1628c3bb4SHuacai Chen /* SPDX-License-Identifier: GPL-2.0 */ 2628c3bb4SHuacai Chen /* 3628c3bb4SHuacai Chen * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 4628c3bb4SHuacai Chen */ 5628c3bb4SHuacai Chen 6628c3bb4SHuacai Chen #ifndef _LOONGARCH_SETUP_H 7628c3bb4SHuacai Chen #define _LOONGARCH_SETUP_H 8628c3bb4SHuacai Chen 9628c3bb4SHuacai Chen #include <linux/types.h> 10628c3bb4SHuacai Chen #include <asm/sections.h> 11628c3bb4SHuacai Chen #include <uapi/asm/setup.h> 12628c3bb4SHuacai Chen 13628c3bb4SHuacai Chen #define VECSIZE 0x200 14628c3bb4SHuacai Chen 15628c3bb4SHuacai Chen extern unsigned long eentry; 16*88d4d957SBinbin Zhou extern unsigned long tlbrentry; 17b61a40afSHuacai Chen extern char init_command_line[COMMAND_LINE_SIZE]; 18628c3bb4SHuacai Chen extern void tlb_init(int cpu); 19b61a40afSHuacai Chen extern void cpu_cache_init(void); 20628c3bb4SHuacai Chen extern void cache_error_setup(void); 21628c3bb4SHuacai Chen extern void per_cpu_trap_init(int cpu); 22628c3bb4SHuacai Chen extern void set_handler(unsigned long offset, void *addr, unsigned long len); 23628c3bb4SHuacai Chen extern void set_merr_handler(unsigned long offset, void *addr, unsigned long len); 24628c3bb4SHuacai Chen 25 #ifdef CONFIG_RELOCATABLE 26 27 struct rela_la_abs { 28 long pc; 29 long symvalue; 30 }; 31 32 extern long __la_abs_begin; 33 extern long __la_abs_end; 34 extern long __rela_dyn_begin; 35 extern long __rela_dyn_end; 36 37 extern unsigned long __init relocate_kernel(void); 38 39 #endif 40 kaslr_offset(void)41static inline unsigned long kaslr_offset(void) 42 { 43 return (unsigned long)&_text - VMLINUX_LOAD_ADDRESS; 44 } 45 46 #endif /* __SETUP_H */ 47