a problem about CF card

I use stratix board,when i first use CF card,the massage i received from the shell is:

CF: ctl=1

while i reboot ,we get the massage as following:

CF: ctl=11

please tell me why? and i can not find the document i have created in CF card before.

///////////////////////////////////////////////////////////////////////////////////////////////////////////

CF: ctl=11

hda: Transcend, CFA DISK drive

Using anticipatory io scheduler

ide0 at 0x80920900-0x80920907,0x80920938 on irq 5

hda: max request size: 128KiB

hda: 30976 sectors (15 MB) w/1KiB Cache, CHS=484/4/16

hda: hda1

//////////////////////////////////////////////////////////////////////////////////////

what does above message mean?

can i use the CF card?