new file mode 100644
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2018-2021 Bastian Koppelmann Paderborn University
+ *
+ * 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/>.
+ */
+
+
+#ifndef HW_TRICORE_TESTDEV_H
+#define HW_TRICORE_TESTDEV_H
+
+#include "hw/sysbus.h"
+#include "hw/hw.h"
+
+#define TYPE_TRICORE_TESTDEVICE "tricore_testdevice"
+#define TRICORE_TESTDEVICE(obj) \
+ OBJECT_CHECK(TriCoreTestDeviceState, (obj), TYPE_TRICORE_TESTDEVICE)
+
+typedef struct {
+ /* <private> */
+ SysBusDevice parent_obj;
+
+ /* <public> */
+ MemoryRegion iomem;
+
+} TriCoreTestDeviceState;
+
+#endif
@@ -27,6 +27,7 @@
#include "hw/loader.h"
#include "elf.h"
#include "hw/tricore/tricore.h"
+#include "hw/tricore/tricore_testdevice.h"
#include "qemu/error-report.h"
@@ -56,6 +57,7 @@ static void tricore_testboard_init(MachineState *machine, int board_id)
{
TriCoreCPU *cpu;
CPUTriCoreState *env;
+ TriCoreTestDeviceState *test_dev;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ext_cram = g_new(MemoryRegion, 1);
@@ -87,6 +89,12 @@ static void tricore_testboard_init(MachineState *machine, int board_id)
memory_region_add_subregion(sysmem, 0xf0050000, pcp_data);
memory_region_add_subregion(sysmem, 0xf0060000, pcp_text);
+ test_dev = g_new(TriCoreTestDeviceState, 1);
+ object_initialize(test_dev, sizeof(TriCoreTestDeviceState),
+ TYPE_TRICORE_TESTDEVICE);
+ memory_region_add_subregion(sysmem, 0xf0000000, &test_dev->iomem);
+
+
tricoretb_binfo.ram_size = machine->ram_size;
tricoretb_binfo.kernel_filename = machine->kernel_filename;
new file mode 100644
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2018-2021 Bastian Koppelmann Paderborn University
+ *
+ * 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/sysbus.h"
+#include "hw/qdev-properties.h"
+#include "hw/tricore/tricore_testdevice.h"
+
+static void tricore_testdevice_write(void *opaque, hwaddr offset,
+ uint64_t value, unsigned size)
+{
+ exit(value);
+}
+
+static uint64_t tricore_testdevice_read(void *opaque, hwaddr offset,
+ unsigned size)
+{
+ return 0xdeadbeef;
+}
+
+static void tricore_testdevice_reset(DeviceState *dev)
+{
+}
+
+static const MemoryRegionOps tricore_testdevice_ops = {
+ .read = tricore_testdevice_read,
+ .write = tricore_testdevice_write,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static void tricore_testdevice_init(Object *obj)
+{
+ TriCoreTestDeviceState *s = TRICORE_TESTDEVICE(obj);
+ /* map memory */
+ memory_region_init_io(&s->iomem, OBJECT(s), &tricore_testdevice_ops, s,
+ "tricore_testdevice", 0x4);
+}
+
+static Property tricore_testdevice_properties[] = {
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void tricore_testdevice_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ device_class_set_props(dc, tricore_testdevice_properties);
+ dc->reset = tricore_testdevice_reset;
+}
+
+static const TypeInfo tricore_testdevice_info = {
+ .name = TYPE_TRICORE_TESTDEVICE,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(TriCoreTestDeviceState),
+ .instance_init = tricore_testdevice_init,
+ .class_init = tricore_testdevice_class_init,
+};
+
+static void tricore_testdevice_register_types(void)
+{
+ type_register_static(&tricore_testdevice_info);
+}
+
+type_init(tricore_testdevice_register_types)
@@ -1,5 +1,6 @@
tricore_ss = ss.source_set()
tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tricore_testboard.c'))
+tricore_ss.add(when: 'CONFIG_TRICORE', if_true: files('tricore_testdevice.c'))
tricore_ss.add(when: 'CONFIG_TRIBOARD', if_true: files('triboard.c'))
tricore_ss.add(when: 'CONFIG_TC27X_SOC', if_true: files('tc27x_soc.c'))