[dpdk-dev] pci_unbind.py failure

Jyotiswarup Raiturkar jyotisr5 at googlemail.com
Wed Nov 13 12:17:46 CET 2013


hi

I got my application running inside a vm (vmplayer) where the VM emulates a
e1000 NIC (82545EM). But rte_eth_dev_count() seems to return 0.. From the
website looks like it's a supported NIC . My lspci and pci_ubind status is
below. Any pointers?

# ./tools/pci_unbind.py --status

Network devices using IGB_UIO driver
====================================
0000:02:06.0 '82545EM Gigabit Ethernet Controller (Copper)' drv=igb_uio
unused=e1000

Network devices using kernel driver
===================================
0000:02:01.0 '79c970 [PCnet32 LANCE]' if=eth1 drv=pcnet32 unused= *Active*

Other network devices
=====================
<none>


# lspci -vt
-[0000:00]-+-00.0  Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge
           +-01.0-[01]--
           +-07.0  Intel Corporation 82371AB/EB/MB PIIX4 ISA
           +-07.1  Intel Corporation 82371AB/EB/MB PIIX4 IDE
           +-07.3  Intel Corporation 82371AB/EB/MB PIIX4 ACPI
           +-07.7  VMware Virtual Machine Communication Interface
           +-0f.0  VMware SVGA II Adapter
           +-10.0  LSI Logic / Symbios Logic 53c1030 PCI-X Fusion-MPT Dual
Ultra320 SCSI
           +-11.0-[02]--+-00.0  VMware USB1.1 UHCI Controller
           |            +-01.0  Advanced Micro Devices [AMD] 79c970
[PCnet32 LANCE]
           |            +-02.0  Ensoniq ES1371 [AudioPCI-97]
           |            +-03.0  VMware USB2 EHCI Controller
           |            +-05.0  VMware Device 07e0
           |            \-06.0  Intel Corporation 82545EM Gigabit Ethernet
Controller (Copper)
           +-15.0-[03]--
           +-15.1-[04]--
           +-15.2-[05]--
           +-15.3-[06]--
           +-15.4-[07]--
           +-15.5-[08]--
           +-15.6-[09]--
           +-15.7-[0a]--
           +-16.0-[0b]--
           +-16.1-[0c]--
           +-16.2-[0d]--
           +-16.3-[0e]--
           +-16.4-[0f]--
           +-16.5-[10]--
           +-16.6-[11]--
           +-16.7-[12]--
           +-17.0-[13]--
           +-17.1-[14]--
           +-17.2-[15]--
           +-17.3-[16]--
           +-17.4-[17]--
           +-17.5-[18]--
           +-17.6-[19]--
           +-17.7-[1a]--
           +-18.0-[1b]--
           +-18.1-[1c]--
           +-18.2-[1d]--
           +-18.3-[1e]--
           +-18.4-[1f]--
           +-18.5-[20]--
           +-18.6-[21]--
           \-18.7-[22]--


Regards
Jyotiswarup


On Tue, Nov 5, 2013 at 9:34 PM, Cyril Cressent <cyril.cressent at intel.com>wrote:

> On Tue, Nov 05, 2013 at 08:01:06PM +0530, Jyotiswarup Raiturkar wrote:
>
> > Thanks for the quick reply. I saw some definitions of e1000_phy_82579
> hence
> > I thought (hoped) the NIC would be supported. I will try to run my dpdk
> app
> > inside a VM with an emulated e1000 NIC (just to test the code ..).
>
> As a general rule, even if you find references to a NIC in the poll mode
> drivers, if it's not listed in
> lib/librte_eal/common/include/rte_pci_dev_ids.h
> then consider the NIC as not supported.
>
> Good luck with the VM,
>
> Cyril
>


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