1/* 2 * vmlinux.lds.S -- master linker script for m68knommu arch 3 * 4 * (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com> 5 * 6 * This linker script is equiped to build either ROM loaded or RAM 7 * run kernels. 8 */ 9 10#include <asm-generic/vmlinux.lds.h> 11#include <asm/page.h> 12#include <asm/thread_info.h> 13 14#if defined(CONFIG_RAMKERNEL) 15#define RAM_START CONFIG_KERNELBASE 16#define RAM_LENGTH (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE) 17#define TEXT ram 18#define DATA ram 19#define INIT ram 20#define BSSS ram 21#endif 22#if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL) 23#define RAM_START CONFIG_RAMBASE 24#define RAM_LENGTH CONFIG_RAMSIZE 25#define ROMVEC_START CONFIG_ROMVEC 26#define ROMVEC_LENGTH CONFIG_ROMVECSIZE 27#define ROM_START CONFIG_ROMSTART 28#define ROM_LENGTH CONFIG_ROMSIZE 29#define TEXT rom 30#define DATA ram 31#define INIT ram 32#define BSSS ram 33#endif 34 35#ifndef DATA_ADDR 36#define DATA_ADDR 37#endif 38 39 40OUTPUT_ARCH(m68k) 41ENTRY(_start) 42 43MEMORY { 44 ram : ORIGIN = RAM_START, LENGTH = RAM_LENGTH 45#ifdef ROM_START 46 romvec : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH 47 rom : ORIGIN = ROM_START, LENGTH = ROM_LENGTH 48#endif 49} 50 51jiffies = jiffies_64 + 4; 52 53SECTIONS { 54 55#ifdef ROMVEC_START 56 . = ROMVEC_START ; 57 .romvec : { 58 __rom_start = . ; 59 _romvec = .; 60 *(.data..initvect) 61 } > romvec 62#endif 63 64 .text : { 65 _text = .; 66 _stext = . ; 67 HEAD_TEXT 68 TEXT_TEXT 69 SCHED_TEXT 70 LOCK_TEXT 71 *(.text..lock) 72 73 . = ALIGN(16); /* Exception table */ 74 __start___ex_table = .; 75 *(__ex_table) 76 __stop___ex_table = .; 77 78 *(.rodata) *(.rodata.*) 79 *(__vermagic) /* Kernel version magic */ 80 *(__markers_strings) 81 *(.rodata1) 82 *(.rodata.str1.1) 83 84 /* Kernel symbol table: Normal symbols */ 85 . = ALIGN(4); 86 __start___ksymtab = .; 87 *(__ksymtab) 88 __stop___ksymtab = .; 89 90 /* Kernel symbol table: GPL-only symbols */ 91 __start___ksymtab_gpl = .; 92 *(__ksymtab_gpl) 93 __stop___ksymtab_gpl = .; 94 95 /* Kernel symbol table: Normal unused symbols */ 96 __start___ksymtab_unused = .; 97 *(__ksymtab_unused) 98 __stop___ksymtab_unused = .; 99 100 /* Kernel symbol table: GPL-only unused symbols */ 101 __start___ksymtab_unused_gpl = .; 102 *(__ksymtab_unused_gpl) 103 __stop___ksymtab_unused_gpl = .; 104 105 /* Kernel symbol table: GPL-future symbols */ 106 __start___ksymtab_gpl_future = .; 107 *(__ksymtab_gpl_future) 108 __stop___ksymtab_gpl_future = .; 109 110 /* Kernel symbol table: Normal symbols */ 111 __start___kcrctab = .; 112 *(__kcrctab) 113 __stop___kcrctab = .; 114 115 /* Kernel symbol table: GPL-only symbols */ 116 __start___kcrctab_gpl = .; 117 *(__kcrctab_gpl) 118 __stop___kcrctab_gpl = .; 119 120 /* Kernel symbol table: Normal unused symbols */ 121 __start___kcrctab_unused = .; 122 *(__kcrctab_unused) 123 __stop___kcrctab_unused = .; 124 125 /* Kernel symbol table: GPL-only unused symbols */ 126 __start___kcrctab_unused_gpl = .; 127 *(__kcrctab_unused_gpl) 128 __stop___kcrctab_unused_gpl = .; 129 130 /* Kernel symbol table: GPL-future symbols */ 131 __start___kcrctab_gpl_future = .; 132 *(__kcrctab_gpl_future) 133 __stop___kcrctab_gpl_future = .; 134 135 /* Kernel symbol table: strings */ 136 *(__ksymtab_strings) 137 138 /* Built-in module parameters */ 139 . = ALIGN(4) ; 140 __start___param = .; 141 *(__param) 142 __stop___param = .; 143 144 . = ALIGN(4) ; 145 _etext = . ; 146 } > TEXT 147 148 .data DATA_ADDR : { 149 . = ALIGN(4); 150 _sdata = . ; 151 DATA_DATA 152 CACHELINE_ALIGNED_DATA(32) 153 PAGE_ALIGNED_DATA(PAGE_SIZE) 154 *(.data..shared_aligned) 155 INIT_TASK_DATA(THREAD_SIZE) 156 _edata = . ; 157 } > DATA 158 159 .init.text : { 160 . = ALIGN(PAGE_SIZE); 161 __init_begin = .; 162 } > INIT 163 INIT_TEXT_SECTION(PAGE_SIZE) > INIT 164 INIT_DATA_SECTION(16) > INIT 165 .init.data : { 166 . = ALIGN(PAGE_SIZE); 167 __init_end = .; 168 } > INIT 169 170 .bss : { 171 . = ALIGN(4); 172 _sbss = . ; 173 *(.bss) 174 *(COMMON) 175 . = ALIGN(4) ; 176 _ebss = . ; 177 _end = . ; 178 } > BSSS 179 180 DISCARDS 181} 182