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  1. /*
  2.  * Copyright (c) 2005 Martin Decky
  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 init Init
  30.  * @brief   Init process for testing purposes.
  31.  * @{
  32.  */
  33. /**
  34.  * @file
  35.  */
  36.  
  37. #include <stdio.h>
  38. #include <unistd.h>
  39. #include <vfs/vfs.h>
  40. #include <bool.h>
  41. #include <errno.h>
  42. #include <fcntl.h>
  43. #include <task.h>
  44. #include <malloc.h>
  45. #include "init.h"
  46. #include "version.h"
  47.  
  48. #define BUF_SIZE 150000
  49.  
  50. static char *buf;
  51.  
  52. static void console_wait(void)
  53. {
  54.     while (get_cons_phone() < 0)
  55.         usleep(50000);  // FIXME
  56. }
  57.  
  58. static bool mount_tmpfs(void)
  59. {
  60.     int rc = -1;
  61.    
  62.     while (rc < 0) {
  63.         rc = mount("tmpfs", "/", "initrd");
  64.        
  65.         switch (rc) {
  66.         case EOK:
  67.             printf(NAME ": Root filesystem mounted\n");
  68.             break;
  69.         case EBUSY:
  70.             printf(NAME ": Root filesystem already mounted\n");
  71.             break;
  72.         case ELIMIT:
  73.             printf(NAME ": Unable to mount root filesystem\n");
  74.             return false;
  75.         default:
  76.             sleep(5);   // FIXME
  77.         }
  78.     }
  79.    
  80.     return true;
  81. }
  82.  
  83. static void spawn(char *fname)
  84. {
  85.     printf(NAME ": Spawning %s\n", fname);
  86.    
  87.     int fd = open(fname, O_RDONLY);
  88.     if (fd >= 0) {
  89.    
  90.         ssize_t rd;
  91.         size_t len = 0;
  92.        
  93.         // FIXME: cannot do long reads yet
  94.         do {
  95.             rd = read(fd, buf + len, 1024);
  96.             if (rd > 0)
  97.                 len += rd;
  98.            
  99.         } while (rd > 0);
  100.        
  101.         if (len > 0) {
  102.             task_spawn(buf, len);
  103.             sleep(1);   // FIXME
  104.         }
  105.        
  106.         close(fd);
  107.     }
  108. }
  109.  
  110. int main(int argc, char *argv[])
  111. {
  112.     info_print();
  113.     sleep(5);   // FIXME
  114.    
  115.     if (!mount_tmpfs()) {
  116.         printf(NAME ": Exiting\n");
  117.         return -1;
  118.     }
  119.    
  120.     buf = malloc(BUF_SIZE);
  121.    
  122.     // FIXME: spawn("/sbin/pci");
  123.     spawn("/sbin/fb");
  124.     spawn("/sbin/kbd");
  125.     spawn("/sbin/console");
  126.    
  127.     console_wait();
  128.     version_print();
  129.    
  130.     spawn("/sbin/fat");
  131.     spawn("/sbin/tetris");
  132.     spawn("/sbin/cli");
  133.     // FIXME: spawn("/sbin/tester");
  134.     // FIXME: spawn("/sbin/klog");
  135.    
  136.     free(buf);
  137.     return 0;
  138. }
  139.  
  140. /** @}
  141.  */
  142.