1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Based on arch/arm/include/asm/exception.h
5 * Copyright (C) 2012 ARM Ltd.
7 #ifndef __ASM_EXCEPTION_H
8 #define __ASM_EXCEPTION_H
11 #include <asm/kprobes.h>
12 #include <asm/ptrace.h>
14 #include <linux/interrupt.h>
16 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
17 #define __exception_irq_entry __irq_entry
19 #define __exception_irq_entry __kprobes
22 static inline u32 disr_to_esr(u64 disr)
24 unsigned int esr = ESR_ELx_EC_SERROR << ESR_ELx_EC_SHIFT;
26 if ((disr & DISR_EL1_IDS) == 0)
27 esr |= (disr & DISR_EL1_ESR_MASK);
29 esr |= (disr & ESR_ELx_ISS_MASK);
34 asmlinkage void el1_sync_handler(struct pt_regs *regs);
35 asmlinkage void el1_irq_handler(struct pt_regs *regs);
36 asmlinkage void el1_fiq_handler(struct pt_regs *regs);
37 asmlinkage void el1_error_handler(struct pt_regs *regs);
38 asmlinkage void el0_sync_handler(struct pt_regs *regs);
39 asmlinkage void el0_irq_handler(struct pt_regs *regs);
40 asmlinkage void el0_fiq_handler(struct pt_regs *regs);
41 asmlinkage void el0_error_handler(struct pt_regs *regs);
42 asmlinkage void el0_sync_compat_handler(struct pt_regs *regs);
43 asmlinkage void el0_irq_compat_handler(struct pt_regs *regs);
44 asmlinkage void el0_fiq_compat_handler(struct pt_regs *regs);
45 asmlinkage void el0_error_compat_handler(struct pt_regs *regs);
47 asmlinkage void call_on_irq_stack(struct pt_regs *regs,
48 void (*func)(struct pt_regs *));
49 asmlinkage void enter_from_user_mode(void);
50 asmlinkage void exit_to_user_mode(void);
51 void arm64_enter_nmi(struct pt_regs *regs);
52 void arm64_exit_nmi(struct pt_regs *regs);
53 void do_mem_abort(unsigned long far, unsigned int esr, struct pt_regs *regs);
54 void do_undefinstr(struct pt_regs *regs);
55 void do_bti(struct pt_regs *regs);
56 asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr);
57 void do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr,
58 struct pt_regs *regs);
59 void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs);
60 void do_sve_acc(unsigned int esr, struct pt_regs *regs);
61 void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs);
62 void do_sysinstr(unsigned int esr, struct pt_regs *regs);
63 void do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
64 void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr);
65 void do_cp15instr(unsigned int esr, struct pt_regs *regs);
66 void do_el0_svc(struct pt_regs *regs);
67 void do_el0_svc_compat(struct pt_regs *regs);
68 void do_ptrauth_fault(struct pt_regs *regs, unsigned int esr);
69 void do_serror(struct pt_regs *regs, unsigned int esr);
70 #endif /* __ASM_EXCEPTION_H */