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This commit introduces the timerjitter test case, designed for assessing timer accuracy quickly. It is a simplified cyclictest implementation, optimized for fast and effective testing of timer precision. The program sets up a periodic timer and awaits the firing of SIGALRM. Upon signal arrived, it computes the time difference between consecutive periods. A smaller time difference indicates higher time accuracy. You can execute timerjitter without passing any arguments. Alternatively, you have the option to pass '-p' to print the time difference after each period, or provide additional arguments to customize the timer interval (in microseconds) and the number of test iterations. Signed-off-by: ouyangxiangzhen <ouyangxiangzhen@xiaomi.com>
26 lines
849 B
Makefile
26 lines
849 B
Makefile
#
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# Copyright (C) 2024 Xiaomi Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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include $(APPDIR)/Make.defs
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PROGNAME = timerjitter
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PRIORITY = $(CONFIG_TESTING_TIMERJITTER_PRIORITY)
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STACKSIZE = $(CONFIG_TESTING_TIMERJITTER_STACKSIZE)
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MODULE = $(CONFIG_TESTING_TIMERJITTER)
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MAINSRC = timerjitter.c
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include $(APPDIR)/Application.mk
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