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/* -*- linux-c -*-
* include/asm-blackfin/ipipe_base.h
*
* Copyright (C) 2007 Philippe Gerum.
*
* 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 __ASM_BLACKFIN_IPIPE_BASE_H
#define __ASM_BLACKFIN_IPIPE_BASE_H
#ifdef CONFIG_IPIPE
#include <asm/bitsperlong.h>
#include <mach/irq.h>
#define IPIPE_NR_XIRQS NR_IRQS
/* Blackfin-specific, per-cpu pipeline status */
#define IPIPE_SYNCDEFER_FLAG 15
#define IPIPE_SYNCDEFER_MASK (1L << IPIPE_SYNCDEFER_MASK)
/* Blackfin traps -- i.e. exception vector numbers */
#define IPIPE_NR_FAULTS 52 /* We leave a gap after VEC_ILL_RES. */
/* Pseudo-vectors used for kernel events */
#define IPIPE_FIRST_EVENT IPIPE_NR_FAULTS
#define IPIPE_EVENT_SYSCALL (IPIPE_FIRST_EVENT)
#define IPIPE_EVENT_SCHEDULE (IPIPE_FIRST_EVENT + 1)
#define IPIPE_EVENT_SIGWAKE (IPIPE_FIRST_EVENT + 2)
#define IPIPE_EVENT_SETSCHED (IPIPE_FIRST_EVENT + 3)
#define IPIPE_EVENT_INIT (IPIPE_FIRST_EVENT + 4)
#define IPIPE_EVENT_EXIT (IPIPE_FIRST_EVENT + 5)
#define IPIPE_EVENT_CLEANUP (IPIPE_FIRST_EVENT + 6)
#define IPIPE_EVENT_RETURN (IPIPE_FIRST_EVENT + 7)
#define IPIPE_LAST_EVENT IPIPE_EVENT_RETURN
#define IPIPE_NR_EVENTS (IPIPE_LAST_EVENT + 1)
#define IPIPE_TIMER_IRQ IRQ_CORETMR
#define __IPIPE_FEATURE_SYSINFO_V2 1
#ifndef __ASSEMBLY__
extern unsigned long __ipipe_root_status; /* Alias to ipipe_root_cpudom_var(status) */
void __ipipe_stall_root(void);
unsigned long __ipipe_test_and_stall_root(void);
unsigned long __ipipe_test_root(void);
void __ipipe_lock_root(void);
void __ipipe_unlock_root(void);
#endif /* !__ASSEMBLY__ */
#define __IPIPE_FEATURE_SYSINFO_V2 1
#endif /* CONFIG_IPIPE */
#endif /* !__ASM_BLACKFIN_IPIPE_BASE_H */
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