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[PATCH v2 6/7] libqos: make the virtio-pci BAR index configurable
From: |
Stefan Hajnoczi |
Subject: |
[PATCH v2 6/7] libqos: make the virtio-pci BAR index configurable |
Date: |
Fri, 11 Oct 2019 09:56:10 +0100 |
The Legacy virtio-pci interface always uses BAR 0. VIRTIO 1.0 may need
to use a different BAR index, so make it configurable.
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
tests/libqos/virtio-pci.h | 2 ++
tests/libqos/virtio-pci.c | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/tests/libqos/virtio-pci.h b/tests/libqos/virtio-pci.h
index b620c30451..f2d53aa377 100644
--- a/tests/libqos/virtio-pci.h
+++ b/tests/libqos/virtio-pci.h
@@ -25,6 +25,8 @@ typedef struct QVirtioPCIDevice {
uint16_t config_msix_entry;
uint64_t config_msix_addr;
uint32_t config_msix_data;
+
+ uint8_t bar_idx;
} QVirtioPCIDevice;
struct QVirtioPCIMSIXOps {
diff --git a/tests/libqos/virtio-pci.c b/tests/libqos/virtio-pci.c
index 3fb4af4016..efd8caee18 100644
--- a/tests/libqos/virtio-pci.c
+++ b/tests/libqos/virtio-pci.c
@@ -300,7 +300,7 @@ static const QVirtioPCIMSIXOps qvirtio_pci_msix_ops_legacy
= {
void qvirtio_pci_device_enable(QVirtioPCIDevice *d)
{
qpci_device_enable(d->pdev);
- d->bar = qpci_iomap(d->pdev, 0, NULL);
+ d->bar = qpci_iomap(d->pdev, d->bar_idx, NULL);
}
void qvirtio_pci_device_disable(QVirtioPCIDevice *d)
@@ -389,6 +389,7 @@ void qvirtio_pci_start_hw(QOSGraphObject *obj)
static void qvirtio_pci_init_legacy(QVirtioPCIDevice *dev)
{
dev->vdev.device_type = qpci_config_readw(dev->pdev, PCI_SUBSYSTEM_ID);
+ dev->bar_idx = 0;
dev->vdev.bus = &qvirtio_pci_legacy;
dev->msix_ops = &qvirtio_pci_msix_ops_legacy;
dev->vdev.big_endian = qtest_big_endian(dev->pdev->bus->qts);
--
2.21.0