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Confusion about linux serial port drivers;

Source: Internet
Author: User
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For more information about linux serial port drivers, see Linux general technology-Linux programming and kernel. Confusion about linux serial port drivers;
I 've been watching serial driver these two days, but I still don't know how to get started with serial driver,
It may be caused by the structure, serial_core layer, line rules, tty drivers,
I have never understood their relationship. for example, does the core layer and line procedure support arm_arch chip?
For example, s3c24xx, I. mx27/31...

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