menelaus_set_mmc_slot
r = menelaus_set_mmc_slot(2, 0, vs2sel, 1);
r = menelaus_set_mmc_slot(1, 1, 0, 1);
r = menelaus_set_mmc_slot(2, 1, vs2sel, 1);
menelaus_set_mmc_slot(1, 0, 0, 0);
menelaus_set_mmc_slot(2, 0, vs2sel, 0);
EXPORT_SYMBOL(menelaus_set_mmc_slot);
extern int menelaus_set_mmc_slot(int slot, int enable, int power, int cd_on);