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From: Shannon Zhao <zhaoshenglong@huawei.com>
To: qemu-arm@nongnu.org, peter.maydell@linaro.org
Cc: qemu-devel@nongnu.org, drjones@redhat.com,
	peter.huangpeng@huawei.com, shannon.zhao@linaro.org
Subject: [Qemu-devel] [PATCH v2 3/3] hw/arm/virt-acpi-build: Add PMU IRQ number in ACPI table
Date: Sat, 23 Apr 2016 18:04:15 +0800	[thread overview]
Message-ID: <1461405855-15576-4-git-send-email-zhaoshenglong@huawei.com> (raw)
In-Reply-To: <1461405855-15576-1-git-send-email-zhaoshenglong@huawei.com>

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>
---
 hw/arm/virt-acpi-build.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index f51fe39..5031232 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -491,6 +491,9 @@ build_madt(GArray *table_data, GArray *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) {
-- 
2.0.4

  parent reply	other threads:[~2016-04-23 10:05 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-23 10:04 [Qemu-devel] [PATCH v2 0/3] Add guest PMU in machine virt Shannon Zhao
2016-04-23 10:04 ` [Qemu-devel] [PATCH v2 1/3] target-arm: kvm64: set guest PMUv3 feature bit if supported Shannon Zhao
2016-04-24 17:17   ` Andrew Jones
2016-04-23 10:04 ` [Qemu-devel] [PATCH v2 2/3] hw/arm/virt: Add PMU node for virt machine Shannon Zhao
2016-04-24 17:28   ` Andrew Jones
2016-04-25  6:52     ` Shannon Zhao
2016-04-25  9:05       ` Andrew Jones
2016-04-23 10:04 ` Shannon Zhao [this message]
2016-04-24 17:29   ` [Qemu-devel] [PATCH v2 3/3] hw/arm/virt-acpi-build: Add PMU IRQ number in ACPI table Andrew Jones

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