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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.         if (animation != -1)
  139.             async_msg(fbphone, FB_ANIM_START, animation);
  140.     } else {
  141.         if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  142.             console_state[active_console] = CONS_DISCONNECTED;
  143.         else
  144.             console_state[active_console] = CONS_IDLE;
  145.         redraw_state(active_console);
  146.     }
  147.     active_console = consnum;
  148.  
  149.     if (console_state[consnum] == CONS_DISCONNECTED) {
  150.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  151.         redraw_state(consnum);
  152.     } else
  153.         console_state[consnum] = CONS_SELECTED;
  154.     redraw_state(consnum);
  155.  
  156.     vp_switch(console_vp);
  157. }
  158.  
  159. /** Notification function that gets called on new output to virtual console */
  160. void gcons_notify_char(int consnum)
  161. {
  162.     if (!use_gcons)
  163.         return;
  164.  
  165.     if (consnum == active_console || console_state[consnum] == CONS_HAS_DATA)
  166.         return;
  167.  
  168.     console_state[consnum] = CONS_HAS_DATA;
  169.  
  170.     if (active_console == KERNEL_CONSOLE)
  171.         return;
  172.  
  173.     redraw_state(consnum);
  174.    
  175.     vp_switch(console_vp);
  176. }
  177.  
  178. /** Notification function called on service disconnect from console */
  179. void gcons_notify_disconnect(int consnum)
  180. {
  181.     if (!use_gcons)
  182.         return;
  183.     if (active_console == consnum)
  184.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  185.     else
  186.         console_state[consnum] = CONS_DISCONNECTED;
  187.  
  188.     if (active_console == KERNEL_CONSOLE)
  189.         return;
  190.  
  191.     redraw_state(consnum);
  192.     vp_switch(console_vp);
  193. }
  194.  
  195. /** Notification function called on console connect */
  196. void gcons_notify_connect(int consnum)
  197. {
  198.     if (!use_gcons)
  199.         return;
  200.     if (active_console == consnum)
  201.         console_state[consnum] = CONS_SELECTED;
  202.     else
  203.         console_state[consnum] = CONS_IDLE;
  204.  
  205.     if (active_console == KERNEL_CONSOLE)
  206.         return;
  207.  
  208.     redraw_state(consnum);
  209.     vp_switch(console_vp);
  210. }
  211.  
  212. /** Change to kernel console */
  213. void gcons_in_kernel(void)
  214. {
  215.     if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  216.         console_state[active_console] = CONS_DISCONNECTED;
  217.     else
  218.         console_state[active_console] = CONS_IDLE;
  219.     redraw_state(active_console);
  220.  
  221.     if (animation != -1)
  222.         async_msg(fbphone, FB_ANIM_STOP, animation);
  223.  
  224.     active_console = KERNEL_CONSOLE; /* Set to kernel console */
  225.     vp_switch(0);
  226. }
  227.  
  228. /** Draw a PPM pixmap to framebuffer
  229.  *
  230.  * @param logo Pointer to PPM data
  231.  * @param size Size of PPM data
  232.  * @param x Coordinate of upper left corner
  233.  * @param y Coordinate of upper left corner
  234.  */
  235. static void draw_pixmap(char *logo, size_t size, int x, int y)
  236. {
  237.     char *shm;
  238.     int rc;
  239.  
  240.     /* Create area */
  241.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  242.     if (shm == MAP_FAILED)
  243.         return;
  244.  
  245.     memcpy(shm, logo, size);
  246.     /* Send area */
  247.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  248.     if (rc)
  249.         goto exit;
  250.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  251.     if (rc)
  252.         goto drop;
  253.     /* Draw logo */
  254.     async_msg_2(fbphone, FB_DRAW_PPM, x, y);
  255. drop:
  256.     /* Drop area */
  257.     async_msg(fbphone, FB_DROP_SHM, 0);
  258. exit:      
  259.     /* Remove area */
  260.     munmap(shm, size);
  261. }
  262.  
  263. extern char _binary_helenos_ppm_start[0];
  264. extern int _binary_helenos_ppm_size;
  265. extern char _binary_nameic_ppm_start[0];
  266. extern int _binary_nameic_ppm_size;
  267. /** Redraws console graphics  */
  268. static void gcons_redraw_console(void)
  269. {
  270.     int i;
  271.     size_t hsize = (size_t)&_binary_helenos_ppm_size;
  272.  
  273.     if (!use_gcons)
  274.         return;
  275.    
  276.     vp_switch(0);
  277.     set_style(MAIN_COLOR, MAIN_COLOR);
  278.     clear();
  279.     draw_pixmap(_binary_helenos_ppm_start, (size_t)&_binary_helenos_ppm_size, xres-66, 2);
  280.     draw_pixmap(_binary_nameic_ppm_start, (size_t)&_binary_nameic_ppm_size, 5, 17);
  281.  
  282.     for (i=0;i < CONSOLE_COUNT; i++)
  283.         redraw_state(i);
  284.     vp_switch(console_vp);
  285. }
  286.  
  287. /** Creates a pixmap on framebuffer
  288.  *
  289.  * @param data PPM data
  290.  * @param size PPM data size
  291.  * @return Pixmap identification
  292.  */
  293. static int make_pixmap(char *data, int size)
  294. {
  295.     char *shm;
  296.     int rc;
  297.     int pxid = -1;
  298.  
  299.     /* Create area */
  300.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  301.     if (shm == MAP_FAILED)
  302.         return -1;
  303.  
