From owner-freebsd-hackers Thu Nov 28 17:25:33 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2771B37B401 for ; Thu, 28 Nov 2002 17:25:32 -0800 (PST) Received: from harmony.village.org (rover.bsdimp.com [204.144.255.66]) by mx1.FreeBSD.org (Postfix) with ESMTP id 76D6343E4A for ; Thu, 28 Nov 2002 17:25:31 -0800 (PST) (envelope-from imp@bsdimp.com) Received: from localhost (warner@rover2.village.org [10.0.0.1]) by harmony.village.org (8.12.3/8.12.3) with ESMTP id gAT1PTpk066739; Thu, 28 Nov 2002 18:25:30 -0700 (MST) (envelope-from imp@bsdimp.com) Date: Thu, 28 Nov 2002 18:24:32 -0700 (MST) Message-Id: <20021128.182432.52134304.imp@bsdimp.com> To: dirkx@webweaving.org Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Understanding PCI intr routing on a Cirrus Logic PD6729 From: "M. Warner Losh" In-Reply-To: <20021129013253.J25692-100000@foem.leiden.webweaving.org> References: <20021128.104629.127817773.imp@bsdimp.com> <20021129013253.J25692-100000@foem.leiden.webweaving.org> X-Mailer: Mew version 2.1 on Emacs 21.2 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In message: <20021129013253.J25692-100000@foem.leiden.webweaving.org> Dirk-Willem van Gulik writes: : : I noticed that there are a couple of things in the pcic_isa.c and in the : pcic.c resume() function which seem to have no equivalent in the : pcic_pci.c; such as speaker/power setup: : : pcic_setb(&sc->slots[0], PCIC_MISC1, PCIC_MISC1_SPEAKER); : pcic_clrb(&sc->slots[0], PCIC_MISC2, PCIC_LPDM_EN); : : (and they only ?seem? to be done for the 6722 though the 6729 contorller : has the equivalent registers.). Or am I misreading this ? The SPEAKER isn't required, since that's used for things like modems that want to route an audio signal to the PC's speaker. LPDM is a power down mode. It should be a nop for this application... Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message