diff options
Diffstat (limited to 'src/sbefw/sbeutil.C')
-rw-r--r-- | src/sbefw/sbeutil.C | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/sbefw/sbeutil.C b/src/sbefw/sbeutil.C new file mode 100644 index 00000000..ac1eeacd --- /dev/null +++ b/src/sbefw/sbeutil.C @@ -0,0 +1,41 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/sbefw/sbeutil.C $ */ +/* */ +/* OpenPOWER sbe Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2016 */ +/* */ +/* */ +/* 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. */ +/* */ +/* IBM_PROLOG_END_TAG */ +#include "sbeutil.H" +namespace SBE +{ + bool isSimics() __attribute__((alias("__isSimicsRunning"))); + extern "C" void __isSimicsRunning() __attribute__ ((noinline)); + + void __isSimicsRunning() + { + asm volatile("li 3, 0"); + SBE_MAGIC_INSTRUCTION(MAGIC_SIMICS_CHECK); + } + + bool isSimicsRunning() + { + static bool simics = isSimics(); + return simics; + } +} |