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-rw-r--r--os/ports/GCC/PPC/chcore.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/os/ports/GCC/PPC/chcore.h b/os/ports/GCC/PPC/chcore.h
index b0bf57017..ffdc32fe3 100644
--- a/os/ports/GCC/PPC/chcore.h
+++ b/os/ports/GCC/PPC/chcore.h
@@ -359,8 +359,8 @@ struct context {
* @details This port function is implemented as inlined code for performance
* reasons.
*/
-#if ENABLE_WFI_IDLE != 0
-#ifndef port_wait_for_interrupt
+#if PPC_ENABLE_WFI_IDLE
+#if !defined(port_wait_for_interrupt)
#define port_wait_for_interrupt() { \
asm volatile ("wait" : : : "memory"); \
}