1/*
 2 * Based on arch/arm/include/asm/exception.h
 3 *
 4 * Copyright (C) 2012 ARM Ltd.
 5 *
 6 * This program is free software; you can redistribute it and/or modify
 7 * it under the terms of the GNU General Public License version 2 as
 8 * published by the Free Software Foundation.
 9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
17 */
18#ifndef __ASM_EXCEPTION_H
19#define __ASM_EXCEPTION_H
20
 
 
 
 
21#include <linux/interrupt.h>
22
23#define __exception	__attribute__((section(".exception.text")))
24#ifdef CONFIG_FUNCTION_GRAPH_TRACER
25#define __exception_irq_entry	__irq_entry
26#else
27#define __exception_irq_entry	__exception
28#endif
29
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
30#endif	/* __ASM_EXCEPTION_H */

 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);
37void do_bti(struct pt_regs *regs);
38asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr);
39void do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr,
40			struct pt_regs *regs);
41void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs);
42void do_sve_acc(unsigned int esr, struct pt_regs *regs);
43void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs);
44void do_sysinstr(unsigned int esr, struct pt_regs *regs);
45void do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
46void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr);
47void do_cp15instr(unsigned int esr, struct pt_regs *regs);
48void do_el0_svc(struct pt_regs *regs);
49void do_el0_svc_compat(struct pt_regs *regs);
50#endif	/* __ASM_EXCEPTION_H */