-"logoaddr=0x82000000\0" \
-"defaultARlen=0x8000\0" \
-"loaddefaultAR=mmc read ${loadaddr} 800 ${defaultARlen}\0" \
-"defaultAR=run loadromfs; run loaddefaultAR; bootvx ${loadaddr}\0" \
-"logo0=fatload mmc 0:1 ${logoaddr} SYSTEM/ADDON/Bootlogo/Bootlogo.bmp.gz && " \
- "bmp display ${logoaddr} 0 0\0" \
-"logo1=fatload mmc 0:1 ${logoaddr} SYSTEM/BASE/Bootlogo/Bootlogo.bmp.gz && " \
- "bmp display ${logoaddr} 0 0\0" \
-"mmcboot=echo booting AR from eMMC-flash ...; "\
- "run logo0 || run logo1; " \
- "run loadromfs; " \
- "fatload mmc 0:1 ${loadaddr} arimg && bootvx ${loadaddr}; " \
- "run defaultAR;\0" \
-"netboot=echo booting AR from network ...; " \
- "run loadromfs; " \
- "tftp ${loadaddr} arimg && bootvx ${loadaddr}; " \
- "puts 'networkboot failed!';\0" \
-"netscript=echo running script from network (tftp) ...; " \
- "tftp 0x80000000 netscript.img && source; " \
- "puts 'netscript load failed!'\0" \
-"netupdate=tftp ${loadddr} MLO && mmc write ${loadaddr} 100 100; " \
- "tftp ${loadaddr} u-boot.img && mmc write ${loadaddr} 300 300\0" \
-"netupdatedefaultAR=echo updating defaultAR from network (tftp) ...; " \
- "if tftp 0x80100000 arimg.bin; " \
- "then mmc write 0x80100000 800 ${defaultARlen}; " \
- "else setcurs 1 8; puts 'defAR update failed (tftp)!'; fi;\0" \
-"netupdateROMFS=echo updating romfs from network (tftp) ...; " \
- "if tftp 0x80100000 romfs.bin; " \
- "then mmc write 0x80100000 700 100; " \
- "else setcurs 1 8; puts 'romfs update failed (tftp)!'; fi;\0"
-
+"startvx=run loadromfs; bootvx ${loadaddr}\0" \
+"b_break=0\0" \
+"b_tgts_std=mmc def net usb0\0" \
+"b_tgts_rcy=def net usb0\0" \
+"b_tgts_pme=net usb0 mmc\0" \
+"b_deftgts=if test ${b_mode} = 12; then setenv b_tgts ${b_tgts_pme};" \
+" elif test ${b_mode} = 0; then setenv b_tgts ${b_tgts_rcy};" \
+" else setenv b_tgts ${b_tgts_std}; fi\0" \
+"b_mmc=load mmc 1 ${loadaddr} arimg && run startvx\0" \
+"b_def=mmc read ${loadaddr} 800 8000; run startvx\0" \
+"b_net=tftp ${scradr} netscript.img && source ${scradr}\0" \
+"b_usb0=usb start && load usb 0 ${scradr} usbscript.img && source ${scradr}\0" \
+"b_default=run b_deftgts; for target in ${b_tgts};"\
+" do run b_${target}; if test ${b_break} = 1; then; exit; fi; done\0"