1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 4 */ 5 6#ifndef _LOONGARCH_SETUP_H 7#define _LOONGARCH_SETUP_H 8 9#include <linux/types.h> 10#include <asm/sections.h> 11#include <uapi/asm/setup.h> 12 13#define VECSIZE 0x200 14 15extern unsigned long eentry; 16extern unsigned long tlbrentry; 17extern char init_command_line[COMMAND_LINE_SIZE]; 18extern void tlb_init(int cpu); 19extern void cpu_cache_init(void); 20extern void cache_error_setup(void); 21extern void per_cpu_trap_init(int cpu); 22extern void set_handler(unsigned long offset, void *addr, unsigned long len); 23extern void set_merr_handler(unsigned long offset, void *addr, unsigned long len); 24 25#ifdef CONFIG_RELOCATABLE 26 27struct rela_la_abs { 28 long pc; 29 long symvalue; 30}; 31 32extern long __la_abs_begin; 33extern long __la_abs_end; 34extern long __rela_dyn_begin; 35extern long __rela_dyn_end; 36 37extern unsigned long __init relocate_kernel(void); 38 39#endif 40 41static inline unsigned long kaslr_offset(void) 42{ 43 return (unsigned long)&_text - VMLINUX_LOAD_ADDRESS; 44} 45 46#endif /* __SETUP_H */ 47