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Diffstat (limited to 'tests/qtest/e1000e-test.c')
| -rw-r--r-- | tests/qtest/e1000e-test.c | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/tests/qtest/e1000e-test.c b/tests/qtest/e1000e-test.c new file mode 100644 index 0000000000..1a232a663a --- /dev/null +++ b/tests/qtest/e1000e-test.c @@ -0,0 +1,279 @@ + /* + * QTest testcase for e1000e NIC + * + * Copyright (c) 2015 Ravello Systems LTD (http://ravellosystems.com) + * Developed by Daynix Computing LTD (http://www.daynix.com) + * + * Authors: + * Dmitry Fleytman <dmitry@daynix.com> + * Leonid Bloch <leonid@daynix.com> + * Yan Vugenfirer <yan@daynix.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + + +#include "qemu/osdep.h" +#include "qemu-common.h" +#include "libqtest-single.h" +#include "qemu-common.h" +#include "libqos/pci-pc.h" +#include "qemu/sockets.h" +#include "qemu/iov.h" +#include "qemu/module.h" +#include "qemu/bitops.h" +#include "libqos/malloc.h" +#include "libqos/e1000e.h" + +static void e1000e_send_verify(QE1000E *d, int *test_sockets, QGuestAllocator *alloc) +{ + struct { + uint64_t buffer_addr; + union { + uint32_t data; + struct { + uint16_t length; + uint8_t cso; + uint8_t cmd; + } flags; + } lower; + union { + uint32_t data; + struct { + uint8_t status; + uint8_t css; + uint16_t special; + } fields; + } upper; + } descr; + + static const uint32_t dtyp_data = BIT(20); + static const uint32_t dtyp_ext = BIT(29); + static const uint32_t dcmd_rs = BIT(27); + static const uint32_t dcmd_eop = BIT(24); + static const uint32_t dsta_dd = BIT(0); + static const int data_len = 64; + char buffer[64]; + int ret; + uint32_t recv_len; + + /* Prepare test data buffer */ + uint64_t data = guest_alloc(alloc, data_len); + memwrite(data, "TEST", 5); + + /* Prepare TX descriptor */ + memset(&descr, 0, sizeof(descr)); + descr.buffer_addr = cpu_to_le64(data); + descr.lower.data = cpu_to_le32(dcmd_rs | + dcmd_eop | + dtyp_ext | + dtyp_data | + data_len); + + /* Put descriptor to the ring */ + e1000e_tx_ring_push(d, &descr); + + /* Wait for TX WB interrupt */ + e1000e_wait_isr(d, E1000E_TX0_MSG_ID); + + /* Check DD bit */ + g_assert_cmphex(le32_to_cpu(descr.upper.data) & dsta_dd, ==, dsta_dd); + + /* Check data sent to the backend */ + ret = qemu_recv(test_sockets[0], &recv_len, sizeof(recv_len), 0); + g_assert_cmpint(ret, == , sizeof(recv_len)); + qemu_recv(test_sockets[0], buffer, 64, 0); + g_assert_cmpstr(buffer, == , "TEST"); + + /* Free test data buffer */ + guest_free(alloc, data); +} + +static void e1000e_receive_verify(QE1000E *d, int *test_sockets, QGuestAllocator *alloc) +{ + union { + struct { + uint64_t buffer_addr; + uint64_t reserved; + } read; + struct { + struct { + uint32_t mrq; + union { + uint32_t rss; + struct { + uint16_t ip_id; + uint16_t csum; + } csum_ip; + } hi_dword; + } lower; + struct { + uint32_t status_error; + uint16_t length; + uint16_t vlan; + } upper; + } wb; + } descr; + + static const uint32_t esta_dd = BIT(0); + + char test[] = "TEST"; + int len = htonl(sizeof(test)); + struct iovec iov[] = { + { + .iov_base = &len, + .iov_len = sizeof(len), + },{ + .iov_base = test, + .iov_len = sizeof(test), + }, + }; + + static const int data_len = 64; + char buffer[64]; + int ret; + + /* Send a dummy packet to device's socket*/ + ret = iov_send(test_sockets[0], iov, 2, 