root@pdlu:~# dmesg | grep -i mmc
mmc0: new high speed SDHC card at address aaaa
mmcblk0: mmc0:aaaa SS08G 7.40 GiB
 mmcblk0: p1
VFS: Can't find a valid FAT filesystem on dev mmcblk0.
yaffs: dev is 187695104 name is "mmcblk0" rw
yaffs: yaffs: Attempting MTD mount of 179.0,"mmcblk0"
yaffs: dev is 187695104 name is "mmcblk0" rw
yaffs: yaffs: Attempting MTD mount of 179.0,"mmcblk0"