| #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]; |
| u8 ixol[MAX_UINSN_BYTES]; |
| u32 ainsn; |
| }; |
| }; |
| |
| struct arch_uprobe_task { |
| unsigned long saved_trap_nr; |
| }; |
| |
| #endif /* _ASM_UPROBES_H */ |