Merge remote-tracking branch 'remotes/thibault/tags/samuel-thibault' into staging
[qemu/ar7.git] / tests / virtio-9p-test.c
blob9c4f6cb406475d9867229d7075659916e0a2d5f0
1 /*
2 * QTest testcase for VirtIO 9P
4 * Copyright (c) 2014 SUSE LINUX Products GmbH
6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
7 * See the COPYING file in the top-level directory.
8 */
10 #include "qemu/osdep.h"
11 #include "libqtest.h"
12 #include "qemu-common.h"
13 #include "libqos/libqos-pc.h"
14 #include "libqos/libqos-spapr.h"
15 #include "libqos/virtio.h"
16 #include "libqos/virtio-pci.h"
17 #include "standard-headers/linux/virtio_ids.h"
18 #include "standard-headers/linux/virtio_pci.h"
20 static const char mount_tag[] = "qtest";
21 static char *test_share;
24 static QOSState *qvirtio_9p_start(void)
26 const char *arch = qtest_get_arch();
27 const char *cmd = "-fsdev local,id=fsdev0,security_model=none,path=%s "
28 "-device virtio-9p-pci,fsdev=fsdev0,mount_tag=%s";
30 test_share = g_strdup("/tmp/qtest.XXXXXX");
31 g_assert_nonnull(mkdtemp(test_share));
33 if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
34 return qtest_pc_boot(cmd, test_share, mount_tag);
36 if (strcmp(arch, "ppc64") == 0) {
37 return qtest_spapr_boot(cmd, test_share, mount_tag);
40 g_printerr("virtio-9p tests are only available on x86 or ppc64\n");
41 exit(EXIT_FAILURE);
44 static void qvirtio_9p_stop(QOSState *qs)
46 qtest_shutdown(qs);
47 rmdir(test_share);
48 g_free(test_share);
51 static void pci_nop(void)
53 QOSState *qs;
55 qs = qvirtio_9p_start();
56 qvirtio_9p_stop(qs);
59 typedef struct {
60 QVirtioDevice *dev;
61 QOSState *qs;
62 QVirtQueue *vq;
63 } QVirtIO9P;
65 static QVirtIO9P *qvirtio_9p_pci_init(QOSState *qs)
67 QVirtIO9P *v9p;
68 QVirtioPCIDevice *dev;
70 v9p = g_new0(QVirtIO9P, 1);
72 v9p->qs = qs;
73 dev = qvirtio_pci_device_find(v9p->qs->pcibus, VIRTIO_ID_9P);
74 g_assert_nonnull(dev);
75 g_assert_cmphex(dev->vdev.device_type, ==, VIRTIO_ID_9P);
76 v9p->dev = (QVirtioDevice *) dev;
78 qvirtio_pci_device_enable(dev);
79 qvirtio_reset(v9p->dev);
80 qvirtio_set_acknowledge(v9p->dev);
81 qvirtio_set_driver(v9p->dev);
83 v9p->vq = qvirtqueue_setup(v9p->dev, v9p->qs->alloc, 0);
84 return v9p;
87 static void qvirtio_9p_pci_free(QVirtIO9P *v9p)
89 qvirtqueue_cleanup(v9p->dev->bus, v9p->vq, v9p->qs->alloc);
90 qvirtio_pci_device_disable(container_of(v9p->dev, QVirtioPCIDevice, vdev));
91 g_free(v9p->dev);
92 g_free(v9p);
95 static void pci_basic_config(void)
97 QVirtIO9P *v9p;
98 size_t tag_len;
99 char *tag;
100 int i;
101 QOSState *qs;
103 qs = qvirtio_9p_start();
104 v9p = qvirtio_9p_pci_init(qs);
106 tag_len = qvirtio_config_readw(v9p->dev, 0);
107 g_assert_cmpint(tag_len, ==, strlen(mount_tag));
109 tag = g_malloc(tag_len);
110 for (i = 0; i < tag_len; i++) {
111 tag[i] = qvirtio_config_readb(v9p->dev, i + 2);
113 g_assert_cmpmem(tag, tag_len, mount_tag, tag_len);
114 g_free(tag);
116 qvirtio_9p_pci_free(v9p);
117 qvirtio_9p_stop(qs);
120 int main(int argc, char **argv)
122 g_test_init(&argc, &argv, NULL);
123 qtest_add_func("/virtio/9p/pci/nop", pci_nop);
124 qtest_add_func("/virtio/9p/pci/basic/configuration", pci_basic_config);
126 return g_test_run();