[linux-2.6-block.git] / arch / powerpc / include / asm / uprobes.h

#ifndef _ASM_UPROBES_H
#define _ASM_UPROBES_H
/*
 * User-space Probes (UProbes) for powerpc
 *
 * 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; 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.
 *
 * Copyright IBM Corporation, 2007-2012
 *
 * Adapted from the x86 port by Ananth N Mavinakayanahalli <ananth@in.ibm.com>
 */

#include <linux/notifier.h>
#include <asm/probes.h>

typedef ppc_opcode_t uprobe_opcode_t;

#define MAX_UINSN_BYTES		4
#define UPROBE_XOL_SLOT_BYTES	(MAX_UINSN_BYTES)

/* The following alias is needed for reference from arch-agnostic code */
#define UPROBE_SWBP_INSN	BREAKPOINT_INSTRUCTION
#define UPROBE_SWBP_INSN_SIZE	4 /* swbp insn size in bytes */

struct arch_uprobe {
	union {
		u8	insn[MAX_UINSN_BYTES];
		u32	ainsn;
	};
};

struct arch_uprobe_task {
	unsigned long	saved_trap_nr;
};

#endif	/* _ASM_UPROBES_H */
Commit	Line	Data
8b7b80b9 AM	1	#ifndef _ASM_UPROBES_H
	2	#define _ASM_UPROBES_H
	3	/*
	4	* User-space Probes (UProbes) for powerpc
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	19	*
	20	* Copyright IBM Corporation, 2007-2012
	21	*
	22	* Adapted from the x86 port by Ananth N Mavinakayanahalli <ananth@in.ibm.com>
	23	*/
	24
	25	#include <linux/notifier.h>
	26	#include <asm/probes.h>
	27
28e1e58f	28	typedef ppc_opcode_t uprobe_opcode_t;
8b7b80b9 AM	29
	30	#define MAX_UINSN_BYTES 4
	31	#define UPROBE_XOL_SLOT_BYTES (MAX_UINSN_BYTES)
	32
	33	/* The following alias is needed for reference from arch-agnostic code */
	34	#define UPROBE_SWBP_INSN BREAKPOINT_INSTRUCTION
	35	#define UPROBE_SWBP_INSN_SIZE 4 /* swbp insn size in bytes */
	36
	37	struct arch_uprobe {
	38	union {
	39	u8 insn[MAX_UINSN_BYTES];
	40	u32 ainsn;
	41	};
	42	};
	43
	44	struct arch_uprobe_task {
	45	unsigned long saved_trap_nr;
	46	};
	47
8b7b80b9	48	#endif /* _ASM_UPROBES_H */