diff options
Diffstat (limited to 'qemu/tests/virtio-scsi-test.c')
| -rw-r--r-- | qemu/tests/virtio-scsi-test.c | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/qemu/tests/virtio-scsi-test.c b/qemu/tests/virtio-scsi-test.c deleted file mode 100644 index d78747a46..000000000 --- a/qemu/tests/virtio-scsi-test.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * QTest testcase for VirtIO SCSI - * - * Copyright (c) 2014 SUSE LINUX Products GmbH - * Copyright (c) 2015 Red Hat Inc. - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - */ - -#include "qemu/osdep.h" -#include <glib.h> -#include "libqtest.h" -#include "block/scsi.h" -#include "libqos/virtio.h" -#include "libqos/virtio-pci.h" -#include "libqos/pci-pc.h" -#include "libqos/malloc.h" -#include "libqos/malloc-pc.h" -#include "libqos/malloc-generic.h" - -#define PCI_SLOT 0x02 -#define PCI_FN 0x00 -#define QVIRTIO_SCSI_TIMEOUT_US (1 * 1000 * 1000) -#define CDB_SIZE 32 - -#define MAX_NUM_QUEUES 64 - -typedef struct { - QVirtioDevice *dev; - QGuestAllocator *alloc; - QPCIBus *bus; - int num_queues; - QVirtQueue *vq[MAX_NUM_QUEUES + 2]; -} QVirtIOSCSI; - -typedef struct { - uint8_t lun[8]; - int64_t tag; - uint8_t task_attr; - uint8_t prio; - uint8_t crn; - uint8_t cdb[CDB_SIZE]; -} QEMU_PACKED QVirtIOSCSICmdReq; - -typedef struct { - uint32_t sense_len; - uint32_t resid; - uint16_t status_qualifier; - uint8_t status; - uint8_t response; - uint8_t sense[96]; -} QEMU_PACKED QVirtIOSCSICmdResp; - -static void qvirtio_scsi_start(const char *extra_opts) -{ - char *cmdline; - - cmdline = g_strdup_printf( - "-drive id=drv0,if=none,file=/dev/null,format=raw " - "-device virtio-scsi-pci,id=vs0 " - "-device scsi-hd,bus=vs0.0,drive=drv0 %s", - extra_opts ? : ""); - qtest_start(cmdline); - g_free(cmdline); -} - -static void qvirtio_scsi_stop(void) -{ - qtest_end(); -} - -static void qvirtio_scsi_pci_free(QVirtIOSCSI *vs) -{ - int i; - - for (i = 0; i < vs->num_queues + 2; i++) { - guest_free(vs->alloc, vs->vq[i]->desc); - } - pc_alloc_uninit(vs->alloc); - qvirtio_pci_device_disable(container_of(vs->dev, QVirtioPCIDevice, vdev)); - g_free(vs->dev); - qpci_free_pc(vs->bus); -} - -static uint64_t qvirtio_scsi_alloc(QVirtIOSCSI *vs, size_t alloc_size, - const void *data) -{ - uint64_t addr; - - addr = guest_alloc(vs->alloc, alloc_size); - if (data) { - memwrite(addr, data, alloc_size); - } - - return addr; -} - -static uint8_t virtio_scsi_do_command(QVirtIOSCSI *vs, const uint8_t *cdb, - const uint8_t *data_in, - size_t data_in_len, - uint8_t *data_out, size_t data_out_len, - QVirtIOSCSICmdResp *resp_out) -{ - QVirtQueue *vq; - QVirtIOSCSICmdReq req = { { 0 } }; - QVirtIOSCSICmdResp resp = { .response = 0xff, .status = 0xff }; - uint64_t req_addr, resp_addr, data_in_addr = 0, data_out_addr = 0; - uint8_t response; - uint32_t free_head; - - vq = vs->vq[2]; - - req.lun[0] = 1; /* Select LUN */ - req.lun[1] = 1; /* Select target 1 */ - memcpy(req.cdb, cdb, CDB_SIZE); - - /* XXX: Fix endian if any multi-byte field in req/resp is used */ - - /* Add request header */ - req_addr = qvirtio_scsi_alloc(vs, sizeof(req), &req); - free_head = qvirtqueue_add(vq, req_addr, sizeof(req), false, true); - - if (data_out_len) { - data_out_addr = qvirtio_scsi_alloc(vs, data_out_len, data_out); - qvirtqueue_add(vq, data_out_addr, data_out_len, false, true); - } - - /* Add response header */ - resp_addr = qvirtio_scsi_alloc(vs, sizeof(resp), &resp); - qvirtqueue_add(vq, resp_addr, sizeof(resp), true, !!data_in_len); - - if (data_in_len) { - data_in_addr = qvirtio_scsi_alloc(vs, data_in_len, data_in); - qvirtqueue_add(vq, data_in_addr, data_in_len, true, false); - } - - qvirtqueue_kick(&qvirtio_pci, vs->dev, vq, free_head); - qvirtio_wait_queue_isr(&qvirtio_pci, vs->dev, vq, QVIRTIO_SCSI_TIMEOUT_US); - - response = readb(resp_addr + offsetof(QVirtIOSCSICmdResp, response)); - - if (resp_out) { - memread(resp_addr, resp_out, sizeof(*resp_out)); - } - - guest_free(vs->alloc, req_addr); - guest_free(vs->alloc, resp_addr); - guest_free(vs->alloc, data_in_addr); - guest_free(vs->alloc, data_out_addr); - return response; -} - -static QVirtIOSCSI *qvirtio_scsi_pci_init(int slot) -{ - const uint8_t test_unit_ready_cdb[CDB_SIZE] = {}; - QVirtIOSCSI *vs; - QVirtioPCIDevice *dev; - QVirtIOSCSICmdResp resp; - void *addr; - int i; - - vs = g_new0(QVirtIOSCSI, 1); - vs->alloc = pc_alloc_init(); - vs->bus = qpci_init_pc(); - - dev = qvirtio_pci_device_find(vs->bus, QVIRTIO_SCSI_DEVICE_ID); - vs->dev = (QVirtioDevice *)dev; - g_assert(dev != NULL); - g_assert_cmphex(vs->dev->device_type, ==, QVIRTIO_SCSI_DEVICE_ID); - - qvirtio_pci_device_enable(dev); - qvirtio_reset(&qvirtio_pci, vs->dev); - qvirtio_set_acknowledge(&qvirtio_pci, vs->dev); - qvirtio_set_driver(&qvirtio_pci, vs->dev); - - addr = dev->addr + QVIRTIO_PCI_DEVICE_SPECIFIC_NO_MSIX; - vs->num_queues = qvirtio_config_readl(&qvirtio_pci, vs->dev, - (uint64_t)(uintptr_t)addr); - - g_assert_cmpint(vs->num_queues, <, MAX_NUM_QUEUES); - - for (i = 0; i < vs->num_queues + 2; i++) { - vs->vq[i] = qvirtqueue_setup(&qvirtio_pci, vs->dev, vs->alloc, i); - } - - /* Clear the POWER ON OCCURRED unit attention */ - g_assert_cmpint(virtio_scsi_do_command(vs, test_unit_ready_cdb, - NULL, 0, NULL, 0, &resp), - ==, 0); - g_assert_cmpint(resp.status, ==, CHECK_CONDITION); - g_assert_cmpint(resp.sense[0], ==, 0x70); /* Fixed format sense buffer */ - g_assert_cmpint(resp.sense[2], ==, UNIT_ATTENTION); - g_assert_cmpint(resp.sense[12], ==, 0x29); /* POWER ON */ - g_assert_cmpint(resp.sense[13], ==, 0x00); - - return vs; -} - -/* Tests only initialization so far. TODO: Replace with functional tests */ -static void pci_nop(void) -{ - qvirtio_scsi_start(NULL); - qvirtio_scsi_stop(); -} - -static void hotplug(void) -{ - QDict *response; - - qvirtio_scsi_start("-drive id=drv1,if=none,file=/dev/null,format=raw"); - response = qmp("{\"execute\": \"device_add\"," - " \"arguments\": {" - " \"driver\": \"scsi-hd\"," - " \"id\": \"scsi-hd\"," - " \"drive\": \"drv1\"" - "}}"); - - g_assert(response); - g_assert(!qdict_haskey(response, "error")); - QDECREF(response); - - response = qmp("{\"execute\": \"device_del\"," - " \"arguments\": {" - " \"id\": \"scsi-hd\"" - "}}"); - - g_assert(response); - g_assert(!qdict_haskey(response, "error")); - g_assert(qdict_haskey(response, "event")); - g_assert(!strcmp(qdict_get_str(response, "event"), "DEVICE_DELETED")); - QDECREF(response); - qvirtio_scsi_stop(); -} - -/* Test WRITE SAME with the lba not aligned */ -static void test_unaligned_write_same(void) -{ - QVirtIOSCSI *vs; - uint8_t buf1[512] = { 0 }; - uint8_t buf2[512] = { 1 }; - const uint8_t write_same_cdb_1[CDB_SIZE] = { 0x41, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x00, 0x02, 0x00 }; - const uint8_t write_same_cdb_2[CDB_SIZE] = { 0x41, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x33, 0x00, 0x00 }; - - qvirtio_scsi_start("-drive file=blkdebug::null-co://,if=none,id=dr1" - ",format=raw,file.align=4k " - "-device scsi-disk,drive=dr1,lun=0,scsi-id=1"); - vs = qvirtio_scsi_pci_init(PCI_SLOT); - - g_assert_cmphex(0, ==, - virtio_scsi_do_command(vs, write_same_cdb_1, NULL, 0, buf1, 512, NULL)); - - g_assert_cmphex(0, ==, - virtio_scsi_do_command(vs, write_same_cdb_2, NULL, 0, buf2, 512, NULL)); - - qvirtio_scsi_pci_free(vs); - qvirtio_scsi_stop(); -} - -int main(int argc, char **argv) -{ - int ret; - - g_test_init(&argc, &argv, NULL); - qtest_add_func("/virtio/scsi/pci/nop", pci_nop); - qtest_add_func("/virtio/scsi/pci/hotplug", hotplug); - qtest_add_func("/virtio/scsi/pci/scsi-disk/unaligned-write-same", - test_unaligned_write_same); - - ret = g_test_run(); - - return ret; -} |