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authorDave Barach <dave@barachs.net>2017-06-07 15:18:23 -0400
committerDamjan Marion <dmarion.lists@gmail.com>2017-06-12 18:41:03 +0000
commit4af9ba1dabe3dbd4a2dd3d8c71434477c5ea81b9 (patch)
treecf490d269b72776b1c6b9746f2c8f59230fcf5db /src/vppinfra/tw_timer_4t_3w_4sl_ov.h
parentd51a1f6ffe80bcd8f44e72fa4a98ac70225ba519 (diff)
three-level timer wheel implementation w/ overflow vector
prep work for s/timing_wheel/tw_timer/ in the vlib process model Change-Id: I763f4968a8fce1764a3778b12def0afbd30086b1 Signed-off-by: Dave Barach <dave@barachs.net>
Diffstat (limited to 'src/vppinfra/tw_timer_4t_3w_4sl_ov.h')
-rw-r--r--src/vppinfra/tw_timer_4t_3w_4sl_ov.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/vppinfra/tw_timer_4t_3w_4sl_ov.h b/src/vppinfra/tw_timer_4t_3w_4sl_ov.h
new file mode 100644
index 00000000000..0f76164d069
--- /dev/null
+++ b/src/vppinfra/tw_timer_4t_3w_4sl_ov.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * 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 __included_tw_timer_4t_3w_4sl_ov_h__
+#define __included_tw_timer_4t_3w_4sl_ov_h__
+
+/* ... So that a client app can create multiple wheel geometries */
+#undef TW_TIMER_WHEELS
+#undef TW_SLOTS_PER_RING
+#undef TW_RING_SHIFT
+#undef TW_RING_MASK
+#undef TW_TIMERS_PER_OBJECT
+#undef LOG2_TW_TIMERS_PER_OBJECT
+#undef TW_SUFFIX
+#undef TW_OVERFLOW_VECTOR
+
+#define TW_TIMER_WHEELS 3
+#define TW_SLOTS_PER_RING 4
+#define TW_RING_SHIFT 2
+#define TW_RING_MASK (TW_SLOTS_PER_RING -1)
+#define TW_TIMERS_PER_OBJECT 4
+#define LOG2_TW_TIMERS_PER_OBJECT 2
+#define TW_SUFFIX _4t_3w_4sl_ov
+#define TW_OVERFLOW_VECTOR 1
+
+#include <vppinfra/tw_timer_template.h>
+
+#endif /* __included_tw_timer_4t_3w_256sl_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */