commit 9b97456eb2e24e75932c63e6d237bd1b94fffc7a
author Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no> Mon May 17 11:37:00 2021 +0200
committer Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no> Mon May 17 15:43:12 2021 +0200
tree 4509e93e3b4b911ad46006b51c8f51260dac046c
parent 0cf0dbdd9c3b88ad4d0fb685f537bbdb4027f3cc

zephyr/main: allow to build when CONFIG_MULTITHREADING=n

K_sleep() is not available when multithreading is disabled.
Let's use k_busy_wait() in that case.

Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>

boot/zephyr/main.c

diff --git a/boot/zephyr/main.c b/boot/zephyr/main.c
index b375656..a4f87e9 100644
--- a/boot/zephyr/main.c
+++ b/boot/zephyr/main.c
@@ -390,7 +390,11 @@
 
     if (detect_value == expected) {
         if (delay > 0) {
+#ifdef CONFIG_MULTITHREADING
             k_sleep(K_MSEC(50));
+#else
+            k_busy_wait(50000);
+#endif
 
             /* Get the uptime for debounce purposes. */
             int64_t timestamp = k_uptime_get();
@@ -409,7 +413,11 @@
                 }
 
                 /* Delay 1 ms */
+#ifdef CONFIG_MULTITHREADING
                 k_sleep(K_MSEC(1));
+#else
+                k_busy_wait(1000);
+#endif
             }
         }
     }