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Annotation of coherent/a/usr/man/COHERENT/mem, revision 1.1

1.1     ! root        1: 
        !             2: 
        !             3: mem                       Device Driver                       mem
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        !             7: 
        !             8: Physical memory file
        !             9: 
        !            10: 
        !            11: The special file /dev/mem  allows the physical memory of the host
        !            12: computer to be read and  written just like an ordinary file.  The
        !            13: location where I/O will occur can be positioned to any valid byte
        !            14: address by  a call to  lseek.  Note that ps  and related commands
        !            15: use /dev/kmem, which manipulates the kernel's data space.
        !            16: 
        !            17: Commands  may examine  or  change addresses  in physical  memory.
        !            18: Addresses to use when changing the system itself normally are ob-
        !            19: tained from the system load module (/ccoohheerreenntt) name list, so that
        !            20: they always reflect the currently running version of the system.
        !            21: 
        !            22: ***** Files *****
        !            23: 
        !            24: /dev/mem
        !            25: 
        !            26: ***** See Also *****
        !            27: 
        !            28: core, device drivers, lseek, ps
        !            29: 
        !            30: ***** Diagnostics *****
        !            31: 
        !            32: On an error, such as nonexistent memory location, mem returns -1.
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        !            64: COHERENT Lexicon                                           Page 1
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