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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only */ |
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1 | 2 | /* |
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2 | 3 | * Copyright (C) 2012 Regents of the University of California |
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3 | 4 | * Copyright (C) 2017 SiFive |
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4 | | - * |
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5 | | - * This program is free software; you can redistribute it and/or |
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6 | | - * modify it under the terms of the GNU General Public License |
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7 | | - * as published by the Free Software Foundation, version 2. |
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8 | | - * |
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9 | | - * This program is distributed in the hope that it will be useful, |
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10 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | | - * GNU General Public License for more details. |
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13 | 5 | */ |
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14 | 6 | |
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15 | 7 | #define LOAD_OFFSET PAGE_OFFSET |
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.. | .. |
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17 | 9 | #include <asm/page.h> |
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18 | 10 | #include <asm/cache.h> |
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19 | 11 | #include <asm/thread_info.h> |
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| 12 | +#include <asm/set_memory.h> |
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| 13 | +#include "image-vars.h" |
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20 | 14 | |
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| 15 | +#include <linux/sizes.h> |
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21 | 16 | OUTPUT_ARCH(riscv) |
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22 | 17 | ENTRY(_start) |
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23 | 18 | |
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24 | 19 | jiffies = jiffies_64; |
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| 20 | + |
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| 21 | +PECOFF_SECTION_ALIGNMENT = 0x1000; |
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| 22 | +PECOFF_FILE_ALIGNMENT = 0x200; |
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25 | 23 | |
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26 | 24 | SECTIONS |
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27 | 25 | { |
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28 | 26 | /* Beginning of code and text segment */ |
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29 | 27 | . = LOAD_OFFSET; |
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30 | 28 | _start = .; |
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31 | | - __init_begin = .; |
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32 | 29 | HEAD_TEXT_SECTION |
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| 30 | + . = ALIGN(PAGE_SIZE); |
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| 31 | + |
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| 32 | + __init_begin = .; |
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33 | 33 | INIT_TEXT_SECTION(PAGE_SIZE) |
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34 | | - INIT_DATA_SECTION(16) |
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| 34 | + . = ALIGN(8); |
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| 35 | + __soc_early_init_table : { |
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| 36 | + __soc_early_init_table_start = .; |
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| 37 | + KEEP(*(__soc_early_init_table)) |
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| 38 | + __soc_early_init_table_end = .; |
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| 39 | + } |
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| 40 | + __soc_builtin_dtb_table : { |
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| 41 | + __soc_builtin_dtb_table_start = .; |
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| 42 | + KEEP(*(__soc_builtin_dtb_table)) |
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| 43 | + __soc_builtin_dtb_table_end = .; |
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| 44 | + } |
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35 | 45 | /* we have to discard exit text and such at runtime, not link time */ |
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36 | 46 | .exit.text : |
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37 | 47 | { |
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.. | .. |
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44 | 54 | PERCPU_SECTION(L1_CACHE_BYTES) |
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45 | 55 | __init_end = .; |
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46 | 56 | |
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| 57 | + . = ALIGN(SECTION_ALIGN); |
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47 | 58 | .text : { |
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48 | 59 | _text = .; |
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49 | 60 | _stext = .; |
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.. | .. |
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54 | 65 | KPROBES_TEXT |
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55 | 66 | ENTRY_TEXT |
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56 | 67 | IRQENTRY_TEXT |
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| 68 | + SOFTIRQENTRY_TEXT |
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57 | 69 | *(.fixup) |
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58 | 70 | _etext = .; |
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59 | 71 | } |
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60 | 72 | |
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| 73 | +#ifdef CONFIG_EFI |
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| 74 | + . = ALIGN(PECOFF_SECTION_ALIGNMENT); |
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| 75 | + __pecoff_text_end = .; |
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| 76 | +#endif |
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| 77 | + |
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| 78 | + INIT_DATA_SECTION(16) |
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| 79 | + |
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61 | 80 | /* Start of data section */ |
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62 | 81 | _sdata = .; |
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63 | | - RO_DATA_SECTION(L1_CACHE_BYTES) |
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| 82 | + RO_DATA(SECTION_ALIGN) |
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64 | 83 | .srodata : { |
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65 | 84 | *(.srodata*) |
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66 | 85 | } |
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67 | 86 | |
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68 | | - RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) |
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| 87 | + EXCEPTION_TABLE(0x10) |
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| 88 | + |
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| 89 | + . = ALIGN(SECTION_ALIGN); |
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| 90 | + _data = .; |
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| 91 | + |
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| 92 | + RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) |
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69 | 93 | .sdata : { |
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70 | 94 | __global_pointer$ = . + 0x800; |
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71 | 95 | *(.sdata*) |
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72 | | - /* End of data section */ |
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73 | | - _edata = .; |
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74 | | - *(.sbss*) |
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75 | 96 | } |
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76 | 97 | |
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77 | | - BSS_SECTION(0, 0, 0) |
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| 98 | +#ifdef CONFIG_EFI |
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| 99 | + .pecoff_edata_padding : { BYTE(0); . = ALIGN(PECOFF_FILE_ALIGNMENT); } |
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| 100 | + __pecoff_data_raw_size = ABSOLUTE(. - __pecoff_text_end); |
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| 101 | +#endif |
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78 | 102 | |
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79 | | - EXCEPTION_TABLE(0x10) |
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80 | | - NOTES |
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| 103 | + /* End of data section */ |
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| 104 | + _edata = .; |
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| 105 | + |
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| 106 | + BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0) |
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81 | 107 | |
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82 | 108 | .rel.dyn : { |
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83 | 109 | *(.rel.dyn*) |
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84 | 110 | } |
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85 | 111 | |
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| 112 | +#ifdef CONFIG_EFI |
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| 113 | + . = ALIGN(PECOFF_SECTION_ALIGNMENT); |
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| 114 | + __pecoff_data_virt_size = ABSOLUTE(. - __pecoff_text_end); |
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| 115 | +#endif |
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86 | 116 | _end = .; |
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87 | 117 | |
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88 | 118 | STABS_DEBUG |
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89 | 119 | DWARF_DEBUG |
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| 120 | + ELF_DETAILS |
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90 | 121 | |
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91 | 122 | DISCARDS |
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92 | 123 | } |
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