1 /* SPDX-License-Identifier: GPL-2.0-only */ !! 1 /* ld script for sparc32/sparc64 kernel */
2 /* <<
3 * Linker script for Hexagon kernel <<
4 * <<
5 * Copyright (c) 2010-2014, The Linux Foundati <<
6 */ <<
7 2
8 #include <asm-generic/vmlinux.lds.h> 3 #include <asm-generic/vmlinux.lds.h>
9 #include <asm/asm-offsets.h> /* Most of th <<
10 #include <asm/mem-layout.h> /* except for <<
11 #include <asm/cache.h> /* and now we <<
12 #include <asm/thread_info.h> /* and we nee <<
13 4
14 OUTPUT_ARCH(hexagon) !! 5 #include <asm/page.h>
15 ENTRY(stext) !! 6 #include <asm/thread_info.h>
16 7
>> 8 #ifdef CONFIG_SPARC32
>> 9 #define INITIAL_ADDRESS 0x10000 + SIZEOF_HEADERS
>> 10 #define TEXTSTART 0xf0004000
>> 11
>> 12 #define SMP_CACHE_BYTES_SHIFT 5
>> 13
>> 14 #else
>> 15 #define SMP_CACHE_BYTES_SHIFT 6
>> 16 #define INITIAL_ADDRESS 0x4000
>> 17 #define TEXTSTART 0x0000000000404000
>> 18
>> 19 #endif
>> 20
>> 21 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
>> 22
>> 23 #ifdef CONFIG_SPARC32
>> 24 OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
>> 25 OUTPUT_ARCH(sparc)
>> 26 ENTRY(_start)
>> 27 jiffies = jiffies_64 + 4;
>> 28 #else
>> 29 /* sparc64 */
>> 30 OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
>> 31 OUTPUT_ARCH(sparc:v9a)
>> 32 ENTRY(_start)
17 jiffies = jiffies_64; 33 jiffies = jiffies_64;
>> 34 #endif
18 35
19 /* !! 36 #ifdef CONFIG_SPARC64
20 See asm-generic/vmlinux.lds.h for expansion of !! 37 ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
21 See asm-generic/sections.h for seemingly requi !! 38 #endif
22 */ <<
23 <<
24 #define PAGE_SIZE _PAGE_SIZE <<
25 39
26 SECTIONS 40 SECTIONS
27 { 41 {
28 . = PAGE_OFFSET; !! 42 #ifdef CONFIG_SPARC64
29 !! 43 swapper_pg_dir = 0x0000000000402000;
30 __init_begin = .; !! 44 #endif
31 HEAD_TEXT_SECTION !! 45 . = INITIAL_ADDRESS;
32 INIT_TEXT_SECTION(PAGE_SIZE) !! 46 .text TEXTSTART :
33 PERCPU_SECTION(L1_CACHE_BYTES) !! 47 {
34 __init_end = .; <<
35 <<
36 . = ALIGN(_PAGE_SIZE); <<
37 _stext = .; <<
38 .text : AT(ADDR(.text)) { <<
39 _text = .; 48 _text = .;
>> 49 HEAD_TEXT
40 TEXT_TEXT 50 TEXT_TEXT
41 IRQENTRY_TEXT <<
42 SOFTIRQENTRY_TEXT <<
43 SCHED_TEXT 51 SCHED_TEXT
>> 52 CPUIDLE_TEXT
44 LOCK_TEXT 53 LOCK_TEXT
45 KPROBES_TEXT 54 KPROBES_TEXT
46 *(.fixup) !! 55 IRQENTRY_TEXT
47 } !! 56 SOFTIRQENTRY_TEXT
>> 57 *(.gnu.warning)
>> 58 } = 0
48 _etext = .; 59 _etext = .;
49 60
50 INIT_DATA_SECTION(PAGE_SIZE) !! 61 RO_DATA(PAGE_SIZE)
51 62
>> 63 /* Start of data section */
52 _sdata = .; 64 _sdata = .;
53 RW_DATA(32,PAGE_SIZE,_THREAD_S !! 65
54 RO_DATA(PAGE_SIZE) !! 66 .data1 : {
>> 67 *(.data1)
>> 68 }
>> 69 RW_DATA_SECTION(SMP_CACHE_BYTES, 0, THREAD_SIZE)
