// SPDX-License-Identifier: GPL-2.0+ #include <linux/kernel.h> #include <linux/kprobes.h> #include <linux/module.h> #include <linux/kallsyms.h> #include <asm/sections.h> #include "decode-insn.h" #include "simulate-insn.h" /* Return: * INSN_REJECTED If instruction is one not allowed to kprobe, * INSN_GOOD_NO_SLOT If instruction is supported but doesn't use its slot. */ enum probe_insn __kprobes csky_probe_decode_insn(probe_opcode_t *addr, struct arch_probe_insn *api) { probe_opcode_t insn = le32_to_cpu(*addr); CSKY_INSN_SET_SIMULATE(br16, insn); CSKY_INSN_SET_SIMULATE(bt16, insn); CSKY_INSN_SET_SIMULATE(bf16, insn); CSKY_INSN_SET_SIMULATE(jmp16, insn); CSKY_INSN_SET_SIMULATE(jsr16, insn); CSKY_INSN_SET_SIMULATE(lrw16, insn); CSKY_INSN_SET_SIMULATE(pop16, insn); CSKY_INSN_SET_SIMULATE(br32, insn); CSKY_INSN_SET_SIMULATE(bt32, insn); CSKY_INSN_SET_SIMULATE(bf32, insn); CSKY_INSN_SET_SIMULATE(jmp32, insn); CSKY_INSN_SET_SIMULATE(jsr32, insn); CSKY_INSN_SET_SIMULATE(lrw32, insn); CSKY_INSN_SET_SIMULATE(pop32, insn); CSKY_INSN_SET_SIMULATE(bez32, insn); CSKY_INSN_SET_SIMULATE(bnez32, insn); CSKY_INSN_SET_SIMULATE(bnezad32, insn); CSKY_INSN_SET_SIMULATE(bhsz32, insn); CSKY_INSN_SET_SIMULATE(bhz32, insn); CSKY_INSN_SET_SIMULATE(blsz32, insn); CSKY_INSN_SET_SIMULATE(blz32, insn); CSKY_INSN_SET_SIMULATE(bsr32, insn); CSKY_INSN_SET_SIMULATE(jmpi32, insn); CSKY_INSN_SET_SIMULATE(jsri32, insn); return INSN_GOOD; }