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-rw-r--r--cpukit/include/rtems/score/smp.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/cpukit/include/rtems/score/smp.h b/cpukit/include/rtems/score/smp.h
index 4d6b24ae48..2722fbdcee 100644
--- a/cpukit/include/rtems/score/smp.h
+++ b/cpukit/include/rtems/score/smp.h
@@ -36,6 +36,19 @@ extern "C" {
* @{
*/
+/**
+ * @brief The configured processor maximum.
+ *
+ * In SMP configurations, this constant is defined by the application
+ * configuration via <rtems/confdefs.h>, otherwise it is a compile-time
+ * constant with the value one.
+ */
+#if defined(RTEMS_SMP)
+ extern const uint32_t _SMP_Processor_configured_maximum;
+#else
+ #define _SMP_Processor_configured_maximum 1
+#endif
+
#if defined( RTEMS_SMP )
extern uint32_t _SMP_Processor_maximum;