forked from Imagelibrary/rtems
c7b3df3f51
Fully support the interrupt extension API to set/get the interrupt affinity. Remove LEON3_irq_to_cpu which defined the interrupt to processor mapping in a BSP-specific way. Update #3269.
65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/*
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* COPYRIGHT (c) 2012-2015
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* Cobham Gaisler
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*
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*/
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#include <bsp.h>
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#include <bsp/irq-generic.h>
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static inline int bsp_irq_cpu(int irq)
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{
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#if defined(RTEMS_SMP)
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Processor_mask affinity;
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bsp_interrupt_get_affinity((rtems_vector_number) irq, &affinity);
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return (int) _Processor_mask_Find_last_set(&affinity);
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#elif defined(LEON3)
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return _LEON3_Get_current_processor();
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#else
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return 0;
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#endif
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}
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#if !defined(LEON3)
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rtems_status_code bsp_interrupt_facility_initialize(void)
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{
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/* Nothing to do */
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return RTEMS_SUCCESSFUL;
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}
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void bsp_interrupt_vector_enable(rtems_vector_number vector)
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{
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bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
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BSP_Cpu_Unmask_interrupt(vector, 0);
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}
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void bsp_interrupt_vector_disable(rtems_vector_number vector)
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{
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bsp_interrupt_assert(bsp_interrupt_is_valid_vector(vector));
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BSP_Cpu_Mask_interrupt(vector, 0);
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}
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#endif
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void BSP_shared_interrupt_mask(int irq)
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{
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BSP_Cpu_Mask_interrupt(irq, bsp_irq_cpu(irq));
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}
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void BSP_shared_interrupt_unmask(int irq)
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{
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BSP_Cpu_Unmask_interrupt(irq, bsp_irq_cpu(irq));
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}
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void BSP_shared_interrupt_clear(int irq)
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{
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/* We don't have to interrupt lock here, because the register is only
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* written and self clearing
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*/
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BSP_Clear_interrupt(irq);
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}
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