[dpdk-dev] Question regarding PMDs

2013-07-31 Thread Stephen Hemminger
On Wed, 31 Jul 2013 14:23:40 -0700 Patrick Mahan wrote: > Okay, I wadding into the process of writing a poll-mode driver for DPDK. > > First question, is the use of the UIO device a requirement (outside of the > need for interrupt support) since it is possible to map the PCI bars via > /dev/m

[dpdk-dev] Question regarding PMDs

2013-07-31 Thread Patrick Mahan
Okay, I wadding into the process of writing a poll-mode driver for DPDK. First question, is the use of the UIO device a requirement (outside of the need for interrupt support) since it is possible to map the PCI bars via /dev/mem? Second question, is it expected that the NIC hardware would alre