Merge pull request ARMmbed#9 from yennster/uart-new

Added peripherals & updated Mbed OS

Author: Jenny Plunkett

.astyleignore

@@ -2,17 +2,13 @@ BUILD
 cmsis
 features/cryptocell
 features/mbedtls
-features/FEATURE_LWIP/lwip
+features/lwipstack/lwip
 rtos/TARGET_CORTEX/rtx4
 features/filesystem/littlefs/littlefs
 features/filesystem/fat/ChaN
 features/frameworks
 features/FEATURE_BLE/targets
-features/FEATURE_LWIP/lwip-interface/lwip
 features/unsupported/
-features/FEATURE_COMMON_PAL/
-FEATURE_NANOSTACK/coap-service
-FEATURE_NANOSTACK/sal-stack-nanostack
 rtos/TARGET_CORTEX/rtx5
 targets
 tools

.travis.yml

@@ -30,6 +30,8 @@ before_install:
   # Setup ppa to make sure arm-none-eabi-gcc is correct version
   - sudo add-apt-repository -y ppa:team-gcc-arm-embedded/ppa
   - sudo add-apt-repository -y ppa:deadsnakes/ppa
+  # Fix for "The following signatures were invalid: KEYEXPIRED 1515625755" failed". See https://github.com/travis-ci/travis-ci/issues/9037
+  - sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6
   # Loop until update succeeds (timeouts can occur)
   - travis_retry $(! sudo apt-get update 2>&1 |grep Failed)
 
@@ -160,7 +162,7 @@ matrix:
         - python tools/make.py -t GCC_ARM -m K64F --source=. --build=BUILD/K64F/GCC_ARM -j0
         # Check that example compiles without rtos
         - sed -n '/``` cpp/,/```/{/```$/Q;/```/d;p;}' $EVENTS/README.md > main.cpp
-        - rm -r rtos features/cellular features/netsocket features/nanostack features/frameworks/greentea-client features/frameworks/utest features/frameworks/unity BUILD
+        - rm -r rtos features/cellular features/netsocket features/nanostack features/lwipstack features/frameworks/greentea-client features/frameworks/utest features/frameworks/unity BUILD
         - python tools/make.py -t GCC_ARM -m DISCO_F401VC --source=. --build=BUILD/DISCO_F401VC/GCC_ARM -j0
         # Run local equeue tests
         - make -C $EVENTS/equeue test

TESTS/mbed_hal/sleep/main.cpp

@@ -28,6 +28,22 @@
 
 #define US_PER_S 1000000
 
+/* Flush serial buffer before deep sleep
+ *
+ * Since deepsleep() may shut down the UART peripheral, we wait for some time
+ * to allow for hardware serial buffers to completely flush.
+ *
+ * Take NUMAKER_PFM_NUC472 as an example:
+ * Its UART peripheral has 16-byte Tx FIFO. With baud rate set to 9600, flush
+ * Tx FIFO would take: 16 * 8 * 1000 / 9600 = 13.3 (ms). So set wait time to
+ * 20ms here for safe.
+ *
+ * This should be replaced with a better function that checks if the
+ * hardware buffers are empty. However, such an API does not exist now,
+ * so we'll use the wait_ms() function for now.
+ */
+#define SERIAL_FLUSH_TIME_MS    20
+
 using namespace utest::v1;
 
 /* The following ticker frequencies are possible:
@@ -167,7 +183,7 @@ void deepsleep_lpticker_test()
     /* Give some time Green Tea to finish UART transmission before entering
      * deep-sleep mode.
      */
-    wait_ms(10);
+    wait_ms(SERIAL_FLUSH_TIME_MS);
 
     TEST_ASSERT_TRUE_MESSAGE(sleep_manager_can_deep_sleep(), "deep sleep should not be locked");
 
@@ -202,7 +218,7 @@ void deepsleep_high_speed_clocks_turned_off_test()
     /* Give some time Green Tea to finish UART transmission before entering
      * deep-sleep mode.
      */
-    wait_ms(10);
+    wait_ms(SERIAL_FLUSH_TIME_MS);
 
     TEST_ASSERT_TRUE_MESSAGE(sleep_manager_can_deep_sleep(), "deep sleep should not be locked");
 

TESTS/mbed_platform/error_handling/main.cpp

@@ -132,12 +132,12 @@ void test_error_context_capture()
     TEST_ASSERT_EQUAL_UINT((uint32_t)current_thread->thread_addr, error_ctx.thread_entry_address);
     TEST_ASSERT_EQUAL_UINT((uint32_t)current_thread->stack_size, error_ctx.thread_stack_size);
     TEST_ASSERT_EQUAL_UINT((uint32_t)current_thread->stack_mem, error_ctx.thread_stack_mem);
-#ifdef MBED_CONF_ERROR_FILENAME_CAPTURE_ENABLED
+#if MBED_CONF_PLATFORM_ERROR_FILENAME_CAPTURE_ENABLED
     TEST_ASSERT_EQUAL_STRING(MBED_FILENAME, error_ctx.error_filename);
 #endif    
 }
 
