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[PULL,03/30] hw/arm/virt-acpi-build: Add PMU IRQ number in ACPI table

Message ID 1465913645-19346-4-git-send-email-peter.maydell@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Maydell June 14, 2016, 2:13 p.m. UTC 
From: Shannon Zhao <shannon.zhao@linaro.org>

Add PMU IRQ number in ACPI table, then we can use PMU in guest through
ACPI.

Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Message-id: 1465267577-1808-4-git-send-email-zhaoshenglong@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 hw/arm/virt-acpi-build.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 735ab86..1fa0581 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -538,6 +538,10 @@  build_madt(GArray *table_data, BIOSLinker *linker, VirtGuestInfo *guest_info)
         gicc->arm_mpidr = armcpu->mp_affinity;
         gicc->uid = i;
         gicc->flags = cpu_to_le32(ACPI_GICC_ENABLED);
+
+        if (armcpu->has_pmu) {
+            gicc->performance_interrupt = cpu_to_le32(PPI(VIRTUAL_PMU_IRQ));
+        }
     }
 
     if (guest_info->gic_version == 3) {