HelenOS sources
PX 47 uspace/drv/bus/usb/xhci/debug.c usb_log_debug(PX "%" PRIu##size, title, XHCI_REG_RD_FIELD(ptr, size, ##__VA_ARGS__))
PX 50 uspace/drv/bus/usb/xhci/debug.c usb_log_debug(PX "%" PRIu##size, title, XHCI_REG_RD_RANGE(ptr, size, ##__VA_ARGS__))
PX 53 uspace/drv/bus/usb/xhci/debug.c usb_log_debug(PX "%s", title, XHCI_REG_RD_FLAG(ptr, size, ##__VA_ARGS__) ? "true" : "false")
PX 74 uspace/drv/bus/usb/xhci/debug.c usb_log_debug(PX "%u", "Max Scratchpad bufs", xhci_get_max_spbuf(cap));
HelenOS homepage, sources at GitHub