1/* 2 * Copyright 2007-2009, 2011 Freescale Semiconductor, Inc. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7#include "config.h" /* CONFIG_BOARDDIR */ 8 9#ifdef CONFIG_RESET_VECTOR_ADDRESS 10#define RESET_VECTOR_ADDRESS CONFIG_RESET_VECTOR_ADDRESS 11#else 12#define RESET_VECTOR_ADDRESS 0xfffffffc 13#endif 14 15#ifndef CONFIG_SYS_MONITOR_LEN 16#define CONFIG_SYS_MONITOR_LEN 0x80000 17#endif 18 19OUTPUT_ARCH(powerpc) 20ENTRY(_start_e500) 21 22PHDRS 23{ 24 text PT_LOAD; 25 bss PT_LOAD; 26} 27 28SECTIONS 29{ 30 /* Read-only sections, merged into text segment: */ 31 . = + SIZEOF_HEADERS; 32 .interp : { *(.interp) } 33 .text : 34 { 35 *(.text*) 36 } :text 37 _etext = .; 38 PROVIDE (etext = .); 39 .rodata : 40 { 41 *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) 42 } :text 43 44 /* Read-write section, merged into data segment: */ 45 . = (. + 0x00FF) & 0xFFFFFF00; 46 _erotext = .; 47 PROVIDE (erotext = .); 48 .reloc : 49 { 50 _GOT2_TABLE_ = .; 51 KEEP(*(.got2)) 52 KEEP(*(.got)) 53 PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); 54 _FIXUP_TABLE_ = .; 55 KEEP(*(.fixup)) 56 } 57 __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; 58 __fixup_entries = (. - _FIXUP_TABLE_) >> 2; 59 60 .data : 61 { 62 *(.data*) 63 *(.sdata*) 64 } 65 _edata = .; 66 PROVIDE (edata = .); 67 68 . = .; 69 70 . = ALIGN(4); 71 .u_boot_list : { 72 KEEP(*(SORT(.u_boot_list*))); 73 } 74 75 . = .; 76 __start___ex_table = .; 77 __ex_table : { *(__ex_table) } 78 __stop___ex_table = .; 79 80 . = ALIGN(256); 81 __init_begin = .; 82 .text.init : { *(.text.init) } 83 .data.init : { *(.data.init) } 84 . = ALIGN(256); 85 __init_end = .; 86 87#ifdef CONFIG_SYS_MPC85XX_NO_RESETVEC 88 .bootpg ADDR(.text) - 0x1000 : 89 { 90 KEEP(arch/powerpc/cpu/mpc85xx/start.o (.bootpg)) 91 } :text = 0xffff 92 . = ADDR(.text) + CONFIG_SYS_MONITOR_LEN; 93#else 94 .bootpg RESET_VECTOR_ADDRESS - 0xffc : 95 { 96 arch/powerpc/cpu/mpc85xx/start.o (.bootpg) 97 } :text = 0xffff 98 99 .resetvec RESET_VECTOR_ADDRESS : 100 { 101 KEEP(*(.resetvec)) 102 } :text = 0xffff 103 104 . = RESET_VECTOR_ADDRESS + 0x4; 105 106 /* 107 * Make sure that the bss segment isn't linked at 0x0, otherwise its 108 * address won't be updated during relocation fixups. Note that 109 * this is a temporary fix. Code to dynamically the fixup the bss 110 * location will be added in the future. When the bss relocation 111 * fixup code is present this workaround should be removed. 112 */ 113#if (RESET_VECTOR_ADDRESS == 0xfffffffc) 114 . |= 0x10; 115#endif 116#endif 117 118 __bss_start = .; 119 .bss (NOLOAD) : 120 { 121 *(.sbss*) 122 *(.bss*) 123 *(COMMON) 124 } :bss 125 126 . = ALIGN(4); 127 __bss_end = . ; 128 PROVIDE (end = .); 129} 130