Add kernel-space channel creation to achtool
Add kernel-space channel creation to achtool

chen0510566/ach,golems/ach,golems/ach,golems/ach,chen0510566/ach,golems/ach,chen0510566/ach,chen0510566/ach,golems/ach,chen0510566/ach,golems/ach,chen0510566/ach