diff options
Diffstat (limited to 'testhal/MSP430X/EXP430FR5969/SPI/main.c')
| -rw-r--r-- | testhal/MSP430X/EXP430FR5969/SPI/main.c | 395 |
1 files changed, 395 insertions, 0 deletions
diff --git a/testhal/MSP430X/EXP430FR5969/SPI/main.c b/testhal/MSP430X/EXP430FR5969/SPI/main.c new file mode 100644 index 0000000..17f5c86 --- /dev/null +++ b/testhal/MSP430X/EXP430FR5969/SPI/main.c @@ -0,0 +1,395 @@ +/*
+ ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
+
+ 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 "ch.h"
+#include "hal.h"
+#include "hal_dma_lld.h"
+#include "string.h"
+
+/* Disable watchdog because of lousy startup code in newlib */
+static void __attribute__((naked, section(".crt_0042disable_watchdog"), used))
+disable_watchdog(void) {
+ WDTCTL = WDTPW | WDTHOLD;
+}
+
+const char * start_msg = "\r\n\r\nExecuting SPI test suite...\r\n";
+const char * test_1_msg = "TEST 1: spiStartIgnore, with callback\r\n";
+const char * test_2_msg = "TEST 2: spiStartExchange, with callback\r\n";
+const char * test_3_msg = "TEST 3: spiStartSend, with callback\r\n";
+const char * test_4_msg = "TEST 4: spiStartReceive, with callback\r\n";
+const char * test_5_msg = "TEST 5: spiIgnore\r\n";
+const char * test_6_msg = "TEST 6: spiExchange\r\n";
+const char * test_7_msg = "TEST 7: spiSend\r\n";
+const char * test_8_msg = "TEST 8: spiReceive\r\n";
+const char * test_9_msg = "TEST 9: spiStartExchange with exclusive DMA\r\n";
+const char * test_10_msg =
+ "TEST 10: spiStartExchange with exclusive DMA for TX\r\n";
+const char * test_11_msg =
+ "TEST 11: spiStartExchange with exclusive DMA for RX\r\n";
+
+const char * succeed_string = "SUCCESS\r\n\r\n";
+const char * fail_string = "FAILURE\r\n\r\n";
+
+char instring[256];
+char outstring[256];
+uint8_t cb_arg = 1;
+
+void spi_callback(SPIDriver * spip) {
+ (void)spip;
+ cb_arg = 0;
+}
+
+SPIConfig SPIDA1_config = {
+ spi_callback, /* callback */
+ PAL_NOLINE, /* hardware slave select line */
+ 250000, /* data rate */
+ MSP430X_SPI_BO_LSB, /* bit order */
+ MSP430X_SPI_DS_EIGHT, /* data size */
+ 0, /* SPI mode */
+ 0xFFU, /* no exclusive TX DMA */
+ 0xFFU /* no exclusive RX DMA */
+};
+
+SPIConfig SPIDB0_config = {
+ NULL, /* callback */
+ LINE_LED_G, /* GPIO slave select line */
+ 1000, /* data rate */
+ MSP430X_SPI_BO_MSB, /* bit order */
+ MSP430X_SPI_DS_SEVEN, /* data size */
+ 3, /* SPI mode */
+ 0xFF, /* no exclusive TX DMA */
+ 0xFF /* no exclusive RX DMA */
+};
+
+/*
+ * Thread 2.
+ */
+THD_WORKING_AREA(waThread1, 4096);
+THD_FUNCTION(Thread1, arg) {
+
+ (void)arg;
+
+ /* Set up loopback mode for testing */
+ SPIDA1.regs->statw_a |= UCLISTEN;
+ SPIDB0.regs->statw_b |= UCLISTEN;
+
+ /*
+ * Activate the serial driver 0 using the driver default configuration.
