On Fri, Jan 21, 2022 at 03:01:32PM +0100, Peter Krempa wrote: > On Thu, Jan 20, 2022 at 11:22:15 -0300, Daniel Henrique Barboza wrote: > > > > > > On 1/20/22 10:58, Peter Krempa wrote: > > > On Thu, Jan 20, 2022 at 10:52:08 -0300, Daniel Henrique Barboza wrote: > > > > The PowerNV machines uses ISA as the default serial type. > > > > > > ISA? Are you sure? > > > > > > ISA is very legacy x86 bus. > > > > Yes, these machines uses ISA buses. > > Okay, I have very hard time believing it, but I'm not an expert on Power > machines. You can see it from the qtree: $ qemu-system-ppc64 -monitor stdio -M powernv QEMU 6.1.0 monitor - type 'help' for more information (qemu) info qtree bus: main-system-bus type System dev: isabus-bridge, id "" bus: isa.0 type ISA dev: isa-ipmi-bt, id "" ioport = 228 (0xe4) irq = 10 (0xa) isa irq 10 dev: mc146818rtc, id "" gpio-out "" 1 base_year = 0 (0x0) lost_tick_policy = "discard" isa irq 8 dev: isa-serial, id "" index = 0 (0x0) iobase = 1016 (0x3f8) irq = 4 (0x4) isa irq 4 ...snip.... Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|