aboutsummaryrefslogtreecommitdiff
path: root/include/asm-sparc64/kprobes.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-sparc64/kprobes.h')
-rw-r--r--include/asm-sparc64/kprobes.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-sparc64/kprobes.h b/include/asm-sparc64/kprobes.h
new file mode 100644
index 00000000000..a8d326a598f
--- /dev/null
+++ b/include/asm-sparc64/kprobes.h
@@ -0,0 +1,32 @@
+#ifndef _SPARC64_KPROBES_H
+#define _SPARC64_KPROBES_H
+
+#include <linux/config.h>
+#include <linux/types.h>
+
+typedef u32 kprobe_opcode_t;
+
+#define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */
+#define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */
+#define MAX_INSN_SIZE 2
+
+#define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
+
+/* Architecture specific copy of original instruction*/
+struct arch_specific_insn {
+ /* copy of the original instruction */
+ kprobe_opcode_t insn[MAX_INSN_SIZE];
+};
+
+#ifdef CONFIG_KPROBES
+extern int kprobe_exceptions_notify(struct notifier_block *self,
+ unsigned long val, void *data);
+#else /* !CONFIG_KPROBES */
+static inline int kprobe_exceptions_notify(struct notifier_block *self,
+ unsigned long val, void *data)
+{
+ return 0;
+}
+#endif
+
+#endif /* _SPARC64_KPROBES_H */