| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */
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| 2 | /*
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| 3 | * OpenRISC vmlinux.lds.S
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| 4 | *
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| 5 | * Linux architectural port borrowing liberally from similar works of
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| 6 | * others. All original copyrights apply as per the original source
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| 7 | * declaration.
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| 8 | *
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| 9 | * Modifications for the OpenRISC architecture:
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| 10 | * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
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| 11 | * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
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| 12 | *
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| 13 | * ld script for OpenRISC architecture
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| 14 | */
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| 15 |
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| 16 | /* TODO
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| 17 | * - clean up __offset & stuff
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| 18 | * - change all 8192 alignment to PAGE !!!
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| 19 | * - recheck if all alignments are really needed
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| 20 | */
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| 21 |
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| 22 | |
| 23 | |
| 24 |
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| 25 | |
| 26 | |
| 27 | |
| 28 | |
| 29 |
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| 30 | |
| 31 | |
| 32 | |
| 33 | |
| 34 | |
| 35 |
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| 36 | OUTPUT_FORMAT(__OUTPUT_FORMAT, __OUTPUT_FORMAT, __OUTPUT_FORMAT)
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| 37 | jiffies = jiffies_64 + 4;
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| 38 |
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| 39 | SECTIONS
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| 40 | {
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| 41 | /* Read-only sections, merged into text segment: */
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| 42 | . = LOAD_BASE ;
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| 43 |
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| 44 | _text = .;
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| 45 |
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| 46 | /* _s_kernel_ro must be page aligned */
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| 47 | . = ALIGN(PAGE_SIZE);
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| 48 | _s_kernel_ro = .;
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| 49 |
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| 50 | .text : AT(ADDR(.text) - LOAD_OFFSET)
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| 51 | {
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| 52 | _stext = .;
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| 53 | HEAD_TEXT
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| 54 | TEXT_TEXT
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| 55 | SCHED_TEXT
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| 56 | LOCK_TEXT
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| 57 | KPROBES_TEXT
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| 58 | IRQENTRY_TEXT
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| 59 | SOFTIRQENTRY_TEXT
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| 60 | *(.fixup)
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| 61 | *(.text.__*)
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| 62 | _etext = .;
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| 63 | }
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| 64 | /* TODO: Check if fixup and text.__* are really necessary
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| 65 | * fixup is definitely necessary
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| 66 | */
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| 67 |
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| 68 | _sdata = .;
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| 69 |
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| 70 | /* Page alignment required for RO_DATA */
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| 71 | RO_DATA(PAGE_SIZE)
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| 72 | _e_kernel_ro = .;
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| 73 |
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| 74 | /* Whatever comes after _e_kernel_ro had better be page-aligend, too */
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| 75 |
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| 76 | /* 32 here is cacheline size... recheck this */
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| 77 | RW_DATA(32, PAGE_SIZE, PAGE_SIZE)
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| 78 |
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| 79 | _edata = .;
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| 80 |
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| 81 | EXCEPTION_TABLE(4)
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| 82 |
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| 83 | /* Init code and data */
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| 84 | . = ALIGN(PAGE_SIZE);
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| 85 | __init_begin = .;
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| 86 |
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| 87 | /* Page aligned */
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| 88 | INIT_TEXT_SECTION(PAGE_SIZE)
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| 89 |
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| 90 | /* Align __setup_start on 16 byte boundary */
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| 91 | INIT_DATA_SECTION(16)
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| 92 |
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| 93 | PERCPU_SECTION(L1_CACHE_BYTES)
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| 94 |
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| 95 | __init_end = .;
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| 96 |
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| 97 | BSS_SECTION(0, 0, 0x20)
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| 98 |
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| 99 | _end = .;
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| 100 |
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| 101 | /* Throw in the debugging sections */
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| 102 | STABS_DEBUG
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| 103 | DWARF_DEBUG
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| 104 | MODINFO
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| 105 | ELF_DETAILS
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| 106 |
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| 107 | /* Sections to be discarded -- must be last */
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| 108 | DISCARDS
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| 109 | }
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