1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h
new file mode 100644
index 000000000..cc5b2203d
--- /dev/null
+++ b/arch/arm64/include/asm/exception.h
@@ -0,0 +1,54 @@
+/* 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 <asm/ptrace.h>
+
+#include <linux/interrupt.h>
+
+#define __exception_irq_entry	__irq_entry
+
+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 noinstr enter_el1_irq_or_nmi(struct pt_regs *regs);
+asmlinkage void noinstr exit_el1_irq_or_nmi(struct pt_regs *regs);
+asmlinkage void enter_from_user_mode(void);
+asmlinkage void exit_to_user_mode(void);
+void arm64_enter_nmi(struct pt_regs *regs);
+void arm64_exit_nmi(struct pt_regs *regs);
+void do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
+void do_el0_undef(struct pt_regs *regs, unsigned long esr);
+void do_el1_undef(struct pt_regs *regs, unsigned long esr);
+void do_el0_bti(struct pt_regs *regs);
+void do_el1_bti(struct pt_regs *regs, unsigned long esr);
+asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr);
+void do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr,
+			struct pt_regs *regs);
+void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs);
+void do_sve_acc(unsigned int esr, struct pt_regs *regs);
+void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs);
+void do_el0_sys(unsigned long esr, struct pt_regs *regs);
+void do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs);
+void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr);
+void do_el0_cp15(unsigned long esr, struct pt_regs *regs);
+void do_el0_svc(struct pt_regs *regs);
+void do_el0_svc_compat(struct pt_regs *regs);
+void do_el0_fpac(struct pt_regs *regs, unsigned long esr);
+void do_el1_fpac(struct pt_regs *regs, unsigned long esr);
+#endif	/* __ASM_EXCEPTION_H */