+ */
+ sdStart(&SD0, NULL);
+
+ /* Activate the SPI driver A1 using its config */
+ spiStart(&SPIDA1, &SPIDA1_config);
+ /* Activate the SPI driver B0 using its config */
+ spiStart(&SPIDB0, &SPIDB0_config);
+
+ while (chnGetTimeout(&SD0, TIME_INFINITE)) {
+ chnWrite(&SD0, (const uint8_t *)start_msg, strlen(start_msg));
+ chThdSleepMilliseconds(2000);
+
+ /* Test 1 - spiStartIgnore with callback */
+ chnWrite(&SD0, (const uint8_t *)test_1_msg, strlen(test_1_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartIgnore(&SPIDA1, strlen(outstring));
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 2 - spiStartExchange with callback */
+ chnWrite(&SD0, (const uint8_t *)test_2_msg, strlen(test_2_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartExchange(&SPIDA1, strlen(instring), outstring, instring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 3 - spiStartSend with callback */
+ chnWrite(&SD0, (const uint8_t *)test_3_msg, strlen(test_3_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartSend(&SPIDA1, strlen(outstring), outstring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 4 - spiStartReceive with callback */
+ chnWrite(&SD0, (const uint8_t *)test_4_msg, strlen(test_4_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ chThdSleepMilliseconds(2000);
+ spiStartReceive(&SPIDA1, strlen(instring), instring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("After SPI test \r\n", outstring) ||
+ strcmp("\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff",
+ instring) ||
+ cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 5 - spiIgnore */
+ chnWrite(&SD0, (const uint8_t *)test_5_msg, strlen(test_5_msg));
+ strcpy(instring, "After SPI test \r\n");
+ strcpy(outstring, "Before SPI test \r\n");
+ if (strcmp("Before SPI test \r\n", outstring) ||
+ strcmp("After SPI test \r\n", instring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDB0);
+ chThdSleepMilliseconds(2000);
+ spiIgnore(&SPIDB0, strlen(outstring));
+ spiUnselect(&SPIDB0);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("Before SPI test \r\n", outstring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 6 - spiExchange */
+ chnWrite(&SD0, (const uint8_t *)test_6_msg, strlen(test_6_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDB0);
+ spiExchange(&SPIDB0, strlen(outstring), outstring, instring);
+ spiUnselect(&SPIDB0);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 7 - spiSend */
+ chnWrite(&SD0, (const uint8_t *)test_7_msg, strlen(test_7_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDB0);
+ spiSend(&SPIDB0, strlen(outstring), outstring);
+ spiUnselect(&SPIDB0);
+ if (strcmp("After SPI test \r\n", outstring) ||
+ strcmp("Before SPI test \r\n", instring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Test 8 - spiReceive */
+ chnWrite(&SD0, (const uint8_t *)test_8_msg, strlen(test_8_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDB0);
+ spiReceive(&SPIDB0, strlen(instring), instring);
+ spiUnselect(&SPIDB0);
+ if (strcmp("After SPI test \r\n", outstring) ||
+ strcmp("\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f\x7f"
+ "\x7f\x7f\x7f",
+ instring)) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Reconfigure SPIDA1 to use exclusive DMA for both */
+ spiStop(&SPIDA1);
+ SPIDA1_config.dmatx_index = 0;
+ SPIDA1_config.dmarx_index = 1;
+ SPIDA1_config.spi_mode = 1; /* because why not get coverage */
+ spiStart(&SPIDA1, &SPIDA1_config);
+
+ /* Test 9 - spiStartExchange with exclusive DMA */
+ chnWrite(&SD0, (const uint8_t *)test_9_msg, strlen(test_9_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartExchange(&SPIDA1, strlen(outstring), outstring, instring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Reconfigure SPIDA1 to use exclusive DMA for TX only */
+ spiStop(&SPIDA1);
+ SPIDA1_config.dmatx_index = 0;
+ SPIDA1_config.dmarx_index = 0xFFU;
+ SPIDA1_config.spi_mode = 2; /* because why not get coverage */
+ spiStart(&SPIDA1, &SPIDA1_config);
+
+ /* Test 10 - spiStartExchange with exclusive DMA for TX */
+ chnWrite(&SD0, (const uint8_t *)test_10_msg, strlen(test_10_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartExchange(&SPIDA1, strlen(outstring), outstring, instring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+
+ /* Reconfigure SPIDA1 to use exclusive DMA for TX only */
+ spiStop(&SPIDA1);
+ SPIDA1_config.dmatx_index = 0xFFU;
+ SPIDA1_config.dmarx_index = 1;
+ SPIDA1_config.spi_mode = 3; /* because why not get coverage */
+ spiStart(&SPIDA1, &SPIDA1_config);
+
+ /* Test 11 - spiStartExchange with exclusive DMA for RX */
+ chnWrite(&SD0, (const uint8_t *)test_11_msg, strlen(test_11_msg));
+ strcpy(outstring, "After SPI test \r\n");
+ strcpy(instring, "Before SPI test \r\n");
+ cb_arg = 1;
+ if (strcmp("Before SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 1) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ spiSelect(&SPIDA1);
+ spiStartExchange(&SPIDA1, strlen(outstring), outstring, instring);
+ while (SPIDA1.state != SPI_READY)
+ ; /* wait for transaction to finish */
+ spiUnselect(&SPIDA1);
+ if (strcmp("After SPI test \r\n", instring) ||
+ strcmp("After SPI test \r\n", outstring) || cb_arg != 0) {
+ chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
+ }
+ else {
+ chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
+ }
+ }
+}
+
+/*
+ * Threads static table, one entry per thread. The number of entries must
+ * match NIL_CFG_NUM_THREADS.
+ */
+THD_TABLE_BEGIN
+ THD_TABLE_ENTRY(waThread1, "spi_test", Thread1, NULL)
+THD_TABLE_END
+
+/*
+ * 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.
+ */
+ WDTCTL = WDTPW | WDTHOLD;
+
+ halInit();
+ chSysInit();
+ dmaInit();
+
+ /* This is now the idle thread loop, you may perform here a low priority
+ task but you must never try to sleep or wait in this loop. Note that
+ this tasks runs at the lowest priority level so any instruction added
+ here will be executed after all other tasks have been started.*/
+ while (true) {
+ }
+}
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