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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. /** @addtogroup console
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #include <ipc/fb.h>
  36. #include <ipc/ipc.h>
  37. #include <async.h>
  38. #include <stdio.h>
  39. #include <sys/mman.h>
  40. #include <string.h>
  41. #include <align.h>
  42.  
  43. #include "console.h"
  44. #include "gcons.h"
  45.  
  46. #define CONSOLE_TOP      66
  47. #define CONSOLE_MARGIN   6
  48.  
  49. #define STATUS_START    110
  50. #define STATUS_TOP      8
  51. #define STATUS_SPACE    4
  52. #define STATUS_WIDTH    48
  53. #define STATUS_HEIGHT   48
  54.  
  55. #define MAIN_COLOR      0xffffff
  56.  
  57. static int use_gcons = 0;
  58. static ipcarg_t xres,yres;
  59.  
  60. enum butstate {
  61.     CONS_DISCONNECTED = 0,
  62.     CONS_SELECTED,
  63.     CONS_IDLE,
  64.     CONS_HAS_DATA,
  65.     CONS_KERNEL,
  66.     CONS_DISCONNECTED_SEL,
  67.     CONS_LAST
  68. };
  69.  
  70. static int console_vp;
  71. static int cstatus_vp[CONSOLE_COUNT];
  72. static int cstat_row, cstat_col; /* Size of cstatus buttons */
  73. static enum butstate console_state[CONSOLE_COUNT];
  74.  
  75. static int fbphone;
  76.  
  77. /** List of pixmaps identifying these icons */
  78. static int ic_pixmaps[CONS_LAST] = {-1,-1,-1,-1,-1,-1};
  79. static int animation = -1;
  80.  
  81. static int active_console = 0;
  82.  
  83. static void vp_switch(int vp)
  84. {
  85.     async_msg(fbphone,FB_VIEWPORT_SWITCH, vp);
  86. }
  87.  
  88. /** Create view port */
  89. static int vp_create(unsigned int x, unsigned int y,
  90.              unsigned int width, unsigned int height)
  91. {
  92.     return async_req_2(fbphone, FB_VIEWPORT_CREATE,
  93.                (x << 16) | y, (width << 16) | height,
  94.                NULL, NULL);
  95. }
  96.  
  97. static void clear(void)
  98. {
  99.     async_msg(fbphone, FB_CLEAR, 0);
  100.    
  101. }
  102.  
  103. static void set_style(int fgcolor, int bgcolor)
  104. {
  105.     async_msg_2(fbphone, FB_SET_STYLE, fgcolor, bgcolor);
  106. }
  107.  
  108. /** Transparent putchar */
  109. static void tran_putch(char c, int row, int col)
  110. {
  111.     async_msg_3(fbphone, FB_TRANS_PUTCHAR, c, row, col);
  112. }
  113.  
  114. /** Redraw the button showing state of a given console */
  115. static void redraw_state(int consnum)
  116. {
  117.     char data[5];
  118.     int i;
  119.     enum butstate state = console_state[consnum];
  120.  
  121.     vp_switch(cstatus_vp[consnum]);
  122.     if (ic_pixmaps[state] != -1)
  123.         async_msg_2(fbphone, FB_VP_DRAW_PIXMAP, cstatus_vp[consnum], ic_pixmaps[state]);
  124.  
  125.     if (state != CONS_DISCONNECTED && state != CONS_KERNEL && state != CONS_DISCONNECTED_SEL) {
  126.         snprintf(data, 5, "%d", consnum+1);
  127.         for (i=0;data[i];i++)
  128.             tran_putch(data[i], 1, 2+i);
  129.     }
  130. }
  131.  
  132. /** Notification run on changing console (except kernel console) */
  133. void gcons_change_console(int consnum)
  134. {
  135.     int i;
  136.  
  137.     if (!use_gcons)
  138.         return;
  139.  
  140.     if (active_console == KERNEL_CONSOLE) {
  141.         for (i=0; i < CONSOLE_COUNT; i++)
  142.             redraw_state(i);
  143.         if (animation != -1)
  144.             async_msg(fbphone, FB_ANIM_START, animation);
  145.     } else {
  146.         if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  147.             console_state[active_console] = CONS_DISCONNECTED;
  148.         else
  149.             console_state[active_console] = CONS_IDLE;
  150.         redraw_state(active_console);
  151.     }
  152.     active_console = consnum;
  153.  
