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Message-ID: <20170503125254.GF8029@lunn.ch> Date: Wed, 3 May 2017 14:52:54 +0200 From: Andrew Lunn <andrew@...n.ch> To: Gavin Shan <gwshan@...ux.vnet.ibm.com> Cc: netdev@...r.kernel.org, joe@...ches.com, kubakici@...pl, f.fainelli@...il.com, davem@...emloft.net Subject: Re: [PATCH v4 net-next 08/10] net/ncsi: Support NCSI packet generation On Wed, May 03, 2017 at 02:44:39PM +1000, Gavin Shan wrote: > This introduces /sys/kernel/debug/ncsi/eth0/pkt. The debugfs entry > can accept parameters to produce NCSI command packet. The received > NCSI response packet is dumped on read. Below is an example to send > CIS command and dump its response. > > # echo CIS,0,0 > /sys/kernel/debug/ncsi/eth0/pkt > # cat /sys/kernel/debug/ncsi/eth0/pkt > NCSI response [CIS] packet received > > 00 01 dd 80 00 0004 0000 0000 Hi Gavin Could this be done with a raw socket for Tx and libpcap/tcpdump/wireshart for Rx? Andrew
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