base/include/asm-ppc/rtai_vectors.h

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/*
 *   Copyright (C) 2000-2007 Paolo Mantegazza,
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139,
 *   USA; either version 2 of the License, or (at your option) any later
 *   version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef _RTAI_ASM_PPC_VECTORS_H
#define _RTAI_ASM_PPC_VECTORS_H

#include <rtai_hal_names.h>
#include <rtai_config.h>

#ifdef CONFIG_SMP
#define RTAI_APIC_HIGH_VECTOR  HAL_APIC_HIGH_VECTOR
#define RTAI_APIC_LOW_VECTOR   HAL_APIC_LOW_VECTOR
#else 
#define RTAI_APIC_HIGH_VECTOR  0xff
#define RTAI_APIC_LOW_VECTOR   0xff
#endif

#define RTAI_APIC_HIGH_IPI     (RTAI_APIC_HIGH_VECTOR - FIRST_EXTERNAL_VECTOR)
#define RTAI_APIC_LOW_IPI      (RTAI_APIC_LOW_VECTOR - FIRST_EXTERNAL_VECTOR)

#define RTAI_SYS_VECTOR        0xF6

#if RTAI_APIC_HIGH_VECTOR == RTAI_SYS_VECTOR || RTAI_APIC_LOW_VECTOR == RTAI_SYS_VECTOR
#error *** RTAI_SYS_VECTOR CONFLICTS WITH APIC VECTORS USED BY RTAI ***
#endif

#define __rtai_stringize0(_s_) #_s_
#define __rtai_stringize(_s_)  __rtai_stringize0(_s_)
#define __rtai_trap_call(_t_)  _t_
#define __rtai_do_trap0(_t_)   __rtai_stringize(int $ _t_)
#define __rtai_do_trap(_t_)    __rtai_do_trap0(__rtai_trap_call(_t_))

#define RTAI_DO_TRAP(v, r, a1, a2)  do { __asm__ __volatile__ ( __rtai_do_trap(v): : "a" (a1), "c" (a2), "d" (&r)); } while (0)

#endif /* _RTAI_ASM_PPC_VECTORS_H */

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