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Diffstat (limited to 'testhal/MSP430X/EXP430FR5969/DMA/main.c')
-rw-r--r--testhal/MSP430X/EXP430FR5969/DMA/main.c198
1 files changed, 102 insertions, 96 deletions
diff --git a/testhal/MSP430X/EXP430FR5969/DMA/main.c b/testhal/MSP430X/EXP430FR5969/DMA/main.c
index 96f45d0..1929af1 100644
--- a/testhal/MSP430X/EXP430FR5969/DMA/main.c
+++ b/testhal/MSP430X/EXP430FR5969/DMA/main.c
@@ -14,115 +14,119 @@
limitations under the License.
*/
-#include "hal.h"
#include "ch.h"
-#include "string.h"
+#include "hal.h"
#include "hal_dma_lld.h"
+#include "string.h"
const char * start_msg = "\r\n\r\nExecuting DMA test suite...\r\n";
-const char * test_1_msg = "TEST 1: Word-to-word memcpy with DMA engine, no callbacks\r\n";
-const char * test_2_msg = "TEST 2: Byte-to-byte memcpy with DMA engine, no callbacks\r\n";
-const char * test_3_msg = "TEST 3: Byte-to-byte memset with DMA engine, no callbacks\r\n";
-const char * test_4_msg = "TEST 4: Word-to-word memcpy with DMA engine, with callback\r\n";
-const char * test_5_msg = "TEST 5: Claim DMA channel 0, perform a Word-to-word memcpy\r\n";
-const char * test_6_msg = "TEST 6: Attempt to claim already claimed DMA channel, fail. Release it, try to claim it again, and succeed.\r\n";
-const char * test_7_msg = "TEST 7: Claim DMA channel 1, perform a Word-to-word memcpy, and release it\r\n";
+const char * test_1_msg =
+ "TEST 1: Word-to-word memcpy with DMA engine, no callbacks\r\n";
+const char * test_2_msg =
+ "TEST 2: Byte-to-byte memcpy with DMA engine, no callbacks\r\n";
+const char * test_3_msg =
+ "TEST 3: Byte-to-byte memset with DMA engine, no callbacks\r\n";
+const char * test_4_msg =
+ "TEST 4: Word-to-word memcpy with DMA engine, with callback\r\n";
+const char * test_5_msg =
+ "TEST 5: Claim DMA channel 0, perform a Word-to-word memcpy\r\n";
+const char * test_6_msg = "TEST 6: Attempt to claim already claimed DMA "
+ "channel, fail. Release it, try to claim it again, "
+ "and succeed.\r\n";
+const char * test_7_msg = "TEST 7: Claim DMA channel 1, perform a Word-to-word "
+ "memcpy, and release it\r\n";
const char * succeed_string = "SUCCESS\r\n\r\n";
-const char * fail_string = "FAILURE\r\n\r\n";
+const char * fail_string = "FAILURE\r\n\r\n";
-char instring[256];
+char instring[256];
char outstring[256];
-msp430x_dma_req_t *request;
+msp430x_dma_req_t * request;
uint8_t cb_arg = 1;
-void dma_callback_test(void* args) {
-
+void dma_callback_test(void * args) {
+
*((uint8_t *)args) = 0;
}
msp430x_dma_req_t test_1_req = {
- instring, /* source address */
- outstring, /* destination address */
- 9, /* number of words */
- MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
- MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
- MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
- DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
- {
+ instring, /* source address */
+ outstring, /* destination address */
+ 9, /* number of words */
+ MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
+ MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
+ MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
+ DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
+ {
NULL, /* no callback */
- NULL /* no arguments */
- }
+ NULL /* no arguments */
+ }
};
msp430x_dma_req_t test_2_req = {
- instring, /* source address */
- outstring, /* destination address */
- 18, /* number of bytes */
- MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
- MSP430X_DMA_SRCBYTE | MSP430X_DMA_DSTBYTE, /* byte transfer */
- MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
- DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
- {
+ instring, /* source address */
+ outstring, /* destination address */
+ 18, /* number of bytes */
+ MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
+ MSP430X_DMA_SRCBYTE | MSP430X_DMA_DSTBYTE, /* byte transfer */
+ MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
+ DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
+ {
NULL, /* no callback */
- NULL /* no arguments */
- }
+ NULL /* no arguments */
+ }
};
msp430x_dma_req_t test_3_req = {
- instring, /* source address */
- outstring, /* destination address */
- 16, /* number of words */
- MSP430X_DMA_DSTINCR, /* address mode - dest increment only */
- MSP430X_DMA_SRCBYTE | MSP430X_DMA_DSTBYTE, /* word transfer */
- MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
- DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
- {
+ instring, /* source address */
+ outstring, /* destination address */
+ 16, /* number of words */
+ MSP430X_DMA_DSTINCR, /* address mode - dest increment only */
+ MSP430X_DMA_SRCBYTE | MSP430X_DMA_DSTBYTE, /* word transfer */
+ MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
+ DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
+ {
NULL, /* no callback */
- NULL /* no arguments */
- }
+ NULL /* no arguments */
+ }
};
msp430x_dma_req_t test_4_req = {
- instring, /* source address */
- outstring, /* destination address */
- 9, /* number of words */
- MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
- MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
- MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
- DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
- {
+ instring, /* source address */
+ outstring, /* destination address */
+ 9, /* number of words */
+ MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
+ MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
+ MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
+ DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
+ {
&dma_callback_test, /* test callback */
- &cb_arg /* test arguments */
- }
+ &cb_arg /* test arguments */
+ }
};
msp430x_dma_req_t test_5_req = {
- instring, /* source address */
- outstring, /* destination address */
- 9, /* number of words */
- MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
- MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
- MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
- DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
- {
+ instring, /* source address */
+ outstring, /* destination address */
+ 9, /* number of words */
+ MSP430X_DMA_SRCINCR | MSP430X_DMA_DSTINCR, /* address mode - dual increment */
+ MSP430X_DMA_SRCWORD | MSP430X_DMA_DSTWORD, /* word transfer */
+ MSP430X_DMA_BLOCK, /* block (and blocking) transfer */
+ DMA_TRIGGER_MNEM(DMAREQ), /* software-requested trigger */
+ {
NULL, /* no callback */
- NULL /* no arguments */
- }
+ NULL /* no arguments */
+ }
};
-msp430x_dma_ch_t ch = {
- NULL,
- NULL,
- NULL
-};
+msp430x_dma_ch_t ch = { NULL, 0, NULL };
/*
* Thread 2.
