Remove MTD test

src/systemcmds/tests/test_mtd.c

-/****************************************************************************
- *
- *   Copyright (c) 2012-2014 PX4 Development Team. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name PX4 nor the names of its contributors may be
- *    used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-
-/**
- * @file test_mtd.c
- *
- * Param storage / file test.
- *
- * @author Lorenz Meier <lm@inf.ethz.ch>
- */
-
-#include <sys/stat.h>
-#include <poll.h>
-#include <dirent.h>
-#include <stdio.h>
-#include <stddef.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <systemlib/err.h>
-#include <systemlib/perf_counter.h>
-#include <string.h>
-
-#include <drivers/drv_hrt.h>
-
-#include "tests.h"
-
-#define PARAM_FILE_NAME "/fs/mtd_params"
-
-static int check_user_abort(int fd);
-static void print_fail(void);
-static void print_success(void);
-
-int check_user_abort(int fd) {
-	/* check if user wants to abort */
-	char c;
-
-	struct pollfd fds;
-	int ret;
-	fds.fd = 0; /* stdin */
-	fds.events = POLLIN;
-	ret = poll(&fds, 1, 0);
-
-	if (ret > 0) {
-
-		read(0, &c, 1);
-
-		switch (c) {
-		case 0x03: // ctrl-c
-		case 0x1b: // esc
-		case 'c':
-		case 'q':
-		{
-			warnx("Test aborted.");
-			fsync(fd);
-			close(fd);
-			return OK;
-			/* not reached */
-			}
-		}
-	}
-
-	return 1;
-}
-
-void print_fail()
-{
-	printf("<[T]: MTD: FAIL>\n");
-}
-
-void print_success()
-{
-	printf("<[T]: MTD: OK>\n");
-}
-
-int
-test_mtd(int argc, char *argv[])
-{
-	unsigned iterations= 0;
-
-	/* check if microSD card is mounted */
-	struct stat buffer;
-	if (stat(PARAM_FILE_NAME, &buffer)) {
-		warnx("file %s not found, aborting MTD test", PARAM_FILE_NAME);
-		print_fail();
-		return 1;
-	}
-
-	// XXX get real storage space here
-	unsigned file_size = 4096;
-
-	/* perform tests for a range of chunk sizes */
-	unsigned chunk_sizes[] = {256, 512, 4096};
-
-	for (unsigned c = 0; c < (sizeof(chunk_sizes) / sizeof(chunk_sizes[0])); c++) {
-
-		printf("\n====== FILE TEST: %u bytes chunks ======\n", chunk_sizes[c]);
-
-		uint8_t write_buf[chunk_sizes[c]] __attribute__((aligned(64)));
-
-		/* fill write buffer with known values */
-		for (unsigned i = 0; i < sizeof(write_buf); i++) {
-			/* this will wrap, but we just need a known value with spacing */
-			write_buf[i] = i+11;
-		}
-
-		uint8_t read_buf[chunk_sizes[c]] __attribute__((aligned(64)));
-		hrt_abstime start, end;
-
-		int fd = open(PARAM_FILE_NAME, O_RDONLY);
-		int rret = read(fd, read_buf, chunk_sizes[c]);
-		close(fd);
-		if (rret <= 0) {
-			err(1, "read error");
-		}
-
-		fd = open(PARAM_FILE_NAME, O_WRONLY);
-
-		printf("printing 2 percent of the first chunk:\n");
-		for (unsigned i = 0; i < sizeof(read_buf) / 50; i++) {
-			printf("%02X", read_buf[i]);
-		}
-		printf("\n");
-
-		iterations = file_size / chunk_sizes[c];
-
-		start = hrt_absolute_time();
-		for (unsigned i = 0; i < iterations; i++) {
-			int wret = write(fd, write_buf, chunk_sizes[c]);
-
-			if (wret != (int)chunk_sizes[c]) {
-				warn("WRITE ERROR!");
-				print_fail();
-				return 1;
-			}
-
-			fsync(fd);
-
-			if (!check_user_abort(fd))
-				return OK;
-
-		}
-		end = hrt_absolute_time();
-
-		warnx("write took %llu us", (end - start));
-
-		close(fd);
-		fd = open(PARAM_FILE_NAME, O_RDONLY);
-
-		/* read back data for validation */
-		for (unsigned i = 0; i < iterations; i++) {
-			int rret2 = read(fd, read_buf, chunk_sizes[c]);
-
-			if (rret2 != (int)chunk_sizes[c]) {
-				warnx("READ ERROR!");
-				print_fail();
-				return 1;
-			}
-			
-			/* compare value */
-			bool compare_ok = true;
-
-			for (unsigned j = 0; j < chunk_sizes[c]; j++) {
-				if (read_buf[j] != write_buf[j]) {
-					warnx("COMPARISON ERROR: byte %d", j);
-					print_fail();
-					compare_ok = false;
-					break;
-				}
-			}
-
-			if (!compare_ok) {
-				warnx("ABORTING FURTHER COMPARISON DUE TO ERROR");
-				print_fail();
-				return 1;
-			}
-
-			if (!check_user_abort(fd))
-				return OK;
-
-		}
-
-
-		close(fd);
-
-	}
-
-	/* fill the file with 0xFF to make it look new again */
-	char ffbuf[64];
-	memset(ffbuf, 0xFF, sizeof(ffbuf));
-	int fd = open(PARAM_FILE_NAME, O_WRONLY);
-	for (unsigned i = 0; i < file_size / sizeof(ffbuf); i++) {
-		int ret = write(fd, ffbuf, sizeof(ffbuf));
-
-		if (ret != sizeof(ffbuf)) {
-			warnx("ERROR! Could not fill file with 0xFF");
-			close(fd);
-			print_fail();
-			return 1;
-		}
-	}
-
-	(void)close(fd);
-	print_success();
-
-	return 0;
-}

src/systemcmds/tests/tests.h

 /****************************************************************************
  *
- *   Copyright (c) 2012-2014 PX4 Development Team. All rights reserved.
+ *   Copyright (c) 2012-2015 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -112,7 +112,6 @@ extern int	test_mixer(int argc, char *argv[]);
 extern int	test_rc(int argc, char *argv[]);
 extern int	test_conv(int argc, char *argv[]);
 extern int	test_mount(int argc, char *argv[]);
-extern int	test_mtd(int argc, char *argv[]);
 extern int	test_mathlib(int argc, char *argv[]);
 
 __END_DECLS

src/systemcmds/tests/tests_main.c

 /****************************************************************************
  *
- *   Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved.
+ *   Copyright (c) 2012-2015 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -109,7 +109,6 @@ const struct {
 	{"rc",			test_rc,	OPT_NOJIGTEST | OPT_NOALLTEST},
 	{"conv",		test_conv,	OPT_NOJIGTEST | OPT_NOALLTEST},
 	{"mount",		test_mount,	OPT_NOJIGTEST | OPT_NOALLTEST},
-	{"mtd",			test_mtd,	0},
 #ifndef TESTS_MATHLIB_DISABLE
 	{"mathlib",		test_mathlib,	0},
 #endif