  154.     if (console_state[consnum] == CONS_DISCONNECTED) {
  155.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  156.         redraw_state(consnum);
  157.     } else
  158.         console_state[consnum] = CONS_SELECTED;
  159.     redraw_state(consnum);
  160.  
  161.     vp_switch(console_vp);
  162. }
  163.  
  164. /** Notification function that gets called on new output to virtual console */
  165. void gcons_notify_char(int consnum)
  166. {
  167.     if (!use_gcons)
  168.         return;
  169.  
  170.     if (consnum == active_console || console_state[consnum] == CONS_HAS_DATA)
  171.         return;
  172.  
  173.     console_state[consnum] = CONS_HAS_DATA;
  174.  
  175.     if (active_console == KERNEL_CONSOLE)
  176.         return;
  177.  
  178.     redraw_state(consnum);
  179.    
  180.     vp_switch(console_vp);
  181. }
  182.  
  183. /** Notification function called on service disconnect from console */
  184. void gcons_notify_disconnect(int consnum)
  185. {
  186.     if (!use_gcons)
  187.         return;
  188.     if (active_console == consnum)
  189.         console_state[consnum] = CONS_DISCONNECTED_SEL;
  190.     else
  191.         console_state[consnum] = CONS_DISCONNECTED;
  192.  
  193.     if (active_console == KERNEL_CONSOLE)
  194.         return;
  195.  
  196.     redraw_state(consnum);
  197.     vp_switch(console_vp);
  198. }
  199.  
  200. /** Notification function called on console connect */
  201. void gcons_notify_connect(int consnum)
  202. {
  203.     if (!use_gcons)
  204.         return;
  205.     if (active_console == consnum)
  206.         console_state[consnum] = CONS_SELECTED;
  207.     else
  208.         console_state[consnum] = CONS_IDLE;
  209.  
  210.     if (active_console == KERNEL_CONSOLE)
  211.         return;
  212.  
  213.     redraw_state(consnum);
  214.     vp_switch(console_vp);
  215. }
  216.  
  217. /** Change to kernel console */
  218. void gcons_in_kernel(void)
  219. {
  220.     if (console_state[active_console] == CONS_DISCONNECTED_SEL)
  221.         console_state[active_console] = CONS_DISCONNECTED;
  222.     else
  223.         console_state[active_console] = CONS_IDLE;
  224.     redraw_state(active_console);
  225.  
  226.     if (animation != -1)
  227.         async_msg(fbphone, FB_ANIM_STOP, animation);
  228.  
  229.     active_console = KERNEL_CONSOLE; /* Set to kernel console */
  230.     vp_switch(0);
  231. }
  232.  
  233.  
  234. static inline int limit(int a,int left, int right)
  235. {
  236.     if (a < left)
  237.         a = left;
  238.     if (a >= right)
  239.         a = right - 1;
  240.     return a;
  241. }
  242.  
  243. int mouse_x, mouse_y;
  244. int btn_pressed, btn_x, btn_y;
  245.  
  246. /** Handle mouse move
  247.  *
  248.  * @param dx Delta X of mouse move
  249.  * @param dy Delta Y of mouse move
  250.  */
  251. void gcons_mouse_move(int dx, int dy)
  252. {
  253.     mouse_x = limit(mouse_x+dx, 0, xres);
  254.     mouse_y = limit(mouse_y+dy, 0, yres);
  255.  
  256.     async_msg_2(fbphone, FB_POINTER_MOVE, mouse_x, mouse_y);
  257. }
  258.  
  259. static int gcons_find_conbut(int x, int y)
  260. {
  261.     int status_start = STATUS_START + (xres-800) / 2;;
  262.  
  263.     if (y < STATUS_TOP || y >= STATUS_TOP+STATUS_HEIGHT)
  264.         return -1;
  265.    
  266.     if (x < status_start)
  267.         return -1;
  268.    
  269.     if (x >= status_start + (STATUS_WIDTH+STATUS_SPACE)*CONSOLE_COUNT)
  270.         return -1;
  271.     if (((x - status_start) % (STATUS_WIDTH+STATUS_SPACE)) < STATUS_SPACE)
  272.         return -1;
  273.    
  274.     return (x-status_start) / (STATUS_WIDTH+STATUS_SPACE);
  275. }
  276.  
  277. /** Handle mouse click
  278.  *
  279.  * @param state New state (1-pressed, 0-depressed)
  280.  */
  281. int gcons_mouse_btn(int state)
  282. {
  283.     int conbut;
  284.  
