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-rw-r--r--hw/arm/virt-acpi-build.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 95fad6f..04b62c7 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -418,6 +418,7 @@ build_iort(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
smmu->mapping_count = cpu_to_le32(1);
smmu->mapping_offset = cpu_to_le32(sizeof(*smmu));
smmu->base_address = cpu_to_le64(vms->memmap[VIRT_SMMU].base);
+ smmu->flags = cpu_to_le32(ACPI_IORT_SMMU_V3_COHACC_OVERRIDE);
smmu->event_gsiv = cpu_to_le32(irq);
smmu->pri_gsiv = cpu_to_le32(irq + 1);
smmu->gerr_gsiv = cpu_to_le32(irq + 2);