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author | 2017-04-18 19:41:40 +0530 | |
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committer | 2017-04-18 02:59:07 -0700 | |
commit | 51cd08d9a3f2826088d122e2a5683315c77a2786 (patch) | |
tree | 3fac17a8f7bf362f0c77f1003615b2063d900d35 /common/VIL/l2l3_stack/hle.c | |
parent | 03aef84e240c5be8813634735d825420129f1460 (diff) |
common: Adding common library for sample vnf
JIRA: SAMPLEVNF-3
This patch adds common libraries required as part of the
sample vnf.
This includes the following libraries
1. ACL library
2. SIP
3. FTP
4. Connection tracker
5. L2l3 stack
- Interface Manager
- ARP & ICMPv4
- ND & ICMPv6
and other common libraries needed for ip pipeline framework
Change-Id: I117690b6b63fbcd76974cd7274518484e60980ab
Signed-off-by: Vishwesh M Rudramuni <vishwesh.m.rudramuni@intel.com>
[Push patch to gerrit]
Signed-off-by: Deepak S <deepak.s@linux.intel.com>
Diffstat (limited to 'common/VIL/l2l3_stack/hle.c')
-rw-r--r-- | common/VIL/l2l3_stack/hle.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/common/VIL/l2l3_stack/hle.c b/common/VIL/l2l3_stack/hle.c new file mode 100644 index 00000000..a0661b32 --- /dev/null +++ b/common/VIL/l2l3_stack/hle.c @@ -0,0 +1,43 @@ +/* +// Copyright (c) 2017 Intel Corporation +// +// 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. +*/ +#include "tsx.h" +//#include "hle.h" +#include <xmmintrin.h> + +void hle_init(void) +{ + mutex_val = 0; +} + +int hle_lock(void) +{ + while (__atomic_exchange_n + (&mutex_val, 1, __ATOMIC_ACQUIRE | __ATOMIC_HLE_ACQUIRE)) + _mm_pause(); + return TRUE; +} + +int hle_release(void) +{ + __atomic_store_n(&mutex_val, 0, + __ATOMIC_RELEASE | __ATOMIC_HLE_RELEASE); + return TRUE; +} + +int is_hle_locked(void) +{ + return (mutex_val == 0) ? FALSE : TRUE; +} |