ZYNQ_QSPI_STATUS_OFFSET
while (zynq_qspi_read(xqspi, ZYNQ_QSPI_STATUS_OFFSET) &
zynq_qspi_write(xqspi, ZYNQ_QSPI_STATUS_OFFSET, ZYNQ_QSPI_IXR_ALL_MASK);
intr_status = zynq_qspi_read(xqspi, ZYNQ_QSPI_STATUS_OFFSET);
zynq_qspi_write(xqspi, ZYNQ_QSPI_STATUS_OFFSET, intr_status);