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                 ALIGN_FUNCTION();
  52 #ifdef CONFIG_SPARC64
  53                 /* Match text section symbols in head_64.S first */
  54                 *head_64.o(.text)
  55 #endif
  56                 TEXT_TEXT
  57                 SCHED_TEXT
  58                 LOCK_TEXT
  59                 KPROBES_TEXT
  60                 IRQENTRY_TEXT
  61                 SOFTIRQENTRY_TEXT
  62                 *(.gnu.warning)
  63         } = 0
  64         _etext = .;
  65
  66         RO_DATA(PAGE_SIZE)
  67
  68         /* Start of data section */
  69         _sdata = .;
  70
  71         .data1 : {
  72                 *(.data1)
  73         }
  74         RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
  75
  76         /* End of data section */
  77         _edata = .;
  78
  79         .fixup : {
  80                 __start___fixup = .;
  81                 *(.fixup)
  82                 __stop___fixup = .;
  83         }
  84         EXCEPTION_TABLE(16)
  85
  86         . = ALIGN(PAGE_SIZE);
  87         __init_begin = ALIGN(PAGE_SIZE);
  88         INIT_TEXT_SECTION(PAGE_SIZE)
  89         __init_text_end = .;
  90         INIT_DATA_SECTION(16)
  91
  92         . = ALIGN(4);
  93         .tsb_ldquad_phys_patch : {
  94                 __tsb_ldquad_phys_patch = .;
  95                 *(.tsb_ldquad_phys_patch)
  96                 __tsb_ldquad_phys_patch_end = .;
  97         }
  98
  99         .tsb_phys_patch : {
 100                 __tsb_phys_patch = .;
 101                 *(.tsb_phys_patch)
 102                 __tsb_phys_patch_end = .;
 103         }
 104
 105         .cpuid_patch : {
 106                 __cpuid_patch = .;
 107                 *(.cpuid_patch)
 108                 __cpuid_patch_end = .;
 109         }
 110
 111         .sun4v_1insn_patch : {
 112                 __sun4v_1insn_patch = .;
 113                 *(.sun4v_1insn_patch)
 114                 __sun4v_1insn_patch_end = .;
 115         }
 116         .sun4v_2insn_patch : {
 117                 __sun4v_2insn_patch = .;
 118                 *(.sun4v_2insn_patch)
 119                 __sun4v_2insn_patch_end = .;
 120         }
 121         .leon_1insn_patch : {
 122                 __leon_1insn_patch = .;
 123                 *(.leon_1insn_patch)
 124                 __leon_1insn_patch_end = .;
 125         }
 126         .swapper_tsb_phys_patch : {
 127                 __swapper_tsb_phys_patch = .;
 128                 *(.swapper_tsb_phys_patch)
 129                 __swapper_tsb_phys_patch_end = .;
 130         }
 131         .swapper_4m_tsb_phys_patch : {
 132                 __swapper_4m_tsb_phys_patch = .;
 133                 *(.swapper_4m_tsb_phys_patch)
 134                 __swapper_4m_tsb_phys_patch_end = .;
 135         }
 136         .popc_3insn_patch : {
 137                 __popc_3insn_patch = .;
 138                 *(.popc_3insn_patch)
 139                 __popc_3insn_patch_end = .;
 140         }
 141         .popc_6insn_patch : {
 142                 __popc_6insn_patch = .;
 143                 *(.popc_6insn_patch)
 144                 __popc_6insn_patch_end = .;
 145         }
 146         .pause_3insn_patch : {
 147                 __pause_3insn_patch = .;
 148                 *(.pause_3insn_patch)
 149                 __pause_3insn_patch_end = .;
 150         }
 151         .sun_m7_1insn_patch : {
 152                 __sun_m7_1insn_patch = .;
 153                 *(.sun_m7_1insn_patch)
 154                 __sun_m7_1insn_patch_end = .;
 155         }
 156         .sun_m7_2insn_patch : {
 157                 __sun_m7_2insn_patch = .;
 158                 *(.sun_m7_2insn_patch)
 159                 __sun_m7_2insn_patch_end = .;
 160         }
 161         .get_tick_patch : {
 162                 __get_tick_patch = .;
 163                 *(.get_tick_patch)
 164                 __get_tick_patch_end = .;
 165         }
 166         .pud_huge_patch : {
 167                 __pud_huge_patch = .;
 168                 *(.pud_huge_patch)
 169                 __pud_huge_patch_end = .;
 170         }
 171         .fast_win_ctrl_1insn_patch : {
 172                 __fast_win_ctrl_1insn_patch = .;
 173                 *(.fast_win_ctrl_1insn_patch)
 174                 __fast_win_ctrl_1insn_patch_end = .;
 175         }
 176         PERCPU_SECTION(SMP_CACHE_BYTES)
 177
 178         . = ALIGN(PAGE_SIZE);
 179         .exit.text : {
 180                 EXIT_TEXT
 181         }
 182
 183         .exit.data : {
 184                 EXIT_DATA
 185         }
 186
 187         . = ALIGN(PAGE_SIZE);
 188         __init_end = .;
 189         BSS_SECTION(0, 0, 0)
 190         _end = . ;
 191
 192         STABS_DEBUG
 193         DWARF_DEBUG
 194         ELF_DETAILS
 195
 196         DISCARDS
 197 }