Messages in this thread | | | Subject | Re: console issue since 3.6, console=ttyS1 hangs | From | Nathan Zimmer <> | Date | Tue, 22 Nov 2016 09:30:52 -0600 |
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On 11/05/2016 06:44 PM, Maciej W. Rozycki wrote: > On Fri, 4 Nov 2016, Peter Hurley wrote: > >>> These bios screens do not have any mention of PNP settings. >>> I am getting output over the console (via ipmi) until the boot hangs. >> Yeah, probably the device actually decodes io address access anyway, >> but in the disabled state probably has not routed IRQ. >> >> I have no idea how to help you with the bios, sorry. > I'd look out for serial port, Super-I/O or COM1 port (which is how PC-DOS > named the device some 35 years ago) settings rather than anything to do > with PNP. Typically you'd be able to choose from a few classic combined > I/O space address and IRQ assignments in addition to a `Disabled' setting. > > There might be a genuine BIOS bug there as well of course as serial ports > seem to be less used these days and the issue may have escaped validation. > > Maciej
After getting back to this after some other hot issues came up I am sure there is a bios bug, comparing acpidump of this box to other boxes really makes it obvious.
I found pnpacpi=off allows me to boot fine and get console traffic. However I was hoping to find something that cast a little narrower net.
Nate
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