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 20#ifdef CONFIG_XIP_KERNEL 21#define TEXTADDR XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR) 22#else 23#define TEXTADDR KERNEL_RAM_ADDR 24#endif 25 26SECTIONS 27{ 28 . = TEXTADDR; 29 .init : { /* Init code and data */ 30 _stext = .; 31 _sinittext = .; 32 *(.init.text) 33 _einittext = .; 34 __proc_info_begin = .; 35 *(.proc.info.init) 36 __proc_info_end = .; 37 __arch_info_begin = .; 38 *(.arch.info.init) 39 __arch_info_end = .; 40 __tagtable_begin = .; 41 *(.taglist.init) 42 __tagtable_end = .; 43 . = ALIGN(16); 44 __setup_start = .; 45 *(.init.setup) 46 __setup_end = .; 47 __early_begin = .; 48 *(.early_param.init) 49 __early_end = .; 50 __initcall_start = .; 51 *(.initcall1.init) 52 *(.initcall2.init) 53 *(.initcall3.init) 54 *(.initcall4.init) 55 *(.initcall5.init) 56 *(.initcall6.init) 57 *(.initcall7.init) 58 __initcall_end = .; 59 __con_initcall_start = .; 60 *(.con_initcall.init) 61 __con_initcall_end = .; 62 __security_initcall_start = .; 63 *(.security_initcall.init) 64 __security_initcall_end = .; 65 . = ALIGN(32); 66 __initramfs_start = .; 67 usr/built-in.o(.init.ramfs) 68 __initramfs_end = .; 69 . = ALIGN(64); 70 __per_cpu_start = .; 71 *(.data.percpu) 72 __per_cpu_end = .; 73#ifndef CONFIG_XIP_KERNEL 74 __init_begin = _stext; 75 *(.init.data) 76 . = ALIGN(4096); 77 __init_end = .; 78#endif 79 } 80 81 /DISCARD/ : { /* Exit code and data */ 82 *(.exit.text) 83 *(.exit.data) 84 *(.exitcall.exit) 85 } 86 87 .text : { /* Real text segment */ 88 _text = .; /* Text and read-only data */ 89 *(.text) 90 SCHED_TEXT 91 LOCK_TEXT 92 *(.fixup) 93 *(.gnu.warning) 94 *(.rodata) 95 *(.rodata.*) 96 *(.glue_7) 97 *(.glue_7t) 98 *(.got) /* Global offset table */ 99 } 100 101 RODATA 102 103 _etext = .; /* End of text and rodata section */ 104 105#ifdef CONFIG_XIP_KERNEL 106 __data_loc = ALIGN(4); /* location in binary */ 107 . = KERNEL_RAM_ADDR; 108#else 109 . = ALIGN(THREAD_SIZE); 110 __data_loc = .; 111#endif 112 113 .data : AT(__data_loc) { 114 __data_start = .; /* address in memory */ 115 116 /* 117 * first, the init task union, aligned 118 * to an 8192 byte boundary. 119 */ 120 *(.init.task) 121 122#ifdef CONFIG_XIP_KERNEL 123 . = ALIGN(4096); 124 __init_begin = .; 125 *(.init.data) 126 . = ALIGN(4096); 127 __init_end = .; 128#endif 129 130 . = ALIGN(4096); 131 __nosave_begin = .; 132 *(.data.nosave) 133 . = ALIGN(4096); 134 __nosave_end = .; 135 136 /* 137 * then the cacheline aligned data 138 */ 139 . = ALIGN(32); 140 *(.data.cacheline_aligned) 141 142 /* 143 * The exception fixup table (might need resorting at runtime) 144 */ 145 . = ALIGN(32); 146 __start___ex_table = .; 147 *(__ex_table) 148 __stop___ex_table = .; 149 150 /* 151 * and the usual data section 152 */ 153 *(.data) 154 CONSTRUCTORS 155 156 _edata = .; 157 } 158 159 .bss : { 160 __bss_start = .; /* BSS */ 161 *(.bss) 162 *(COMMON) 163 _end = .; 164 } 165 /* Stabs debugging sections. */ 166 .stab 0 : { *(.stab) } 167 .stabstr 0 : { *(.stabstr) } 168 .stab.excl 0 : { *(.stab.excl) } 169 .stab.exclstr 0 : { *(.stab.exclstr) } 170 .stab.index 0 : { *(.stab.index) } 171 .stab.indexstr 0 : { *(.stab.indexstr) } 172 .comment 0 : { *(.comment) } 173} 174 175/* those must never be empty */ 176ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") 177ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") 178