Use correct type for card field.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2621 c046a42c-6fe2-441c-8c8c-71466251a162

SD card emulation (initial implementation by Andrzei Zaborowski).


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2620 c046a42c-6fe2-441c-8c8c-71466251a162