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分成2张。是连贯的 阅读全文
posted @ 2022-11-18 14:02
johnny_shi
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nice -n -10 <your uart app>关于如果串口相应比较慢，如果提高响应的方法。 阅读全文
posted @ 2022-03-15 11:19
johnny_shi
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1. vim kernel/include/generated/compile.h #define UTS_VERSION "#70 SMP Wed Sep 1 16:31:40 CST 2021" 2. [ 0.000000] Booting Linux on physical CPU 0x000 阅读全文
posted @ 2021-09-01 16:45
johnny_shi
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本来以为在驱动模块代码中增加如下语句： MODULE_LICENSE("GPL"); 就可以解决问题。后来发现模块并没有加载进去。 阅读全文
posted @ 2021-06-21 15:31
johnny_shi
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insmod: failed to load *.KO Operation not permitted It shows you don't have the permit to do it just do like this : su then you can do what you want 阅读全文
posted @ 2021-06-17 09:17
johnny_shi
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error: manifest missing or unreadable -- please run init due to i made a mistake by deleting .git of kernel , i need recover it . so i found solution 阅读全文
posted @ 2021-06-16 11:24
johnny_shi
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如果是buildroot 的话，就在package/busybox/busybox.config 的里找个 CONFIG_DEPMOD ,设置成 CONFIG_DEPMOD=y 就可以了。 阅读全文
posted @ 2020-08-03 09:49
johnny_shi
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sudo apt-get install libopencv-dev python-opencv sudo apt-get install libcv-dev 阅读全文
posted @ 2020-06-11 13:47
johnny_shi
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..\..\..\go\src\github.com\ss\ss\ss\encrypt.go:15:2: cannot find package "golang.org/x/crypto/blowfish" in any of: c:\go\src\golang.org\x\crypto\blowf 阅读全文
posted @ 2020-02-10 21:12
johnny_shi
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I am using a SD to make a linux system based on f1c100s . but i found it failed that it couldn't run . so i wanted to do it again and there were two p 阅读全文
posted @ 2020-01-10 11:15
johnny_shi
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