AMR_QPUT_IDB
AMR_QPUT_IDB(sc, sc->amr_mailboxphys | AMR_QIDB_SUBMIT);
AMR_QPUT_IDB(sc, sc->amr_mailboxphys | AMR_QIDB_ACK);
AMR_QPUT_IDB(sc, sc->amr_mailboxphys | AMR_QIDB_SUBMIT);
AMR_QPUT_IDB(sc, AMR_QIDB_ACK);