From owner-freebsd-arm@freebsd.org Thu Feb 18 22:52:31 2016 Return-Path: Delivered-To: freebsd-arm@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 EC595AACA37 for ; Thu, 18 Feb 2016 22:52:31 +0000 (UTC) (envelope-from ian@freebsd.org) Received: from erouter6.ore.mailhop.org (erouter6.ore.mailhop.org [54.187.213.119]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id CC9DD1AE9 for ; Thu, 18 Feb 2016 22:52:31 +0000 (UTC) (envelope-from ian@freebsd.org) X-MHO-User: dfae450a-d691-11e5-a023-11ad6df26ed1 X-Report-Abuse-To: https://support.duocircle.com/support/solutions/articles/5000540958-duocircle-standard-smtp-abuse-information X-Originating-IP: 73.34.117.227 X-Mail-Handler: DuoCircle Outbound SMTP Received: from ilsoft.org (unknown [73.34.117.227]) by outbound3.ore.mailhop.org (Halon Mail Gateway) with ESMTPSA; Thu, 18 Feb 2016 22:49:31 +0000 (UTC) Received: from rev (rev [172.22.42.240]) by ilsoft.org (8.15.2/8.14.9) with ESMTP id u1IMqOAW032910; Thu, 18 Feb 2016 15:52:24 -0700 (MST) (envelope-from ian@freebsd.org) Message-ID: <1455835944.1294.23.camel@freebsd.org> Subject: Re: Hummingboard boot hangs in -HEAD From: Ian Lepore To: Russell Haley Cc: freebsd-arm Date: Thu, 18 Feb 2016 15:52:24 -0700 In-Reply-To: References: <1455825697.1294.20.camel@freebsd.org> Content-Type: text/plain; charset="us-ascii" X-Mailer: Evolution 3.16.5 FreeBSD GNOME Team Port Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Feb 2016 22:52:32 -0000 On Thu, 2016-02-18 at 14:42 -0800, Russell Haley wrote: > On Thu, Feb 18, 2016 at 12:01 PM, Ian Lepore wrote: > > > > The hummingboard (really, all imx6 systems) problem showed up > > between > > r295351 - r295543, but I haven't had time to narrow it down more > > than > > that. > > > > Sata has never worked on imx6. I had limited success with it 2 > > years > > ago (it kinda worked but there was data corruption), ran out of > > time > > and set it aside, and have never gotten back to the driver to > > finish > > getting it working. > > > > -- Ian > > Ian: > Thanks for clarification. > > To the general mailing list: > I would like to request additional help to resolve the sata issue on > imx6. I have done a preliminary reading of the CAM code and have > looked at the change made to the ahci driver late last year for arm > support. I have inspected the dts files. I have done some poking a > while back into what is loaded and not loaded. However, I do not know > how to properly debug a CAM driver (or any kernel level code) or use > the debug tools. > > My personal objective is to become a FreeBSD driver maintainer, and I > have been tracking this issue for a while, but I have stalled out at > this point. I need a higher level of support then the mailing list > provides to become productive (at least initially). At this point > learning how to debug kernel devices by myself is outside of my > scope. > However, if someone is willing to Skype or chat/email with more > directed support I will pick this project back up. I would love to > earn a commit bit eventually. Please send me a message if you can > help. > > Cheers, > > Russ > What you need is the #bsdmips irc channel on efnet. Don't let the mips in the name fool you, all the freebsd-arm developers hang out there. Just drop in and start asking questions (and be patient with the fact that although there are 80 people hanging out there, most of us are either asleep or at $work depending on continent, and sometimes answers come long after the question). -- Ian