diff options
| -rw-r--r-- | cpukit/score/include/rtems/score/smpimpl.h | 15 | ||||
| -rw-r--r-- | cpukit/score/src/smp.c | 16 |
2 files changed, 31 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/smpimpl.h b/cpukit/score/include/rtems/score/smpimpl.h index e2fee39a36..d49f88fcbb 100644 --- a/cpukit/score/include/rtems/score/smpimpl.h +++ b/cpukit/score/include/rtems/score/smpimpl.h @@ -175,6 +175,21 @@ void _SMP_Broadcast_message( uint32_t message ); +/** + * @brief Sends a SMP message to a set of processors. + * + * The sending processor may be part of the set. + * + * @param[in] setsize The size of the set of target processors of the message. + * @param[in] cpus The set of target processors of the message. + * @param[in] message The message. + */ +void _SMP_Send_message_multicast( + const size_t setsize, + const cpu_set_t *cpus, + unsigned long message +); + #endif /* defined( RTEMS_SMP ) */ /** diff --git a/cpukit/score/src/smp.c b/cpukit/score/src/smp.c index f0554fe2d5..71406647ff 100644 --- a/cpukit/score/src/smp.c +++ b/cpukit/score/src/smp.c @@ -177,4 +177,20 @@ void _SMP_Broadcast_message( uint32_t message ) } } +void _SMP_Send_message_multicast( + const size_t setsize, + const cpu_set_t *cpus, + unsigned long message +) +{ + uint32_t cpu_count = _SMP_Get_processor_count(); + uint32_t cpu_index; + + for ( cpu_index = 0 ; cpu_index < cpu_count ; ++cpu_index ) { + if ( CPU_ISSET_S( cpu_index, setsize, cpus ) ) { + _SMP_Send_message( cpu_index, message ); + } + } +} + SMP_Test_message_handler _SMP_Test_message_handler; |