forked from Imagelibrary/rtems
e2d0c6833e
* cpu.c, cpu_asm.S: Removed files. * nios2-context-initialize.c, nios2-context-switch.S, nios2-fatal-halt.c, nios2-initialize-vectors.c, nios2-initialize.c, nios2-isr-get-level.c, nios2-isr-install-raw-handler.c, nios2-isr-install-vector.c, nios2-isr-is-in-progress.c, nios2-isr-set-level.c, nios2-thread-dispatch-disabled.c, rtems/score/nios2-utility.h: New files. * Makefile.am, preinstall.am: Reflect changes above. * irq.c: Update due to API changes. * rtems/score/cpu.h: New functions _CPU_Initialize_vectors(), _CPU_ISR_Set_level(), and _CPU_Fatal_halt() (instead of macros). Support for external interrupt controller (EIC). Documentation changes.
35 lines
737 B
C
35 lines
737 B
C
/*
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* Copyright (c) 2011 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Obere Lagerstr. 30
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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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.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <rtems/system.h>
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#include <rtems/score/isr.h>
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#include <rtems/score/nios2-utility.h>
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bool _ISR_Is_in_progress( void )
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{
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if ( _Nios2_Has_internal_interrupt_controller() ) {
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return _ISR_Nest_level != 0;
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} else {
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uint32_t status = _Nios2_Get_ctlreg_status();
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return (status & NIOS2_STATUS_IH) != 0;
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}
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}
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