| 1 | /* | 
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| 2 | * ramfs.c  RAMFS file system API implementation. | 
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| 3 | * | 
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| 4 | * Authors   Mohamed Lamine Karaoui (2014,2015) | 
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| 5 | *           Alain Greiner (2016,2017) | 
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| 6 | * | 
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| 7 | * Copyright (c) UPMC Sorbonne Universites | 
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| 8 | * | 
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| 9 | * This file is part of ALMOS-MKH. | 
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| 10 | * | 
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| 11 | * ALMOS-MKH is free software; you can redistribute it and/or modify it | 
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| 12 | * under the terms of the GNU General Public License as published by | 
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| 13 | * the Free Software Foundation; version 2.0 of the License. | 
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| 14 | * | 
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| 15 | * ALMOS-MKH is distributed in the hope that it will be useful, but | 
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| 16 | * WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
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| 18 | * General Public License for more details. | 
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| 19 | * | 
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| 20 | * You should have received a copy of the GNU General Public License | 
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| 21 | * along with ALMOS-MKH; if not, write to the Free Software Foundation, | 
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| 22 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | 
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| 23 | */ | 
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| 24 |  | 
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| 25 |  | 
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| 26 | #include <hal_types.h> | 
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| 27 | #include <hal_special.h> | 
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| 28 | #include <printk.h> | 
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| 29 | #include <kmem.h> | 
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| 30 | #include <vfs.h> | 
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| 31 | #include <ramfs.h> | 
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| 32 |  | 
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| 33 |  | 
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| 34 | ////////////////////////////////////////////// | 
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| 35 | error_t ramfs_mount( xptr_t   parent_inode_xp, | 
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| 36 | char   * ramfs_root_name ) | 
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| 37 | { | 
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| 38 | xptr_t    root_inode_xp;   // unused | 
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| 39 |  | 
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| 40 | cxy_t     cxy = vfs_cluster_random_select(); | 
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| 41 |  | 
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| 42 | // create VFS dentry and VFS inode for RAMFS root directory | 
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| 43 | return  vfs_add_child_in_parent( cxy, | 
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| 44 | INODE_TYPE_DIR, | 
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| 45 | FS_TYPE_RAMFS, | 
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| 46 | parent_inode_xp, | 
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| 47 | ramfs_root_name, | 
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| 48 | NULL, | 
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| 49 | &root_inode_xp ); | 
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| 50 | } | 
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| 51 |  | 
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