CN93_SDP_EPF_MBOX_RINT
reg0 = octep_read_csr64(oct, CN93_SDP_EPF_MBOX_RINT(0));
reg1 = octep_read_csr64(oct, CN93_SDP_EPF_MBOX_RINT(1));
octep_write_csr64(oct, CN93_SDP_EPF_MBOX_RINT(0), reg0);
octep_write_csr64(oct, CN93_SDP_EPF_MBOX_RINT(1), reg1);