*/
THD_WORKING_AREA(waThread1, 2048);
THD_FUNCTION(Thread1, arg) {
-
+
(void)arg;
/*
@@ -133,11 +137,11 @@ THD_FUNCTION(Thread1, arg) {
while (chnGetTimeout(&SD0, TIME_INFINITE)) {
chnWrite(&SD0, (const uint8_t *)start_msg, strlen(start_msg));
chThdSleepMilliseconds(2000);
-
+
/* Test 1 - use DMA engine to execute a word-wise memory-to-memory copy. */
chnWrite(&SD0, (const uint8_t *)test_1_msg, strlen(test_1_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
if (strcmp("Before DMA test \r\n", outstring)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -149,11 +153,11 @@ THD_FUNCTION(Thread1, arg) {
else {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
-
+
/* Test 2 - use DMA engine to execute a byte-wise memory-to-memory copy. */
chnWrite(&SD0, (const uint8_t *)test_2_msg, strlen(test_2_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
if (strcmp("Before DMA test \r\n", outstring)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -165,11 +169,11 @@ THD_FUNCTION(Thread1, arg) {
else {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
-
+
/* Test 3 - use DMA engine to execute a word-wise memory-to-memory set. */
chnWrite(&SD0, (const uint8_t *)test_3_msg, strlen(test_3_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
if (strcmp("Before DMA test \r\n", outstring)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -181,12 +185,13 @@ THD_FUNCTION(Thread1, arg) {
else {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
-
- /* Test 4 - use DMA engine to execute a word-wise memory-to-memory copy,
+
+ /* Test 4 - use DMA engine to execute a word-wise memory-to-memory copy,
* then call a callback. */
chnWrite(&SD0, (const uint8_t *)test_4_msg, strlen(test_4_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
+ cb_arg = 1;
if (strcmp("Before DMA test \r\n", outstring) || (cb_arg != 1)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -198,11 +203,12 @@ THD_FUNCTION(Thread1, arg) {
else {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
-
- /* Test 5 - use exclusive DMA channel 0 to execute a word-wise memory-to-memory copy. */
+
+ /* Test 5 - use exclusive DMA channel 0 to execute a word-wise
+ * memory-to-memory copy. */
chnWrite(&SD0, (const uint8_t *)test_5_msg, strlen(test_5_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
if (strcmp("Before DMA test \r\n", outstring)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -215,8 +221,9 @@ THD_FUNCTION(Thread1, arg) {
else {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
-
- /* Test 6 - Attempt to claim DMA channel 0, fail, release it, attempt to claim it again */
+
+ /* Test 6 - Attempt to claim DMA channel 0, fail, release it, attempt to
+ * claim it again */
chnWrite(&SD0, (const uint8_t *)test_6_msg, strlen(test_6_msg));
if (!dmaAcquire(&ch, 0)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
@@ -229,11 +236,12 @@ THD_FUNCTION(Thread1, arg) {
chnWrite(&SD0, (const uint8_t *)succeed_string, strlen(succeed_string));
}
dmaRelease(&ch);
-
- /* Test 7 - use exclusive DMA channel 1 to execute a word-wise memory-to-memory copy. */
+
+ /* Test 7 - use exclusive DMA channel 1 to execute a word-wise
+ * memory-to-memory copy. */
chnWrite(&SD0, (const uint8_t *)test_7_msg, strlen(test_7_msg));
- strcpy( instring, "After DMA test \r\n" );
- strcpy( outstring, "Before DMA test \r\n");
+ strcpy(instring, "After DMA test \r\n");
+ strcpy(outstring, "Before DMA test \r\n");
if (strcmp("Before DMA test \r\n", outstring)) {
chnWrite(&SD0, (const uint8_t *)fail_string, strlen(fail_string));
}
@@ -250,7 +258,6 @@ THD_FUNCTION(Thread1, arg) {
}
}
-
/*
* Threads static table, one entry per thread. The number of entries must
* match NIL_CFG_NUM_THREADS.
@@ -272,12 +279,11 @@ int main(void) {
* 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
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 09:19:28 +0000