to framebuffer
  224.  *
  225.  * @param logo Pointer to PPM data
  226.  * @param size Size of PPM data
  227.  * @param x Coordinate of upper left corner
  228.  * @param y Coordinate of upper left corner
  229.  */
  230. static void draw_pixmap(char *logo, size_t size, int x, int y)
  231. {
  232.     char *shm;
  233.     int rc;
  234.  
  235.     /* Create area */
  236.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  237.     if (shm == MAP_FAILED)
  238.         return;
  239.  
  240.     memcpy(shm, logo, size);
  241.     /* Send area */
  242.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  243.     if (rc)
  244.         goto exit;
  245.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  246.     if (rc)
  247.         goto drop;
  248.     /* Draw logo */
  249.     async_msg_2(fbphone, FB_DRAW_PPM, x, y);
  250. drop:
  251.     /* Drop area */
  252.     async_msg(fbphone, FB_DROP_SHM, 0);
  253. exit:      
  254.     /* Remove area */
  255.     munmap(shm, size);
  256. }
  257.  
  258. extern char _binary_helenos_ppm_start[0];
  259. extern int _binary_helenos_ppm_size;
  260. extern char _binary_nameic_ppm_start[0];
  261. extern int _binary_nameic_ppm_size;
  262. /** Redraws console graphics  */
  263. static void gcons_redraw_console(void)
  264. {
  265.     int i;
  266.     size_t hsize = (size_t)&_binary_helenos_ppm_size;
  267.  
  268.     if (!use_gcons)
  269.         return;
  270.    
  271.     vp_switch(0);
  272.     set_style(MAIN_COLOR, MAIN_COLOR);
  273.     clear();
  274.     draw_pixmap(_binary_helenos_ppm_start, (size_t)&_binary_helenos_ppm_size, xres-66, 2);
  275.     draw_pixmap(_binary_nameic_ppm_start, (size_t)&_binary_nameic_ppm_size, 5, 17);
  276.  
  277.     for (i=0;i < CONSOLE_COUNT; i++)
  278.         redraw_state(i);
  279.     vp_switch(console_vp);
  280. }
  281.  
  282. /** Creates a pixmap on framebuffer
  283.  *
  284.  * @param data PPM data
  285.  * @param size PPM data size
  286.  * @return Pixmap identification
  287.  */
  288. static int make_pixmap(char *data, int size)
  289. {
  290.     char *shm;
  291.     int rc;
  292.     int pxid = -1;
  293.  
  294.     /* Create area */
  295.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  296.     if (shm == MAP_FAILED)
  297.         return -1;
  298.  
  299.     memcpy(shm, data, size);
  300.     /* Send area */
  301.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  302.     if (rc)
  303.         goto exit;
  304.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  305.     if (rc)
  306.         goto drop;
  307.  
  308.     /* Obtain pixmap */
  309.     rc = async_req(fbphone, FB_SHM2PIXMAP, 0, NULL);
  310.     if (rc < 0)
  311.         goto drop;
  312.     pxid = rc;
  313. drop:
  314.     /* Drop area */
  315.     async_msg(fbphone, FB_DROP_SHM, 0);
  316. exit:      
  317.     /* Remove area */
  318.     munmap(shm, size);
  319.  
  320.     return pxid;
  321. }
  322.  
  323. extern char _binary_anim_1_ppm_start[0];
  324. extern int _binary_anim_1_ppm_size;
  325. extern char _binary_anim_2_ppm_start[0];
  326. extern int _binary_anim_2_ppm_size;
  327. extern char _binary_anim_3_ppm_start[0];
  328. extern int _binary_anim_3_ppm_size;
  329. extern char _binary_anim_4_ppm_start[0];
  330. extern int _binary_anim_4_ppm_size;
  331. static void make_anim(void)
  332. {
  333.     int an;
  334.     int pm;
  335.  
  336.     an = async_req(fbphone, FB_ANIM_CREATE, cstatus_vp[KERNEL_CONSOLE], NULL);
  337.     if (an < 0)
  338.         return;
  339.  
