com_lctl
CSR_WRITE(com_port, com_lctl, LCR_DLAB);
CSR_WRITE(com_port, com_lctl, LCR_PNONE | LCR_8BITS);
bus_space_write_1(bst, bsh, com_lctl, LCR_DLAB);
bus_space_write_1(bst, bsh, com_lctl, lctl);
reg = bus_space_read_1(bst, bsh, com_lctl);
bus_space_write_1(bst, bsh, com_lctl, reg);
com0addr[com_lctl] = htole32(LCR_DLAB);
com0addr[com_lctl] = htole32(LCR_8BITS); /* XXX */
com0addr[com_lctl] = htobe32(LCR_DLAB);
com0addr[com_lctl] = htobe32(LCR_8BITS); /* XXX */
CSR_WRITE(com_port, com_lctl, LCR_DLAB);
CSR_WRITE(com_port, com_lctl, LCR_PNONE | LCR_8BITS);