-#ifndef MBED_CONF_ERROR_HIST_DISABLED
+#if MBED_CONF_PLATFORM_ERROR_HIST_ENABLED
 /** Test error logging functionality
  */
 void test_error_logging()
@@ -261,7 +261,7 @@ void test_error_hook()
     TEST_ASSERT(sem_status > 0);
 }
 
-#ifdef MBED_TEST_SIM_BLOCKDEVICE
+#if MBED_CONF_PLATFORM_ERROR_HIST_ENABLED && defined(MBED_TEST_SIM_BLOCKDEVICE)
 
 // test configuration
 #ifndef MBED_TEST_FILESYSTEM
@@ -351,12 +351,12 @@ Case cases[] = {
     Case("Test error context capture", test_error_context_capture),
 #endif //MBED_CONF_RTOS_PRESENT
     Case("Test error hook", test_error_hook),
-#ifndef MBED_CONF_ERROR_HIST_DISABLED    
+#if MBED_CONF_PLATFORM_ERROR_HIST_ENABLED    
     Case("Test error logging", test_error_logging),
 #if MBED_CONF_RTOS_PRESENT
     Case("Test error handling multi-threaded", test_error_logging_multithread),
 #endif //MBED_CONF_RTOS_PRESENT
-#ifdef MBED_TEST_SIM_BLOCKDEVICE    
+#if MBED_CONF_PLATFORM_ERROR_HIST_ENABLED && defined(MBED_TEST_SIM_BLOCKDEVICE)
     Case("Test error save log", test_save_error_log),
 #endif //MBED_TEST_SIM_BLOCKDEVICE
 #endif //MBED_CONF_ERROR_HIST_DISABLED

TESTS/netsocket/dns/asynchronous_dns.cpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "unity.h"
+#include "utest.h"
+#include "dns_tests.h"
+
+using namespace utest::v1;
+
+namespace {
+int result_ok;
+int result_no_mem;
+int result_dns_failure;
+int result_exp_timeout;
+}
+
+void ASYNCHRONOUS_DNS()
+{
+    do_asynchronous_gethostbyname(dns_test_hosts, 1, &result_ok, &result_no_mem, &result_dns_failure, &result_exp_timeout);
+
+    TEST_ASSERT(result_ok == 1);
+    TEST_ASSERT(result_no_mem == 0);
+    TEST_ASSERT(result_dns_failure == 0);
+    TEST_ASSERT(result_exp_timeout == 0);
+}

TESTS/netsocket/dns/asynchronous_dns_cache.cpp

@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "unity.h"
+#include "utest.h"
+#include "dns_tests.h"
+
+using namespace utest::v1;
+
+namespace {
+int ticker_us = 0;
+}
+
+static void test_dns_query_ticker(void)
+{
+    ticker_us += 100;
+}
+
+void ASYNCHRONOUS_DNS_CACHE()
+{
+    rtos::Semaphore semaphore;
+    dns_application_data data;
+    data.semaphore = &semaphore;
+
+    Ticker ticker;
+    ticker.attach_us(&test_dns_query_ticker, 100);
+
+    for (unsigned int i = 0; i < 5; i++) {
+        int started_us = ticker_us;
+
+        nsapi_error_t err = get_interface()->gethostbyname_async(dns_test_hosts[0],
+                                                                 mbed::Callback<void(nsapi_error_t, SocketAddress *)>(hostbyname_cb, (void *) &data));
+        TEST_ASSERT(err >= 0);
+
+        semaphore.wait();
+
+        TEST_ASSERT(data.result == NSAPI_ERROR_OK);
+        TEST_ASSERT(strlen(data.addr.get_ip_address()) > 1);
+
+        int delay_ms = (ticker_us - started_us) / 1000;
+
+        static int delay_first = delay_ms / 2;
+        // Check that cached accesses are at least twice as fast as the first one
+        TEST_ASSERT_FALSE(i != 0 && delay_ms > delay_first);
+
+        printf("DNS: query \"%s\" => \"%s\", time %i ms\n",
+               dns_test_hosts[0], data.addr.get_ip_address(), delay_ms);
+    }
+}

