Este es el de la 4.2.2
# Mounts the first usable partition of the specified device
#/devices/platform/awsmc.3/mmc_host for sdio
dev_mount sdcard0 /storage/sdcard0 9 /devices/virtual/block/nand nonremovable,encryptable
dev_mount sdcard1 /storage/sdcard1 auto /devices/platform/sunxi-mmc.1/mmc_host /devices/platform/sunxi-mmc.0/mmc_host
dev_mount usbdisk0 /storage/usbdisk0 auto /devices/platform/sw-ehci.1 /devices/platform/sw_hcd_host0 /devices/platform/sw-ehci.2 /devices/platform/sw-ohci.1 /devices/platform/sw-ohci.2