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IO Linux memory instance
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Obtain card information of Linux system, including the physical address, IP address, subnet mask and other detailed information, access to the network card list need to obtain from /pro/net/dev file, open the file, then read the contents can be, the acquisition card information main function is iotcl and socket creation function.
seiya700 1 0
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Linux direct access to physical memory
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Linux user space physical memory access, is the user can directly access physical address in the user space, so you try to direct access to physical memory DOS Era
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