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                 *(.gnu.warning)
  50         } = 0
  51         _etext = .;
  52
  53         RO_DATA(PAGE_SIZE)
  54         .data : {
  55                 DATA_DATA
  56                 CONSTRUCTORS
  57         }
  58         .data1 : {
  59                 *(.data1)
  60         }
  61         . = ALIGN(SMP_CACHE_BYTES);
  62         .data.cacheline_aligned : {
  63                 *(.data.cacheline_aligned)
  64         }
  65         . = ALIGN(SMP_CACHE_BYTES);
  66         .data.read_mostly : {
  67                 *(.data.read_mostly)
  68         }
  69         /* End of data section */
  70         _edata = .;
  71
  72         /* init_task */
  73         . = ALIGN(THREAD_SIZE);
  74         .data.init_task : {
  75                 *(.data.init_task)
  76         }
  77         .fixup : {
  78                 __start___fixup = .;
  79                 *(.fixup)
  80                 __stop___fixup = .;
  81         }
  82         . = ALIGN(16);
  83         __ex_table : {
  84                 __start___ex_table = .;
  85                 *(__ex_table)
  86                 __stop___ex_table = .;
  87         }
  88         NOTES
  89
  90         . = ALIGN(PAGE_SIZE);
  91         .init.text : {
  92                 __init_begin = .;
  93                 _sinittext = .;
  94                 INIT_TEXT
  95                 _einittext = .;
  96         }
  97         __init_text_end = .;
  98         .init.data : {
  99                 INIT_DATA
 100         }
 101         . = ALIGN(16);
 102         .init.setup : {
 103                 __setup_start = .;
 104                 *(.init.setup)
 105                 __setup_end = .;
 106         }
 107         .initcall.init : {
 108                 __initcall_start = .;
 109                 INITCALLS
 110                 __initcall_end = .;
 111         }
 112         .con_initcall.init : {
 113                 __con_initcall_start = .;
 114                 *(.con_initcall.init)
 115                 __con_initcall_end = .;
 116         }
 117         SECURITY_INIT
 118
 119         . = ALIGN(4);
 120         .tsb_ldquad_phys_patch : {
 121                 __tsb_ldquad_phys_patch = .;
 122                 *(.tsb_ldquad_phys_patch)
 123                 __tsb_ldquad_phys_patch_end = .;
 124         }
 125
 126         .tsb_phys_patch : {
 127                 __tsb_phys_patch = .;
 128                 *(.tsb_phys_patch)
 129                 __tsb_phys_patch_end = .;
 130         }
 131
 132         .cpuid_patch : {
 133                 __cpuid_patch = .;
 134                 *(.cpuid_patch)
 135                 __cpuid_patch_end = .;
 136         }
 137
 138         .sun4v_1insn_patch : {
 139                 __sun4v_1insn_patch = .;
 140                 *(.sun4v_1insn_patch)
 141                 __sun4v_1insn_patch_end = .;
 142         }
 143         .sun4v_2insn_patch : {
 144                 __sun4v_2insn_patch = .;
 145                 *(.sun4v_2insn_patch)
 146                 __sun4v_2insn_patch_end = .;
 147         }
 148
 149 #ifdef CONFIG_BLK_DEV_INITRD
 150         . = ALIGN(PAGE_SIZE);
 151         .init.ramfs : {
 152                 __initramfs_start = .;
 153                 *(.init.ramfs)
 154                 __initramfs_end = .;
 155         }
 156 #endif
 157
 158         PERCPU(PAGE_SIZE)
 159
 160         . = ALIGN(PAGE_SIZE);
 161         __init_end = .;
 162         __bss_start = .;
 163         .sbss : {
 164                 *(.sbss)
 165                 *(.scommon)
 166         }
 167         .bss : {
 168                 *(.dynbss)
 169                 *(.bss)
 170                 *(COMMON)
 171         }
 172         _end = . ;
 173
 174         /DISCARD/ : {
 175                 EXIT_TEXT
 176                 EXIT_DATA
 177                 *(.exitcall.exit)
 178         }
 179
 180         STABS_DEBUG
 181         DWARF_DEBUG
 182 }