/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
 */

#ifndef _LOONGARCH_SETUP_H
#define _LOONGARCH_SETUP_H

#include <linux/types.h>
#include <linux/threads.h>
#include <asm/sections.h>
#include <uapi/asm/setup.h>

#define VECSIZE 0x200

extern unsigned long eentry;
extern unsigned long tlbrentry;
extern unsigned long pcpu_handlers[NR_CPUS];
extern long exception_handlers[VECSIZE * 128 / sizeof(long)];
extern char init_command_line[COMMAND_LINE_SIZE];
extern void tlb_init(int cpu);
extern void cpu_cache_init(void);
extern void cache_error_setup(void);
extern void per_cpu_trap_init(int cpu);
extern void set_handler(unsigned long offset, void *addr, unsigned long len);
extern void set_merr_handler(unsigned long offset, void *addr, unsigned long len);

#ifdef CONFIG_RELOCATABLE

struct rela_la_abs {
	long pc;
	long symvalue;
};

extern long __la_abs_begin;
extern long __la_abs_end;
extern long __rela_dyn_begin;
extern long __rela_dyn_end;

#ifdef CONFIG_RELR
extern long __relr_dyn_begin;
extern long __relr_dyn_end;
#endif

extern unsigned long __init relocate_kernel(void);

#endif

static inline unsigned long kaslr_offset(void)
{
	return (unsigned long)&_text - VMLINUX_LOAD_ADDRESS;
}

#endif /* __SETUP_H */