0, sizeof(len) + sizeof(test)); + g_assert_cmpint(ret, == , sizeof(test) + sizeof(len)); + + /* Prepare test data buffer */ + uint64_t data = guest_alloc(alloc, data_len); + + /* Prepare RX descriptor */ + memset(&descr, 0, sizeof(descr)); + descr.read.buffer_addr = cpu_to_le64(data); + + /* Put descriptor to the ring */ + e1000e_rx_ring_push(d, &descr); + + /* Wait for TX WB interrupt */ + e1000e_wait_isr(d, E1000E_RX0_MSG_ID); + + /* Check DD bit */ + g_assert_cmphex(le32_to_cpu(descr.wb.upper.status_error) & + esta_dd, ==, esta_dd); + + /* Check data sent to the backend */ + memread(data, buffer, sizeof(buffer)); + g_assert_cmpstr(buffer, == , "TEST"); + + /* Free test data buffer */ + guest_free(alloc, data); +} + +static void test_e1000e_init(void *obj, void *data, QGuestAllocator * alloc) +{ + /* init does nothing */ +} + +static void test_e1000e_tx(void *obj, void *data, QGuestAllocator * alloc) +{ + QE1000E_PCI *e1000e = obj; + QE1000E *d = &e1000e->e1000e; + QOSGraphObject *e_object = obj; + QPCIDevice *dev = e_object->get_driver(e_object, "pci-device"); + + /* FIXME: add spapr support */ + if (qpci_check_buggy_msi(dev)) { + return; + } + + e1000e_send_verify(d, data, alloc); +} + +static void test_e1000e_rx(void *obj, void *data, QGuestAllocator * alloc) +{ + QE1000E_PCI *e1000e = obj; + QE1000E *d = &e1000e->e1000e; + QOSGraphObject *e_object = obj; + QPCIDevice *dev = e_object->get_driver(e_object, "pci-device"); + + /* FIXME: add spapr support */ + if (qpci_check_buggy_msi(dev)) { + return; + } + + e1000e_receive_verify(d, data, alloc); +} + +static void test_e1000e_multiple_transfers(void *obj, void *data, + QGuestAllocator *alloc) +{ + static const long iterations = 4 * 1024; + long i; + + QE1000E_PCI *e1000e = obj; + QE1000E *d = &e1000e->e1000e; + QOSGraphObject *e_object = obj; + QPCIDevice *dev = e_object->get_driver(e_object, "pci-device"); + + /* FIXME: add spapr support */ + if (qpci_check_buggy_msi(dev)) { + return; + } + + for (i = 0; i < iterations; i++) { + e1000e_send_verify(d, data, alloc); + e1000e_receive_verify(d, data, alloc); + } + +} + +static void test_e1000e_hotplug(void *obj, void *data, QGuestAllocator * alloc) +{ + QTestState *qts = global_qtest; /* TODO: get rid of global_qtest here */ + + qtest_qmp_device_add(qts, "e1000e", "e1000e_net", "{'addr': '0x06'}"); + qpci_unplug_acpi_device_test(qts, "e1000e_net", 0x06); +} + +static void data_test_clear(void *sockets) +{ + int *test_sockets = sockets; + + close(test_sockets[0]); + qos_invalidate_command_line(); + close(test_sockets[1]); + g_free(test_sockets); +} + +static void *data_test_init(GString *cmd_line, void *arg) +{ + int *test_sockets = g_new(int, 2); + int ret = socketpair(PF_UNIX, SOCK_STREAM, 0, test_sockets); + g_assert_cmpint(ret, != , -1); + + g_string_append_printf(cmd_line, " -netdev socket,fd=%d,id=hs0 ", + test_sockets[1]); + + g_test_queue_destroy(data_test_clear, test_sockets); + return test_sockets; +} + +static void register_e1000e_test(void) +{ + QOSGraphTestOptions opts = { + .before = data_test_init, + }; + + qos_add_test("init", "e1000e", test_e1000e_init, &opts); + qos_add_test("tx", "e1000e", test_e1000e_tx, &opts); + qos_add_test("rx", "e1000e", test_e1000e_rx, &opts); + qos_add_test("multiple_transfers", "e1000e", + test_e1000e_multiple_transfers, &opts); + qos_add_test("hotplug", "e1000e", test_e1000e_hotplug, &opts); +} + +libqos_init(register_e1000e_test); |