>> 70
>> 71 /* End of data section */
55 _edata = .; 72 _edata = .;
56 73
>> 74 .fixup : {
>> 75 __start___fixup = .;
>> 76 *(.fixup)
>> 77 __stop___fixup = .;
>> 78 }
57 EXCEPTION_TABLE(16) 79 EXCEPTION_TABLE(16)
>> 80 NOTES
>> 81
>> 82 . = ALIGN(PAGE_SIZE);
>> 83 __init_begin = ALIGN(PAGE_SIZE);
>> 84 INIT_TEXT_SECTION(PAGE_SIZE)
>> 85 __init_text_end = .;
>> 86 INIT_DATA_SECTION(16)
58 87
59 BSS_SECTION(_PAGE_SIZE, _PAGE_SIZE, _P !! 88 . = ALIGN(4);
>> 89 .tsb_ldquad_phys_patch : {
>> 90 __tsb_ldquad_phys_patch = .;
>> 91 *(.tsb_ldquad_phys_patch)
>> 92 __tsb_ldquad_phys_patch_end = .;
>> 93 }
>> 94
>> 95 .tsb_phys_patch : {
>> 96 __tsb_phys_patch = .;
>> 97 *(.tsb_phys_patch)
>> 98 __tsb_phys_patch_end = .;
>> 99 }
>> 100
>> 101 .cpuid_patch : {
>> 102 __cpuid_patch = .;
>> 103 *(.cpuid_patch)
>> 104 __cpuid_patch_end = .;
>> 105 }
>> 106
>> 107 .sun4v_1insn_patch : {
>> 108 __sun4v_1insn_patch = .;
>> 109 *(.sun4v_1insn_patch)
>> 110 __sun4v_1insn_patch_end = .;
>> 111 }
>> 112 .sun4v_2insn_patch : {
>> 113 __sun4v_2insn_patch = .;
>> 114 *(.sun4v_2insn_patch)
>> 115 __sun4v_2insn_patch_end = .;
>> 116 }
>> 117 .leon_1insn_patch : {
>> 118 __leon_1insn_patch = .;
>> 119 *(.leon_1insn_patch)
>> 120 __leon_1insn_patch_end = .;
>> 121 }
>> 122 .swapper_tsb_phys_patch : {
>> 123 __swapper_tsb_phys_patch = .;
>> 124 *(.swapper_tsb_phys_patch)
>> 125 __swapper_tsb_phys_patch_end = .;
>> 126 }
>> 127 .swapper_4m_tsb_phys_patch : {
>> 128 __swapper_4m_tsb_phys_patch = .;
>> 129 *(.swapper_4m_tsb_phys_patch)
>> 130 __swapper_4m_tsb_phys_patch_end = .;
>> 131 }
>> 132 .popc_3insn_patch : {
>> 133 __popc_3insn_patch = .;
>> 134 *(.popc_3insn_patch)
>> 135 __popc_3insn_patch_end = .;
>> 136 }
>> 137 .popc_6insn_patch : {
>> 138 __popc_6insn_patch = .;
>> 139 *(.popc_6insn_patch)
>> 140 __popc_6insn_patch_end = .;
>> 141 }
>> 142 .pause_3insn_patch : {
>> 143 __pause_3insn_patch = .;
>> 144 *(.pause_3insn_patch)
>> 145 __pause_3insn_patch_end = .;
>> 146 }
>> 147 .sun_m7_2insn_patch : {
>> 148 __sun_m7_2insn_patch = .;
>> 149 *(.sun_m7_2insn_patch)
>> 150 __sun_m7_2insn_patch_end = .;
>> 151 }
>> 152 PERCPU_SECTION(SMP_CACHE_BYTES)
>> 153
>> 154 #ifdef CONFIG_JUMP_LABEL
>> 155 . = ALIGN(PAGE_SIZE);
>> 156 .exit.text : {
>> 157 EXIT_TEXT
>> 158 }
>> 159 #endif
60 160
61 _end = .; !! 161 . = ALIGN(PAGE_SIZE);
>> 162 __init_end = .;
>> 163 BSS_SECTION(0, 0, 0)
>> 164 _end = . ;
62 165
63 STABS_DEBUG 166 STABS_DEBUG
64 DWARF_DEBUG 167 DWARF_DEBUG
65 ELF_DETAILS <<
66 .hexagon.attributes 0 : { *(.hexagon.a <<
67 168
68 DISCARDS 169 DISCARDS
69 } 170 }
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