  340.     pm = make_pixmap(_binary_anim_1_ppm_start, (int)&_binary_anim_1_ppm_size);
  341.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  342.  
  343.     pm = make_pixmap(_binary_anim_2_ppm_start, (int)&_binary_anim_2_ppm_size);
  344.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  345.  
  346.     pm = make_pixmap(_binary_anim_3_ppm_start, (int)&_binary_anim_3_ppm_size);
  347.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  348.  
  349.     pm = make_pixmap(_binary_anim_4_ppm_start, (int)&_binary_anim_4_ppm_size);
  350.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  351.  
  352.     async_msg(fbphone, FB_ANIM_START, an);
  353.  
  354.     animation = an;
  355. }
  356.  
  357. extern char _binary_cons_selected_ppm_start[0];
  358. extern int _binary_cons_selected_ppm_size;
  359. extern char _binary_cons_idle_ppm_start[0];
  360. extern int _binary_cons_idle_ppm_size;
  361. extern char _binary_cons_has_data_ppm_start[0];
  362. extern int _binary_cons_has_data_ppm_size;
  363. extern char _binary_cons_kernel_ppm_start[0];
  364. extern int _binary_cons_kernel_ppm_size;
  365. /** Initialize nice graphical console environment */
  366. void gcons_init(int phone)
  367. {
  368.     int rc;
  369.     int i;
  370.     int status_start = STATUS_START;
  371.  
  372.     fbphone = phone;
  373.  
  374.     rc = ipc_call_sync_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
  375.     if (rc)
  376.         return;
  377.    
  378.     if (xres < 800 || yres < 600)
  379.         return;
  380.  
  381.     /* create console viewport */
  382.     /* Align width & height to character size */
  383.     console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP,
  384.                    ALIGN_DOWN(xres-2*CONSOLE_MARGIN, 8),
  385.                    ALIGN_DOWN(yres-(CONSOLE_TOP+CONSOLE_MARGIN),16));
  386.     if (console_vp < 0)
  387.         return;
  388.    
  389.     /* Create status buttons */
  390.     status_start += (xres-800) / 2;
  391.     for (i=0; i < CONSOLE_COUNT; i++) {
  392.         cstatus_vp[i] = vp_create(status_start+CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
  393.                       STATUS_TOP, STATUS_WIDTH, STATUS_HEIGHT);
  394.         if (cstatus_vp[i] < 0)
  395.             return;
  396.         vp_switch(cstatus_vp[i]);
  397.         set_style(0x202020, 0xffffff);
  398.     }
  399.    
  400.     /* Initialize icons */
  401.     ic_pixmaps[CONS_SELECTED] = make_pixmap(_binary_cons_selected_ppm_start,
  402.                           (int)&_binary_cons_selected_ppm_size);
  403.     ic_pixmaps[CONS_IDLE] = make_pixmap(_binary_cons_idle_ppm_start,
  404.                           (int)&_binary_cons_idle_ppm_size);
  405.     ic_pixmaps[CONS_HAS_DATA] = make_pixmap(_binary_cons_has_data_ppm_start,
  406.                         (int)&_binary_cons_has_data_ppm_size);
  407.     ic_pixmaps[CONS_DISCONNECTED] = make_pixmap(_binary_cons_idle_ppm_start,
  408.                           (int)&_binary_cons_idle_ppm_size);
  409.     ic_pixmaps[CONS_KERNEL] = make_pixmap(_binary_cons_kernel_ppm_start,
  410.                           (int)&_binary_cons_kernel_ppm_size);
  411.     ic_pixmaps[CONS_DISCONNECTED_SEL] = ic_pixmaps[CONS_SELECTED];
  412.    
  413.     make_anim();
  414.  
  415.     use_gcons = 1;
  416.     console_state[0] = CONS_DISCONNECTED_SEL;
  417.     console_state[KERNEL_CONSOLE] = CONS_KERNEL;
  418.     gcons_redraw_console();
  419. }
  420.