RDC_FIFO_ERR_STAT
HXGE_REG_WR64(hxgep->hpi_handle, RDC_FIFO_ERR_STAT, 0xFF);
HXGE_REG_RD64(handle, RDC_FIFO_ERR_STAT, &stat.value);
HXGE_REG_WR64(handle, RDC_FIFO_ERR_STAT, stat.value);