18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Based on arch/arm/include/asm/exception.h 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2012 ARM Ltd. 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci#ifndef __ASM_EXCEPTION_H 88c2ecf20Sopenharmony_ci#define __ASM_EXCEPTION_H 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci#include <asm/esr.h> 118c2ecf20Sopenharmony_ci#include <asm/ptrace.h> 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#include <linux/interrupt.h> 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#define __exception_irq_entry __irq_entry 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_cistatic inline u32 disr_to_esr(u64 disr) 188c2ecf20Sopenharmony_ci{ 198c2ecf20Sopenharmony_ci unsigned int esr = ESR_ELx_EC_SERROR << ESR_ELx_EC_SHIFT; 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ci if ((disr & DISR_EL1_IDS) == 0) 228c2ecf20Sopenharmony_ci esr |= (disr & DISR_EL1_ESR_MASK); 238c2ecf20Sopenharmony_ci else 248c2ecf20Sopenharmony_ci esr |= (disr & ESR_ELx_ISS_MASK); 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci return esr; 278c2ecf20Sopenharmony_ci} 288c2ecf20Sopenharmony_ci 298c2ecf20Sopenharmony_ciasmlinkage void noinstr enter_el1_irq_or_nmi(struct pt_regs *regs); 308c2ecf20Sopenharmony_ciasmlinkage void noinstr exit_el1_irq_or_nmi(struct pt_regs *regs); 318c2ecf20Sopenharmony_ciasmlinkage void enter_from_user_mode(void); 328c2ecf20Sopenharmony_ciasmlinkage void exit_to_user_mode(void); 338c2ecf20Sopenharmony_civoid arm64_enter_nmi(struct pt_regs *regs); 348c2ecf20Sopenharmony_civoid arm64_exit_nmi(struct pt_regs *regs); 358c2ecf20Sopenharmony_civoid do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs); 368c2ecf20Sopenharmony_civoid do_el0_undef(struct pt_regs *regs, unsigned long esr); 378c2ecf20Sopenharmony_civoid do_el1_undef(struct pt_regs *regs, unsigned long esr); 388c2ecf20Sopenharmony_civoid do_el0_bti(struct pt_regs *regs); 398c2ecf20Sopenharmony_civoid do_el1_bti(struct pt_regs *regs, unsigned long esr); 408c2ecf20Sopenharmony_ciasmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr); 418c2ecf20Sopenharmony_civoid do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr, 428c2ecf20Sopenharmony_ci struct pt_regs *regs); 438c2ecf20Sopenharmony_civoid do_fpsimd_acc(unsigned int esr, struct pt_regs *regs); 448c2ecf20Sopenharmony_civoid do_sve_acc(unsigned int esr, struct pt_regs *regs); 458c2ecf20Sopenharmony_civoid do_fpsimd_exc(unsigned int esr, struct pt_regs *regs); 468c2ecf20Sopenharmony_civoid do_el0_sys(unsigned long esr, struct pt_regs *regs); 478c2ecf20Sopenharmony_civoid do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs); 488c2ecf20Sopenharmony_civoid bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr); 498c2ecf20Sopenharmony_civoid do_el0_cp15(unsigned long esr, struct pt_regs *regs); 508c2ecf20Sopenharmony_civoid do_el0_svc(struct pt_regs *regs); 518c2ecf20Sopenharmony_civoid do_el0_svc_compat(struct pt_regs *regs); 528c2ecf20Sopenharmony_civoid do_el0_fpac(struct pt_regs *regs, unsigned long esr); 538c2ecf20Sopenharmony_civoid do_el1_fpac(struct pt_regs *regs, unsigned long esr); 548c2ecf20Sopenharmony_ci#endif /* __ASM_EXCEPTION_H */ 55