1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright 2007-2009, 2011 Freescale Semiconductor, Inc.
4 */
5
6#include "config.h"
7
8#ifdef CFG_RESET_VECTOR_ADDRESS
9#define RESET_VECTOR_ADDRESS	CFG_RESET_VECTOR_ADDRESS
10#else
11#define RESET_VECTOR_ADDRESS	0xfffffffc
12#endif
13
14OUTPUT_ARCH(powerpc)
15ENTRY(_start)
16
17SECTIONS
18{
19  /* Optional boot sector */
20#if defined(CONFIG_FSL_PREPBL_ESDHC_BOOT_SECTOR) && !defined(CONFIG_SPL)
21  .bootsect CONFIG_TEXT_BASE - CONFIG_FSL_PREPBL_ESDHC_BOOT_SECTOR_DATA * 512 : {
22    KEEP(arch/powerpc/cpu/mpc85xx/start.o (.bootsect))
23    . = CONFIG_FSL_PREPBL_ESDHC_BOOT_SECTOR_DATA * 512;
24  }
25#endif
26
27  /* Read-only sections, merged into text segment: */
28  .text      :
29  {
30#if CONFIG_IS_ENABLED(SYS_MPC85XX_NO_RESETVEC)
31    KEEP(arch/powerpc/cpu/mpc85xx/start.o (.bootpg))
32#endif
33    *(.text*)
34  }
35    _etext = .;
36    PROVIDE (etext = .);
37    .rodata    :
38   {
39    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
40  }
41
42  /* Read-write section, merged into data segment: */
43  . = (. + 0x00FF) & 0xFFFFFF00;
44  _erotext = .;
45  PROVIDE (erotext = .);
46  .reloc   :
47  {
48    _GOT2_TABLE_ = .;
49    KEEP(*(.got2))
50    KEEP(*(.got))
51    _FIXUP_TABLE_ = .;
52    KEEP(*(.fixup))
53  }
54  __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
55  __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
56
57  .data    :
58  {
59    *(.data*)
60    *(.sdata*)
61  }
62  _edata  =  .;
63  PROVIDE (edata = .);
64
65  . = .;
66
67  . = ALIGN(4);
68  __u_boot_list : {
69	KEEP(*(SORT(__u_boot_list*)));
70  }
71
72  . = .;
73  __start___ex_table = .;
74  __ex_table : { *(__ex_table) }
75  __stop___ex_table = .;
76
77  . = ALIGN(4);
78  __init_begin = .;
79  .text.init : { *(.text.init) }
80  .data.init : { *(.data.init) }
81  . = ALIGN(4);
82  __init_end = .;
83  _end = .;
84
85#if !CONFIG_IS_ENABLED(SYS_MPC85XX_NO_RESETVEC)
86  .bootpg RESET_VECTOR_ADDRESS - 0xffc :
87  {
88    arch/powerpc/cpu/mpc85xx/start.o	(.bootpg)
89  } = 0xffff
90
91  .resetvec RESET_VECTOR_ADDRESS :
92  {
93    KEEP(*(.resetvec))
94  } = 0xffff
95
96  . = RESET_VECTOR_ADDRESS + 0x4;
97
98  /*
99   * Make sure that the bss segment isn't linked at 0x0, otherwise its
100   * address won't be updated during relocation fixups.  Note that
101   * this is a temporary fix.  Code to dynamically the fixup the bss
102   * location will be added in the future.  When the bss relocation
103   * fixup code is present this workaround should be removed.
104   */
105#if (RESET_VECTOR_ADDRESS == 0xfffffffc)
106  . |= 0x10;
107#endif
108#endif
109
110  __bss_start = .;
111  .bss (NOLOAD)       :
112  {
113   *(.sbss*)
114   *(.bss*)
115   *(COMMON)
116  }
117
118  . = ALIGN(4);
119  __bss_end = . ;
120  PROVIDE (end = .);
121}
122