Am Mon, 21 Aug 2017 18:13:35 -0700
schrieb Gustavo Lima Chaves <[email protected]>:
> Hi,
>
> is testing xAPIC mode just a matter of having
>
> diff --git a/configs/qemu-vm.c b/configs/qemu-vm.c
> index e5a420a..6225be9 100644
> --- a/configs/qemu-vm.c
> +++ b/configs/qemu-vm.c
> @@ -49,6 +49,7 @@ struct {
> .pci_mmconfig_end_bus = 0xff,
> .x86 = {
> .pm_timer_address = 0x608,
> + .apic_mode =
> JAILHOUSE_APIC_MODE_XAPIC, .vtd_interrupt_limit = 256,
> .iommu_units = {
> {
>
> ? If so, it gives me a segv right away, with
>
> Initializing Jailhouse hypervisor v0.7 (36-g0b1b884-dirty) on CPU 3
> Code location: 0xfffffffff0000060
> Using xAPIC
> Page pool usage after early setup: mem 44/1480, remap 65/131072
> Initializing processors:
> CPU 3... (APIC ID 0) FAILED
>
> as output.
>
> Has anyone been testing that?
Just talked to Andreas, he booted his root Linux in xapic mode to
inherit that for the non-root cell. Just add "nox2apic" to your host
Linux parameters.
Henning
> Regards,
>
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