Complete system images:
sd.hdimg : is a bootable image primarily for SD Card, but works for eMMC, too.
boot-mlo.vfat : fat filesystem with MLO, u-boot and linux-kernel
root.ext2 : ext2 rootfs
The complete system images are intended for:
Bootloader images:
u-boot.bin
u-boot.img : u-boot image for SD Card/eMMC
u-boot_spi.bin
u-boot_spi.img : u-boot image for SPI NOR Flash
MLO : (second program loader SPL) for SD Card/eMMC
MLO_spi.byteswap
Linux images:
linuximage : Kernel (zImage)
zImage-ti
zImage-rt-3.14.19-rt16
am335x-mba335x.dtb : device tree blob for TQMa335x on MBa335x
arm335x-mba335x.dtb-ti
arm335x-mba335x.dtb-rt-3.14.19-rt16.dtb
Rootfs images:
root.ext2
root.tgz
root.jffs2