HDAC_SDCTL_SRST
ctl |= HDAC_SDCTL_SRST;
if (ctl & HDAC_SDCTL_SRST)
if (!(ctl & HDAC_SDCTL_SRST))
ctl &= ~HDAC_SDCTL_SRST;
if (!(ctl & HDAC_SDCTL_SRST))
if (ctl & HDAC_SDCTL_SRST)