disable test for a class of cdc host temporarily disable test for test_osal_none.c change include in some core files remove osal.h from common.h
- rename errors.h to tusb_errors.h
enable HOST_HCD_XFER_INTERRUPT by default (previously only enabled with HID), as it is widely used implement tusbh_cdc_is_busy add compilation switch in usbh enumeration for hub rewrite CDC serial application to address usb-serial race condition