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_SECTION(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         NOTES
  82
  83         . = ALIGN(PAGE_SIZE);
  84         __init_begin = ALIGN(PAGE_SIZE);
  85         INIT_TEXT_SECTION(PAGE_SIZE)
  86         __init_text_end = .;
  87         INIT_DATA_SECTION(16)
  88
  89         . = ALIGN(4);
  90         .tsb_ldquad_phys_patch : {
  91                 __tsb_ldquad_phys_patch = .;
  92                 *(.tsb_ldquad_phys_patch)
  93                 __tsb_ldquad_phys_patch_end = .;
  94         }
  95
  96         .tsb_phys_patch : {
  97                 __tsb_phys_patch = .;
  98                 *(.tsb_phys_patch)
  99                 __tsb_phys_patch_end = .;
 100         }
 101
 102         .cpuid_patch : {
 103                 __cpuid_patch = .;
 104                 *(.cpuid_patch)
 105                 __cpuid_patch_end = .;
 106         }
 107
 108         .sun4v_1insn_patch : {
 109                 __sun4v_1insn_patch = .;
 110                 *(.sun4v_1insn_patch)
 111                 __sun4v_1insn_patch_end = .;
 112         }
 113         .sun4v_2insn_patch : {
 114                 __sun4v_2insn_patch = .;
 115                 *(.sun4v_2insn_patch)
 116                 __sun4v_2insn_patch_end = .;
 117         }
 118         .leon_1insn_patch : {
 119                 __leon_1insn_patch = .;
 120                 *(.leon_1insn_patch)
 121                 __leon_1insn_patch_end = .;
 122         }
 123         .swapper_tsb_phys_patch : {
 124                 __swapper_tsb_phys_patch = .;
 125                 *(.swapper_tsb_phys_patch)
 126                 __swapper_tsb_phys_patch_end = .;
 127         }
 128         .swapper_4m_tsb_phys_patch : {
 129                 __swapper_4m_tsb_phys_patch = .;
 130                 *(.swapper_4m_tsb_phys_patch)
 131                 __swapper_4m_tsb_phys_patch_end = .;
 132         }
 133         .popc_3insn_patch : {
 134                 __popc_3insn_patch = .;
 135                 *(.popc_3insn_patch)
 136                 __popc_3insn_patch_end = .;
 137         }
 138         .popc_6insn_patch : {
 139                 __popc_6insn_patch = .;
 140                 *(.popc_6insn_patch)
 141                 __popc_6insn_patch_end = .;
 142         }
 143         .pause_3insn_patch : {
 144                 __pause_3insn_patch = .;
 145                 *(.pause_3insn_patch)
 146                 __pause_3insn_patch_end = .;
 147         }
 148         .sun_m7_2insn_patch : {
 149                 __sun_m7_2insn_patch = .;
 150                 *(.sun_m7_2insn_patch)
 151                 __sun_m7_2insn_patch_end = .;
 152         }
 153         .get_tick_patch : {
 154                 __get_tick_patch = .;
 155                 *(.get_tick_patch)
 156                 __get_tick_patch_end = .;
 157         }
 158         .pud_huge_patch : {
 159                 __pud_huge_patch = .;
 160                 *(.pud_huge_patch)
 161                 __pud_huge_patch_end = .;
 162         }
 163         .fast_win_ctrl_1insn_patch : {
 164                 __fast_win_ctrl_1insn_patch = .;
 165                 *(.fast_win_ctrl_1insn_patch)
 166                 __fast_win_ctrl_1insn_patch_end = .;
 167         }
 168         PERCPU_SECTION(SMP_CACHE_BYTES)
 169
 170         . = ALIGN(PAGE_SIZE);
 171         .exit.text : {
 172                 EXIT_TEXT
 173         }
 174
 175         .exit.data : {
 176                 EXIT_DATA
 177         }
 178
 179         . = ALIGN(PAGE_SIZE);
 180         __init_end = .;
 181         BSS_SECTION(0, 0, 0)
 182         _end = . ;
 183
 184         STABS_DEBUG
 185         DWARF_DEBUG
 186
 187         DISCARDS
 188 }