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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 user space environment configuration.
  31.  * @{
  32.  */
  33. /**
  34.  * @file
  35.  */
  36.  
  37. #include <stdio.h>
  38. #include <unistd.h>
  39. #include <ipc/ipc.h>
  40. #include <vfs/vfs.h>
  41. #include <bool.h>
  42. #include <errno.h>
  43. #include <fcntl.h>
  44. #include <task.h>
  45. #include <malloc.h>
  46. #include <macros.h>
  47. #include <console.h>
  48. #include <string.h>
  49. #include "init.h"
  50. #include "version.h"
  51.  
  52. static bool mount_fs(const char *fstype)
  53. {
  54.     int rc = -1;
  55.     char *opts = "";
  56.    
  57.     if (str_cmp(fstype, "tmpfs") == 0)
  58.         opts = "restore";
  59.  
  60.     while (rc < 0) {
  61.         rc = mount(fstype, "/", "initrd", opts, IPC_FLAG_BLOCKING);
  62.        
  63.         switch (rc) {
  64.         case EOK:
  65.             printf(NAME ": Root filesystem mounted\n");
  66.             break;
  67.         case EBUSY:
  68.             printf(NAME ": Root filesystem already mounted\n");
  69.             break;
  70.         case ELIMIT:
  71.             printf(NAME ": Unable to mount root filesystem\n");
  72.             return false;
  73.         case ENOENT:
  74.             printf(NAME ": Unknown filesystem type (%s)\n", fstype);
  75.             return false;
  76.         }
  77.     }
  78.    
  79.     return true;
  80. }
  81.  
  82. static bool mount_devfs(void)
  83. {
  84.     int rc = -1;
  85.    
  86.     while (rc < 0) {
  87.         rc = mount("devfs", "/dev", "null", "", IPC_FLAG_BLOCKING);
  88.        
  89.         switch (rc) {
  90.         case EOK:
  91.             printf(NAME ": Device filesystem mounted\n");
  92.             break;
  93.         case EBUSY:
  94.             printf(NAME ": Device filesystem already mounted\n");
  95.             break;
  96.         case ELIMIT:
  97.             printf(NAME ": Unable to mount device filesystem\n");
  98.             return false;
  99.         case ENOENT:
  100.             printf(NAME ": Unknown filesystem type (devfs)\n");
  101.             return false;
  102.         }
  103.     }
  104.    
  105.     return true;
  106. }
  107.  
  108. static void spawn(char *fname)
  109. {
  110.     char *argv[2];
  111.    
  112.     printf(NAME ": Spawning %s\n", fname);
  113.    
  114.     argv[0] = fname;
  115.     argv[1] = NULL;
  116.    
  117.     if (!task_spawn(fname, argv))
  118.         printf(NAME ": Error spawning %s\n", fname);
  119. }
  120.  
  121. int main(int argc, char *argv[])
  122. {
  123.     info_print();
  124.    
  125.     if (!mount_fs(STRING(RDFMT))) {
  126.         printf(NAME ": Exiting\n");
  127.         return -1;
  128.     }
  129.    
  130.     spawn("/srv/devfs");
  131.    
  132.     if (!mount_devfs()) {
  133.         return(NAME ": Exiting\n");
  134.         return -2;
  135.     }
  136.    
  137.     spawn("/srv/fb");
  138.     spawn("/srv/kbd");
  139.     spawn("/srv/console");
  140.     spawn("/srv/fhc");
  141.     spawn("/srv/obio");
  142.    
  143.     console_wait();
  144.     version_print();
  145.    
  146.     spawn("/app/klog");
  147.     spawn("/app/bdsh");
  148.    
  149.     usleep(1000000);
  150.     spawn("/srv/pci");
  151.    
  152.     return 0;
  153. }
  154.  
  155. /** @}
  156.  */
  157.