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arm: Make barrier operations more visible

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This commit is contained in:
Sebastian Huber
2013-08-22 13:19:06 +02:00
parent 389ffb280f
commit 1a246d7e05
1 changed files with 15 additions and 10 deletions
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25
cpukit/score/cpu/arm/rtems/score/cpu.h
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@@ -285,6 +285,21 @@ typedef struct {
extern uint32_t arm_cpu_mode; extern uint32_t arm_cpu_mode;
static inline void _ARM_Data_memory_barrier( void )
{
__asm__ volatile ( "dmb" : : : "memory" );
}
static inline void _ARM_Data_synchronization_barrier( void )
{
__asm__ volatile ( "dsb" : : : "memory" );
}
static inline void _ARM_Instruction_synchronization_barrier( void )
{
__asm__ volatile ( "isb" : : : "memory" );
}
static inline uint32_t arm_interrupt_disable( void ) static inline uint32_t arm_interrupt_disable( void )
{ {
uint32_t level; uint32_t level;
@@ -465,16 +480,6 @@ void _CPU_Context_validate( uintptr_t pattern );
void _CPU_SMP_Send_interrupt( uint32_t target_processor_index ); void _CPU_SMP_Send_interrupt( uint32_t target_processor_index );
static inline void _ARM_Data_memory_barrier( void )
{
__asm__ volatile ( "dmb" : : : "memory" );
}
static inline void _ARM_Data_synchronization_barrier( void )
{
__asm__ volatile ( "dsb" : : : "memory" );
}
static inline void _ARM_Send_event( void ) static inline void _ARM_Send_event( void )
{ {
__asm__ volatile ( "sev" : : : "memory" ); __asm__ volatile ( "sev" : : : "memory" );