forked from Imagelibrary/rtems
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/* irq.h
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*
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* This include file describe the data structure and the functions implemented
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* by rtems to write interrupt handlers.
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*
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* CopyRight (C) 1999 valette@crf.canon.fr
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*
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* This code is heavilly inspired by the public specification of STREAM V2
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* that can be found at :
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*
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* <http://www.chorus.com/Documentation/index.html> by following
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* the STREAM API Specification Document link.
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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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#ifndef LIBBSP_POWERPC_IRQ_H
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#define LIBBSP_POWERPC_IRQ_H
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#define BSP_SHARED_HANDLER_SUPPORT 1
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#ifndef ASM
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#include <rtems/irq.h>
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/*
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* Symblolic IRQ names and related definitions.
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*/
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/*
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* PCI IRQ handlers related definitions
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* CAUTION : BSP_PCI_IRQ_LOWEST_OFFSET should be equal to OPENPIC_VEC_SOURCE
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*/
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#define BSP_PCI_IRQ_NUMBER (16)
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#define BSP_PCI_IRQ_LOWEST_OFFSET (0)
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#define BSP_PCI_IRQ_MAX_OFFSET (BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER - 1)
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#define BSP_PROCESSOR_IRQ_NUMBER (1)
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#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_PCI_IRQ_MAX_OFFSET)
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#define BSP_PROCESSOR_IRQ_MAX_OFFSET (BSP_PROCESSOR_IRQ_LOWEST_OFFSET+BSP_PROCESSOR_IRQ_NUMBER-1)
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/*
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* Summary
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*/
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#define BSP_IRQ_NUMBER (BSP_PROCESSOR_IRQ_MAX_OFFSET + 1)
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#define BSP_LOWEST_OFFSET (BSP_PCI_IRQ_LOWEST_OFFSET)
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#define BSP_MAX_OFFSET (BSP_IRQ_NUMBER - 1)
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/*
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* Some Processor execption handled as rtems IRQ symbolic name definition
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*/
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#define BSP_DECREMENTER (BSP_PROCESSOR_IRQ_LOWEST_OFFSET)
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#include <bsp/irq_supp.h>
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#define BSP_INTERRUPT_VECTOR_COUNT BSP_IRQ_NUMBER
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#ifdef __cplusplus
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extern "C" {
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#endif
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void BSP_rtems_irq_mng_init(unsigned cpuId);
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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