Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964993AbVJ0IIs (ORCPT ); Thu, 27 Oct 2005 04:08:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964994AbVJ0IIs (ORCPT ); Thu, 27 Oct 2005 04:08:48 -0400 Received: from caramon.arm.linux.org.uk ([212.18.232.186]:1551 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S964993AbVJ0IIr (ORCPT ); Thu, 27 Oct 2005 04:08:47 -0400 Date: Thu, 27 Oct 2005 09:08:39 +0100 From: Russell King To: Jarek Cc: linux-kernel@vger.kernel.org Subject: Re: dumb muliport serial cards not supported in 2.6.13.4 ??? Message-ID: <20051027080839.GA3235@flint.arm.linux.org.uk> Mail-Followup-To: Jarek , linux-kernel@vger.kernel.org References: <1130397258.13942.14.camel@jarek.macro> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1130397258.13942.14.camel@jarek.macro> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1460 Lines: 43 On Thu, Oct 27, 2005 at 09:14:18AM +0200, Jarek wrote: > Hi all! > > I've PCM 3643, 8 port dumb multiport serial card from Advantech. > This card works nice with 2.6.12 but with 2.6.13.4 I can see only two > ports! > This is dumb 8250 (exactly: 16550A) multiport board. In 2.6.12 I've the > following settings: > > CONFIG_SERIAL_8250=y > CONFIG_SERIAL_8250_CONSOLE=y > CONFIG_SERIAL_8250_NR_UARTS=4 > CONFIG_SERIAL_8250_EXTENDED=y > CONFIG_SERIAL_8250_MANY_PORTS=y > CONFIG_SERIAL_8250_SHARE_IRQ=y > CONFIG_SERIAL_8250_MULTIPORT=y > CONFIG_SERIAL_8250_RSA=y > CONFIG_SERIAL_CORE=y > CONFIG_SERIAL_CORE_CONSOLE=y > > I've tried to setup same in 2.6.13.4, but it claims: > .config:761: trying to assign nonexistent symbol SERIAL_8250_MULTIPORT > > I suspect that this is the problematic setting but there is nothing > about this in any Changelog. > > What should I do ? Please send the kernel messages from this kernel so we can see what's going on. (this would be useful whatever.) At a guess you need to increase CONFIG_SERIAL_8250_NR_UARTS. It now represents the _total_ number of ports. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/