From 4af9ba1dabe3dbd4a2dd3d8c71434477c5ea81b9 Mon Sep 17 00:00:00 2001 From: Dave Barach Date: Wed, 7 Jun 2017 15:18:23 -0400 Subject: 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 --- src/vppinfra/tw_timer_4t_3w_4sl_ov.h | 48 ++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 src/vppinfra/tw_timer_4t_3w_4sl_ov.h (limited to 'src/vppinfra/tw_timer_4t_3w_4sl_ov.h') 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 + +#endif /* __included_tw_timer_4t_3w_256sl_h__ */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg