aboutsummaryrefslogtreecommitdiff
path: root/tests/virtio-net-test.c
diff options
context:
space:
mode:
Diffstat (limited to 'tests/virtio-net-test.c')
-rw-r--r--tests/virtio-net-test.c237
1 files changed, 230 insertions, 7 deletions
diff --git a/tests/virtio-net-test.c b/tests/virtio-net-test.c
index ea7478c278..982d77a14b 100644
--- a/tests/virtio-net-test.c
+++ b/tests/virtio-net-test.c
@@ -10,20 +10,242 @@
#include <glib.h>
#include <string.h>
#include "libqtest.h"
+#include "qemu-common.h"
+#include "qemu/sockets.h"
#include "qemu/osdep.h"
-#include "libqos/pci.h"
+#include "qemu/iov.h"
+#include "libqos/pci-pc.h"
+#include "libqos/virtio.h"
+#include "libqos/virtio-pci.h"
+#include "libqos/malloc.h"
+#include "libqos/malloc-pc.h"
+#include "libqos/malloc-generic.h"
+#include "qemu/bswap.h"
+#include "hw/virtio/virtio-net.h"
#define PCI_SLOT_HP 0x06
+#define PCI_SLOT 0x04
+#define PCI_FN 0x00
-/* Tests only initialization so far. TODO: Replace with functional tests */
-static void pci_nop(void)
+#define QVIRTIO_NET_TIMEOUT_US (30 * 1000 * 1000)
+#define VNET_HDR_SIZE sizeof(struct virtio_net_hdr_mrg_rxbuf)
+
+static void test_end(void)
+{
+ qtest_end();
+}
+
+#ifndef _WIN32
+
+static QVirtioPCIDevice *virtio_net_pci_init(QPCIBus *bus, int slot)
+{
+ QVirtioPCIDevice *dev;
+
+ dev = qvirtio_pci_device_find(bus, QVIRTIO_NET_DEVICE_ID);
+ g_assert(dev != NULL);
+ g_assert_cmphex(dev->vdev.device_type, ==, QVIRTIO_NET_DEVICE_ID);
+
+ qvirtio_pci_device_enable(dev);
+ qvirtio_reset(&qvirtio_pci, &dev->vdev);
+ qvirtio_set_acknowledge(&qvirtio_pci, &dev->vdev);
+ qvirtio_set_driver(&qvirtio_pci, &dev->vdev);
+
+ return dev;
+}
+
+static QPCIBus *pci_test_start(int socket)
+{
+ char *cmdline;
+
+ cmdline = g_strdup_printf("-netdev socket,fd=%d,id=hs0 -device "
+ "virtio-net-pci,netdev=hs0", socket);
+ qtest_start(cmdline);
+ g_free(cmdline);
+
+ return qpci_init_pc();
+}
+
+static void driver_init(const QVirtioBus *bus, QVirtioDevice *dev)
+{
+ uint32_t features;
+
+ features = qvirtio_get_features(bus, dev);
+ features = features & ~(QVIRTIO_F_BAD_FEATURE |
+ QVIRTIO_F_RING_INDIRECT_DESC |
+ QVIRTIO_F_RING_EVENT_IDX);
+ qvirtio_set_features(bus, dev, features);
+
+ qvirtio_set_driver_ok(bus, dev);
+}
+
+static void rx_test(const QVirtioBus *bus, QVirtioDevice *dev,
+ QGuestAllocator *alloc, QVirtQueue *vq,
+ int socket)
+{
+ uint64_t req_addr;
+ uint32_t free_head;
+ char test[] = "TEST";
+ char buffer[64];
+ int len = htonl(sizeof(test));
+ struct iovec iov[] = {
+ {
+ .iov_base = &len,
+ .iov_len = sizeof(len),
+ }, {
+ .iov_base = test,
+ .iov_len = sizeof(test),
+ },
+ };
+ int ret;
+
+ req_addr = guest_alloc(alloc, 64);
+
+ free_head = qvirtqueue_add(vq, req_addr, 64, true, false);
+ qvirtqueue_kick(bus, dev, vq, free_head);
+
+ ret = iov_send(socket, iov, 2, 0, sizeof(len) + sizeof(test));
+ g_assert_cmpint(ret, ==, sizeof(test) + sizeof(len));
+
+ qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_NET_TIMEOUT_US);
+ memread(req_addr + VNET_HDR_SIZE, buffer, sizeof(test));
+ g_assert_cmpstr(buffer, ==, "TEST");
+
+ guest_free(alloc, req_addr);
+}
+
+static void tx_test(const QVirtioBus *bus, QVirtioDevice *dev,
+ QGuestAllocator *alloc, QVirtQueue *vq,
+ int socket)
+{
+ uint64_t req_addr;
+ uint32_t free_head;
+ uint32_t len;
+ char buffer[64];
+ int ret;
+
+ req_addr = guest_alloc(alloc, 64);
+ memwrite(req_addr + VNET_HDR_SIZE, "TEST", 4);
+
+ free_head = qvirtqueue_add(vq, req_addr, 64, false, false);
+ qvirtqueue_kick(bus, dev, vq, free_head);
+
+ qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_NET_TIMEOUT_US);
+ guest_free(alloc, req_addr);
+
+ ret = qemu_recv(socket, &len, sizeof(len), 0);
+ g_assert_cmpint(ret, ==, sizeof(len));
+ len = ntohl(len);
+
+ ret = qemu_recv(socket, buffer, len, 0);
+ g_assert_cmpstr(buffer, ==, "TEST");
+}
+
+static void rx_stop_cont_test(const QVirtioBus *bus, QVirtioDevice *dev,
+ QGuestAllocator *alloc, QVirtQueue *vq,
+ int socket)
+{
+ uint64_t req_addr;
+ uint32_t free_head;
+ char test[] = "TEST";
+ char buffer[64];
+ int len = htonl(sizeof(test));
+ struct iovec iov[] = {
+ {
+ .iov_base = &len,
+ .iov_len = sizeof(len),
+ }, {
+ .iov_base = test,
+ .iov_len = sizeof(test),
+ },
+ };
+ int ret;
+
+ req_addr = guest_alloc(alloc, 64);
+
+ free_head = qvirtqueue_add(vq, req_addr, 64, true, false);
+ qvirtqueue_kick(bus, dev, vq, free_head);
+
+ qmp("{ 'execute' : 'stop'}");
+
+ ret = iov_send(socket, iov, 2, 0, sizeof(len) + sizeof(test));
+ g_assert_cmpint(ret, ==, sizeof(test) + sizeof(len));
+
+ /* We could check the status, but this command is more importantly to
+ * ensure the packet data gets queued in QEMU, before we do 'cont'.
