From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45921) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bkxUO-0002H3-W4 for qemu-devel@nongnu.org; Fri, 16 Sep 2016 14:03:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bkxUL-000071-Ob for qemu-devel@nongnu.org; Fri, 16 Sep 2016 14:03:52 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:36937 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bkxUL-00006p-Jr for qemu-devel@nongnu.org; Fri, 16 Sep 2016 14:03:49 -0400 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id u8GI3Ma4051767 for ; Fri, 16 Sep 2016 14:03:49 -0400 Received: from e06smtp09.uk.ibm.com (e06smtp09.uk.ibm.com [195.75.94.105]) by mx0a-001b2d01.pphosted.com with ESMTP id 25gcvwn2ms-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 16 Sep 2016 14:03:49 -0400 Received: from localhost by e06smtp09.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 16 Sep 2016 19:03:47 +0100 Received: from b06cxnps3074.portsmouth.uk.ibm.com (d06relay09.portsmouth.uk.ibm.com [9.149.109.194]) by d06dlp01.portsmouth.uk.ibm.com (Postfix) with ESMTP id 546AA17D8024 for ; Fri, 16 Sep 2016 19:05:40 +0100 (BST) Received: from d06av07.portsmouth.uk.ibm.com (d06av07.portsmouth.uk.ibm.com [9.149.37.248]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u8GI3hCs8585580 for ; Fri, 16 Sep 2016 18:03:43 GMT Received: from d06av07.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av07.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u8GI3geN003126 for ; Fri, 16 Sep 2016 14:03:43 -0400 From: Greg Kurz Date: Fri, 16 Sep 2016 20:03:29 +0200 In-Reply-To: <1474049010-13533-1-git-send-email-groug@kaod.org> References: <1474049010-13533-1-git-send-email-groug@kaod.org> Message-Id: <1474049010-13533-8-git-send-email-groug@kaod.org> Subject: [Qemu-devel] [PULL v2 7/8] tests: virtio-9p: add basic transaction test List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , "Aneesh Kumar K.V" , Greg Kurz 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 | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/tests/virtio-9p-test.c b/tests/virtio-9p-test.c index b8fb6cd869a9..95cba3fd3e8e 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 +122,72 @@ 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 = cpu_to_le32(sizeof(hdr)); + hdr.id = P9_TERROR; + hdr.tag = cpu_to_le16(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)); + le32_to_cpus(&hdr.size); + le16_to_cpus(&hdr.tag); + 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); + le16_to_cpus(&resp->error_len); + 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(); } -- 2.5.5