diff mbox series

[RFC,v2,6/7] hw/arm/virt-acpi-build: Advertise one or two GICR structures

Message ID 1526222114-5324-7-git-send-email-eric.auger@redhat.com
State New
Headers show
Series KVM/ARM: Relax the max 123 vcpus limitation along with KVM GICv3 | expand

Commit Message

Eric Auger May 13, 2018, 2:35 p.m. UTC 
Depending on the number of smp_cpus we now register one or two
GICR structures.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 hw/arm/virt-acpi-build.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 92ceee9..6a4340a 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -660,6 +660,7 @@  build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
 
     if (vms->gic_version == 3) {
         AcpiMadtGenericTranslator *gic_its;
+        int nb_redist_regions = virt_gicv3_redist_region_count(vms);
         AcpiMadtGenericRedistributor *gicr = acpi_data_push(table_data,
                                                          sizeof *gicr);
 
@@ -668,6 +669,14 @@  build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
         gicr->base_address = cpu_to_le64(memmap[VIRT_GIC_REDIST].base);
         gicr->range_length = cpu_to_le32(memmap[VIRT_GIC_REDIST].size);
 
+        if (nb_redist_regions == 2) {
+            gicr = acpi_data_push(table_data, sizeof(*gicr));
+            gicr->type = ACPI_APIC_GENERIC_REDISTRIBUTOR;
+            gicr->length = sizeof(*gicr);
+            gicr->base_address = cpu_to_le64(memmap[VIRT_GIC_REDIST2].base);
+            gicr->range_length = cpu_to_le32(memmap[VIRT_GIC_REDIST2].size);
+        }
+
         if (its_class_name() && !vmc->no_its) {
             gic_its = acpi_data_push(table_data, sizeof *gic_its);
             gic_its->type = ACPI_APIC_GENERIC_TRANSLATOR;