69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/* -*- linux-c -*-
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* include/asm-blackfin/ipipe_base.h
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*
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* Copyright (C) 2007 Philippe Gerum.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, Inc., 675 Mass Ave, Cambridge MA 02139,
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* USA; either version 2 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __ASM_BLACKFIN_IPIPE_BASE_H
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#define __ASM_BLACKFIN_IPIPE_BASE_H
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#ifdef CONFIG_IPIPE
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#define IPIPE_NR_XIRQS NR_IRQS
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#define IPIPE_IRQ_ISHIFT 5 /* 2^5 for 32bits arch. */
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/* Blackfin-specific, per-cpu pipeline status */
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#define IPIPE_SYNCDEFER_FLAG 15
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#define IPIPE_SYNCDEFER_MASK (1L << IPIPE_SYNCDEFER_MASK)
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/* Blackfin traps -- i.e. exception vector numbers */
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#define IPIPE_NR_FAULTS 52 /* We leave a gap after VEC_ILL_RES. */
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/* Pseudo-vectors used for kernel events */
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#define IPIPE_FIRST_EVENT IPIPE_NR_FAULTS
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#define IPIPE_EVENT_SYSCALL (IPIPE_FIRST_EVENT)
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#define IPIPE_EVENT_SCHEDULE (IPIPE_FIRST_EVENT + 1)
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#define IPIPE_EVENT_SIGWAKE (IPIPE_FIRST_EVENT + 2)
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#define IPIPE_EVENT_SETSCHED (IPIPE_FIRST_EVENT + 3)
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#define IPIPE_EVENT_INIT (IPIPE_FIRST_EVENT + 4)
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#define IPIPE_EVENT_EXIT (IPIPE_FIRST_EVENT + 5)
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#define IPIPE_EVENT_CLEANUP (IPIPE_FIRST_EVENT + 6)
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#define IPIPE_LAST_EVENT IPIPE_EVENT_CLEANUP
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#define IPIPE_NR_EVENTS (IPIPE_LAST_EVENT + 1)
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#define IPIPE_TIMER_IRQ IRQ_CORETMR
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#ifndef __ASSEMBLY__
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extern unsigned long __ipipe_root_status; /* Alias to ipipe_root_cpudom_var(status) */
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void __ipipe_stall_root(void);
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unsigned long __ipipe_test_and_stall_root(void);
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unsigned long __ipipe_test_root(void);
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void __ipipe_lock_root(void);
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void __ipipe_unlock_root(void);
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#endif /* !__ASSEMBLY__ */
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#endif /* CONFIG_IPIPE */
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#endif /* !__ASM_BLACKFIN_IPIPE_BASE_H */
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