2012-08-24 05:26:02 +08:00
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#ifndef _ASM_POWERPC_PROBES_H
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#define _ASM_POWERPC_PROBES_H
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#ifdef __KERNEL__
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/*
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* Definitions common to probes files
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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; either version 2 of the License, or
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* (at your option) any later 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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* Copyright IBM Corporation, 2012
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*/
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#include <linux/types.h>
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2012-09-06 06:17:04 +08:00
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typedef u32 ppc_opcode_t;
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2012-08-24 05:26:02 +08:00
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#define BREAKPOINT_INSTRUCTION 0x7fe00008 /* trap */
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/* Trap definitions per ISA */
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#define IS_TW(instr) (((instr) & 0xfc0007fe) == 0x7c000008)
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#define IS_TD(instr) (((instr) & 0xfc0007fe) == 0x7c000088)
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#define IS_TDI(instr) (((instr) & 0xfc000000) == 0x08000000)
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#define IS_TWI(instr) (((instr) & 0xfc000000) == 0x0c000000)
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#ifdef CONFIG_PPC64
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#define is_trap(instr) (IS_TW(instr) || IS_TD(instr) || \
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IS_TWI(instr) || IS_TDI(instr))
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#else
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#define is_trap(instr) (IS_TW(instr) || IS_TWI(instr))
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#endif /* CONFIG_PPC64 */
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#endif /* __KERNEL__ */
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#endif /* _ASM_POWERPC_PROBES_H */
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