}
static block_dev_desc_t *cur_dev;
-static unsigned int cur_part_nr;
static disk_partition_t cur_part_info;
#define DOS_BOOT_MAGIC_OFFSET 0x1fe
defined(CONFIG_SYSTEMACE) )
/* Read the partition table, if present */
- if (!get_partition_info(dev_desc, part_no, &cur_part_info)) {
+ if (!get_partition_info(dev_desc, part_no, &cur_part_info))
cur_dev = dev_desc;
- cur_part_nr = part_no;
- }
#endif
/* Otherwise it might be a superfloppy (whole-disk FAT filesystem) */
if (!cur_dev) {
- if (part_no != 1) {
+ if (part_no != 0) {
printf("** Partition %d not valid on device %d **\n",
part_no, dev_desc->dev);
return -1;
}
cur_dev = dev_desc;
- cur_part_nr = 1;
cur_part_info.start = 0;
cur_part_info.size = dev_desc->lba;
cur_part_info.blksz = dev_desc->blksz;
}
/* Calculate short name checksum */
-static __u8 mkcksum(const char *str)
+static __u8 mkcksum(const char name[8], const char ext[3])
{
int i;
__u8 ret = 0;
- for (i = 0; i < 11; i++) {
- ret = (((ret & 1) << 7) | ((ret & 0xfe) >> 1)) + str[i];
- }
+ for (i = 0; i < sizeof(name); i++)
+ ret = (((ret & 1) << 7) | ((ret & 0xfe) >> 1)) + name[i];
+ for (i = 0; i < sizeof(ext); i++)
+ ret = (((ret & 1) << 7) | ((ret & 0xfe) >> 1)) + ext[i];
return ret;
}
return NULL;
}
#ifdef CONFIG_SUPPORT_VFAT
- if (dols && mkcksum(dentptr->name) == prevcksum) {
+ __u8 csum = mkcksum(dentptr->name, dentptr->ext);
+ if (dols && csum == prevcksum) {
prevcksum = 0xffff;
dentptr++;
continue;
for (i = 0; i < DIRENTSPERBLOCK; i++) {
char s_name[14], l_name[VFAT_MAXLEN_BYTES];
+ __u8 csum;
l_name[0] = '\0';
if (dentptr->name[0] == DELETED_FLAG) {
dentptr++;
continue;
}
- if ((dentptr->attr & ATTR_VOLUME)) {
+
+ csum = mkcksum(dentptr->name, dentptr->ext);
+ if (dentptr->attr & ATTR_VOLUME) {
#ifdef CONFIG_SUPPORT_VFAT
if ((dentptr->attr & ATTR_VFAT) == ATTR_VFAT &&
(dentptr->name[0] & LAST_LONG_ENTRY_MASK)) {
goto exit;
}
#ifdef CONFIG_SUPPORT_VFAT
- else if (dols == LS_ROOT &&
- mkcksum(dentptr->name) == prevcksum) {
+ else if (dols == LS_ROOT && csum == prevcksum) {
prevcksum = 0xffff;
dentptr++;
continue;
vol_label[11] = '\0';
volinfo.fs_type[5] = '\0';
- printf("Partition %d: Filesystem: %s \"%s\"\n", cur_part_nr,
- volinfo.fs_type, vol_label);
+ printf("Filesystem: %s \"%s\"\n", volinfo.fs_type, vol_label);
return 0;
}