  285.     if (state) {
  286.         conbut = gcons_find_conbut(mouse_x, mouse_y);
  287.         if (conbut != -1) {
  288.             btn_pressed = 1;
  289.             btn_x = mouse_x;
  290.             btn_y = mouse_y;
  291.         }
  292.         return -1;
  293.     }
  294.     if (!state && !btn_pressed)
  295.         return -1;
  296.     btn_pressed = 0;
  297.  
  298.     conbut = gcons_find_conbut(mouse_x, mouse_y);
  299.     if (conbut == gcons_find_conbut(btn_x, btn_y))
  300.         return conbut;
  301.     return -1;
  302. }
  303.  
  304.  
  305. /** Draw a PPM pixmap to framebuffer
  306.  *
  307.  * @param logo Pointer to PPM data
  308.  * @param size Size of PPM data
  309.  * @param x Coordinate of upper left corner
  310.  * @param y Coordinate of upper left corner
  311.  */
  312. static void draw_pixmap(char *logo, size_t size, int x, int y)
  313. {
  314.     char *shm;
  315.     int rc;
  316.  
  317.     /* Create area */
  318.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  319.     if (shm == MAP_FAILED)
  320.         return;
  321.  
  322.     memcpy(shm, logo, size);
  323.     /* Send area */
  324.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  325.     if (rc)
  326.         goto exit;
  327.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  328.     if (rc)
  329.         goto drop;
  330.     /* Draw logo */
  331.     async_msg_2(fbphone, FB_DRAW_PPM, x, y);
  332. drop:
  333.     /* Drop area */
  334.     async_msg(fbphone, FB_DROP_SHM, 0);
  335. exit:      
  336.     /* Remove area */
  337.     munmap(shm, size);
  338. }
  339.  
  340. extern char _binary_helenos_ppm_start[0];
  341. extern int _binary_helenos_ppm_size;
  342. extern char _binary_nameic_ppm_start[0];
  343. extern int _binary_nameic_ppm_size;
  344. /** Redraws console graphics  */
  345. static void gcons_redraw_console(void)
  346. {
  347.     int i;
  348.     size_t hsize = (size_t)&_binary_helenos_ppm_size;
  349.  
  350.     if (!use_gcons)
  351.         return;
  352.    
  353.     vp_switch(0);
  354.     set_style(MAIN_COLOR, MAIN_COLOR);
  355.     clear();
  356.     draw_pixmap(_binary_helenos_ppm_start, (size_t)&_binary_helenos_ppm_size, xres-66, 2);
  357.     draw_pixmap(_binary_nameic_ppm_start, (size_t)&_binary_nameic_ppm_size, 5, 17);
  358.  
  359.     for (i=0;i < CONSOLE_COUNT; i++)
  360.         redraw_state(i);
  361.     vp_switch(console_vp);
  362. }
  363.  
  364. /** Creates a pixmap on framebuffer
  365.  *
  366.  * @param data PPM data
  367.  * @param size PPM data size
  368.  * @return Pixmap identification
  369.  */
  370. static int make_pixmap(char *data, int size)
  371. {
  372.     char *shm;
  373.     int rc;
  374.     int pxid = -1;
  375.  
  376.     /* Create area */
  377.     shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
  378.     if (shm == MAP_FAILED)
  379.         return -1;
  380.  
  381.     memcpy(shm, data, size);
  382.     /* Send area */
  383.     rc = async_req_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
  384.     if (rc)
  385.         goto exit;
  386.     rc = async_req_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
  387.     if (rc)
  388.         goto drop;
  389.  
  390.     /* Obtain pixmap */
  391.     rc = async_req(fbphone, FB_SHM2PIXMAP, 0, NULL);
  392.     if (rc < 0)
  393.         goto drop;
  394.     pxid = rc;
  395. drop:
  396.     /* Drop area */
  397.     async_msg(fbphone, FB_DROP_SHM, 0);
  398. exit:      
  399.     /* Remove area */
  400.     munmap(shm, size);
  401.  
  402.     return pxid;
  403. }
  404.  
  405. extern char _binary_anim_1_ppm_start[0];
  406. extern int _binary_anim_1_ppm_size;
  407. extern char _binary_anim_2_ppm_start[0];
  408. extern int _binary_anim_2_ppm_size;
  409. extern char _binary_anim_3_ppm_start[0];
  410. extern int _binary_anim_3_ppm_size;
  411. extern char _binary_anim_4_ppm_start[0];
  412. extern int _binary_anim_4_ppm_size;
  413. static void make_anim(void)
  414. {
  415.     int an;
  416.     int pm;
  417.  
