Merge "Feat: add new share memory module"

1 files changed, 30 insertions, 0 deletions

diff --git a/src/framework/common/include/arch/x86/dmm_pause.h b/src/framework/common/include/arch/x86/dmm_pause.h
new file mode 100644
index 0000000..56c60f0
--- /dev/null
+++ b/src/framework/common/include/arch/x86/dmm_pause.h
@@ -0,0 +1,30 @@
+/*
+*
+* Copyright (c) 2018 Huawei Technologies Co.,Ltd.
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at:
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#ifndef _DMM_PAUSE_H_
+#define _DMM_PAUSE_H_
+
+#include <emmintrin.h>
+
+inline static void
+dmm_pause (void)
+{
+  _mm_pause ();
+}
+
+#define DMM_PAUSE_WHILE(cond) do { dmm_pause(); } while (!!(cond))
+#define DMM_WHILE_PAUSE(cond) do { while (!!(cond)) dmm_pause(); } while (0)
+
+#endif /* #ifndef _DMM_PAUSE_H_ */