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testing: Add Serial Error Reporting testing app
This commit adds support to Serial Error Reporting using the ioctl TIOCGICOUNT. Signed-off-by: Alan C. Assis <[email protected]>
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‎testing/drivers/ser/CMakeLists.txt

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# ##############################################################################
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# apps/testing/drivers/ser/CMakeLists.txt
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more contributor
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# license agreements. See the NOTICE file distributed with this work for
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# additional information regarding copyright ownership. The ASF licenses this
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# file to you under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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#
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# ##############################################################################
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if(CONFIG_TESTING_SERIAL)
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nuttx_add_application(
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NAME
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${CONFIG_TESTING_SERIAL_PROGNAME}
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PRIORITY
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${CONFIG_TESTING_SERIAL_PRIORITY}
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STACKSIZE
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${CONFIG_TESTING_SERIAL_STACKSIZE}
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SRCS
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ser.c)
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endif()

‎testing/drivers/ser/Kconfig

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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config TESTING_SERIAL
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bool "Serial Error Report (ser)"
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default n
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depends on SERIAL_TIOCGICOUNT
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---help---
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Enable the serial error reporting test. This test
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could report U[S]ART erros like frame, overrun, parity, etc
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if TESTING_SERIAL
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config TESTING_SERIAL_PROGNAME
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string "Program name"
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default "ser"
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---help---
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This is the name of the program that will be used when the NSH ELF
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program is installed.
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config TESTING_SERIAL_PRIORITY
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int "ser utility task priority"
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default 100
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config TESTING_SERIAL_STACKSIZE
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int "ser utility stack size"
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default DEFAULT_TASK_STACKSIZE
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endif

‎testing/drivers/ser/Make.defs

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############################################################################
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# apps/testing/drivers/ser/Make.defs
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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ifneq ($(CONFIG_TESTING_SERIAL),)
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CONFIGURED_APPS += $(APPDIR)/testing/drivers/ser
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endif

‎testing/drivers/ser/Makefile

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############################################################################
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# apps/testing/drivers/ser/Makefile
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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include $(APPDIR)/Make.defs
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# ser built-in application info
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PROGNAME = $(CONFIG_TESTING_SERIAL_PROGNAME)
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PRIORITY = $(CONFIG_TESTING_SERIAL_PRIORITY)
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STACKSIZE = $(CONFIG_TESTING_SERIAL_STACKSIZE)
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# ser main source
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MAINSRC = ser.c
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include $(APPDIR)/Application.mk

‎testing/drivers/ser/ser.c

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/****************************************************************************
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* apps/testing/drivers/ser/ser.c
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <fcntl.h>
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#include <libgen.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <nuttx/serial/serial.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct serial_icounter_s rcount;
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struct serial_icounter_s scount;
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int fd;
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int ret;
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fd = open("/dev/ttyS1", O_RDONLY);
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if (fd < 0)
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{
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ret = -ENODEV;
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goto out;
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}
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ret = ioctl(fd, TIOCGICOUNT, &scount);
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if (ret < 0)
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{
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goto out_close;
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}
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while (1)
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{
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ret = ioctl(fd, TIOCGICOUNT, &rcount);
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if (rcount.frame > scount.frame)
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{
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printf("ERROR: framing %d\n", rcount.frame - scount.frame);
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}
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if (rcount.overrun > scount.overrun)
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{
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printf("ERROR: overrun %d\n", rcount.overrun - scount.overrun);
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}
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if (rcount.parity > scount.parity)
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{
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printf("ERROR: parity %d\n", rcount.parity - scount.parity);
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}
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if (rcount.brk > scount.brk)
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{
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printf("ERROR: break %d\n", rcount.brk - scount.brk);
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}
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if (rcount.buf_overrun > scount.buf_overrun)
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{
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printf("ERROR: buffer overrun %d\n",
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rcount.buf_overrun - scount.buf_overrun);
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}
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scount = rcount;
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usleep(1000000);
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}
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out_close:
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close(fd);
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out:
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return ret;
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}

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