Add arm/virt machine to the graph. This machine contains virtio-mmio, so its constructor must take care of setting it properly when called.
Signed-off-by: Emanuele Giuseppe Esposito <e.emanuelegiuse...@gmail.com> --- tests/Makefile.include | 1 + tests/libqos/virt-machine.c | 90 +++++++++++++++++++++++++++++++++++++ 2 files changed, 91 insertions(+) create mode 100644 tests/libqos/virt-machine.c diff --git a/tests/Makefile.include b/tests/Makefile.include index 5220136473..20cb983ed0 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -770,6 +770,7 @@ libqos-virtio-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y) tests/libqos/virt libqgraph-machines-obj-y = tests/libqos/x86_64_pc-machine.o libqgraph-machines-obj-y += tests/libqos/raspi2-machine.o libqgraph-machines-obj-y += tests/libqos/ppc64_pseries-machine.o +libqgraph-machines-obj-y += tests/libqos/virt-machine.o libqgraph-pci-obj-y = $(libqos-virtio-obj-y) libqgraph-pci-obj-y += $(libqgraph-machines-obj-y) diff --git a/tests/libqos/virt-machine.c b/tests/libqos/virt-machine.c new file mode 100644 index 0000000000..c8910a58f4 --- /dev/null +++ b/tests/libqos/virt-machine.c @@ -0,0 +1,90 @@ +/* + * libqos driver framework + * + * Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuse...@gmail.com> + * + * 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 <http://www.gnu.org/licenses/> + */ + +#include "qemu/osdep.h" +#include "libqtest.h" +#include "libqos/malloc.h" +#include "libqos/qgraph.h" +#include "libqos/virtio-mmio.h" +#include "libqos/malloc-generic.h" + +#define ARM_PAGE_SIZE 4096 +#define VIRTIO_MMIO_BASE_ADDR 0x0A003E00 +#define ARM_VIRT_RAM_ADDR 0x40000000 +#define ARM_VIRT_RAM_SIZE 0x20000000 +#define VIRTIO_MMIO_SIZE 0x00000200 + +typedef struct QVirtioMachine QVirtioMachine; + +struct QVirtioMachine { + QOSGraphObject obj; + QGuestAllocator *alloc; + QVirtioMMIODevice virtio_mmio; +}; + +static void virtio_destructor(QOSGraphObject *obj) +{ + QVirtioMachine *machine = (QVirtioMachine *) obj; + generic_alloc_uninit(machine->alloc); + g_free(obj); +} + +static void *virtio_get_driver(void *object, const char *interface) +{ + QVirtioMachine *machine = object; + if (!g_strcmp0(interface, "memory")) { + return machine->alloc; + } + + fprintf(stderr, "%s not present in arm/virtio\n", interface); + g_assert_not_reached(); +} + +static QOSGraphObject *virtio_get_device(void *obj, const char *device) +{ + QVirtioMachine *machine = obj; + if (!g_strcmp0(device, "virtio-mmio")) { + return &machine->virtio_mmio.obj; + } + + fprintf(stderr, "%s not present in arm/virtio\n", device); + g_assert_not_reached(); +} + +static void *qos_create_machine_arm_virt(void) +{ + QVirtioMachine *machine = g_new0(QVirtioMachine, 1); + + machine->alloc = generic_alloc_init(ARM_VIRT_RAM_ADDR, ARM_VIRT_RAM_SIZE, + ARM_PAGE_SIZE); + qvirtio_mmio_init_device(&machine->virtio_mmio, VIRTIO_MMIO_BASE_ADDR, + VIRTIO_MMIO_SIZE); + + machine->obj.get_device = virtio_get_device; + machine->obj.get_driver = virtio_get_driver; + machine->obj.destructor = virtio_destructor; + return machine; +} + +static void virtio_mmio_register_nodes(void) +{ + qos_node_create_machine("arm/virt", qos_create_machine_arm_virt); + qos_node_contains("arm/virt", "virtio-mmio", NULL); +} + +libqos_init(virtio_mmio_register_nodes); -- 2.17.1
