Re: [PARPORT] reading / writing to parport

From: Tim Waugh (
Date: Tue Apr 25 2000 - 10:01:41 EDT

  • Next message: Jim Woyach: "[PARPORT] Adding a new parport"

    On Tue, Apr 25, 2000 at 11:14:05AM +0200, DAANEN Vincent wrote:

    > I look in the parport book and see we could perform write and read.
    > Wouldn't it be possible to add read/write operations such as reading a
    > string of long ( insl) or word (insw)
    > In fact, I think it could be useful to "implement" via ioctl call all the
    > in/out possibilities ie
    > inl,inw,inb,insw,insl,insb
    > outb,outl, outw,outsb, outsl, outsw
    > because, when the external device support these "instructions", you can go
    > faster ( up to 1.6 Mo/s in insl)

    I don't think that really helps. Did you look at the block transfer
    functions though? Follow the read/write paths.


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