Add FAT example

Zoul RE-Mote revision B is supported.

Signed-off-by: Benoît Thébaudeau <benoit@wsystem.com>

examples/fat/Makefile

@@ -0,0 +1,12 @@
+DEFINES+=PROJECT_CONF_H=\"project-conf.h\"
+CONTIKI = ../..
+
+all: example-fat
+
+CONTIKI_WITH_RIME = 1
+
+ifeq ($(TARGET), zoul)
+  BOARD ?= remote-revb
+endif
+
+include $(CONTIKI)/Makefile.include

examples/fat/Makefile.target

@@ -0,0 +1,2 @@
+TARGET = zoul
+BOARD ?= remote-revb

examples/fat/README.md

@@ -0,0 +1,6 @@
+FAT File System Example
+=======================
+
+Supported Hardware (tested or known to work)
+--------------------------------------------
+* Zoul: RE-Mote revision B

examples/fat/example-fat.c

@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2016, Benoît Thébaudeau <benoit@wsystem.com>
+ * 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 of the copyright holder 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 HOLDER 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
+ *         Example demonstrating how to use the FAT file system.
+ */
+/*---------------------------------------------------------------------------*/
+#include <stdio.h>
+#include "contiki.h"
+#include "ff.h"
+/*---------------------------------------------------------------------------*/
+PROCESS(example_fat_process, "FAT example");
+AUTOSTART_PROCESSES(&example_fat_process);
+/*---------------------------------------------------------------------------*/
+#define TEST_FILENAME   "test.txt"
+#define TEST_LINE       "Hello world!"
+/*---------------------------------------------------------------------------*/
+PROCESS_THREAD(example_fat_process, ev, data)
+{
+  static FATFS FatFs; /* Work area (file system object) for logical drive */
+  FIL fil;            /* File object */
+  char line[82];      /* Line buffer */
+  FRESULT fr;         /* FatFs return code */
+
+  PROCESS_BEGIN();
+
+  printf("FAT example\n");
+
+  /* Register work area to the default drive */
+  f_mount(&FatFs, "", 0);
+
+  printf("Writing \"%s\" to \"%s\"\n", TEST_LINE, TEST_FILENAME);
+
+  /* Create the test file */
+  fr = f_open(&fil, TEST_FILENAME, FA_WRITE | FA_CREATE_ALWAYS);
+  if(fr) {
+    printf("f_open() error: %d\n", fr);
+    PROCESS_EXIT();
+  }
+
+  /* Write the test line */
+  f_printf(&fil, "%s\n", TEST_LINE);
+
+  /* Close the file */
+  f_close(&fil);
+
+  printf("Reading back \"%s\":\n\n", TEST_FILENAME);
+
+  /* Open the test file */
+  fr = f_open(&fil, TEST_FILENAME, FA_READ);
+  if(fr) {
+    printf("f_open() error: %d\n", fr);
+    PROCESS_EXIT();
+  }
+
+  /* Read all the lines and display them */
+  while(f_gets(line, sizeof(line), &fil)) {
+    printf(line);
+  }
+
+  /* Close the file */
+  f_close(&fil);
+
+  printf("\nDone\n");
+
+  PROCESS_END();
+}

examples/fat/project-conf.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2016, Benoît Thébaudeau <benoit.thebaudeau.dev@gmail.com>
+ * 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 of the copyright holder 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 HOLDER 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.
+ */
+/*---------------------------------------------------------------------------*/
+#ifndef PROJECT_CONF_H_
+#define PROJECT_CONF_H_
+/*---------------------------------------------------------------------------*/
+#if CONTIKI_TARGET_ZOUL
+#define RTC_CONF_INIT           1
+#define RTC_CONF_SET_FROM_SYS   1
+#endif
+
+#endif /* PROJECT_CONF_H_ */
+/*---------------------------------------------------------------------------*/

regression-tests/18-compile-arm-ports/Makefile

@@ -54,6 +54,7 @@ sensniff/ev-aducrf101mkxz \
 cfs-coffee/cc2538dk \
 cfs-coffee/openmote-cc2538 \
 cfs-coffee/zoul \
+fat/zoul:BOARD=remote-revb \
 ipv6/rpl-tsch/zoul \
 ipv6/rpl-tsch/zoul:MAKE_WITH_ORCHESTRA=1 \
 ipv6/rpl-tsch/zoul:MAKE_WITH_SECURITY=1