DBG_PORT
rtl_write_byte(rtlpriv, DBG_PORT, 0x91);
DBG_PORT(" 0x%x\n", t); \
DBG_PORT("%s(0x%p, 0x%x, 0x%x)\n", __func__, d, addr, val); \
DBG_PORT("%s(0x%p, 0x%x) ->", __func__, l, addr); \
DBG_PORT(" 0x%x\n", t); \
DBG_PORT("%s(0x%p, 0x%x, 0x%x)\n", __func__, l, addr, val); \