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authorDaisuke Nojiri <dnojiri@chromium.org>2019-05-24 09:51:48 -0700
committerCommit Bot <commit-bot@chromium.org>2019-05-24 17:00:54 +0000
commitd16998eda1c5a8c18a69fcfce23de7943a2c8341 (patch)
treeb7fe0cfd6758d308d5aa3158680f4acb5da9f8c1
parent4bfad81c09c3cf39367e00bb315a94eae6759769 (diff)
downloadchrome-ec-d16998eda1c5a8c18a69fcfce23de7943a2c8341.tar.gz
Misc: Add BIT() macro
Partial cherry-pick of CL:1518658. Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org> BUG=none BRANCH=none TEST=make BOARD=nami Change-Id: I7fe77b0cf5a6b69aa0f7cfa280e212fe18b8eb89 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1628465 Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org> Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org> Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
-rw-r--r--include/compile_time_macros.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/compile_time_macros.h b/include/compile_time_macros.h
index 1cc41f4d0e..3d21c8199d 100644
--- a/include/compile_time_macros.h
+++ b/include/compile_time_macros.h
@@ -29,4 +29,10 @@
#define member_size(type, member) sizeof(((type *)0)->member)
+/*
+ * Bit operation macros.
+ */
+#define BIT(nr) (1UL << (nr))
+#define BIT_ULL(nr) (1ULL << (nr))
+
#endif /* __CROS_EC_COMPILE_TIME_MACROS_H */