target-or32: Add target stubs and QOM cpu

Add OpenRISC target stubs, QOM cpu and basic machine.

Signed-off-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

1 files changed, 47 insertions, 0 deletions

diff --git a/target-openrisc/machine.c b/target-openrisc/machine.c
new file mode 100644
index 0000000000..cba9811ea5
--- /dev/null
+++ b/target-openrisc/machine.c
@@ -0,0 +1,47 @@
+/*
+ * OpenRISC Machine
+ *
+ * Copyright (c) 2011-2012 Jia Liu <proljc@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 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 "hw/hw.h"
+#include "hw/boards.h"
+
+static const VMStateDescription vmstate_cpu = {
+    .name = "cpu",
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT32_ARRAY(gpr, CPUOpenRISCState, 32),
+        VMSTATE_UINT32(sr, CPUOpenRISCState),
+        VMSTATE_UINT32(epcr, CPUOpenRISCState),
+        VMSTATE_UINT32(eear, CPUOpenRISCState),
+        VMSTATE_UINT32(esr, CPUOpenRISCState),
+        VMSTATE_UINT32(fpcsr, CPUOpenRISCState),
+        VMSTATE_UINT32(pc, CPUOpenRISCState),
+        VMSTATE_UINT32(npc, CPUOpenRISCState),
+        VMSTATE_UINT32(ppc, CPUOpenRISCState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
+void cpu_save(QEMUFile *f, void *opaque)
+{
+    vmstate_save_state(f, &vmstate_cpu, opaque);
+}
+
+int cpu_load(QEMUFile *f, void *opaque, int version_id)
+{
+    return vmstate_load_state(f, &vmstate_cpu, opaque, version_id);
+}