Device Ready...OK!
  ID check...
  ID check: 00010045
  Product name: SEM08G
  User partition size: 1D2000000 ( 7456M / 7.281G), 7818182656 Bytes 
  Boot partition size: 0x200000 ( 2.0M )
  RPMB partition size: 0x20000 ( 0.1M )
  ID check...OK!
  Erase chip...Boot1
  Erase chip:  2.86 sec.
  Write chip...Boot1
  Write chip:  1.62 sec.
  Verify chip...Boot1
  Verify chip:  0.78 sec.
  Erase chip...Boot2
  Erase chip:  2.84 sec.
  Write chip...Boot2
  Write chip:  1.62 sec.
  Verify chip...Boot2
  Verify chip:  0.78 sec.
  Write chip success. time:10.51 sec.