# Re: use of ioperm in sane

From: stef (stef-listes@wanadoo.fr)
Date: Mon Feb 12 2001 - 09:38:04 PST

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  On Mon, Feb 12, 2001 at 04:41:55PM +0000, Tim Waugh wrote:
  > The ppdev _interface_ has support for 32-bit EPP reads and writes (or
  > it might possibly need a PPFLAG ioctl to set PARPORT_EPP_FAST). The
  > implementation hasn't caught up with that yet, but that's a Small
  > Matter of Programming.
  >
  > But 32-bit writes or 8-bit writes is just a speed thing rather than
  > something that makes it not work altogether, surely?
  >
  > Tim.
  > */

  Unfortunately, for parallel port scanner, transfer speed does matter.
  However, I planned to use ppdev to have correct handling of concurrent access to the
  parallel port, so when my beloved insl will be there, I will use it.

  Stef

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