Am Donnerstag, 22. Mai 2003 10:44 schrieben Sie: > Today, Franz Reinhardt wrote: > > After that I suggest, you can always write to io ports (at least on > > x86 arch) without mapping to memory nor requesting *region*(). > > I would rather want to know the proper way to do it so that (1) it is > portable and (2) there is code that can be used as example code (the > exact problem I am currently having - I have no real example code > that I can use - this is a dual FM tuner card that can only extract > the audio via PCI bus, ie no analog out) > > tom. > Consultant > IMHO, my suggestion is to look @ the code examples from video4linux drivers for the saa7134 and/or the bttv cards. They use both mmio from pci-space. And if you look at Rubini's book, this is mentioned to be portable. Perhaps AC likes to give a clearing comment ;-) Franz
