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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-17 14:31:32 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-19 09:59:41 +0100 |
| commit | f8ff2a011cad523453cff8208b3dbd82aa66a110 (patch) | |
| tree | 85779c8bf17337c0a734460cd50013d87afb7989 /c/src/lib/libbsp/sparc | |
| parent | score: Rename bsp_smp_initialize() (diff) | |
| download | rtems-f8ff2a011cad523453cff8208b3dbd82aa66a110.tar.bz2 | |
score: Delete bsp_smp_broadcast_interrupt()
Since the per-CPU SMP lock must be acquired and released to send the
message a single interrupt broadcast operations offers no benefits. If
synchronization is required, then a SMP barrier must be used anyway.
Diffstat (limited to 'c/src/lib/libbsp/sparc')
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c b/c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c index baf4cfdba1..dccca812d9 100644 --- a/c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c +++ b/c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c @@ -93,19 +93,3 @@ void _CPU_SMP_Send_interrupt(uint32_t target_processor_index) /* send interrupt to destination CPU */ LEON3_IrqCtrl_Regs->force[target_processor_index] = 1 << LEON3_MP_IRQ; } - -void bsp_smp_broadcast_interrupt(void) -{ - uint32_t dest_cpu; - uint32_t cpu; - uint32_t max_cpus; - - cpu = rtems_smp_get_current_processor(); - max_cpus = rtems_smp_get_processor_count(); - - for ( dest_cpu=0 ; dest_cpu < max_cpus ; dest_cpu++ ) { - if ( cpu != dest_cpu ) { - _CPU_SMP_Send_interrupt( dest_cpu ); - } - } -} |