我应该提到我在内核中添加了熔丝支持，它在 make 时提示这样的错误：CC drivers/char/goldfish_tty.o drivers/char/goldfish_tty.c: In function 'goldfish_tty_probe': drivers/char/goldfish_tty.c :233: error: 'IO_START' undeclared (first use in this function) drivers/char/goldfish_tty.c:233: error: (每个未声明的标识符只报告一次drivers/char/goldfish_tty.c:233: error: for each它出现在函数中。） make[2]: * [drivers/char/goldfish_tty.o] 错误 1 make[1]:[驱动程序/字符] 错误 2 制作：* * [驱动程序] 错误 2