arch/sparc/kernel/vmlinux.lds.S

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /* ld script for sparc32/sparc64 kernel */
   3
   4 #include <asm-generic/vmlinux.lds.h>
   5
   6 #include <asm/page.h>
   7 #include <asm/thread_info.h>
   8
   9 #ifdef CONFIG_SPARC32
  10 #define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
  11 #define TEXTSTART       0xf0004000
  12
  13 #define SMP_CACHE_BYTES_SHIFT 5
  14
  15 #else
  16 #define SMP_CACHE_BYTES_SHIFT 6
  17 #define INITIAL_ADDRESS 0x4000
  18 #define TEXTSTART      0x0000000000404000
  19
  20 #endif
  21
  22 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
  23
  24 #ifdef CONFIG_SPARC32
  25 OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
  26 OUTPUT_ARCH(sparc)
  27 ENTRY(_start)
  28 jiffies = jiffies_64 + 4;
  29 #else
  30 /* sparc64 */
  31 OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
  32 OUTPUT_ARCH(sparc:v9a)
  33 ENTRY(_start)
  34 jiffies = jiffies_64;
  35 #endif
  36
  37 #ifdef CONFIG_SPARC64
  38 ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
  39 #endif
  40
  41 SECTIONS
  42 {
  43 #ifdef CONFIG_SPARC64
  44         swapper_pg_dir = 0x0000000000402000;
  45 #endif
  46         . = INITIAL_ADDRESS;
  47         .text TEXTSTART :
  48         {
  49                 _text = .;
  50                 HEAD_TEXT
  51                 TEXT_TEXT
  52                 SCHED_TEXT
  53                 CPUIDLE_TEXT
  54                 LOCK_TEXT
  55                 KPROBES_TEXT
  56                 IRQENTRY_TEXT
  57                 SOFTIRQENTRY_TEXT
  58                 *(.gnu.warning)
  59         } = 0
  60         _etext = .;
  61
  62         RO_DATA(PAGE_SIZE)
  63
  64         /* Start of data section */
  65         _sdata = .;
  66
  67         .data1 : {
  68                 *(.data1)
  69         }
  70         RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
  71
  72         /* End of data section */
  73         _edata = .;
  74
  75         .fixup : {
  76                 __start___fixup = .;
  77                 *(.fixup)
  78                 __stop___fixup = .;
  79         }
  80         EXCEPTION_TABLE(16)
  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)
  87
  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_1insn_patch : {
 148                 __sun_m7_1insn_patch = .;
 149                 *(.sun_m7_1insn_patch)
 150                 __sun_m7_1insn_patch_end = .;
 151         }
 152         .sun_m7_2insn_patch : {
 153                 __sun_m7_2insn_patch = .;
 154                 *(.sun_m7_2insn_patch)
 155                 __sun_m7_2insn_patch_end = .;
 156         }
 157         .get_tick_patch : {
 158                 __get_tick_patch = .;
 159                 *(.get_tick_patch)
 160                 __get_tick_patch_end = .;
 161         }
 162         .pud_huge_patch : {
 163                 __pud_huge_patch = .;
 164                 *(.pud_huge_patch)
 165                 __pud_huge_patch_end = .;
 166         }
 167         .fast_win_ctrl_1insn_patch : {
 168                 __fast_win_ctrl_1insn_patch = .;
 169                 *(.fast_win_ctrl_1insn_patch)
 170                 __fast_win_ctrl_1insn_patch_end = .;
 171         }
 172         PERCPU_SECTION(SMP_CACHE_BYTES)
 173
 174 #ifdef CONFIG_JUMP_LABEL
 175         . = ALIGN(PAGE_SIZE);
 176         .exit.text : {
 177                 EXIT_TEXT
 178         }
 179 #endif
 180
 181         . = ALIGN(PAGE_SIZE);
 182         __init_end = .;
 183         BSS_SECTION(0, 0, 0)
 184         _end = . ;
 185
 186         STABS_DEBUG
 187         DWARF_DEBUG
 188
 189         DISCARDS
 190 }