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 <asm/thread_info.h> 8#include <asm/memory.h> 9 10OUTPUT_ARCH(arm) 11ENTRY(stext) 12 13#ifndef __ARMEB__ 14jiffies = jiffies_64; 15#else 16jiffies = jiffies_64 + 4; 17#endif 18 19SECTIONS 20{ 21#ifdef CONFIG_XIP_KERNEL 22 . = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR); 23#else 24 . = PAGE_OFFSET + TEXT_OFFSET; 25#endif 26 .text.head : { 27 _stext = .; 28 _sinittext = .; 29 *(.text.head) 30 } 31 32 .init : { /* Init code and data */ 33 *(.init.text) 34 _einittext = .; 35 __proc_info_begin = .; 36 *(.proc.info.init) 37 __proc_info_end = .; 38 __arch_info_begin = .; 39 *(.arch.info.init) 40 __arch_info_end = .; 41 __tagtable_begin = .; 42 *(.taglist.init) 43 __tagtable_end = .; 44 . = ALIGN(16); 45 __setup_start = .; 46 *(.init.setup) 47 __setup_end = .; 48 __early_begin = .; 49 *(.early_param.init) 50 __early_end = .; 51 __initcall_start = .; 52 INITCALLS 53 __initcall_end = .; 54 __con_initcall_start = .; 55 *(.con_initcall.init) 56 __con_initcall_end = .; 57 __security_initcall_start = .; 58 *(.security_initcall.init) 59 __security_initcall_end = .; 60#ifdef CONFIG_BLK_DEV_INITRD 61 . = ALIGN(32); 62 __initramfs_start = .; 63 usr/built-in.o(.init.ramfs) 64 __initramfs_end = .; 65#endif 66 . = ALIGN(4096); 67 __per_cpu_start = .; 68 *(.data.percpu) 69 __per_cpu_end = .; 70#ifndef CONFIG_XIP_KERNEL 71 __init_begin = _stext; 72 *(.init.data) 73 . = ALIGN(4096); 74 __init_end = .; 75#endif 76 } 77 78 /DISCARD/ : { /* Exit code and data */ 79 *(.exit.text) 80 *(.exit.data) 81 *(.exitcall.exit) 82#ifndef CONFIG_MMU 83 *(.fixup) 84 *(__ex_table) 85#endif 86 } 87 88 .text : { /* Real text segment */ 89 _text = .; /* Text and read-only data */ 90 __exception_text_start = .; 91 *(.exception.text) 92 __exception_text_end = .; 93 TEXT_TEXT 94 SCHED_TEXT 95 LOCK_TEXT 96#ifdef CONFIG_MMU 97 *(.fixup) 98#endif 99 *(.gnu.warning) 100 *(.rodata) 101 *(.rodata.*) 102 *(.glue_7) 103 *(.glue_7t) 104 *(.got) /* Global offset table */ 105 } 106 107 RODATA 108 109 _etext = .; /* End of text and rodata section */ 110 111#ifdef CONFIG_XIP_KERNEL 112 __data_loc = ALIGN(4); /* location in binary */ 113 . = PAGE_OFFSET + TEXT_OFFSET; 114#else 115 . = ALIGN(THREAD_SIZE); 116 __data_loc = .; 117#endif 118 119 .data : AT(__data_loc) { 120 __data_start = .; /* address in memory */ 121 122 /* 123 * first, the init task union, aligned 124 * to an 8192 byte boundary. 125 */ 126 *(.data.init_task) 127 128#ifdef CONFIG_XIP_KERNEL 129 . = ALIGN(4096); 130 __init_begin = .; 131 *(.init.data) 132 . = ALIGN(4096); 133 __init_end = .; 134#endif 135 136 . = ALIGN(4096); 137 __nosave_begin = .; 138 *(.data.nosave) 139 . = ALIGN(4096); 140 __nosave_end = .; 141 142 /* 143 * then the cacheline aligned data 144 */ 145 . = ALIGN(32); 146 *(.data.cacheline_aligned) 147 148 /* 149 * The exception fixup table (might need resorting at runtime) 150 */ 151 . = ALIGN(32); 152 __start___ex_table = .; 153#ifdef CONFIG_MMU 154 *(__ex_table) 155#endif 156 __stop___ex_table = .; 157 158 /* 159 * and the usual data section 160 */ 161 DATA_DATA 162 CONSTRUCTORS 163 164 _edata = .; 165 } 166 _edata_loc = __data_loc + SIZEOF(.data); 167 168 .bss : { 169 __bss_start = .; /* BSS */ 170 *(.bss) 171 *(COMMON) 172 _end = .; 173 } 174 /* Stabs debugging sections. */ 175 .stab 0 : { *(.stab) } 176 .stabstr 0 : { *(.stabstr) } 177 .stab.excl 0 : { *(.stab.excl) } 178 .stab.exclstr 0 : { *(.stab.exclstr) } 179 .stab.index 0 : { *(.stab.index) } 180 .stab.indexstr 0 : { *(.stab.indexstr) } 181 .comment 0 : { *(.comment) } 182} 183 184/* 185 * These must never be empty 186 * If you have to comment these two assert statements out, your 187 * binutils is too old (for other reasons as well) 188 */ 189ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") 190ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") 191