ehcidebug
#define EHCI_DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
if (ehcidebug)
#define DPRINTF(x) if (ehcidebug) printf x
extern int ehcidebug;
static int ehcidebug = EHCI_DEBUG_DEFAULT;
NULL, 0, &ehcidebug, sizeof(ehcidebug), CTL_CREATE, CTL_EOL);
#define DPRINTF(FMT,A,B,C,D) USBHIST_LOG(ehcidebug,FMT,A,B,C,D)
#define DPRINTFN(N,FMT,A,B,C,D) USBHIST_LOGN(ehcidebug,N,FMT,A,B,C,D)
#define EHCIHIST_CALLED() USBHIST_CALLED(ehcidebug)
if (ehcidebug)