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hw/arm/virt: no ITS on older machine types

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We should avoid exposing new hardware (through DT and ACPI) on older
machine types. This patch keeps 2.7 and older from changing, despite
the introduction of ITS support for 2.8.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-id: 1476117341-32690-3-git-send-email-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Andrew Jones 2016-10-17 19:22:17 +01:00 • committed by Peter Maydell
parent 13cda48712
commit 2231f69b4e
3 changed files with 13 additions and 5 deletions
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2
hw/arm/virt-acpi-build.c
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@ -554,7 +554,7 @@ build_madt(GArray *table_data, BIOSLinker *linker, VirtGuestInfo *guest_info)
gicr->base_address = cpu_to_le64(memmap[VIRT_GIC_REDIST].base);
gicr->range_length = cpu_to_le32(memmap[VIRT_GIC_REDIST].size);
if (its_class_name()) {
if (its_class_name() && !guest_info->no_its) {
gic_its = acpi_data_push(table_data, sizeof *gic_its);
gic_its->type = ACPI_APIC_GENERIC_TRANSLATOR;
gic_its->length = sizeof(*gic_its);