| /* |
| * kexec for arm64 |
| * |
| * Copyright (C) Linaro. |
| * Copyright (C) Huawei Futurewei Technologies. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef _ARM64_KEXEC_H |
| #define _ARM64_KEXEC_H |
| |
| /* Maximum physical address we can use pages from */ |
| |
| #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) |
| |
| /* Maximum address we can reach in physical address mode */ |
| |
| #define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) |
| |
| /* Maximum address we can use for the control code buffer */ |
| |
| #define KEXEC_CONTROL_MEMORY_LIMIT (-1UL) |
| |
| #define KEXEC_CONTROL_PAGE_SIZE 4096 |
| |
| #define KEXEC_ARCH KEXEC_ARCH_AARCH64 |
| |
| #ifndef __ASSEMBLY__ |
| |
| /** |
| * crash_setup_regs() - save registers for the panic kernel |
| * |
| * @newregs: registers are saved here |
| * @oldregs: registers to be saved (may be %NULL) |
| */ |
| |
| static inline void crash_setup_regs(struct pt_regs *newregs, |
| struct pt_regs *oldregs) |
| { |
| /* Empty routine needed to avoid build errors. */ |
| } |
| |
| #endif /* __ASSEMBLY__ */ |
| |
| #endif |
