arch/sparc/kernel/vmlinux.lds.S

   1 /* ld script for sparc32/sparc64 kernel */
   2
   3 #include <asm-generic/vmlinux.lds.h>
   4
   5 #include <asm/page.h>
   6 #include <asm/thread_info.h>
   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)
  33 jiffies = jiffies_64;
  34 #endif
  35
  36 #ifdef CONFIG_SPARC64
  37 ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
  38 #endif
  39
  40 SECTIONS
  41 {
  42 #ifdef CONFIG_SPARC64
  43         swapper_pg_dir = 0x0000000000402000;
  44 #endif
  45         . = INITIAL_ADDRESS;
  46         .text TEXTSTART :
  47         {
  48                 _text = .;
  49                 HEAD_TEXT
  50                 TEXT_TEXT
  51                 SCHED_TEXT
  52                 LOCK_TEXT
  53                 KPROBES_TEXT
  54                 IRQENTRY_TEXT
  55                 SOFTIRQENTRY_TEXT
  56                 *(.gnu.warning)
  57         } = 0
  58         _etext = .;
  59
  60         RO_DATA(PAGE_SIZE)
  61
  62         /* Start of data section */
  63         _sdata = .;
  64
  65         .data1 : {
  66                 *(.data1)
  67         }
  68         RW_DATA_SECTION(SMP_CACHE_BYTES, 0, THREAD_SIZE)
  69
  70         /* End of data section */
  71         _edata = .;
  72
  73         .fixup : {
  74                 __start___fixup = .;
  75                 *(.fixup)
  76                 __stop___fixup = .;
  77         }
  78         EXCEPTION_TABLE(16)
  79         NOTES
  80
  81         . = ALIGN(PAGE_SIZE);
  82         __init_begin = ALIGN(PAGE_SIZE);
  83         INIT_TEXT_SECTION(PAGE_SIZE)
  84         __init_text_end = .;
  85         INIT_DATA_SECTION(16)
  86
  87         . = ALIGN(4);
  88         .tsb_ldquad_phys_patch : {
  89                 __tsb_ldquad_phys_patch = .;
  90                 *(.tsb_ldquad_phys_patch)
  91                 __tsb_ldquad_phys_patch_end = .;
  92         }
  93
  94         .tsb_phys_patch : {
  95                 __tsb_phys_patch = .;
  96                 *(.tsb_phys_patch)
  97                 __tsb_phys_patch_end = .;
  98         }
  99
 100         .cpuid_patch : {
 101                 __cpuid_patch = .;
 102                 *(.cpuid_patch)
 103                 __cpuid_patch_end = .;
 104         }
 105
 106         .sun4v_1insn_patch : {
 107                 __sun4v_1insn_patch = .;
 108                 *(.sun4v_1insn_patch)
 109                 __sun4v_1insn_patch_end = .;
 110         }
 111         .sun4v_2insn_patch : {
 112                 __sun4v_2insn_patch = .;
 113                 *(.sun4v_2insn_patch)
 114                 __sun4v_2insn_patch_end = .;
 115         }
 116         .leon_1insn_patch : {
 117                 __leon_1insn_patch = .;
 118                 *(.leon_1insn_patch)
 119                 __leon_1insn_patch_end = .;
 120         }
 121         .swapper_tsb_phys_patch : {
 122                 __swapper_tsb_phys_patch = .;
 123                 *(.swapper_tsb_phys_patch)
 124                 __swapper_tsb_phys_patch_end = .;
 125         }
 126         .swapper_4m_tsb_phys_patch : {
 127                 __swapper_4m_tsb_phys_patch = .;
 128                 *(.swapper_4m_tsb_phys_patch)
 129                 __swapper_4m_tsb_phys_patch_end = .;
 130         }
 131         .popc_3insn_patch : {
 132                 __popc_3insn_patch = .;
 133                 *(.popc_3insn_patch)
 134                 __popc_3insn_patch_end = .;
 135         }
 136         .popc_6insn_patch : {
 137                 __popc_6insn_patch = .;
 138                 *(.popc_6insn_patch)
 139                 __popc_6insn_patch_end = .;
 140         }
 141         .pause_3insn_patch : {
 142                 __pause_3insn_patch = .;
 143                 *(.pause_3insn_patch)
 144                 __pause_3insn_patch_end = .;
 145         }
 146         .sun_m7_2insn_patch : {
 147                 __sun_m7_2insn_patch = .;
 148                 *(.sun_m7_2insn_patch)
 149                 __sun_m7_2insn_patch_end = .;
 150         }
 151         PERCPU_SECTION(SMP_CACHE_BYTES)
 152
 153 #ifdef CONFIG_JUMP_LABEL
 154         . = ALIGN(PAGE_SIZE);
 155         .exit.text : {
 156                 EXIT_TEXT
 157         }
 158 #endif
 159
 160         . = ALIGN(PAGE_SIZE);
 161         __init_end = .;
 162         BSS_SECTION(0, 0, 0)
 163         _end = . ;
 164
 165         STABS_DEBUG
 166         DWARF_DEBUG
 167
 168         DISCARDS
 169 }