summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJoakim Bech <joakim.bech@linaro.org>2016-09-02 10:43:03 +0200
committerJoakim Bech <joakim.bech@linaro.org>2016-09-02 10:43:03 +0200
commitc2a11924941368f44ec31268e18ad87eb7be1fff (patch)
tree5be51dc2cf7b23add9e9d02037af7608fb598cf4
Initial commit
Signed-off-by: Joakim Bech <joakim.bech@linaro.org>
-rw-r--r--pkg.yml30
-rwxr-xr-xsrc/main.c112
2 files changed, 142 insertions, 0 deletions
diff --git a/pkg.yml b/pkg.yml
new file mode 100644
index 0000000..709481b
--- /dev/null
+++ b/pkg.yml
@@ -0,0 +1,30 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you 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.
+#
+
+pkg.name: apps/blinky
+pkg.type: app
+pkg.description: Basic example application which blinks an LED.
+pkg.author: "Apache Mynewt <dev@mynewt.incubator.apache.org>"
+pkg.homepage: "http://mynewt.apache.org/"
+pkg.keywords:
+
+pkg.deps:
+ - "@apache-mynewt-core/libs/os"
+ - "@apache-mynewt-core/hw/hal"
+ - "@apache-mynewt-core/libs/console/full"
diff --git a/src/main.c b/src/main.c
new file mode 100755
index 0000000..816aa96
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,112 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 "os/os.h"
+#include "bsp/bsp.h"
+#include "hal/hal_gpio.h"
+#include <assert.h>
+#include <string.h>
+#ifdef ARCH_sim
+#include <mcu/mcu_sim.h>
+#endif
+
+/* Init all tasks */
+volatile int tasks_initialized;
+int init_tasks(void);
+
+/* Task 1 */
+#define BLINKY_TASK_PRIO (1)
+#define BLINKY_STACK_SIZE OS_STACK_ALIGN(256)
+
+struct os_task blinky_task;
+os_stack_t blinky_stack[BLINKY_STACK_SIZE];
+static volatile int g_task1_loops;
+
+/* For LED toggling */
+int g_led_pin;
+
+void
+blinky_task_handler(void *arg)
+{
+ struct os_task *t;
+
+ g_led_pin = LED_BLINK_PIN;
+ hal_gpio_init_out(g_led_pin, 1);
+
+ while (1) {
+ t = os_sched_get_current_task();
+ assert(t->t_func == blinky_task_handler);
+
+ ++g_task1_loops;
+
+ /* Wait one second */
+ os_time_delay(1000);
+
+ /* Toggle the LED */
+ hal_gpio_toggle(g_led_pin);
+ }
+}
+
+/**
+ * init_tasks
+ *
+ * Called by main.c after os_init(). This function performs initializations
+ * that are required before tasks are running.
+ *
+ * @return int 0 success; error otherwise.
+ */
+int
+init_tasks(void)
+{
+ os_task_init(&blinky_task, "blinky", blinky_task_handler, NULL,
+ BLINKY_TASK_PRIO, OS_WAIT_FOREVER, blinky_stack, BLINKY_STACK_SIZE);
+
+ tasks_initialized = 1;
+
+ return 0;
+}
+
+/**
+ * main
+ *
+ * The main function for the project. This function initializes the os, calls
+ * init_tasks to initialize tasks (and possibly other objects), then starts the
+ * OS. We should not return from os start.
+ *
+ * @return int NOTE: this function should never return!
+ */
+int
+main(int argc, char **argv)
+{
+ int rc;
+
+#ifdef ARCH_sim
+ mcu_sim_parse_args(argc, argv);
+#endif
+
+ os_init();
+
+ rc = init_tasks();
+ os_start();
+
+ /* os start should never return. If it does, this should be an error */
+ assert(0);
+
+ return rc;
+}
+