check_stack: use assert, now that we have it

This also allows to see how assert behaves (and verify it works): wrc# devmem 1d800 0 Assertion failed (check_stack:18): Stack overflow! (0) Assertion failed (check_stack:18): Stack overflow! (0) [...] Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

check_stack: use assert, now that we have it
This also allows to see how assert behaves (and verify it works): wrc# devmem 1d800 0 Assertion failed (check_stack:18): Stack overflow! (0) Assertion failed (check_stack:18): Stack overflow! (0) [...] Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
9336a054 · Alessandro Rubini · Adam Wujek · c0c7f85c · 9336a054
Commit 9336a054 authored Feb 22, 2017 by Alessandro Rubini Committed by Adam Wujek Feb 28, 2017
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system_checks.c system_checks.c +2 -5

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--- a/system_checks.c
+++ b/system_checks.c
@@ -7,6 +7,7 @@
 * Released according to the GNU GPL, version 2 or any later version.
 */
 #include <wrc.h>
+#include <assert.h>

 #include "system_checks.h"

@@ -14,11 +15,7 @@ extern void _reset_handler(void); /* user to reset again */

 void check_stack(void)
 {
-	/* print "Stack overflow!" forever if stack corrupted */
-	while (_endram != ENDRAM_MAGIC) {
-		pp_printf("Stack overflow!\n");
-		timer_delay_ms(1000);
-	}
+	assert(_endram == ENDRAM_MAGIC, "Stack overflow! (%x)\n", _endram);
 }

 #ifdef CONFIG_CHECK_RESET