mmc_load_uimage=run rcn_mmcloaduimage; run mmc_load_uinitrd;echo Booting from mmc ...; run mmc_args; bootm \${address_uimage}\${address_uinitrd}
mmc_load_uimage=printenv; run rcn_mmcloaduimage; run mmc_load_uinitrd;echo Booting from mmc ...; run mmc_args; bootm \${address_uimage}\${address_uinitrd}