diff --git a/tests/Makefile.include b/tests/Makefile.include index a0b42c9ca5..48b7cf0b5d 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -743,6 +743,7 @@ qos-test-obj-y += tests/libqos/virtio-balloon.o qos-test-obj-y += tests/libqos/virtio-blk.o qos-test-obj-y += tests/libqos/virtio-net.o qos-test-obj-y += tests/libqos/virtio-rng.o +qos-test-obj-y += tests/libqos/virtio-scsi.o qos-test-obj-y += tests/libqos/virtio-serial.o # Machines diff --git a/tests/libqos/virtio-scsi.c b/tests/libqos/virtio-scsi.c new file mode 100644 index 0000000000..482684d0bc --- /dev/null +++ b/tests/libqos/virtio-scsi.c @@ -0,0 +1,117 @@ +/* + * libqos driver framework + * + * Copyright (c) 2018 Emanuele Giuseppe Esposito + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2 as published by the Free Software Foundation. + * + * 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 + */ + +#include "qemu/osdep.h" +#include "libqtest.h" +#include "standard-headers/linux/virtio_ids.h" +#include "libqos/qgraph.h" +#include "libqos/virtio-scsi.h" + +/* virtio-scsi-device */ +static void *qvirtio_scsi_get_driver(QVirtioSCSI *v_scsi, + const char *interface) +{ + if (!g_strcmp0(interface, "virtio-scsi")) { + return v_scsi; + } + if (!g_strcmp0(interface, "virtio")) { + return v_scsi->vdev; + } + + fprintf(stderr, "%s not present in virtio-scsi-device\n", interface); + g_assert_not_reached(); +} + +static void *qvirtio_scsi_device_get_driver(void *object, + const char *interface) +{ + QVirtioSCSIDevice *v_scsi = object; + return qvirtio_scsi_get_driver(&v_scsi->scsi, interface); +} + +static void *virtio_scsi_device_create(void *virtio_dev, + QGuestAllocator *t_alloc, + void *addr) +{ + QVirtioSCSIDevice *virtio_bdevice = g_new0(QVirtioSCSIDevice, 1); + QVirtioSCSI *interface = &virtio_bdevice->scsi; + + interface->vdev = virtio_dev; + + virtio_bdevice->obj.get_driver = qvirtio_scsi_device_get_driver; + + return &virtio_bdevice->obj; +} + +/* virtio-scsi-pci */ +static void *qvirtio_scsi_pci_get_driver(void *object, + const char *interface) +{ + QVirtioSCSIPCI *v_scsi = object; + if (!g_strcmp0(interface, "pci-device")) { + return v_scsi->pci_vdev.pdev; + } + return qvirtio_scsi_get_driver(&v_scsi->scsi, interface); +} + +static void *virtio_scsi_pci_create(void *pci_bus, + QGuestAllocator *t_alloc, + void *addr) +{ + QVirtioSCSIPCI *virtio_spci = g_new0(QVirtioSCSIPCI, 1); + QVirtioSCSI *interface = &virtio_spci->scsi; + QOSGraphObject *obj = &virtio_spci->pci_vdev.obj; + + virtio_pci_init(&virtio_spci->pci_vdev, pci_bus, addr); + interface->vdev = &virtio_spci->pci_vdev.vdev; + + g_assert_cmphex(interface->vdev->device_type, ==, VIRTIO_ID_SCSI); + + obj->get_driver = qvirtio_scsi_pci_get_driver; + + return obj; +} + +static void virtio_scsi_register_nodes(void) +{ + QPCIAddress addr = { + .devfn = QPCI_DEVFN(4, 0), + }; + + QOSGraphEdgeOptions opts = { + .before_cmd_line = "-drive id=drv0,if=none,file=null-co://,format=raw", + .after_cmd_line = "-device scsi-hd,bus=vs0.0,drive=drv0", + }; + + /* virtio-scsi-device */ + opts.extra_device_opts = "id=vs0"; + qos_node_create_driver("virtio-scsi-device", + virtio_scsi_device_create); + qos_node_consumes("virtio-scsi-device", "virtio-bus", &opts); + qos_node_produces("virtio-scsi-device", "virtio-scsi"); + + /* virtio-scsi-pci */ + opts.extra_device_opts = "id=vs0,addr=04.0"; + add_qpci_address(&opts, &addr); + qos_node_create_driver("virtio-scsi-pci", virtio_scsi_pci_create); + qos_node_consumes("virtio-scsi-pci", "pci-bus", &opts); + qos_node_produces("virtio-scsi-pci", "pci-device"); + qos_node_produces("virtio-scsi-pci", "virtio-scsi"); +} + +libqos_init(virtio_scsi_register_nodes); diff --git a/tests/libqos/virtio-scsi.h b/tests/libqos/virtio-scsi.h new file mode 100644 index 0000000000..17a47beddc --- /dev/null +++ b/tests/libqos/virtio-scsi.h @@ -0,0 +1,39 @@ +/* + * libqos driver framework + * + * Copyright (c) 2018 Emanuele Giuseppe Esposito + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2 as published by the Free Software Foundation. + * + * 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 + */ + +#include "libqos/qgraph.h" +#include "libqos/virtio.h" +#include "libqos/virtio-pci.h" + +typedef struct QVirtioSCSI QVirtioSCSI; +typedef struct QVirtioSCSIPCI QVirtioSCSIPCI; +typedef struct QVirtioSCSIDevice QVirtioSCSIDevice; + +struct QVirtioSCSI { + QVirtioDevice *vdev; +}; + +struct QVirtioSCSIPCI { + QVirtioPCIDevice pci_vdev; + QVirtioSCSI scsi; +}; + +struct QVirtioSCSIDevice { + QOSGraphObject obj; + QVirtioSCSI scsi; +};