From mboxrd@z Thu Jan 1 00:00:00 1970 From: "wenshuang.ma" Subject: Can LSISAS1068E chip be configured as a x8 wide port? Date: Sat, 27 Jun 2009 18:59:30 +0800 Message-ID: <200906271859275463726@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 7bit Return-path: Received: from rv-out-0506.google.com ([209.85.198.224]:16131 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751765AbZF0K7b (ORCPT ); Sat, 27 Jun 2009 06:59:31 -0400 Received: by rv-out-0506.google.com with SMTP id f6so821339rvb.1 for ; Sat, 27 Jun 2009 03:59:34 -0700 (PDT) Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Eric , linux-scsi Hi, LSISAS1068E is a 2 ports(total 8 PHY) SAS controller with per port can be configured as a 4 PHY SAS wide port,with the usage of arbitrary one port LSISAS1068E can control a SAS expander through a MiniSASx4 to SASx4 cable,we get 4 connections simultaneously.Is it possible for LSISAS1068E to control one SAS expander through two MiniSASx4 to SASx4 cables so we can have 8 connections simultaneously(more bandwidth) if not,why? Thanks Wenshuang