From owner-freebsd-arm@freebsd.org Sun May 24 14:13:32 2020 Return-Path: Delivered-To: freebsd-arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id AB00132EE68 for ; Sun, 24 May 2020 14:13:32 +0000 (UTC) (envelope-from greg@unrelenting.technology) Received: from out1.migadu.com (out1.migadu.com [IPv6:2001:41d0:2:863f::]) (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 49VMdl0qKmz45kW for ; Sun, 24 May 2020 14:13:30 +0000 (UTC) (envelope-from greg@unrelenting.technology) MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=unrelenting.technology; s=default; t=1590329602; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=SLlGLFQsidws3t8z4Mu/M6bbiLz4im063XdsiG9Nwqc=; b=PpKI19z+gkwt0OjzvI9nOJcULP4D7JgAivo8MJ9Re43RHkDV0sIMqtr+5qhEABgF3R3L6A ITG+Rj136CBTOwtcDgZ70bPkQ1udcsXdnklzq2vg9fFlIqvFTRdQ+UOWFQm9ZHHWP6Qr4H kWicH6/WkRzdJdkBOP7a7BP7zMjFNXI= Date: Sun, 24 May 2020 14:13:21 +0000 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: greg@unrelenting.technology Message-ID: <664db38a87ea8803be72af9738534994@unrelenting.technology> Subject: Re: FreeBSD on Layerscape/QorIQ LX2160X To: "Warner Losh" , "Dan Kotowski" Cc: "freebsd-arm" In-Reply-To: References: <6E6E4F0C-F85B-428B-B221-C5F704677076@unrelenting.technology> <3e81db774e0fc1a3c2251c89b7629e1b@unrelenting.technology> <86119565e5927716a9feebabcb611871@unrelenting.technology> <37858865a8ebddd3fe1e3a228a19ef62@unrelenting.technology> <7066da0bc417ed047dc27b4741c90e81@unrelenting.technology> X-Spam-Score: -0.10 X-Rspamd-Queue-Id: 49VMdl0qKmz45kW X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=unrelenting.technology header.s=default header.b=PpKI19z+; dmarc=pass (policy=none) header.from=unrelenting.technology; spf=pass (mx1.freebsd.org: domain of greg@unrelenting.technology designates 2001:41d0:2:863f:: as permitted sender) smtp.mailfrom=greg@unrelenting.technology X-Spamd-Result: default: False [-3.46 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.07)[-1.071]; R_DKIM_ALLOW(-0.20)[unrelenting.technology:s=default]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip6:2001:41d0:2:863f::]; NEURAL_HAM_LONG(-0.98)[-0.982]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[unrelenting.technology:+]; DMARC_POLICY_ALLOW(-0.50)[unrelenting.technology,none]; FROM_NO_DN(0.00)[]; NEURAL_HAM_SHORT(-0.41)[-0.408]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:16276, ipnet:2001:41d0::/32, country:FR]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 May 2020 14:13:32 -0000 May 24, 2020 5:03 PM, greg@unrelenting.technology wrote:=0A=0A> I also lo= oked more closely at mps, and actually "just polling I/O" does work. We s= ee:=0A> mps0: IOCCapabilities: 1285c=0A> and that means mps_request_sync (cal= led by mps_get_iocfacts) has worked.=0A> =0A> And the command completion = actually seems to come from interrupts.=0A> =0A> I've heard something abo= ut MSI(X) not working for the Linux people (not NetBSD though!),=0A> so I= guess the next thing to try would be booting with hw.pci.enable_msi=3D0 = hw.pci.enable_msi=3D1=0A=0A=0Alol, I mean, hw.pci.enable_msi=3D0 hw.pci.e= nable_msix=3D0