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Diffstat (limited to 'os/halnew/platforms/common/ARMCMx/nvic.h')
-rw-r--r--os/halnew/platforms/common/ARMCMx/nvic.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/os/halnew/platforms/common/ARMCMx/nvic.h b/os/halnew/platforms/common/ARMCMx/nvic.h
index b4ade1623..f945eee74 100644
--- a/os/halnew/platforms/common/ARMCMx/nvic.h
+++ b/os/halnew/platforms/common/ARMCMx/nvic.h
@@ -29,6 +29,11 @@
#ifndef _NVIC_H_
#define _NVIC_H_
+/**
+ * @brief Priority level to priority mask conversion macro.
+ */
+#define NVIC_PRIORITY_MASK(prio) ((prio) << (8 - __NVIC_PRIO_BITS))
+
#ifdef __cplusplus
extern "C" {
#endif