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bsp/leon3: Install IPI handler early

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Install inter-processor interrupt (IPI) handler before secondary CPUs
are started.  This ensures that secondary CPUs fetch the newly installed
handler.

Remove superfluous return statement.
This commit is contained in:
Sebastian Huber
2014-02-05 13:59:07 +01:00
parent d212acb7db
commit 3ef2d175fa
1 changed files with 4 additions and 7 deletions
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11
c/src/lib/libbsp/sparc/leon3/smp/smp_leon3.c
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@@ -82,8 +82,10 @@ uint32_t bsp_smp_initialize( uint32_t configured_cpu_count )
}
#endif
if ( found_cpus == 1 )
return 1;
if ( found_cpus > 1 ) {
LEON_Unmask_interrupt(LEON3_MP_IRQ);
set_vector(bsp_ap_ipi_isr, LEON_TRAP_TYPE(LEON3_MP_IRQ), 1);
}
for ( cpu=1 ; cpu < found_cpus ; cpu++ ) {
const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu );
@@ -107,11 +109,6 @@ uint32_t bsp_smp_initialize( uint32_t configured_cpu_count )
);
#endif
}
if ( found_cpus > 1 ) {
LEON_Unmask_interrupt(LEON3_MP_IRQ);
set_vector(bsp_ap_ipi_isr, LEON_TRAP_TYPE(LEON3_MP_IRQ), 1);
}
return found_cpus;
}