[Qemu-devel] [PATCH v2 10/34] tests/qgraph: ppc64/pseries machine node

[Emanuele Giuseppe Esposito]

Add pseries  machine for the ppc64 QEMU binary. This machine contains a
spapr-pci-host-bridge driver, that contains itself a pci-bus-spapr
that produces the pci-bus interface.

Signed-off-by: Emanuele Giuseppe Esposito <address@hidden>
---
 tests/Makefile.include               |   1 +
 tests/libqos/ppc64_pseries-machine.c | 111 +++++++++++++++++++++++++++
 2 files changed, 112 insertions(+)
 create mode 100644 tests/libqos/ppc64_pseries-machine.c

diff --git a/tests/Makefile.include b/tests/Makefile.include
index 5ce905bd82..b86aa52546 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-pci-obj-y = $(libqos-pc-obj-y) $(libqos-spapr-obj-y)
 libqgraph-pci-obj-y += $(libqgraph-machines-obj-y)
diff --git a/tests/libqos/ppc64_pseries-machine.c 
b/tests/libqos/ppc64_pseries-machine.c
new file mode 100644
index 0000000000..689bb390bf
--- /dev/null
+++ b/tests/libqos/ppc64_pseries-machine.c
@@ -0,0 +1,111 @@
+/*
+ * libqos driver framework
+ *
+ * Copyright (c) 2018 Emanuele Giuseppe Esposito <address@hidden>
+ *
+ * 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/qgraph.h"
+#include "pci-spapr.h"
+#include "libqos/malloc-spapr.h"
+
+typedef struct QSPAPR_pci_host QSPAPR_pci_host;
+typedef struct Qppc64_pseriesMachine Qppc64_pseriesMachine;
+
+struct QSPAPR_pci_host {
+    QOSGraphObject obj;
+    QPCIBusSPAPR pci;
+};
+
+struct Qppc64_pseriesMachine {
+    QOSGraphObject obj;
+    QGuestAllocator *alloc;
+    QSPAPR_pci_host bridge;
+};
+
+/* QSPAPR_pci_host */
+
+static QOSGraphObject *QSPAPR_host_get_device(void *obj, const char *device)
+{
+    QSPAPR_pci_host *host = obj;
+    if (!g_strcmp0(device, "pci-bus-spapr")) {
+        return &host->pci.obj;
+    }
+    printf("%s not present in QSPAPR_pci_host\n", device);
+    abort();
+}
+
+static void qos_create_QSPAPR_host(QSPAPR_pci_host *host,
+                                   QGuestAllocator *alloc)
+{
+    host->obj.get_device = QSPAPR_host_get_device;
+    qpci_init_spapr(&host->pci, global_qtest, alloc);
+}
+
+/* ppc64/pseries machine */
+
+static void spapr_destroy(QOSGraphObject *obj)
+{
+    Qppc64_pseriesMachine *machine = (Qppc64_pseriesMachine *) obj;
+    spapr_alloc_uninit(machine->alloc);
+    g_free(obj);
+}
+
+static void *spapr_get_driver(void *object, const char *interface)
+{
+    Qppc64_pseriesMachine *machine = object;
+    if (!g_strcmp0(interface, "guest_allocator")) {
+        return machine->alloc;
+    }
+
+    printf("%s not present in ppc64/pseries\n", interface);
+    abort();
+}
+
+static QOSGraphObject *spapr_get_device(void *obj, const char *device)
+{
+    Qppc64_pseriesMachine *machine = obj;
+    if (!g_strcmp0(device, "spapr-pci-host-bridge")) {
+        return &machine->bridge.obj;
+    }
+
+    printf("%s not present in ppc64/pseries\n", device);
+    abort();
+}
+
+static void *qos_create_machine_spapr(void)
+{
+    Qppc64_pseriesMachine *machine = g_new0(Qppc64_pseriesMachine, 1);
+    machine->obj.get_device = spapr_get_device;
+    machine->obj.get_driver = spapr_get_driver;
+    machine->obj.destructor = spapr_destroy;
+    machine->alloc =  spapr_alloc_init_flags(global_qtest,
+                                                ALLOC_NO_FLAGS);
+    qos_create_QSPAPR_host(&machine->bridge, machine->alloc);
+
+    return &machine->obj;
+}
+
+static void spapr_machine(void)
+{
+    qos_node_create_machine("ppc64/pseries", qos_create_machine_spapr);
+    qos_node_create_driver("spapr-pci-host-bridge", NULL);
+    qos_node_contains("ppc64/pseries", "spapr-pci-host-bridge", NULL);
+    qos_node_contains("spapr-pci-host-bridge", "pci-bus-spapr", NULL);
+}
+
+libqos_init(spapr_machine);
+
-- 
2.17.1