FAT32: fix support for superfloppy-format (PBR)

[karo-tx-uboot.git] / disk / part_dos.c

diff --git a/disk/part_dos.c b/disk/part_dos.c
index b915eb7484d3f9b8c95553d5fb444c69af95a620..2de1bb83b7d8631cd43d2acb123d7cacb820efe0 100644 (file)
--- a/disk/part_dos.c
+++ b/disk/part_dos.c
@@ -77,8 +77,10 @@ static int test_block_type(unsigned char *buffer)
            (buffer[DOS_PART_MAGIC_OFFSET + 1] != 0xaa) ) {
                return (-1);
        } /* no DOS Signature at all */
-       if(strncmp((char *)&buffer[DOS_PBR_FSTYPE_OFFSET],"FAT",3)==0)
+       if (strncmp((char *)&buffer[DOS_PBR_FSTYPE_OFFSET],"FAT",3)==0 ||
+           strncmp((char *)&buffer[DOS_PBR32_FSTYPE_OFFSET],"FAT32",5)==0) {
                return DOS_PBR; /* is PBR */
+       }
        return DOS_MBR;     /* Is MBR */
 }
 
@@ -188,7 +190,8 @@ static int get_partition_info_extended (block_dev_desc_t *dev_desc, int ext_part
                 * fdisk does not show the extended partitions that
                 * are not in the MBR
                 */
-               if ((pt->sys_ind != 0) &&
+               if (((pt->boot_ind & ~0x80) == 0) &&
+                   (pt->sys_ind != 0) &&
                    (part_num == which_part) &&
                    (is_extended(pt->sys_ind) == 0)) {
                        info->blksz = 512;