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-rw-r--r--arch/arm64/include/asm/probes.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/probes.h b/arch/arm64/include/asm/probes.h
new file mode 100644
index 00000000000..7f5a27fa071
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+++ b/arch/arm64/include/asm/probes.h
@@ -0,0 +1,50 @@
+/*
+ * arch/arm64/include/asm/probes.h
+ *
+ * Copyright (C) 2013 Linaro Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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.
+ */
+#ifndef _ARM_PROBES_H
+#define _ARM_PROBES_H
+
+struct kprobe;
+struct arch_specific_insn;
+
+typedef u32 kprobe_opcode_t;
+typedef unsigned long (kprobes_pstate_check_t)(unsigned long);
+typedef unsigned long
+(probes_condition_check_t)(struct kprobe *p, struct pt_regs *);
+typedef void
+(probes_prepare_t)(struct kprobe *, struct arch_specific_insn *);
+typedef void (kprobes_handler_t) (u32 opcode, long addr, struct pt_regs *);
+
+enum pc_restore_type {
+ NO_RESTORE,
+ RESTORE_PC,
+};
+
+struct kprobe_pc_restore {
+ enum pc_restore_type type;
+ unsigned long addr;
+};
+
+/* architecture specific copy of original instruction */
+struct arch_specific_insn {
+ kprobe_opcode_t *insn;
+ kprobes_pstate_check_t *pstate_cc;
+ probes_condition_check_t *check_condn;
+ probes_prepare_t *prepare;
+ kprobes_handler_t *handler;
+ /* restore address after step xol */
+ struct kprobe_pc_restore restore;
+};
+
+#endif