1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2012 Regents of the University of California 4 * Copyright (C) 2017 SiFive 5 */ 6 7#define RO_EXCEPTION_TABLE_ALIGN 4 8 9#ifdef CONFIG_XIP_KERNEL 10#include "vmlinux-xip.lds.S" 11#else 12 13#include <asm/pgtable.h> 14#define LOAD_OFFSET KERNEL_LINK_ADDR 15 16#include <asm/vmlinux.lds.h> 17#include <asm/page.h> 18#include <asm/cache.h> 19#include <asm/thread_info.h> 20#include <asm/set_memory.h> 21#include "image-vars.h" 22 23#include <linux/sizes.h> 24OUTPUT_ARCH(riscv) 25ENTRY(_start) 26 27jiffies = jiffies_64; 28 29PECOFF_SECTION_ALIGNMENT = 0x1000; 30PECOFF_FILE_ALIGNMENT = 0x200; 31 32SECTIONS 33{ 34 /* Beginning of code and text segment */ 35 . = LOAD_OFFSET; 36 _start = .; 37 HEAD_TEXT_SECTION 38 . = ALIGN(PAGE_SIZE); 39 40 .text : { 41 _text = .; 42 _stext = .; 43 TEXT_TEXT 44 SCHED_TEXT 45 LOCK_TEXT 46 KPROBES_TEXT 47 ENTRY_TEXT 48 IRQENTRY_TEXT 49 SOFTIRQENTRY_TEXT 50 _etext = .; 51 } 52 53 . = ALIGN(SECTION_ALIGN); 54 __init_begin = .; 55 __init_text_begin = .; 56 .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) ALIGN(SECTION_ALIGN) { \ 57 _sinittext = .; \ 58 INIT_TEXT \ 59 _einittext = .; \ 60 } 61 62 . = ALIGN(8); 63 __soc_early_init_table : { 64 __soc_early_init_table_start = .; 65 KEEP(*(__soc_early_init_table)) 66 __soc_early_init_table_end = .; 67 } 68 __soc_builtin_dtb_table : { 69 __soc_builtin_dtb_table_start = .; 70 KEEP(*(__soc_builtin_dtb_table)) 71 __soc_builtin_dtb_table_end = .; 72 } 73 /* we have to discard exit text and such at runtime, not link time */ 74 .exit.text : 75 { 76 EXIT_TEXT 77 } 78 79 __init_text_end = .; 80 . = ALIGN(SECTION_ALIGN); 81#ifdef CONFIG_EFI 82 . = ALIGN(PECOFF_SECTION_ALIGNMENT); 83 __pecoff_text_end = .; 84#endif 85 /* Start of init data section */ 86 __init_data_begin = .; 87 INIT_DATA_SECTION(16) 88 .exit.data : 89 { 90 EXIT_DATA 91 } 92 PERCPU_SECTION(L1_CACHE_BYTES) 93 94 .rel.dyn : { 95 *(.rel.dyn*) 96 } 97 98 __init_data_end = .; 99 100 . = ALIGN(8); 101 .alternative : { 102 __alt_start = .; 103 *(.alternative) 104 __alt_end = .; 105 } 106 __init_end = .; 107 108 /* Start of data section */ 109 _sdata = .; 110 RO_DATA(SECTION_ALIGN) 111 .srodata : { 112 *(.srodata*) 113 } 114 115 . = ALIGN(SECTION_ALIGN); 116 _data = .; 117 118 RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_ALIGN) 119 .sdata : { 120 __global_pointer$ = . + 0x800; 121 *(.sdata*) 122 } 123 124#ifdef CONFIG_EFI 125 .pecoff_edata_padding : { BYTE(0); . = ALIGN(PECOFF_FILE_ALIGNMENT); } 126 __pecoff_data_raw_size = ABSOLUTE(. - __pecoff_text_end); 127#endif 128 129 /* End of data section */ 130 _edata = .; 131 132 BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0) 133 134#ifdef CONFIG_EFI 135 . = ALIGN(PECOFF_SECTION_ALIGNMENT); 136 __pecoff_data_virt_size = ABSOLUTE(. - __pecoff_text_end); 137#endif 138 _end = .; 139 140 STABS_DEBUG 141 DWARF_DEBUG 142 ELF_DETAILS 143 144 DISCARDS 145} 146#endif /* CONFIG_XIP_KERNEL */ 147