Commit 2c94318f authored by Ziye Yang's avatar Ziye Yang Committed by Gerrit Code Review
Browse files

Update bind.sh to bind nvme/ioat to uio_pci_generic driver 



This patch is used to detect the nvme and ioat devices
in the tested platform and bind it to uio_pci_generic
driver. Thus, when we can smoothly use pci device functions
provided by DPDK instead of using libpciaccess.

Change-Id: Ibfe504fd2864c9b4980eacd0adc5ff2a029b5eaf
Signed-off-by: default avatarZiye Yang <ziye.yang@intel.com>
parent 8aa497f0

scripts/unbind.sh

+35 −0
Original line number Diff line number Diff line
@@ -2,9 +2,44 @@ 


set -e



function prep_nvme {

	TMP=`mktemp`

	# Get vendor_id:device_id by nvme's class_id and subcalss_id

	lspci -n | awk -F " " '{if ($2 == "0108:") {print $3}}' \

	| awk -F ":" '{print $1" "$2}' > $TMP



	cat $TMP | while read device

	do

		echo $device > /sys/bus/pci/drivers/uio_pci_generic/new_id

	done

	rm $TMP

}



function prep_ioat {

	TMP=`mktemp`

	#collect all the device_id info of ioat devices.

	grep "PCI_DEVICE_ID_INTEL_IOAT" $rootdir/lib/ioat/ioat_pci.h \

	| awk -F"x" '{print $2}' > $TMP

	vendor=8086



	for device in `cat $TMP`

	do

		result=`lspci -n | grep "$vendor:$device"`

		if [ "$result" ]

		then

			echo $vendor $device > /sys/bus/pci/drivers/uio_pci_generic/new_id

		fi

	done

	rm $TMP

}



function configure_linux {

	rmmod nvme || true

	rmmod uio_pci_generic || true

	rmmod ioatdma || true

	modprobe uio_pci_generic || true

	prep_nvme

	prep_ioat

}



function configure_freebsd {