REG_SELFCTL_RESET
wrl(ep, REG_SELFCTL, REG_SELFCTL_RESET);
if ((rdl(ep, REG_SELFCTL) & REG_SELFCTL_RESET) == 0)
wrl(ep, REG_SELFCTL, REG_SELFCTL_RESET);
if ((rdl(ep, REG_SELFCTL) & REG_SELFCTL_RESET) == 0)