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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Lyn M <netinal7@gmail.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] l3fwd error, port 0 is not present on the board
Date: Tue, 06 Jan 2015 10:02:25 +0100
Message-ID: <1613023.VipzgMKAkl@xps13> (raw)
In-Reply-To: <CAM8Q2aXd0++=JCrMO7pq9Ai+TufXHcZs4H0O00L0N12fHpcdBw@mail.gmail.com>

2015-01-02 09:07, Lyn M:
> In my original post, I thought my choice of hex portmask -p 0x3 was causing
> this issue -- now I know that was not the case.  But, I am still curious
> about how the hex portmask is determined.  Since I only have two ports
> bound to igb_uio, my hex postmask will always be 0x3?  What if I choose to
> bind other ports to igb_uio?  Is there a Linux command I can run to
> determine what mask to use with the -p option?

That's something which could be done.
Port numbering is defined by probing order. Does a tool showing the (dry-run)
probed devices, their number and mask, would help you?
By the way, you are welcome to try developing it.

-- 
Thomas

  parent reply	other threads:[~2015-01-06  9:13 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-29 20:18 Lyn M
2014-12-29 21:02 ` Neil Horman
2014-12-30 18:54   ` Lyn M
2014-12-30 21:24     ` Neil Horman
2014-12-31 14:18       ` Lyn M
2014-12-31 14:48         ` Neil Horman
2014-12-31 16:50           ` Lyn M
2015-01-01  3:37             ` Neil Horman
2015-01-01  4:00               ` Neil Horman
2015-01-02 15:07                 ` Lyn M
2015-01-02 19:54                   ` Neil Horman
2015-01-04  3:50                   ` Qiu, Michael
2015-01-06  9:02                   ` Thomas Monjalon [this message]
2015-01-06  9:41                     ` Bruce Richardson

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