+ */
+ qmp("{ 'execute' : 'query-status'}");
+ qmp("{ 'execute' : 'cont'}");
+
+ qvirtio_wait_queue_isr(bus, dev, vq, QVIRTIO_NET_TIMEOUT_US);
+ memread(req_addr + VNET_HDR_SIZE, buffer, sizeof(test));
+ g_assert_cmpstr(buffer, ==, "TEST");
+
+ guest_free(alloc, req_addr);
+}
+
+static void send_recv_test(const QVirtioBus *bus, QVirtioDevice *dev,
+ QGuestAllocator *alloc, QVirtQueue *rvq,
+ QVirtQueue *tvq, int socket)
{
+ rx_test(bus, dev, alloc, rvq, socket);
+ tx_test(bus, dev, alloc, tvq, socket);
}
+static void stop_cont_test(const QVirtioBus *bus, QVirtioDevice *dev,
+ QGuestAllocator *alloc, QVirtQueue *rvq,
+ QVirtQueue *tvq, int socket)
+{
+ rx_stop_cont_test(bus, dev, alloc, rvq, socket);
+}
+
+static void pci_basic(gconstpointer data)
+{
+ QVirtioPCIDevice *dev;
+ QPCIBus *bus;
+ QVirtQueuePCI *tx, *rx;
+ QGuestAllocator *alloc;
+ void (*func) (const QVirtioBus *bus,
+ QVirtioDevice *dev,
+ QGuestAllocator *alloc,
+ QVirtQueue *rvq,
+ QVirtQueue *tvq,
+ int socket) = data;
+ int sv[2], ret;
+
+ ret = socketpair(PF_UNIX, SOCK_STREAM, 0, sv);
+ g_assert_cmpint(ret, !=, -1);
+
+ bus = pci_test_start(sv[1]);
+ dev = virtio_net_pci_init(bus, PCI_SLOT);
+
+ alloc = pc_alloc_init();
+ rx = (QVirtQueuePCI *)qvirtqueue_setup(&qvirtio_pci, &dev->vdev,
+ alloc, 0);
+ tx = (QVirtQueuePCI *)qvirtqueue_setup(&qvirtio_pci, &dev->vdev,
+ alloc, 1);
+
+ driver_init(&qvirtio_pci, &dev->vdev);
+ func(&qvirtio_pci, &dev->vdev, alloc, &rx->vq, &tx->vq, sv[0]);
+
+ /* End test */
+ close(sv[0]);
+ guest_free(alloc, tx->vq.desc);
+ pc_alloc_uninit(alloc);
+ qvirtio_pci_device_disable(dev);
+ g_free(dev);
+ qpci_free_pc(bus);
+ test_end();
+}
+#endif
+
static void hotplug(void)
{
+ qtest_start("-device virtio-net-pci");
+
qpci_plug_device_test("virtio-net-pci", "net1", PCI_SLOT_HP, NULL);
qpci_unplug_acpi_device_test("net1", PCI_SLOT_HP);
+
+ test_end();
}
int main(int argc, char **argv)
@@ -31,13 +253,14 @@ int main(int argc, char **argv)
int ret;
g_test_init(&argc, &argv, NULL);
- qtest_add_func("/virtio/net/pci/nop", pci_nop);
+#ifndef _WIN32
+ qtest_add_data_func("/virtio/net/pci/basic", send_recv_test, pci_basic);
+ qtest_add_data_func("/virtio/net/pci/rx_stop_cont",
+ stop_cont_test, pci_basic);
+#endif
qtest_add_func("/virtio/net/pci/hotplug", hotplug);
- qtest_start("-device virtio-net-pci");
ret = g_test_run();
- qtest_end();
-
return ret;
}