root/fs/filesystems.c

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DEFINITIONS

This source file includes following definitions.
  1. sys_setup

   1 /*
   2  *  linux/fs/filesystems.c
   3  *
   4  *  Copyright (C) 1991, 1992  Linus Torvalds
   5  *
   6  *  table of configured filesystems
   7  */
   8 
   9 #include <linux/config.h>
  10 #include <linux/fs.h>
  11 
  12 #include <linux/minix_fs.h>
  13 #include <linux/ext_fs.h>
  14 #include <linux/ext2_fs.h>
  15 #include <linux/xia_fs.h>
  16 #include <linux/msdos_fs.h>
  17 #include <linux/umsdos_fs.h>
  18 #include <linux/proc_fs.h>
  19 #include <linux/nfs_fs.h>
  20 #include <linux/iso_fs.h>
  21 #include <linux/sysv_fs.h>
  22 #include <linux/hpfs_fs.h>
  23 #include <linux/smb_fs.h>
  24 #include <linux/ncp_fs.h>
  25 #include <linux/major.h>
  26 
  27 extern void device_setup(void);
  28 
  29 #ifdef CONFIG_ROOT_NFS
  30 extern int nfs_root_init(char *nfsname, char *nfsaddrs);
  31 extern char nfs_root_name [];
  32 extern char nfs_root_addrs [];
  33 #endif
  34 
  35 /* This may be used only once, enforced by 'static int callable' */
  36 asmlinkage int sys_setup(void)
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  37 {
  38         static int callable = 1;
  39 
  40         if (!callable)
  41                 return -1;
  42         callable = 0;
  43 
  44         device_setup();
  45 
  46 #ifdef CONFIG_EXT_FS
  47         register_filesystem(&(struct file_system_type)
  48                 {ext_read_super, "ext", 1, NULL});
  49 #endif
  50 
  51 #ifdef CONFIG_EXT2_FS
  52         register_filesystem(&(struct file_system_type)
  53                 {ext2_read_super, "ext2", 1, NULL});
  54 #endif
  55 
  56 #ifdef CONFIG_XIA_FS
  57         register_filesystem(&(struct file_system_type)
  58                 {xiafs_read_super, "xiafs", 1, NULL});
  59 #endif
  60 
  61 #ifdef CONFIG_MINIX_FS
  62         register_filesystem(&(struct file_system_type)
  63                 {minix_read_super, "minix", 1, NULL});
  64 #endif
  65 
  66 #ifdef CONFIG_UMSDOS_FS
  67         register_filesystem(&(struct file_system_type)
  68         {UMSDOS_read_super,     "umsdos",       1, NULL});
  69 #endif
  70 
  71 #ifdef CONFIG_MSDOS_FS
  72         register_filesystem(&(struct file_system_type)
  73                 {msdos_read_super, "msdos", 1, NULL});
  74 #endif
  75 
  76 #ifdef CONFIG_PROC_FS
  77         register_filesystem(&(struct file_system_type)
  78                 {proc_read_super, "proc", 0, NULL});
  79 #endif
  80 
  81 #ifdef CONFIG_NFS_FS
  82         register_filesystem(&(struct file_system_type)
  83                 {nfs_read_super, "nfs", 0, NULL});
  84 #endif
  85 
  86 #ifdef CONFIG_SMB_FS
  87         register_filesystem(&(struct file_system_type)
  88                 {smb_read_super, "smbfs", 0, NULL});
  89 #endif
  90 
  91 #ifdef CONFIG_NCP_FS
  92         register_filesystem(&(struct file_system_type)
  93                 {ncp_read_super, "ncpfs", 0, NULL});
  94 #endif
  95 
  96 #ifdef CONFIG_ISO9660_FS
  97         register_filesystem(&(struct file_system_type)
  98                 {isofs_read_super, "iso9660", 1, NULL});
  99 #endif
 100 
 101 #ifdef CONFIG_SYSV_FS
 102         register_filesystem(&(struct file_system_type)
 103                 {sysv_read_super, "xenix", 1, NULL});
 104 
 105         register_filesystem(&(struct file_system_type)
 106                 {sysv_read_super, "sysv", 1, NULL});
 107 
 108         register_filesystem(&(struct file_system_type)
 109                 {sysv_read_super, "coherent", 1, NULL});
 110 #endif
 111 
 112 #ifdef CONFIG_HPFS_FS
 113         register_filesystem(&(struct file_system_type)
 114                 {hpfs_read_super, "hpfs", 1, NULL});
 115 #endif
 116 
 117 #ifdef CONFIG_ROOT_NFS
 118         if (ROOT_DEV == MKDEV(UNNAMED_MAJOR, 255)) {
 119                 if (nfs_root_init(nfs_root_name, nfs_root_addrs) < 0) {
 120                         printk(KERN_ERR "Root-NFS: Unable to contact NFS server for root fs, using /dev/fd0 instead\n");
 121                         ROOT_DEV = MKDEV(FLOPPY_MAJOR, 0);
 122                 }
 123         }
 124 #endif
 125 
 126         mount_root();
 127         return 0;
 128 }

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