VME2LCSR_MISC_STATUS
reg = vme2_lcsr_read(sc, VME2LCSR_MISC_STATUS) & ~VME2_MISC_STATUS_MIEN;
vme2_lcsr_write(sc, VME2LCSR_MISC_STATUS, reg);
reg = vme2_lcsr_read(sc, VME2LCSR_MISC_STATUS) | VME2_MISC_STATUS_MIEN;
vme2_lcsr_write(sc, VME2LCSR_MISC_STATUS, reg);
if (bus_space_peek_4(bt, bh, VME2LCSR_MISC_STATUS, NULL) != 0) {