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[PULL 09/29] hw/tricore: Add testdevice for tests in tests/tcg/
From: |
Alex Bennée |
Subject: |
[PULL 09/29] hw/tricore: Add testdevice for tests in tests/tcg/ |
Date: |
Mon, 17 May 2021 17:10:02 +0100 |
From: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
this device is used to verify the correctness of regression tests by
allowing guests to write their exit status to this device. This is then
used by qemu to exit using the written status.
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-4-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-14-alex.bennee@linaro.org>
diff --git a/include/hw/tricore/tricore_testdevice.h
b/include/hw/tricore/tricore_testdevice.h
new file mode 100644
index 0000000000..2c56c51bcb
--- /dev/null
+++ b/include/hw/tricore/tricore_testdevice.h
@@ -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
diff --git a/hw/tricore/tricore_testboard.c b/hw/tricore/tricore_testboard.c
index 51658d9e37..b6810e3be0 100644
--- a/hw/tricore/tricore_testboard.c
+++ b/hw/tricore/tricore_testboard.c
@@ -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;
diff --git a/hw/tricore/tricore_testdevice.c b/hw/tricore/tricore_testdevice.c
new file mode 100644
index 0000000000..a1563aa568
--- /dev/null
+++ b/hw/tricore/tricore_testdevice.c
@@ -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)
diff --git a/hw/tricore/meson.build b/hw/tricore/meson.build
index 77ff6fd137..47e36bb077 100644
--- a/hw/tricore/meson.build
+++ b/hw/tricore/meson.build
@@ -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'))
--
2.20.1
- [PULL 00/29] testing and plugin updates, Alex Bennée, 2021/05/17
- [PULL 02/29] tests/docker: make executable an optional argument to "update", Alex Bennée, 2021/05/17
- [PULL 01/29] tests/docker: fix copying of executable in "update", Alex Bennée, 2021/05/17
- [PULL 04/29] tests/docker: add "fetch" sub-command, Alex Bennée, 2021/05/17
- [PULL 03/29] tests/docker: allow "update" to add the current user, Alex Bennée, 2021/05/17
- [PULL 08/29] tests/tcg: Run timeout cmds using --foreground, Alex Bennée, 2021/05/17
- [PULL 09/29] hw/tricore: Add testdevice for tests in tests/tcg/,
Alex Bennée <=
- [PULL 05/29] docker: Add Hexagon image, Alex Bennée, 2021/05/17
- [PULL 11/29] configure: Emit HOST_CC to config-host.mak, Alex Bennée, 2021/05/17
- [PULL 13/29] tests/tcg/tricore: Add bmerge test, Alex Bennée, 2021/05/17
- [PULL 10/29] tests/tcg/tricore: Add build infrastructure, Alex Bennée, 2021/05/17
- [PULL 07/29] tests/docker: Added libbpf library to the docker files., Alex Bennée, 2021/05/17
- [PULL 06/29] tests/tcg: Use Hexagon Docker image, Alex Bennée, 2021/05/17
- [PULL 12/29] tests/tcg/tricore: Add macros to create tests and first test 'abs', Alex Bennée, 2021/05/17
- [PULL 18/29] tests/tcg/tricore: Add ftoi test, Alex Bennée, 2021/05/17
- [PULL 20/29] tests/tcg/tricore: Add msub test, Alex Bennée, 2021/05/17
- [PULL 23/29] tests/tcg: fix missing return, Alex Bennée, 2021/05/17