58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _SPARC64_KPROBES_H
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#define _SPARC64_KPROBES_H
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#include <asm-generic/kprobes.h>
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#define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */
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#define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */
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#ifdef CONFIG_KPROBES
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#include <linux/types.h>
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#include <linux/percpu.h>
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typedef u32 kprobe_opcode_t;
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#define MAX_INSN_SIZE 2
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#define kretprobe_blacklist_size 0
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#define arch_remove_kprobe(p) do {} while (0)
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#define flush_insn_slot(p) \
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do { flushi(&(p)->ainsn.insn[0]); \
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flushi(&(p)->ainsn.insn[1]); \
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} while (0)
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void kretprobe_trampoline(void);
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/* Architecture specific copy of original instruction*/
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struct arch_specific_insn {
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/* copy of the original instruction */
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kprobe_opcode_t insn[MAX_INSN_SIZE];
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};
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struct prev_kprobe {
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struct kprobe *kp;
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unsigned long status;
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unsigned long orig_tnpc;
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unsigned long orig_tstate_pil;
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};
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/* per-cpu kprobe control block */
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struct kprobe_ctlblk {
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unsigned long kprobe_status;
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unsigned long kprobe_orig_tnpc;
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unsigned long kprobe_orig_tstate_pil;
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struct prev_kprobe prev_kprobe;
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};
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int kprobe_exceptions_notify(struct notifier_block *self,
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unsigned long val, void *data);
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int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
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asmlinkage void __kprobes kprobe_trap(unsigned long trap_level,
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struct pt_regs *regs);
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#endif /* CONFIG_KPROBES */
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#endif /* _SPARC64_KPROBES_H */
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