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83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
/*
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* Copyright (c) 2018-2021 Bastian Koppelmann Paderborn University
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "hw/sysbus.h"
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#include "hw/qdev-properties.h"
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#include "hw/tricore/tricore_testdevice.h"
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static void tricore_testdevice_write(void *opaque, hwaddr offset,
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uint64_t value, unsigned size)
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{
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exit(value);
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}
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static uint64_t tricore_testdevice_read(void *opaque, hwaddr offset,
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unsigned size)
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{
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return 0xdeadbeef;
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}
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static void tricore_testdevice_reset(DeviceState *dev)
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{
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}
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static const MemoryRegionOps tricore_testdevice_ops = {
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.read = tricore_testdevice_read,
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.write = tricore_testdevice_write,
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.valid = {
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.min_access_size = 4,
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.max_access_size = 4,
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},
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.endianness = DEVICE_NATIVE_ENDIAN,
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};
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static void tricore_testdevice_init(Object *obj)
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{
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TriCoreTestDeviceState *s = TRICORE_TESTDEVICE(obj);
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/* map memory */
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memory_region_init_io(&s->iomem, OBJECT(s), &tricore_testdevice_ops, s,
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"tricore_testdevice", 0x4);
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}
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static Property tricore_testdevice_properties[] = {
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DEFINE_PROP_END_OF_LIST()
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};
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static void tricore_testdevice_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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device_class_set_props(dc, tricore_testdevice_properties);
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dc->reset = tricore_testdevice_reset;
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}
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static const TypeInfo tricore_testdevice_info = {
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.name = TYPE_TRICORE_TESTDEVICE,
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.parent = TYPE_SYS_BUS_DEVICE,
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.instance_size = sizeof(TriCoreTestDeviceState),
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.instance_init = tricore_testdevice_init,
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.class_init = tricore_testdevice_class_init,
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};
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static void tricore_testdevice_register_types(void)
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{
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type_register_static(&tricore_testdevice_info);
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}
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type_init(tricore_testdevice_register_types)
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