4 * Open Hack'Ware BIOS raw file system management
6 * Copyright (c) 2004-2005 Jocelyn Mayer
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License V2
10 * as published by the Free Software Foundation
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "../libpart/libpart.h"
28 /* Raw filesystem (ie no filesystem) */
29 static inode_t *fs_raw_get_inode (inode_t *parent, const unsigned char *name)
39 flags = INODE_TYPE_DIR;
41 new = malloc(sizeof(inode_t));
42 memset(new, 0, sizeof(inode_t));
44 new->name = strdup(name);
49 static void fs_raw_put_inode (inode_t *inode)
54 static uint32_t fs_raw_map_bloc (unused inode_t *inode, uint32_t bloc)
57 /* XXX: can't figure out why I did this... */
58 /* && inode == inode->fs->bootfile*/
60 bloc += inode->blocs[0].bloc;
65 static inode_t *fs_raw_get_special_inode (fs_t *fs, int type)
67 const unsigned char *name;
68 inode_t *new, *parent, **inp;
78 if (fs->root != NULL) {
81 flags = INODE_TYPE_DIR;
88 if (fs->bootfile != NULL) {
89 dprintf("bootfile already exists\n");
92 new = part_private_get(fs_part(fs));
93 if (fs->bootdir == NULL) {
94 dprintf("Get boot directory\n");
95 fs->bootdir = fs_raw_get_special_inode(fs, FILE_BOOTDIR);
99 dprintf("Fix bootfile\n");
100 new->parent = parent;
103 dprintf("New bootfile\n");
104 flags = INODE_TYPE_FILE | INODE_FLAG_EXEC | INODE_FLAG_BOOT;
111 if (fs->bootdir != NULL) {
114 flags = INODE_TYPE_DIR;
124 new = malloc(sizeof(inode_t));
125 memset(new, 0, sizeof(inode_t));
127 new->parent = parent;
129 new->name = strdup(name);
137 static fs_ops_t fs_ops_raw = {
141 &fs_raw_get_special_inode,
144 int fs_raw_set_bootfile (part_t *part,
145 uint32_t start_bloc, uint32_t start_offset,
146 uint32_t size_bloc, uint32_t size_offset)
150 new = malloc(sizeof(inode_t));
153 DPRINTF("%s: pos %d %d size %d %d\n", __func__, start_bloc, start_offset,
154 size_bloc, size_offset);
155 memset(new, 0, sizeof(inode_t));
156 new->flags = INODE_TYPE_FILE | INODE_FLAG_EXEC | INODE_FLAG_BOOT;
157 new->name = "ofwboot";
158 new->blocs[0].bloc = start_bloc;
159 new->blocs[0].offset = start_offset;
160 new->size.bloc = size_bloc;
161 new->size.offset = size_offset;
162 new->nb_blocs = size_bloc;
163 part_private_set(part, new);
168 int fs_raw_probe (part_t *part, uint32_t *size,
169 fs_ops_t **fs_ops, unsigned char **name,
170 unused void **private)
172 DPRINTF("%s: %p map_bloc %p\n", __func__, &fs_ops_raw, &fs_raw_map_bloc);
173 *fs_ops = &fs_ops_raw;
175 *size = part_size(part);