NXE_1_SW_CMDPEG_STATE
r = nxe_crb_read(sc, NXE_1_SW_CMDPEG_STATE);
nxe_crb_write(sc, NXE_1_SW_CMDPEG_STATE, NXE_1_SW_CMDPEG_STATE_ACK);
if (!nxe_crb_wait(sc, NXE_1_SW_CMDPEG_STATE, 0xffffffff,
DEVNAME(sc), nxe_crb_read(sc, NXE_1_SW_CMDPEG_STATE));
nxe_crb_write(sc, NXE_1_SW_CMDPEG_STATE, NXE_1_SW_CMDPEG_STATE_ACK);