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 SECTIONS
  37 {
  38         /* swapper_low_pmd_dir is sparc64 only */
  39         swapper_low_pmd_dir = 0x0000000000402000;
  40         . = INITIAL_ADDRESS;
  41         .text TEXTSTART :
  42         {
  43                 _text = .;
  44                 HEAD_TEXT
  45                 TEXT_TEXT
  46                 SCHED_TEXT
  47                 LOCK_TEXT
  48                 KPROBES_TEXT
  49                 IRQENTRY_TEXT
  50                 *(.gnu.warning)
  51         } = 0
  52         _etext = .;
  53
  54         RO_DATA(PAGE_SIZE)
  55
  56         /* Start of data section */
  57         _sdata = .;
  58
  59         .data1 : {
  60                 *(.data1)
  61         }
  62         RW_DATA_SECTION(SMP_CACHE_BYTES, 0, THREAD_SIZE)
  63
  64         /* End of data section */
  65         _edata = .;
  66
  67         .fixup : {
  68                 __start___fixup = .;
  69                 *(.fixup)
  70                 __stop___fixup = .;
  71         }
  72         EXCEPTION_TABLE(16)
  73         NOTES
  74
  75         . = ALIGN(PAGE_SIZE);
  76         __init_begin = ALIGN(PAGE_SIZE);
  77         INIT_TEXT_SECTION(PAGE_SIZE)
  78         __init_text_end = .;
  79         INIT_DATA_SECTION(16)
  80
  81         . = ALIGN(4);
  82         .tsb_ldquad_phys_patch : {
  83                 __tsb_ldquad_phys_patch = .;
  84                 *(.tsb_ldquad_phys_patch)
  85                 __tsb_ldquad_phys_patch_end = .;
  86         }
  87
  88         .tsb_phys_patch : {
  89                 __tsb_phys_patch = .;
  90                 *(.tsb_phys_patch)
  91                 __tsb_phys_patch_end = .;
  92         }
  93
  94         .cpuid_patch : {
  95                 __cpuid_patch = .;
  96                 *(.cpuid_patch)
  97                 __cpuid_patch_end = .;
  98         }
  99
 100         .sun4v_1insn_patch : {
 101                 __sun4v_1insn_patch = .;
 102                 *(.sun4v_1insn_patch)
 103                 __sun4v_1insn_patch_end = .;
 104         }
 105         .sun4v_2insn_patch : {
 106                 __sun4v_2insn_patch = .;
 107                 *(.sun4v_2insn_patch)
 108                 __sun4v_2insn_patch_end = .;
 109         }
 110         .leon_1insn_patch : {
 111                 __leon_1insn_patch = .;
 112                 *(.leon_1insn_patch)
 113                 __leon_1insn_patch_end = .;
 114         }
 115         .swapper_tsb_phys_patch : {
 116                 __swapper_tsb_phys_patch = .;
 117                 *(.swapper_tsb_phys_patch)
 118                 __swapper_tsb_phys_patch_end = .;
 119         }
 120         .swapper_4m_tsb_phys_patch : {
 121                 __swapper_4m_tsb_phys_patch = .;
 122                 *(.swapper_4m_tsb_phys_patch)
 123                 __swapper_4m_tsb_phys_patch_end = .;
 124         }
 125         .page_offset_shift_patch : {
 126                 __page_offset_shift_patch = .;
 127                 *(.page_offset_shift_patch)
 128                 __page_offset_shift_patch_end = .;
 129         }
 130         .popc_3insn_patch : {
 131                 __popc_3insn_patch = .;
 132                 *(.popc_3insn_patch)
 133                 __popc_3insn_patch_end = .;
 134         }
 135         .popc_6insn_patch : {
 136                 __popc_6insn_patch = .;
 137                 *(.popc_6insn_patch)
 138                 __popc_6insn_patch_end = .;
 139         }
 140         .pause_3insn_patch : {
 141                 __pause_3insn_patch = .;
 142                 *(.pause_3insn_patch)
 143                 __pause_3insn_patch_end = .;
 144         }
 145         PERCPU_SECTION(SMP_CACHE_BYTES)
 146
 147         . = ALIGN(PAGE_SIZE);
 148         __init_end = .;
 149         BSS_SECTION(0, 0, 0)
 150         _end = . ;
 151
 152         STABS_DEBUG
 153         DWARF_DEBUG
 154
 155         DISCARDS
 156 }