make menuconfig遇到这个问题,请指教!!!

kunasen

CPU clock frequency (CONFIG_ARM_CLK) [40000000] (NEW)

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从新选择各项目值,以上问题没有了,但还是不明白为什么之前会卡在这里,一直出现这个提示,回车还是这个提示.

之后make又出现以下问题,唉
我水平比较差,麻烦你们了

mmap.c: In function `arch_get_unmapped_area':
mmap.c:607: `TASK_UNMAPPED_BASE' undeclared (first use in this function)
mmap.c:607: (Each undeclared identifier is reported only once
mmap.c:607: for each function it appears in.)
make[3]: *** [mmap.o] 错误 1
make[3]: Leaving directory `/home/ivan/SkyEye/uClinux-dist/linux-2.4.x/mm'
make[2]: *** [first_rule] 错误 2
make[2]: Leaving directory `/home/ivan/SkyEye/uClinux-dist/linux-2.4.x/mm'
make[1]: *** [_dir_mm] 错误 2
make[1]: Leaving directory `/home/ivan/SkyEye/uClinux-dist/linux-2.4.x'
make: *** [linux] 错误 1