Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 1 | /* |
Kumar Gala | e727a36 | 2011-01-12 02:48:53 -0600 | [diff] [blame] | 2 | * Copyright 2007-2009, 2011 Freescale Semiconductor, Inc. |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 3 | * |
| 4 | * See file CREDITS for list of people who contributed to this |
| 5 | * project. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as |
| 9 | * published by the Free Software Foundation; either version 2 of |
| 10 | * the License, or (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 20 | * MA 02111-1307 USA |
| 21 | */ |
| 22 | |
Kumar Gala | e727a36 | 2011-01-12 02:48:53 -0600 | [diff] [blame] | 23 | #include "config.h" /* CONFIG_BOARDDIR */ |
| 24 | |
| 25 | #ifdef CONFIG_RESET_VECTOR_ADDRESS |
| 26 | #define RESET_VECTOR_ADDRESS CONFIG_RESET_VECTOR_ADDRESS |
| 27 | #else |
Kumar Gala | 6472af8 | 2009-09-09 11:40:41 -0500 | [diff] [blame] | 28 | #define RESET_VECTOR_ADDRESS 0xfffffffc |
| 29 | #endif |
| 30 | |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 31 | OUTPUT_ARCH(powerpc) |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 32 | |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 33 | PHDRS |
| 34 | { |
| 35 | text PT_LOAD; |
| 36 | bss PT_LOAD; |
| 37 | } |
| 38 | |
| 39 | SECTIONS |
| 40 | { |
| 41 | /* Read-only sections, merged into text segment: */ |
| 42 | . = + SIZEOF_HEADERS; |
| 43 | .interp : { *(.interp) } |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 44 | .text : |
| 45 | { |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 46 | *(.text*) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 47 | } :text |
| 48 | _etext = .; |
| 49 | PROVIDE (etext = .); |
| 50 | .rodata : |
| 51 | { |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 52 | *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) |
| 53 | } :text |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 54 | |
| 55 | /* Read-write section, merged into data segment: */ |
| 56 | . = (. + 0x00FF) & 0xFFFFFF00; |
| 57 | _erotext = .; |
| 58 | PROVIDE (erotext = .); |
| 59 | .reloc : |
| 60 | { |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 61 | _GOT2_TABLE_ = .; |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 62 | KEEP(*(.got2)) |
Joakim Tjernlund | 42126a6 | 2010-12-03 17:30:37 +0100 | [diff] [blame] | 63 | KEEP(*(.got)) |
| 64 | PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4); |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 65 | _FIXUP_TABLE_ = .; |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 66 | KEEP(*(.fixup)) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 67 | } |
Joakim Tjernlund | 42126a6 | 2010-12-03 17:30:37 +0100 | [diff] [blame] | 68 | __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1; |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 69 | __fixup_entries = (. - _FIXUP_TABLE_) >> 2; |
| 70 | |
| 71 | .data : |
| 72 | { |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 73 | *(.data*) |
| 74 | *(.sdata*) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 75 | } |
| 76 | _edata = .; |
| 77 | PROVIDE (edata = .); |
| 78 | |
| 79 | . = .; |
| 80 | __u_boot_cmd_start = .; |
| 81 | .u_boot_cmd : { *(.u_boot_cmd) } |
| 82 | __u_boot_cmd_end = .; |
| 83 | |
| 84 | . = .; |
| 85 | __start___ex_table = .; |
| 86 | __ex_table : { *(__ex_table) } |
| 87 | __stop___ex_table = .; |
| 88 | |
| 89 | . = ALIGN(256); |
| 90 | __init_begin = .; |
| 91 | .text.init : { *(.text.init) } |
| 92 | .data.init : { *(.data.init) } |
| 93 | . = ALIGN(256); |
| 94 | __init_end = .; |
| 95 | |
Kumar Gala | 6472af8 | 2009-09-09 11:40:41 -0500 | [diff] [blame] | 96 | .bootpg RESET_VECTOR_ADDRESS - 0xffc : |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 97 | { |
Stefan Roese | 88fbf93 | 2010-04-15 16:07:28 +0200 | [diff] [blame] | 98 | arch/powerpc/cpu/mpc85xx/start.o (.bootpg) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 99 | } :text = 0xffff |
| 100 | |
Kumar Gala | 6472af8 | 2009-09-09 11:40:41 -0500 | [diff] [blame] | 101 | .resetvec RESET_VECTOR_ADDRESS : |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 102 | { |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 103 | KEEP(*(.resetvec)) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 104 | } :text = 0xffff |
| 105 | |
Kumar Gala | 6472af8 | 2009-09-09 11:40:41 -0500 | [diff] [blame] | 106 | . = RESET_VECTOR_ADDRESS + 0x4; |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 107 | |
Peter Tyser | 430445f | 2009-10-07 11:45:00 -0500 | [diff] [blame] | 108 | /* |
| 109 | * Make sure that the bss segment isn't linked at 0x0, otherwise its |
| 110 | * address won't be updated during relocation fixups. Note that |
| 111 | * this is a temporary fix. Code to dynamically the fixup the bss |
| 112 | * location will be added in the future. When the bss relocation |
| 113 | * fixup code is present this workaround should be removed. |
| 114 | */ |
| 115 | #if (RESET_VECTOR_ADDRESS == 0xfffffffc) |
| 116 | . |= 0x10; |
| 117 | #endif |
| 118 | |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 119 | __bss_start = .; |
| 120 | .bss (NOLOAD) : |
| 121 | { |
Peter Tyser | 1047c16 | 2010-09-29 14:05:56 -0500 | [diff] [blame] | 122 | *(.sbss*) |
| 123 | *(.bss*) |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 124 | *(COMMON) |
| 125 | } :bss |
| 126 | |
| 127 | . = ALIGN(4); |
Po-Yu Chuang | cedbf4b | 2011-03-01 22:59:59 +0000 | [diff] [blame] | 128 | __bss_end__ = . ; |
Srikanth Srinivasan | 949a2d5 | 2009-04-03 15:36:13 -0500 | [diff] [blame] | 129 | PROVIDE (end = .); |
| 130 | } |