From owner-freebsd-hardware Sat Apr 29 10:52:40 2000 Delivered-To: freebsd-hardware@freebsd.org Received: from mail-out.visi.com (kauket.visi.com [209.98.98.22]) by hub.freebsd.org (Postfix) with ESMTP id C84C437B947 for ; Sat, 29 Apr 2000 10:52:37 -0700 (PDT) (envelope-from sdk@visi.com) Received: from isis.visi.com (isis.visi.com [209.98.98.8]) by mail-out.visi.com (Postfix) with ESMTP id CBD8F3918; Sat, 29 Apr 2000 12:52:30 -0500 (CDT) Received: (from sdk@localhost) by isis.visi.com (8.8.8/8.8.8) id MAA02413; Sat, 29 Apr 2000 12:52:30 -0500 (CDT) Date: Sat, 29 Apr 2000 12:52:30 -0500 From: Stephen To: freebsd-hardware@FreeBSD.ORG Subject: IRQ question Message-ID: <20000429125230.A406@visi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii User-Agent: Mutt/0.96.1i Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org I have a Intel Seattle (SE440BX) mainboard running 3.4-S with the following bootup messages: Apr 21 22:20:37 io /kernel: fxp0: rev 0x08 int a irq 11 on pci0.13.0 Apr 21 22:20:37 io /kernel: fxp0: Ethernet address 00:90:27:ad:44:4a Apr 21 22:20:37 io /kernel: fxp1: rev 0x08 int a irq 11 on pci0.14.0 Apr 21 22:20:37 io /kernel: fxp1: Ethernet address 00:90:27:ad:44:c6 Apr 21 22:20:37 io /kernel: Probing for devices on PCI bus 1: Apr 21 22:20:37 io /kernel: vga0: rev 0x00 int a irq 11 on pci1.0.0 Having just built another PC I learned that it's not optimal to have pci devices sharing IRQ's. So, not knowing about how FreeBSD interfaces with the hardware, I'm wondering if I'm sacrificing performance by having 3 devices using IRQ 11. Should I move cards/reconfig the BIOS to use unassigned IRQ's? Thanks, Steve -- sdk@yuck.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message