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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2019-05-20 09:15:36 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2019-05-20 09:31:25 +0200 |
commit | 5fa893ea20f05b5322cf808e7f0b0c052d1f1296 (patch) | |
tree | 1cc8ae673b22e6039f0a03ec715f90afd0aa737a /cpukit/score/src/smpunicastaction.c | |
parent | score: Add _Per_CPU_Wait_for_job() (diff) | |
download | rtems-5fa893ea20f05b5322cf808e7f0b0c052d1f1296.tar.bz2 |
score: Add _SMP_Unicast_action()
Diffstat (limited to 'cpukit/score/src/smpunicastaction.c')
-rw-r--r-- | cpukit/score/src/smpunicastaction.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/cpukit/score/src/smpunicastaction.c b/cpukit/score/src/smpunicastaction.c new file mode 100644 index 0000000000..1b170cabd2 --- /dev/null +++ b/cpukit/score/src/smpunicastaction.c @@ -0,0 +1,51 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (C) 2019 embedded brains GmbH + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems/score/smpimpl.h> + +void _SMP_Unicast_action( + uint32_t cpu_index, + SMP_Action_handler handler, + void *arg +) +{ + Per_CPU_Control *cpu; + Per_CPU_Job_context context; + Per_CPU_Job job; + + context.handler = handler; + context.arg = arg; + job.context = &context; + cpu = _Per_CPU_Get_by_index( cpu_index ); + _Per_CPU_Add_job( cpu, &job ); + _SMP_Send_message( cpu_index, SMP_MESSAGE_PERFORM_JOBS ); + _Per_CPU_Wait_for_job( cpu, &job ); +} |