  418.     an = async_req(fbphone, FB_ANIM_CREATE, cstatus_vp[KERNEL_CONSOLE], NULL);
  419.     if (an < 0)
  420.         return;
  421.  
  422.     pm = make_pixmap(_binary_anim_1_ppm_start, (int)&_binary_anim_1_ppm_size);
  423.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  424.  
  425.     pm = make_pixmap(_binary_anim_2_ppm_start, (int)&_binary_anim_2_ppm_size);
  426.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  427.  
  428.     pm = make_pixmap(_binary_anim_3_ppm_start, (int)&_binary_anim_3_ppm_size);
  429.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  430.  
  431.     pm = make_pixmap(_binary_anim_4_ppm_start, (int)&_binary_anim_4_ppm_size);
  432.     async_msg_2(fbphone, FB_ANIM_ADDPIXMAP, an, pm);
  433.  
  434.     async_msg(fbphone, FB_ANIM_START, an);
  435.  
  436.     animation = an;
  437. }
  438.  
  439. extern char _binary_cons_selected_ppm_start[0];
  440. extern int _binary_cons_selected_ppm_size;
  441. extern char _binary_cons_idle_ppm_start[0];
  442. extern int _binary_cons_idle_ppm_size;
  443. extern char _binary_cons_has_data_ppm_start[0];
  444. extern int _binary_cons_has_data_ppm_size;
  445. extern char _binary_cons_kernel_ppm_start[0];
  446. extern int _binary_cons_kernel_ppm_size;
  447. /** Initialize nice graphical console environment */
  448. void gcons_init(int phone)
  449. {
  450.     int rc;
  451.     int i;
  452.     int status_start = STATUS_START;
  453.  
  454.     fbphone = phone;
  455.  
  456.     rc = async_req_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
  457.     if (rc)
  458.         return;
  459.    
  460.     if (xres < 800 || yres < 600)
  461.         return;
  462.  
  463.     /* create console viewport */
  464.     /* Align width & height to character size */
  465.     console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP,
  466.                    ALIGN_DOWN(xres-2*CONSOLE_MARGIN, 8),
  467.                    ALIGN_DOWN(yres-(CONSOLE_TOP+CONSOLE_MARGIN),16));
  468.     if (console_vp < 0)
  469.         return;
  470.    
  471.     /* Create status buttons */
  472.     status_start += (xres-800) / 2;
  473.     for (i=0; i < CONSOLE_COUNT; i++) {
  474.         cstatus_vp[i] = vp_create(status_start+CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
  475.                       STATUS_TOP, STATUS_WIDTH, STATUS_HEIGHT);
  476.         if (cstatus_vp[i] < 0)
  477.             return;
  478.         vp_switch(cstatus_vp[i]);
  479.         set_style(0x202020, 0xffffff);
  480.     }
  481.    
  482.     /* Initialize icons */
  483.     ic_pixmaps[CONS_SELECTED] = make_pixmap(_binary_cons_selected_ppm_start,
  484.                           (int)&_binary_cons_selected_ppm_size);
  485.     ic_pixmaps[CONS_IDLE] = make_pixmap(_binary_cons_idle_ppm_start,
  486.                           (int)&_binary_cons_idle_ppm_size);
  487.     ic_pixmaps[CONS_HAS_DATA] = make_pixmap(_binary_cons_has_data_ppm_start,
  488.                         (int)&_binary_cons_has_data_ppm_size);
  489.     ic_pixmaps[CONS_DISCONNECTED] = make_pixmap(_binary_cons_idle_ppm_start,
  490.                           (int)&_binary_cons_idle_ppm_size);
  491.     ic_pixmaps[CONS_KERNEL] = make_pixmap(_binary_cons_kernel_ppm_start,
  492.                           (int)&_binary_cons_kernel_ppm_size);
  493.     ic_pixmaps[CONS_DISCONNECTED_SEL] = ic_pixmaps[CONS_SELECTED];
  494.    
  495.     make_anim();
  496.  
  497.     use_gcons = 1;
  498.     console_state[0] = CONS_DISCONNECTED_SEL;
  499.     console_state[KERNEL_CONSOLE] = CONS_KERNEL;
  500.     gcons_redraw_console();
  501. }
  502.  
  503. /** @}
  504.  */
  505.  
  506.