1/* 2 * Copyright (c) 2004-2008 Texas Instruments 3 * 4 * (C) Copyright 2002 5 * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10#include <config.h> 11 12OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") 13OUTPUT_ARCH(arm) 14ENTRY(_start) 15SECTIONS 16{ 17#if defined(CONFIG_ARMV7_SECURE_BASE) && defined(CONFIG_ARMV7_NONSEC) 18 /* 19 * If CONFIG_ARMV7_SECURE_BASE is true, secure code will not 20 * bundle with u-boot, and code offsets are fixed. Secure zone 21 * only needs to be copied from the loading address to 22 * CONFIG_ARMV7_SECURE_BASE, which is the linking and running 23 * address for secure code. 24 * 25 * If CONFIG_ARMV7_SECURE_BASE is undefined, the secure zone will 26 * be included in u-boot address space, and some absolute address 27 * were used in secure code. The absolute addresses of the secure 28 * code also needs to be relocated along with the accompanying u-boot 29 * code. 30 * 31 * So DISCARD is only for CONFIG_ARMV7_SECURE_BASE. 32 */ 33 /DISCARD/ : { *(.rel._secure*) } 34#endif 35 . = 0x00000000; 36 37 . = ALIGN(4); 38 .text : 39 { 40 *(.__image_copy_start) 41 *(.vectors) 42 CPUDIR/start.o (.text*) 43 *(.text*) 44 } 45 46#ifdef CONFIG_ARMV7_NONSEC 47 48#ifndef CONFIG_ARMV7_SECURE_BASE 49#define CONFIG_ARMV7_SECURE_BASE 50#endif 51 52 .__secure_start : { 53 . = ALIGN(0x1000); 54 *(.__secure_start) 55 } 56 57 .secure_text CONFIG_ARMV7_SECURE_BASE : 58 AT(ADDR(.__secure_start) + SIZEOF(.__secure_start)) 59 { 60 *(._secure.text) 61 } 62 63 . = LOADADDR(.__secure_start) + 64 SIZEOF(.__secure_start) + 65 SIZEOF(.secure_text); 66 67 __secure_end_lma = .; 68 .__secure_end : AT(__secure_end_lma) { 69 *(.__secure_end) 70 LONG(0x1d1071c); /* Must output something to reset LMA */ 71 } 72#endif 73 74 . = ALIGN(4); 75 .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } 76 77 . = ALIGN(4); 78 .data : { 79 *(.data*) 80 } 81 82 . = ALIGN(4); 83 84 . = .; 85 86 . = ALIGN(4); 87 .u_boot_list : { 88 KEEP(*(SORT(.u_boot_list*))); 89 } 90 91 . = ALIGN(4); 92 93 .image_copy_end : 94 { 95 *(.__image_copy_end) 96 } 97 98 .rel_dyn_start : 99 { 100 *(.__rel_dyn_start) 101 } 102 103 .rel.dyn : { 104 *(.rel*) 105 } 106 107 .rel_dyn_end : 108 { 109 *(.__rel_dyn_end) 110 } 111 112 .end : 113 { 114 *(.__end) 115 } 116 117 _image_binary_end = .; 118 119 /* 120 * Deprecated: this MMU section is used by pxa at present but 121 * should not be used by new boards/CPUs. 122 */ 123 . = ALIGN(4096); 124 .mmutable : { 125 *(.mmutable) 126 } 127 128/* 129 * Compiler-generated __bss_start and __bss_end, see arch/arm/lib/bss.c 130 * __bss_base and __bss_limit are for linker only (overlay ordering) 131 */ 132 133 .bss_start __rel_dyn_start (OVERLAY) : { 134 KEEP(*(.__bss_start)); 135 __bss_base = .; 136 } 137 138 .bss __bss_base (OVERLAY) : { 139 *(.bss*) 140 . = ALIGN(4); 141 __bss_limit = .; 142 } 143 144 .bss_end __bss_limit (OVERLAY) : { 145 KEEP(*(.__bss_end)); 146 } 147 148 .dynsym _image_binary_end : { *(.dynsym) } 149 .dynbss : { *(.dynbss) } 150 .dynstr : { *(.dynstr*) } 151 .dynamic : { *(.dynamic*) } 152 .plt : { *(.plt*) } 153 .interp : { *(.interp*) } 154 .gnu.hash : { *(.gnu.hash) } 155 .gnu : { *(.gnu*) } 156 .ARM.exidx : { *(.ARM.exidx*) } 157 .gnu.linkonce.armexidx : { *(.gnu.linkonce.armexidx.*) } 158} 159