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Violators will be prosecuted; Fri, 16 Sep 2016 14:09:39 +0100 Received: from b06cxnps3074.portsmouth.uk.ibm.com (d06relay09.portsmouth.uk.ibm.com [9.149.109.194]) by d06dlp02.portsmouth.uk.ibm.com (Postfix) with ESMTP id 525FB219005E for ; Fri, 16 Sep 2016 14:08:59 +0100 (BST) Received: from d06av10.portsmouth.uk.ibm.com (d06av10.portsmouth.uk.ibm.com [9.149.37.251]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u8GD9cSE12714460 for ; Fri, 16 Sep 2016 13:09:38 GMT Received: from d06av10.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av10.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u8GC9dg7032307 for ; Fri, 16 Sep 2016 06:09:40 -0600 Received: from smtp.lab.toulouse-stg.fr.ibm.com (srv01.lab.toulouse-stg.fr.ibm.com [9.101.4.1]) by d06av10.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u8GC9dSl032294; Fri, 16 Sep 2016 06:09:39 -0600 Received: from bahia.localdomain (icon-9-164-164-67.megacenter.de.ibm.com [9.164.164.67]) by smtp.lab.toulouse-stg.fr.ibm.com (Postfix) with ESMTP id 39A35220596; Fri, 16 Sep 2016 15:09:37 +0200 (CEST) From: Greg Kurz To: qemu-devel@nongnu.org Date: Fri, 16 Sep 2016 15:09:13 +0200 X-Mailer: git-send-email 2.5.5 In-Reply-To: <1474031354-14185-1-git-send-email-groug@kaod.org> References: <1474031354-14185-1-git-send-email-groug@kaod.org> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16091613-0036-0000-0000-00000231A6D5 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16091613-0037-0000-0000-00001285646E Message-Id: <1474031354-14185-8-git-send-email-groug@kaod.org> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-09-16_08:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=15 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1609020000 definitions=main-1609160168 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PULL 7/8] tests: virtio-9p: add basic transaction test X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , "Aneesh Kumar K.V" , Greg Kurz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP This adds a simple test to validate the device is functional: it transmits a request with type Terror, which is not used by the 9P protocol [1], and expects QEMU to return a reply with type Rerror and the "Operation not supported" error string. [1] http://lxr.free-electrons.com/source/include/net/9p/9p.h#L121 Signed-off-by: Greg Kurz Acked-by: Cornelia Huck --- tests/virtio-9p-test.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) diff --git a/tests/virtio-9p-test.c b/tests/virtio-9p-test.c index b8fb6cd869a9..2f579da6cdbd 100644 --- a/tests/virtio-9p-test.c +++ b/tests/virtio-9p-test.c @@ -8,6 +8,7 @@ */ #include "qemu/osdep.h" +#include #include "libqtest.h" #include "qemu-common.h" #include "libqos/pci-pc.h" @@ -17,6 +18,9 @@ #include "libqos/malloc-pc.h" #include "standard-headers/linux/virtio_ids.h" #include "standard-headers/linux/virtio_pci.h" +#include "hw/9pfs/9p.h" + +#define QVIRTIO_9P_TIMEOUT_US (1 * 1000 * 1000) static const char mount_tag[] = "qtest"; static char *test_share; @@ -118,11 +122,69 @@ static void pci_basic_config(void) qvirtio_9p_stop(); } +typedef struct VirtIO9PHdr { + uint32_t size; + uint8_t id; + uint16_t tag; +} QEMU_PACKED VirtIO9PHdr; + +typedef struct VirtIO9PMsgRError { + uint16_t error_len; + char error[0]; +} QEMU_PACKED VirtIO9PMsgRError; + +#define P9_MAX_SIZE 8192 + +static void pci_basic_transaction(void) +{ + QVirtIO9P *v9p; + VirtIO9PHdr hdr; + VirtIO9PMsgRError *resp; + uint64_t req_addr, resp_addr; + uint32_t free_head; + char *expected_error = strerror(ENOTSUP); + + qvirtio_9p_start(); + v9p = qvirtio_9p_pci_init(); + + hdr.size = sizeof(hdr); + hdr.id = P9_TERROR; + hdr.tag = 12345; + + req_addr = guest_alloc(v9p->alloc, hdr.size); + memwrite(req_addr, &hdr, sizeof(hdr)); + free_head = qvirtqueue_add(v9p->vq, req_addr, hdr.size, false, true); + + resp_addr = guest_alloc(v9p->alloc, P9_MAX_SIZE); + qvirtqueue_add(v9p->vq, resp_addr, P9_MAX_SIZE, true, false); + + qvirtqueue_kick(&qvirtio_pci, v9p->dev, v9p->vq, free_head); + guest_free(v9p->alloc, req_addr); + qvirtio_wait_queue_isr(&qvirtio_pci, v9p->dev, v9p->vq, + QVIRTIO_9P_TIMEOUT_US); + + memread(resp_addr, &hdr, sizeof(hdr)); + g_assert_cmpint(hdr.size, <, (uint32_t) P9_MAX_SIZE); + g_assert_cmpint(hdr.id, ==, (uint8_t) P9_RERROR); + g_assert_cmpint(hdr.tag, ==, (uint16_t) 12345); + + resp = g_malloc(hdr.size); + memread(resp_addr + sizeof(hdr), resp, hdr.size - sizeof(hdr)); + guest_free(v9p->alloc, resp_addr); + g_assert_cmpmem(resp->error, resp->error_len, expected_error, + strlen(expected_error)); + g_free(resp); + + qvirtio_9p_pci_free(v9p); + qvirtio_9p_stop(); +} + int main(int argc, char **argv) { g_test_init(&argc, &argv, NULL); qtest_add_func("/virtio/9p/pci/nop", pci_nop); qtest_add_func("/virtio/9p/pci/basic/configuration", pci_basic_config); + qtest_add_func("/virtio/9p/pci/basic/transaction", pci_basic_transaction); return g_test_run(); }