Hi,
> But I'm not sure, since I've never attempted to memory map PCI registers
> from userspace. I was under the impression that you just can't do that.
You can mmap /sys/bus/pci/devices(${device}/resource0. Just hacked up a
tool which dumps the capability registers this way:
http://www.kraxel.org/cgit/usb-tools/tree/usb-print-caps.c
cheers,
Gerd
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