diff options
Diffstat (limited to 'cpukit/score/include/rtems/score/smpimpl.h')
| -rw-r--r-- | cpukit/score/include/rtems/score/smpimpl.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/smpimpl.h b/cpukit/score/include/rtems/score/smpimpl.h index cbc64280de..dca8a6bec8 100644 --- a/cpukit/score/include/rtems/score/smpimpl.h +++ b/cpukit/score/include/rtems/score/smpimpl.h @@ -21,6 +21,7 @@ #include <rtems/score/smp.h> #include <rtems/score/percpu.h> #include <rtems/fatal.h> +#include <rtems/rtems/cache.h> #ifdef __cplusplus extern "C" { @@ -51,6 +52,13 @@ extern "C" { #define SMP_MESSAGE_TEST 0x2UL /** + * @brief SMP message to request a cache manager invocation. + * + * @see _SMP_Send_message(). + */ +#define SMP_MESSAGE_CACHE_MANAGER 0x4UL + +/** * @brief SMP fatal codes. */ typedef enum { @@ -127,6 +135,12 @@ static inline void _SMP_Set_test_message_handler( } /** + * @brief Handles cache invalidation/flush requests from a remote processor. + * + */ +void _SMP_Cache_manager_message_handler( void ); + +/** * @brief Interrupt handler for inter-processor interrupts. */ static inline void _SMP_Inter_processor_interrupt_handler( void ) @@ -148,6 +162,11 @@ static inline void _SMP_Inter_processor_interrupt_handler( void ) if ( ( message & SMP_MESSAGE_TEST ) != 0 ) { ( *_SMP_Test_message_handler )( cpu_self ); } + + if ( ( message & SMP_MESSAGE_CACHE_MANAGER ) != 0 ) { + _SMP_Cache_manager_message_handler(); + } + } } |