Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Based on arch/arm/include/asm/exception.h
4 *
5 * Copyright (C) 2012 ARM Ltd.
6 */
7#ifndef __ASM_EXCEPTION_H
8#define __ASM_EXCEPTION_H
9
10#include <asm/esr.h>
11#include <asm/kprobes.h>
12#include <asm/ptrace.h>
13
14#include <linux/interrupt.h>
15
16#ifdef CONFIG_FUNCTION_GRAPH_TRACER
17#define __exception_irq_entry __irq_entry
18#else
19#define __exception_irq_entry __kprobes
20#endif
21
22static inline u32 disr_to_esr(u64 disr)
23{
24 unsigned int esr = ESR_ELx_EC_SERROR << ESR_ELx_EC_SHIFT;
25
26 if ((disr & DISR_EL1_IDS) == 0)
27 esr |= (disr & DISR_EL1_ESR_MASK);
28 else
29 esr |= (disr & ESR_ELx_ISS_MASK);
30
31 return esr;
32}
33
34asmlinkage void enter_from_user_mode(void);
35void do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
36void do_undefinstr(struct pt_regs *regs);
37asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr);
38void do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr,
39 struct pt_regs *regs);
40void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs);
41void do_sve_acc(unsigned int esr, struct pt_regs *regs);
42void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs);
43void do_sysinstr(unsigned int esr, struct pt_regs *regs);
44void do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
45void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr);
46void do_cp15instr(unsigned int esr, struct pt_regs *regs);
47void do_el0_svc(struct pt_regs *regs);
48void do_el0_svc_compat(struct pt_regs *regs);
49#endif /* __ASM_EXCEPTION_H */