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author | Fabio Utzig <utzig@utzig.org> | 2016-03-28 20:37:57 -0300 |
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committer | Fabio Utzig <utzig@utzig.org> | 2016-03-28 20:37:57 -0300 |
commit | 341cad14a9ca8c2ed6b8a8b3a7e7183c71e00e70 (patch) | |
tree | 4bae5eb90713a09dd408121c5c35596df27be8f2 /testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c | |
parent | 778340c65318a9935a2f937ff520a32397fd07ad (diff) | |
parent | ac8960f1a83ea19645ca969e6c525defd8f47ff7 (diff) | |
download | ChibiOS-Contrib-341cad14a9ca8c2ed6b8a8b3a7e7183c71e00e70.tar.gz ChibiOS-Contrib-341cad14a9ca8c2ed6b8a8b3a7e7183c71e00e70.tar.bz2 ChibiOS-Contrib-341cad14a9ca8c2ed6b8a8b3a7e7183c71e00e70.zip |
[KINETIS] A lot of updates
Diffstat (limited to 'testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c')
-rw-r--r-- | testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c b/testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c new file mode 100644 index 0000000..d2c50e6 --- /dev/null +++ b/testhal/KINETIS/TEENSY_LC/BOOTLOADER/main.c @@ -0,0 +1,103 @@ +/*
+ (C) 2015-2016 flabbergast <s3+flabbergast@sdfeu.org>
+
+ 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 "hal.h"
+
+#define BTN_GPIO TEENSY_PIN2_IOPORT
+#define BTN_PIN TEENSY_PIN2
+
+/*
+ * Jump to bootloader on ARM Teensies.
+ */
+
+static void jump_to_bootloader(void) {
+ /* __asm__ volatile("bkpt"); */
+ /* Same as above, CMSIS notation: */
+ __BKPT(0);
+}
+
+/*
+ * Blink thread.
+ */
+
+static THD_WORKING_AREA(waBlinkThread, 128);
+static THD_FUNCTION(BlinkThread, arg) {
+ (void)arg;
+ uint8_t i;
+
+ // while(TRUE) {
+ for(i=0; i<5; i++) {
+ palSetPad(TEENSY_PIN13_IOPORT, TEENSY_PIN13);
+ chThdSleepMilliseconds(700);
+ palClearPad(TEENSY_PIN13_IOPORT, TEENSY_PIN13);
+ chThdSleepMilliseconds(700);
+ }
+ jump_to_bootloader();
+}
+
+/*
+ * Button thread.
+ */
+
+static THD_WORKING_AREA(waButtonThread, 128);
+static THD_FUNCTION(ButtonThread, arg) {
+ (void)arg;
+
+ while(TRUE) {
+ if(palReadPad(BTN_GPIO, BTN_PIN) == PAL_LOW) {
+ jump_to_bootloader();
+ }
+ chThdSleepMilliseconds(50);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+ /*
+ * System initializations.
+ * - HAL initialization, this also initializes the configured device drivers
+ * and performs the board-specific initializations.
+ * - Kernel initialization, the main() function becomes a thread and the
+ * RTOS is active.
+ */
+ halInit();
+ chSysInit();
+
+ /*
+ * Button init.
+ */
+ palSetPadMode(BTN_GPIO, BTN_PIN, PAL_MODE_INPUT_PULLUP);
+
+ /*
+ * Create the blink thread.
+ */
+ chThdCreateStatic(waBlinkThread, sizeof(waBlinkThread), NORMALPRIO, BlinkThread, NULL);
+
+ /*
+ * Create the button thread.
+ */
+ chThdCreateStatic(waButtonThread, sizeof(waButtonThread), NORMALPRIO, ButtonThread, NULL);
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing.
+ */
+ while(TRUE) {
+ chThdSleepMilliseconds(500);
+ }
+
+ return 0;
+}
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