From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Bj=F6rn?= Torkelsson Date: Thu, 03 Apr 2003 14:35:25 +0000 Subject: Re: [Linux-ia64] rx2600 console output with management card Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Thu, 2003-04-03 at 14:30, Matthew Wilcox wrote: > There's three methods for finding serial ports that apply to rx2600 > w/ECI card. First, we parse the HCDP table. Second, we search the ACPI > namespace for serial ports. Third, we walk the PCI busses looking for > serial ports. > > The two built-in serial ports are in the ACPI namespace, the ECI card > actually contains a PCI bus where we find the serial ports. Firmware > determines which port is listed in the HCDP table according to which > Console Input & Console Output devices were listed first. Unfortunately, > you can't tell which one was selected first, so the safe thing to do is > make sure only one is listed. Yup, when only: Acpi(HWP0002,700)/Pci(1|1)/Uart(9600 N81)/VenMsg(Vt100+) is listed as output then everything works as it should. Pity I can't have both the serial port and the on on the ECI card listed :-( Thanks for your help! /torkel