| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Based on arch/arm/include/asm/exception.h |
| * |
| * Copyright (C) 2012 ARM Ltd. |
| */ |
| #ifndef __ASM_EXCEPTION_H |
| #define __ASM_EXCEPTION_H |
| |
| #include <asm/esr.h> |
| |
| #include <linux/interrupt.h> |
| |
| #define __exception __attribute__((section(".exception.text"))) |
| #ifdef CONFIG_FUNCTION_GRAPH_TRACER |
| #define __exception_irq_entry __irq_entry |
| #else |
| #define __exception_irq_entry __exception |
| #endif |
| |
| static inline u32 disr_to_esr(u64 disr) |
| { |
| unsigned int esr = ESR_ELx_EC_SERROR << ESR_ELx_EC_SHIFT; |
| |
| if ((disr & DISR_EL1_IDS) == 0) |
| esr |= (disr & DISR_EL1_ESR_MASK); |
| else |
| esr |= (disr & ESR_ELx_ISS_MASK); |
| |
| return esr; |
| } |
| |
| asmlinkage void enter_from_user_mode(void); |
| |
| #endif /* __ASM_EXCEPTION_H */ |
