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-rw-r--r--fs/fs.c56
1 files changed, 47 insertions, 9 deletions
diff --git a/fs/fs.c b/fs/fs.c
index 2c9f2c5..66835e2 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -27,6 +27,12 @@ static block_dev_desc_t *fs_dev_desc;
static disk_partition_t fs_partition;
static int fs_type = FS_TYPE_ANY;
+static inline int fs_probe_unsupported(void)
+{
+ printf("** Unrecognized filesystem type **\n");
+ return -1;
+}
+
static inline int fs_ls_unsupported(const char *dirname)
{
printf("** Unrecognized filesystem type **\n");
@@ -40,6 +46,10 @@ static inline int fs_read_unsupported(const char *filename, ulong addr,
return -1;
}
+static inline void fs_close_unsupported(void)
+{
+}
+
#ifdef CONFIG_FS_FAT
static int fs_probe_fat(void)
{
@@ -143,29 +153,57 @@ static inline void fs_close_ext(void)
#define fs_read_ext fs_read_unsupported
#endif
-static struct {
+struct fstype_info {
int fstype;
int (*probe)(void);
-} fstypes[] = {
+ int (*ls)(const char *dirname);
+ int (*read)(const char *filename, ulong addr, int offset, int len);
+ void (*close)(void);
+};
+
+static struct fstype_info fstypes[] = {
+#ifdef CONFIG_FS_FAT
{
.fstype = FS_TYPE_FAT,
.probe = fs_probe_fat,
+ .close = fs_close_fat,
+ .ls = file_fat_ls,
+ .read = fs_read_fat,
},
+#endif
+#ifdef CONFIG_FS_EXT4
{
.fstype = FS_TYPE_EXT,
.probe = fs_probe_ext,
+ .close = fs_close_ext,
+ .ls = ext4fs_ls,
+ .read = fs_read_ext,
+ },
+#endif
+ {
+ .fstype = FS_TYPE_ANY,
+ .probe = fs_probe_unsupported,
+ .close = fs_close_unsupported,
+ .ls = fs_ls_unsupported,
+ .read = fs_read_unsupported,
},
};
int fs_set_blk_dev(const char *ifname, const char *dev_part_str, int fstype)
{
+ struct fstype_info *info;
int part, i;
#ifdef CONFIG_NEEDS_MANUAL_RELOC
static int relocated;
if (!relocated) {
- for (i = 0; i < ARRAY_SIZE(fstypes); i++)
- fstypes[i].probe += gd->reloc_off;
+ for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes);
+ i++, info++) {
+ info->probe += gd->reloc_off;
+ info->close += gd->reloc_off;
+ info->ls += gd->reloc_off;
+ info->read += gd->reloc_off;
+ }
relocated = 1;
}
#endif
@@ -175,17 +213,17 @@ int fs_set_blk_dev(const char *ifname, const char *dev_part_str, int fstype)
if (part < 0)
return -1;
- for (i = 0; i < ARRAY_SIZE(fstypes); i++) {
- if ((fstype != FS_TYPE_ANY) && (fstype != fstypes[i].fstype))
+ for (i = 0, info = fstypes; i < ARRAY_SIZE(fstypes); i++, info++) {
+ if (fstype != FS_TYPE_ANY && info->fstype != FS_TYPE_ANY &&
+ fstype != info->fstype)
continue;
- if (!fstypes[i].probe()) {
- fs_type = fstypes[i].fstype;
+ if (!info->probe()) {
+ fs_type = info->fstype;
return 0;
}
}
- printf("** Unrecognized filesystem type **\n");
return -1;
}