HelenOS sources

USB2_HUB_PORT_STATUS_C_SUSPEND  314 uspace/drv/bus/usb/ehci/ehci_rh.c 	    (hub->resume_flag[port] ? USB2_HUB_PORT_STATUS_C_SUSPEND : 0) |
USB2_HUB_PORT_STATUS_C_SUSPEND  253 uspace/drv/bus/usb/uhci/uhci_rh.c 	    UHCI2USB(val, STATUS_SUSPEND, USB2_HUB_PORT_STATUS_C_SUSPEND) |
HelenOS homepage, sources at GitHub