Damn me and my bad habits of sending mails too fast. As the subject but not the content of the mail tells, the problem shows up on a Windows 7 guest. Everything works fine with a Linux guest. However I just checked and they don't appear as PCI devices on the Linux guest. Which could be the reason why I don't see them in my Windows guest...
Eric Viseur 2013/7/9 Jakob Bohm <[email protected]> > On 09-07-2013 16:08, Eric Viseur wrote: > >> Hi, >> >> I'm currently setting up a virtualization infrastructure using Fedora 18 >> and KVM. I'd like to have a total of 3 serial ports : the first one used >> for serial console, and two classic serial ports. >> The problem is, only two of the three serial ports show up in the virtual >> machine. I was advised to ask the question on this mailing-list by the >> Fedora Virt Team. >> >> Does anyone have any insight on this problem ? Thanks in advance ! >> >> 3 Simple questions to check first: > > 1. Are the serial ports emulated as PCI or ISA bus devices? > > 2. If emulated as PCI, do they show up if you run lspci inside the Guest? > > 3. If emulated as ISA, is the Guest kernel set up/compiled to allow more > than 2 legacy serial ports and sharing of serial port interrupts, both > kernel > config options are needed to use more than 2 legacy ISA serial ports > (unless you do some really oldfashioned tricks with emulated > nonstandard IRQ assignments, kernel/module commandlines and > the setserial program). For non-Linux guests similar issues apply. > > Enjoy > > Jakob > -- > Jakob Bohm, CIO, Partner, WiseMo A/S. http://www.wisemo.com > Transformervej 29, 2730 Herlev, Denmark. Direct +45 31 13 16 10 > This public discussion message is non-binding and may contain errors. > WiseMo - Remote Service Management for PCs, Phones and Embedded > > >
