diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2012-10-28 19:28:52 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2012-10-28 19:29:19 +0100 |
| commit | 3bd7bf1f0fe14f591c089ae61bbfa9bd356f178a (patch) | |
| tree | 0058693cc9e70b7461dae551f8a19aff2efd13ca /arch/powerpc/include/asm/probes.h | |
| parent | f16f84937d769c893492160b1a8c3672e3992beb (diff) | |
| parent | e657e078d3dfa9f96976db7a2b5fd7d7c9f1f1a6 (diff) | |
Merge branch 'master' into for-next
Sync up with Linus' tree to be able to apply Cesar's patch
against newer version of the code.
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/powerpc/include/asm/probes.h')
| -rw-r--r-- | arch/powerpc/include/asm/probes.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/probes.h b/arch/powerpc/include/asm/probes.h new file mode 100644 index 000000000000..5f1e15b68704 --- /dev/null +++ b/arch/powerpc/include/asm/probes.h @@ -0,0 +1,42 @@ +#ifndef _ASM_POWERPC_PROBES_H +#define _ASM_POWERPC_PROBES_H +#ifdef __KERNEL__ +/* + * Definitions common to probes files + * + * 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, 2012 + */ +#include <linux/types.h> + +typedef u32 ppc_opcode_t; +#define BREAKPOINT_INSTRUCTION 0x7fe00008 /* trap */ + +/* Trap definitions per ISA */ +#define IS_TW(instr) (((instr) & 0xfc0007fe) == 0x7c000008) +#define IS_TD(instr) (((instr) & 0xfc0007fe) == 0x7c000088) +#define IS_TDI(instr) (((instr) & 0xfc000000) == 0x08000000) +#define IS_TWI(instr) (((instr) & 0xfc000000) == 0x0c000000) + +#ifdef CONFIG_PPC64 +#define is_trap(instr) (IS_TW(instr) || IS_TD(instr) || \ + IS_TWI(instr) || IS_TDI(instr)) +#else +#define is_trap(instr) (IS_TW(instr) || IS_TWI(instr)) +#endif /* CONFIG_PPC64 */ + +#endif /* __KERNEL__ */ +#endif /* _ASM_POWERPC_PROBES_H */ |