STB0899_DISFIFO
stb0899_write_reg(state, STB0899_DISFIFO, cmd->msg[i]);
reply->msg[i] = stb0899_read_reg(state, STB0899_DISFIFO);
stb0899_write_reg(state, STB0899_DISFIFO, 0x00);
stb0899_write_reg(state, STB0899_DISFIFO, 0xff);
{ STB0899_DISFIFO, 0x00 },