From owner-freebsd-scsi@freebsd.org Thu Apr 21 18:24:25 2016 Return-Path: Delivered-To: freebsd-scsi@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8FC64B17F3B for ; Thu, 21 Apr 2016 18:24:25 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: from mail-ig0-x22a.google.com (mail-ig0-x22a.google.com [IPv6:2607:f8b0:4001:c05::22a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5C5691FFF; Thu, 21 Apr 2016 18:24:25 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: by mail-ig0-x22a.google.com with SMTP id m9so73311349ige.1; Thu, 21 Apr 2016 11:24:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=O7NheaXWAAmeB2g9OatyAFiTned3oQbYuPxUOuKWm3Y=; b=M6/PIj3LU8oaTUexuBTZ+wsmeVYxkmhikSWAqDPtdd9egS+p23scKRtvGX/ELlt7Sx MWYZdCTMrgnIvHpOdO3uOSCFOGxoEYA7j+TZHzD9l4+q4wquev3pVpjsYKdfq+oK/8iB JrBBlZJx6sbuDI6JmhGZCJfilfAXSni9xw1xpmhrkxjK243gZOEbvAare/lcZsMYTjC/ dsSa7Jh+irrTxpCqJE/+KwTW3hb+i3fwIzjhmw4uQPGx+z4mSk3pY/x5vxoOCJc3rlPl cglIHM9+xC69yX7MdN0Yoq6c/EXgGYdpoRLFjXVPgHEMRpViEGwxXIVVw/bKJiED7seb 2fPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=O7NheaXWAAmeB2g9OatyAFiTned3oQbYuPxUOuKWm3Y=; b=WWBcRom5yDsNIBOPoIBI7x8iMzx6AQAXeITx1atZ0aHHagCxyQtURUCvvoBIXFfwUT g/IUGTFDJ/qUW9ixWPH/AF0HM5bm1SlsZ3YYE3QksNL67czHsv0wZNd4v0mI6mJb0hMh q3pjFfgDtWh1Aq6EnhXC0Iafi9JCFiQcoDodtAAOHjB7oECPKOowGZOVHAzkhU+wCRHk VWOTyW0DII9pIuu6pMFkKmc0ajdaBxA4Kx9D9Aw1YbjbMKpPKamHAPUkp4dYNuLV576h L9EmeSbW3uh8gQB+vfgDSHFAX7idg0aFsb8DxYrA4EnP79RwtTC0d/v4Ejn0fO4mFRpQ sI3w== X-Gm-Message-State: AOPr4FU9ZUsGz0kN945Yxmi/uFKFlpC9l4EPYkH9w8GOndpPn968BFEwArrMYkSoNiAwHfqLx1TXLfX+qFwGrA== MIME-Version: 1.0 X-Received: by 10.50.64.178 with SMTP id p18mr5637820igs.83.1461263064589; Thu, 21 Apr 2016 11:24:24 -0700 (PDT) Received: by 10.107.133.65 with HTTP; Thu, 21 Apr 2016 11:24:24 -0700 (PDT) In-Reply-To: <20160418172841.GA73728@FreeBSD.org> References: <20160418172841.GA73728@FreeBSD.org> Date: Thu, 21 Apr 2016 14:24:24 -0400 Message-ID: Subject: Re: Nytro-Warp mps device - increase pci cap/ctl max payload? From: Ryan Stone To: John De Boskey Cc: FreeBSD-SCSI Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Apr 2016 18:24:25 -0000 I'm pretty sure that you are limited by your chipset. As I recall, Intel Haswell boards support a max payload size of 256. Older chipsets were limited to 128.