R92C_TDECTRL
rtwn_write_1(sc, R92C_TDECTRL + 1, R92C_TX_PAGE_BOUNDARY);
urtwn_write_1(sc, R92C_TDECTRL + 1, R92C_TX_PAGE_BOUNDARY);
urtwn_write_1(sc, R92C_TDECTRL + 1, R88E_TX_PAGE_BOUNDARY);
reg = urtwn_read_4(sc, R92C_TDECTRL);
urtwn_write_4(sc, R92C_TDECTRL, reg);