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[RFC,v5,6/8] hw: platform-bus: Add platform bus stub

Message ID 1476733110-14293-7-git-send-email-eric.auger@redhat.com
State New
Headers show

Commit Message

Eric Auger Oct. 17, 2016, 7:38 p.m. UTC 
platform_bus_map_region is bound to be called in VFIO common code.

Let's compile this stub in case CONFIG_SOFTMMU is set (VFIO requirement)
and CONFIG_PLATFORM_BUS is not set.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 hw/core/Makefile.objs       |  2 +-
 hw/core/platform-bus-stub.c | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 hw/core/platform-bus-stub.c
diff mbox

Patch

diff --git a/hw/core/Makefile.objs b/hw/core/Makefile.objs
index a4c94e5..f6ececc 100644
--- a/hw/core/Makefile.objs
+++ b/hw/core/Makefile.objs
@@ -18,5 +18,5 @@  common-obj-$(CONFIG_SOFTMMU) += qdev-properties-system.o
 common-obj-$(CONFIG_SOFTMMU) += register.o
 common-obj-$(CONFIG_SOFTMMU) += or-irq.o
 common-obj-$(CONFIG_PLATFORM_BUS) += platform-bus.o
-
+common-obj-$(call land,$(CONFIG_SOFTMMU),$(call lnot,$(CONFIG_PLATFORM_BUS))) += platform-bus-stub.o
 obj-$(CONFIG_SOFTMMU) += generic-loader.o
diff --git a/hw/core/platform-bus-stub.c b/hw/core/platform-bus-stub.c
new file mode 100644
index 0000000..41d4ab6
--- /dev/null
+++ b/hw/core/platform-bus-stub.c
@@ -0,0 +1,27 @@ 
+/*
+ * Platform Bus device stub
+ *
+ * platform_bus_map_region is used in VFIO common code
+ *
+ * Copyright Red Hat, Inc. 2016
+ *
+ * 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 "hw/platform-bus.h"
+
+void platform_bus_map_region(PlatformBusDevice *pbus, MemoryRegion *mr)
+{
+}