  304.     memcpy(shm, data, size);
  305.     /* Send area */
  306.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  307.     if (rc)
  308.         goto exit;
  309.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  310.     if (rc)
  311.         goto drop;
  312.  
  313.     /* Obtain pixmap */
  314.     rc = async_req(fbphone, FB_SHM2PIXMAP, 0, NULL);
  315.     if (rc < 0)
  316.         goto drop;
  317.     pxid = rc;
  318. drop:
  319.     /* Drop area */
  320.     async_msg(fbphone, FB_DROP_SHM, 0);
  321. exit:      
  322.     /* Remove area */
  323.     munmap(shm, size);
  324.  
  325.     return pxid;
  326. }
  327.  
  328. extern char _binary_anim_1_ppm_start[0];
  329. extern int _binary_anim_1_ppm_size;
  330. extern char _binary_anim_2_ppm_start[0];
  331. extern int _binary_anim_2_ppm_size;
  332. extern char _binary_anim_3_ppm_start[0];
  333. extern int _binary_anim_3_ppm_size;
  334. extern char _binary_anim_4_ppm_start[0];
  335. extern int _binary_anim_4_ppm_size;
  336. static void make_anim(void)
  337. {
  338.     int an;
  339.     int pm;
  340.  
  341.     an = async_req(fbphone, FB_ANIM_CREATE, cstatus_vp[KERNEL_CONSOLE], NULL);
  342.     if (an < 0)
  343.         return;
  344.  
  345.     pm = make_pixmap(_binary_anim_1_ppm_start, (int)&_binary_anim_1_ppm_size);
  346.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  347.  
  348.     pm = make_pixmap(_binary_anim_2_ppm_start, (int)&_binary_anim_2_ppm_size);
  349.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  350.  
  351.     pm = make_pixmap(_binary_anim_3_ppm_start, (int)&_binary_anim_3_ppm_size);
  352.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  353.  
  354.     pm = make_pixmap(_binary_anim_4_ppm_start, (int)&_binary_anim_4_ppm_size);
  355.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  356.  
  357.     async_msg(fbphone, FB_ANIM_START, an);
  358.  
  359.     animation = an;
  360. }
  361.  
  362. extern char _binary_cons_selected_ppm_start[0];
  363. extern int _binary_cons_selected_ppm_size;
  364. extern char _binary_cons_idle_ppm_start[0];
  365. extern int _binary_cons_idle_ppm_size;
  366. extern char _binary_cons_has_data_ppm_start[0];
  367. extern int _binary_cons_has_data_ppm_size;
  368. extern char _binary_cons_kernel_ppm_start[0];
  369. extern int _binary_cons_kernel_ppm_size;
  370. /** Initialize nice graphical console environment */
  371. void gcons_init(int phone)
  372. {
  373.     int rc;
  374.     int i;
  375.     int status_start = STATUS_START;
  376.  
  377.     fbphone = phone;
  378.  
  379.     rc = ipc_call_sync_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
  380.     if (rc)
  381.         return;
  382.    
  383.     if (xres < 800 || yres < 600)
  384.         return;
  385.  
  386.     /* create console viewport */
  387.     /* Align width & height to character size */
  388.     console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP,
  389.                    ALIGN_DOWN(xres-2*CONSOLE_MARGIN, 8),
  390.                    ALIGN_DOWN(yres-(CONSOLE_TOP+CONSOLE_MARGIN),16));
  391.     if (console_vp < 0)
  392.         return;
  393.    
  394.     /* Create status buttons */
  395.     status_start += (xres-800) / 2;
  396.     for (i=0; i < CONSOLE_COUNT; i++) {
  397.         cstatus_vp[i] = vp_create(status_start+CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
  398.                       STATUS_TOP, STATUS_WIDTH, STATUS_HEIGHT);
  399.         if (cstatus_vp[i] < 0)
  400.             return;
  401.         vp_switch(cstatus_vp[i]);
  402.         set_style(0x202020, 0xffffff);
  403.     }
  404.    
  405.     /* Initialize icons */
  406.     ic_pixmaps[CONS_SELECTED] = make_pixmap(_binary_cons_selected_ppm_start,
  407.                           (int)&_binary_cons_selected_ppm_size);
  408.     ic_pixmaps[CONS_IDLE] = make_pixmap(_binary_cons_idle_ppm_start,
  409.                           (int)&_binary_cons_idle_ppm_size);
  410.     ic_pixmaps[CONS_HAS_DATA] = make_pixmap(_binary_cons_has_data_ppm_start,
  411.                         (int)&_binary_cons_has_data_ppm_size);
  412.     ic_pixmaps[CONS_DISCONNECTED] = make_pixmap(_binary_cons_idle_ppm_start,
  413.                           (int)&_binary_cons_idle_ppm_size);
  414.     ic_pixmaps[CONS_KERNEL] = make_pixmap(_binary_cons_kernel_ppm_start,
  415.                           (int)&_binary_cons_kernel_ppm_size);
  416.     ic_pixmaps[CONS_DISCONNECTED_SEL] = ic_pixmaps[CONS_SELECTED];
  417.    
  418.     make_anim();
  419.  
  420.     use_gcons = 1;
  421.     console_state[0] = CONS_DISCONNECTED_SEL;
  422.     console_state[KERNEL_CONSOLE] = CONS_KERNEL;
  423.     gcons_redraw_console();
  424. }
  425.