1/* ld script to make ARM Linux kernel 2 * taken from the i386 version by Russell King 3 * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> 4 */ 5 6#include <asm-generic/vmlinux.lds.h> 7#include <linux/config.h> 8#include <asm/thread_info.h> 9#include <asm/memory.h> 10 11OUTPUT_ARCH(arm) 12ENTRY(stext) 13 14#ifndef __ARMEB__ 15jiffies = jiffies_64; 16#else 17jiffies = jiffies_64 + 4; 18#endif 19 20SECTIONS 21{ 22#ifdef CONFIG_XIP_KERNEL 23 . = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR); 24#else 25 . = PAGE_OFFSET + TEXT_OFFSET; 26#endif 27 .init : { /* Init code and data */ 28 _stext = .; 29 _sinittext = .; 30 *(.init.text) 31 _einittext = .; 32 __proc_info_begin = .; 33 *(.proc.info.init) 34 __proc_info_end = .; 35 __arch_info_begin = .; 36 *(.arch.info.init) 37 __arch_info_end = .; 38 __tagtable_begin = .; 39 *(.taglist.init) 40 __tagtable_end = .; 41 . = ALIGN(16); 42 __setup_start = .; 43 *(.init.setup) 44 __setup_end = .; 45 __early_begin = .; 46 *(.early_param.init) 47 __early_end = .; 48 __initcall_start = .; 49 *(.initcall1.init) 50 *(.initcall2.init) 51 *(.initcall3.init) 52 *(.initcall4.init) 53 *(.initcall5.init) 54 *(.initcall6.init) 55 *(.initcall7.init) 56 __initcall_end = .; 57 __con_initcall_start = .; 58 *(.con_initcall.init) 59 __con_initcall_end = .; 60 __security_initcall_start = .; 61 *(.security_initcall.init) 62 __security_initcall_end = .; 63 . = ALIGN(32); 64 __initramfs_start = .; 65 usr/built-in.o(.init.ramfs) 66 __initramfs_end = .; 67 . = ALIGN(64); 68 __per_cpu_start = .; 69 *(.data.percpu) 70 __per_cpu_end = .; 71#ifndef CONFIG_XIP_KERNEL 72 __init_begin = _stext; 73 *(.init.data) 74 . = ALIGN(4096); 75 __init_end = .; 76#endif 77 } 78 79 /DISCARD/ : { /* Exit code and data */ 80 *(.exit.text) 81 *(.exit.data) 82 *(.exitcall.exit) 83#ifndef CONFIG_MMU 84 *(.fixup) 85 *(__ex_table) 86#endif 87 } 88 89 .text : { /* Real text segment */ 90 _text = .; /* Text and read-only data */ 91 *(.text) 92 SCHED_TEXT 93 LOCK_TEXT 94#ifdef CONFIG_MMU 95 *(.fixup) 96#endif 97 *(.gnu.warning) 98 *(.rodata) 99 *(.rodata.*) 100 *(.glue_7) 101 *(.glue_7t) 102 *(.got) /* Global offset table */ 103 } 104 105 RODATA 106 107 _etext = .; /* End of text and rodata section */ 108 109#ifdef CONFIG_XIP_KERNEL 110 __data_loc = ALIGN(4); /* location in binary */ 111 . = PAGE_OFFSET + TEXT_OFFSET; 112#else 113 . = ALIGN(THREAD_SIZE); 114 __data_loc = .; 115#endif 116 117 .data : AT(__data_loc) { 118 __data_start = .; /* address in memory */ 119 120 /* 121 * first, the init task union, aligned 122 * to an 8192 byte boundary. 123 */ 124 *(.init.task) 125 126#ifdef CONFIG_XIP_KERNEL 127 . = ALIGN(4096); 128 __init_begin = .; 129 *(.init.data) 130 . = ALIGN(4096); 131 __init_end = .; 132#endif 133 134 . = ALIGN(4096); 135 __nosave_begin = .; 136 *(.data.nosave) 137 . = ALIGN(4096); 138 __nosave_end = .; 139 140 /* 141 * then the cacheline aligned data 142 */ 143 . = ALIGN(32); 144 *(.data.cacheline_aligned) 145 146 /* 147 * The exception fixup table (might need resorting at runtime) 148 */ 149 . = ALIGN(32); 150 __start___ex_table = .; 151#ifdef CONFIG_MMU 152 *(__ex_table) 153#endif 154 __stop___ex_table = .; 155 156 /* 157 * and the usual data section 158 */ 159 *(.data) 160 CONSTRUCTORS 161 162 _edata = .; 163 } 164 165 .bss : { 166 __bss_start = .; /* BSS */ 167 *(.bss) 168 *(COMMON) 169 _end = .; 170 } 171 /* Stabs debugging sections. */ 172 .stab 0 : { *(.stab) } 173 .stabstr 0 : { *(.stabstr) } 174 .stab.excl 0 : { *(.stab.excl) } 175 .stab.exclstr 0 : { *(.stab.exclstr) } 176 .stab.index 0 : { *(.stab.index) } 177 .stab.indexstr 0 : { *(.stab.indexstr) } 178 .comment 0 : { *(.comment) } 179} 180 181/* 182 * These must never be empty 183 * If you have to comment these two assert statements out, your 184 * binutils is too old (for other reasons as well) 185 */ 186ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") 187ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") 188