From owner-freebsd-drivers@FreeBSD.ORG Tue Dec 1 23:41:50 2009 Return-Path: Delivered-To: freebsd-drivers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 013911065670 for ; Tue, 1 Dec 2009 23:41:50 +0000 (UTC) (envelope-from ksravi76@yahoo.com) Received: from web33202.mail.mud.yahoo.com (web33202.mail.mud.yahoo.com [209.191.69.150]) by mx1.freebsd.org (Postfix) with SMTP id B35B18FC0C for ; Tue, 1 Dec 2009 23:41:49 +0000 (UTC) Received: (qmail 45172 invoked by uid 60001); 1 Dec 2009 23:15:08 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1259709308; bh=OxhHpSep4R0lkgS7jQrApLsa3kxs7twzbza79zhSZzg=; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=vx9YiXGktDk38CkoGRJwv0ktL2kJssd71pcHSwZUY9OuYeenThmL1X8dn42tWdVhc5WBoymUB/Gx2sKemhxfX1IKlWp+9BVko1LFj420JjoOZelLdYM/vu9mxO1HhWYEOfFWlImyNjq4PzB6TgBCE9kuRoPO3xJk3m2OpFM/UiI= DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=Message-ID:X-YMail-OSG:Received:X-Mailer:Date:From:Subject:To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=UDI7fNxcMK+5agLtSANDKhq4GXDwN5OWY4VOU60bJY0vhKxiPcaPQIyDJ1MsUNDKv/3DrapchfFCCxR5yUTt1qKtP/DAAFnzv5VznXFOhSw1UJkx8jogN2I+wOFY7/L3IC38qWWhnOlFGSBN8JIszcTuMwY6o/bI8zscAejzNSw=; Message-ID: <113217.44923.qm@web33202.mail.mud.yahoo.com> X-YMail-OSG: OnJXCScVM1k5mXKlFuzAO.Cdj_3UzoAliWoY0k2plKfvLH39YK0Lwb1IbexwB7eRKReIwYzs4JetQecA.1yDRzCywsC65saGqtTNU7zhQRIulTy88BDvM30o_qTyyYi.TfwaTSylg4PrHyHQJMUX4z51dF3AWIXFcjgACkfhi91ZSjTPYAwWiq0hbiiDQb.TswUl9Di_EBsD9DDjbd2z.SAJ0Queir5dZD37qfAKV8b6UzJIgOlSiAeWvwGM6egrC5mHHR.sSC.XpyZdLAwhC0OnuXctAwEXUQWEQAfT_E3Av_1sTK_9XTqBuL08DDw.ALksoXtEx.kKZEhNBXpN.Ag- Received: from [66.129.224.36] by web33202.mail.mud.yahoo.com via HTTP; Tue, 01 Dec 2009 15:15:07 PST X-Mailer: YahooMailClassic/8.1.6 YahooMailWebService/0.8.100.260964 Date: Tue, 1 Dec 2009 15:15:07 -0800 (PST) From: Ravi Shankar To: freebsd-drivers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Regarding enabling IOAPIC on Intel Dual core processor based boards having Broadcom controller X-BeenThere: freebsd-drivers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Writing device drivers for FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Dec 2009 23:41:50 -0000 > Hi, >=20 > We are using Freebsd6.2 bases OS on our LV 5200 Series > Intel Dual Core Xeon bases processor(Wolfdale-DP-ULV). In > the carrier board hosting the processor we have BCM5703 > controller. > Currently we are using only one core in 32 bit mode and > planning to use dual core where we need to enable IOAPIC. > When IOAPIC is not enabled I see the bcm/bge driver is > attached to IRQ10 and everything works fine, but when I > enable IOAPIC I still see the boot msgs show that bge is > attached to irq10 but the Broadcom controller does not come > up. I found interrupt storm on irq17 ( remember without > IOAPIC enable there are not IRQ assignments beyond > IRQ16),looks like the controller is interrupting on 17 while > driver waits on 10. >=20 > =C2=A0 When I stop and loader and assign it manually using > config command "set hw.pci8.9.INTA.irq=3D=E2=80=9D17=E2=80=9D" , > everything works fine. Would be great if some one can throw > some light on this IRQ mapping when IOAPIC is enabled and > possible fix ( Software or BIOS?) >=20 > NOTE: Other devices ( Intel controller (em driver)) are > working fine only this BCM5703 is having issues with IOAPIC >=20 > Thanks, > Ravi >=20 >=20 >=20 > =0A=0A=0A