TESTS/netsocket/dns/asynchronous_dns_cancel.cpp

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "unity.h"
+#include "utest.h"
+#include "dns_tests.h"
+
+using namespace utest::v1;
+
+void ASYNCHRONOUS_DNS_CANCEL()
+{
+    rtos::Semaphore semaphore;
+    dns_application_data *data = new dns_application_data[MBED_CONF_APP_DNS_TEST_HOSTS_NUM];
+
+    int count = 0;
+
+    for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
+        data[i].value_set = false;
+        data[i].semaphore = &semaphore;
+        data[i].req_result = get_interface()->gethostbyname_async(dns_test_hosts[i],
+                                                                  mbed::Callback<void(nsapi_error_t, SocketAddress *)>(hostbyname_cb, (void *) &data[i]));
+        TEST_ASSERT(data[i].req_result >= 0 || data[i].req_result == NSAPI_ERROR_NO_MEMORY);
+
+        if (data[i].req_result >= 0) {
+            // Callback will be called
+            count++;
+        } else {
+            // No memory to initiate DNS query, callback will not be called
+            data[i].result = NSAPI_ERROR_NO_MEMORY;
+            data[i].value_set = true;
+        }
+    }
+
+    for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
+        if (data[i].req_result > 0) {
+            if (get_interface()->gethostbyname_async_cancel(data[i].req_result) == NSAPI_ERROR_OK) {
+                count--;
+            }
+        }
+    }
+
+    // Wait for callback(s) to complete
+    for (int i = 0; i < count; i++) {
+        semaphore.wait();
+    }
+
+    for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
+        if (!data[i].value_set) {
+            printf("DNS: query \"%s\" => cancel\n", dns_test_hosts[i]);
+            continue;
+        }
+        TEST_ASSERT(data[i].result == NSAPI_ERROR_OK || data[i].result == NSAPI_ERROR_NO_MEMORY || data[i].result == NSAPI_ERROR_DNS_FAILURE || data[i].result == NSAPI_ERROR_TIMEOUT);
+        if (data[i].result == NSAPI_ERROR_OK) {
+            printf("DNS: query \"%s\" => \"%s\"\n",
+                   dns_test_hosts[i], data[i].addr.get_ip_address());
+        } else if (data[i].result == NSAPI_ERROR_DNS_FAILURE) {
+            printf("DNS: query \"%s\" => DNS failure\n", dns_test_hosts[i]);
+        } else if (data[i].result == NSAPI_ERROR_TIMEOUT) {
+            printf("DNS: query \"%s\" => timeout\n", dns_test_hosts[i]);
+        } else if (data[i].result == NSAPI_ERROR_NO_MEMORY) {
+            printf("DNS: query \"%s\" => no memory\n", dns_test_hosts[i]);
+        }
+    }
+
+    delete[] data;
+
+    wait(5.0);
+}

TESTS/netsocket/dns/asynchronous_dns_external_event_queue.cpp

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "unity.h"
+#include "utest.h"
+#include "dns_tests.h"
+
+#include "nsapi_dns.h"
+
+using namespace utest::v1;
+
+namespace {
+int result_ok;
+int result_no_mem;
+int result_dns_failure;
+int result_exp_timeout;
+
+const int EXTERNAL_THREAD_SIZE = 2048;
+const int EVENT_QUEUE_SIZE = 10;
+
+events::EventQueue *event_queue;
+}
+
+static nsapi_error_t event_queue_call(int delay, mbed::Callback<void()> func)
+{
+    if (delay) {
+        if (event_queue->call_in(delay, func) == 0) {
+            return NSAPI_ERROR_NO_MEMORY;
+        }
+    } else {
+        if (event_queue->call(func) == 0) {
+            return NSAPI_ERROR_NO_MEMORY;
+        }
+    }
+    return NSAPI_ERROR_OK;
+}
+
+void ASYNCHRONOUS_DNS_EXTERNAL_EVENT_QUEUE()
+{
+    // Ensures that cache does not contain entries
+    do_asynchronous_gethostbyname(dns_test_hosts, MBED_CONF_NSAPI_DNS_CACHE_SIZE, &result_ok, &result_no_mem,
+                                  &result_dns_failure, &result_exp_timeout);
+
+    TEST_ASSERT(result_ok == MBED_CONF_NSAPI_DNS_CACHE_SIZE);
+    TEST_ASSERT(result_no_mem == 0);
+    TEST_ASSERT(result_dns_failure == 0);
+    TEST_ASSERT(result_exp_timeout == 0);
+
+    // Dispatch event queue
+    Thread eventThread(osPriorityNormal, EXTERNAL_THREAD_SIZE);
+    EventQueue queue(EVENT_QUEUE_SIZE * EVENTS_EVENT_SIZE);
+    eventThread.start(callback(&queue, &EventQueue::dispatch_forever));
+    event_queue = &queue;
+
+    nsapi_dns_call_in_set(event_queue_call);
+
+    do_asynchronous_gethostbyname(dns_test_hosts_second, MBED_CONF_APP_DNS_SIMULT_QUERIES + 1, &result_ok, &result_no_mem,
+                                  &result_dns_failure, &result_exp_timeout);
+
+    TEST_ASSERT(result_ok == MBED_CONF_APP_DNS_SIMULT_QUERIES);
+    TEST_ASSERT(result_no_mem == 1); // last query fails for no memory as expected
+    TEST_ASSERT(result_dns_failure == 0);
+    TEST_ASSERT(result_exp_timeout == 0);
+
+    // Give event queue time to finalise before destructors
+    wait(2.0);
+
+    nsapi_dns_call_in_set(0);
+}