[Linux-parport] Checking for bidirectional support
j.m.curl at optusnet.com.au
Tue Jan 16 13:24:18 EST 2007
I've scrounged through the web, and I can't find a reliable way in my code to
test if the ioctl(fd, PPDATADIR, &dir) will set the parallel port to read.
As far as I know, all my ports support ECP, etc. and I've configured them as
I get PCSPP, TRISTATE, EPP in the kernel messages when ppdev starts (it's a
loadable module). When I enable ECP from the BIOS, I get PCSPP, TRISTATE.
I don't see anything obvious in ppdev.h or parport.h that indicates there is
Thanks in advance,
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