Re: XENPVHVM

[Stephen Borrill <netbsd%precedence.co.uk@localhost>]

On Mon, 10 Jun 2019, Stephen Borrill wrote:
> On Sat, 8 Jun 2019, Mathew, Cherry G. wrote:
> > Hi Chavdar - the PVHVM console is on the serial port so you'll need to 
> > connect your domU TTY to it.
> >
> > On regular xen tools you put a 'serial=pty' line in your config file. xl 
> > console should normally dtrt but  you can force it like so:
> >
> > xl console -t serial $domid
>
> I've not had any joy with this on XenServer (or XCP-NG):
>
> [root@xenserver4 ~]# list_domains | grep `xe vm-list name-label="NetBSD 
> PVHVM" --minimal`
> 15 | e2d4c021-9303-4264-f5aa-5f88cfbb1679 |    B H
> [root@xenserver4 ~]# xl console 15
> *nothing*
> [root@xenserver4 ~]# xenstore-ls /local/domain/15/serial
> 0 = ""
> limit = "65536"
> tty = "/dev/pts/9"
>
> Can the console be set to the standard emulated graphics console instead of 
> serial as Linux PVHVM VMs do?

This time I switched to a serial console from the bootloader with "consdev 
com0". Hypervisor is not detected:

[root@xenserver4 ~]# list_domains | grep `xe vm-list name-label="NetBSD PVHVM" --minimal`
16 | e2d4c021-9303-4264-f5aa-5f88cfbb1679 |      H
[root@xenserver4 ~]# xl console -t serial 16

> boot netbsdp
4178040+577416 [342312+218025+18488]=0x516d78
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
[   1.0000000]     2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
[   1.0000000]     2018, 2019 The NetBSD Foundation, Inc.  All rights reserved.
[   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[   1.0000000]     The Regents of the University of California.  All rights reserved.

[   1.0000000] NetBSD 8.99.43 (XEN3_PVHVM) #1: Mon Jun 10 14:18:42 BST 2019
[   1.0000000]  root@builder7:/usr/work/obj/current/amd64/sys/arch/amd64/compile/XEN3_PVHVM
[   1.0000000] total memory = 1019 MB
[   1.0000000] avail memory = 983 MB
[   1.0000030] mainbus0 (root)
[   1.0000030] cpu0 at mainbus0
[   1.0000030] cpu0: Intel(R) Xeon(R) CPU           E5430  @ 2.66GHz, id 0x1067a
[   1.0000030] cpu0: package 0, core 0, smt 0
[   1.0000030] isa0 at mainbus0
[   1.0000030] com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
[   1.0000030] com0: console
[   1.0000030] wdc0 at isa0 port 0x1f0-0x1f7 irq 14
[   1.0000030] atabus0 at wdc0 channel 0
[   1.0000030] wdc1 at isa0 port 0x170-0x177 irq 15
[   1.0000030] atabus1 at wdc1 channel 0
[   1.0000030] hypervisor: Xen HVM mode not identified. Exiting.
[   1.0000030] hypervisor at mainbus0 not configured
[   4.0599377] wd0 at atabus0 drive 0
[   4.0719300] wd0: <QEMU HARDDISK>
[   4.0719300] wd0: 5120 MB, 10402 cyl, 16 head, 63 sec, 512 bytes/sect x 10485760 sectors

--
Stephen