HelenOS sources

XHCI_EC_MAX       279 uspace/drv/bus/usb/xhci/debug.c 	[XHCI_EC_MAX] = NULL
XHCI_EC_MAX       289 uspace/drv/bus/usb/xhci/debug.c 	if (id < XHCI_EC_MAX && ec_ids[id] != NULL)
HelenOS homepage, sources at GitHub