162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#ifndef _LOONGARCH_SETUP_H 762306a36Sopenharmony_ci#define _LOONGARCH_SETUP_H 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/types.h> 1062306a36Sopenharmony_ci#include <asm/sections.h> 1162306a36Sopenharmony_ci#include <uapi/asm/setup.h> 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#define VECSIZE 0x200 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ciextern unsigned long eentry; 1662306a36Sopenharmony_ciextern unsigned long tlbrentry; 1762306a36Sopenharmony_ciextern char init_command_line[COMMAND_LINE_SIZE]; 1862306a36Sopenharmony_ciextern void tlb_init(int cpu); 1962306a36Sopenharmony_ciextern void cpu_cache_init(void); 2062306a36Sopenharmony_ciextern void cache_error_setup(void); 2162306a36Sopenharmony_ciextern void per_cpu_trap_init(int cpu); 2262306a36Sopenharmony_ciextern void set_handler(unsigned long offset, void *addr, unsigned long len); 2362306a36Sopenharmony_ciextern void set_merr_handler(unsigned long offset, void *addr, unsigned long len); 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci#ifdef CONFIG_RELOCATABLE 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_cistruct rela_la_abs { 2862306a36Sopenharmony_ci long pc; 2962306a36Sopenharmony_ci long symvalue; 3062306a36Sopenharmony_ci}; 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ciextern long __la_abs_begin; 3362306a36Sopenharmony_ciextern long __la_abs_end; 3462306a36Sopenharmony_ciextern long __rela_dyn_begin; 3562306a36Sopenharmony_ciextern long __rela_dyn_end; 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_ciextern unsigned long __init relocate_kernel(void); 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_ci#endif 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_cistatic inline unsigned long kaslr_offset(void) 4262306a36Sopenharmony_ci{ 4362306a36Sopenharmony_ci return (unsigned long)&_text - VMLINUX_LOAD_ADDRESS; 4462306a36Sopenharmony_ci} 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ci#endif /* __SETUP_H */ 47