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                 *(.text.head)
  45                 TEXT_TEXT
  46                 SCHED_TEXT
  47                 LOCK_TEXT
  48                 KPROBES_TEXT
  49                 *(.gnu.warning)
  50         } = 0
  51         _etext = .;
  52         PROVIDE (etext = .);
  53
  54         RO_DATA(PAGE_SIZE)
  55         .data : {
  56                 DATA_DATA
  57                 CONSTRUCTORS
  58         }
  59         .data1 : {
  60                 *(.data1)
  61         }
  62         . = ALIGN(SMP_CACHE_BYTES);
  63         .data.cacheline_aligned : {
  64                 *(.data.cacheline_aligned)
  65         }
  66         . = ALIGN(SMP_CACHE_BYTES);
  67         .data.read_mostly : {
  68                 *(.data.read_mostly)
  69         }
  70         /* End of data section */
  71         _edata = .;
  72         PROVIDE (edata = .);
  73
  74         /* init_task */
  75         . = ALIGN(THREAD_SIZE);
  76         .data.init_task : {
  77                 *(.data.init_task)
  78         }
  79         .fixup : {
  80                 __start___fixup = .;
  81                 *(.fixup)
  82                 __stop___fixup = .;
  83         }
  84         . = ALIGN(16);
  85         __ex_table : {
  86                 __start___ex_table = .;
  87                 *(__ex_table)
  88                 __stop___ex_table = .;
  89         }
  90         NOTES
  91
  92         . = ALIGN(PAGE_SIZE);
  93         .init.text : {
  94                 __init_begin = .;
  95                 _sinittext = .;
  96                 INIT_TEXT
  97                 _einittext = .;
  98         }
  99         __init_text_end = .;
 100         .init.data : {
 101                 INIT_DATA
 102         }
 103         . = ALIGN(16);
 104         .init.setup : {
 105                 __setup_start = .;
 106                 *(.init.setup)
 107                 __setup_end = .;
 108         }
 109         .initcall.init : {
 110                 __initcall_start = .;
 111                 INITCALLS
 112                 __initcall_end = .;
 113         }
 114         .con_initcall.init : {
 115                 __con_initcall_start = .;
 116                 *(.con_initcall.init)
 117                 __con_initcall_end = .;
 118         }
 119         SECURITY_INIT
 120
 121         . = ALIGN(4);
 122         .tsb_ldquad_phys_patch : {
 123                 __tsb_ldquad_phys_patch = .;
 124                 *(.tsb_ldquad_phys_patch)
 125                 __tsb_ldquad_phys_patch_end = .;
 126         }
 127
 128         .tsb_phys_patch : {
 129                 __tsb_phys_patch = .;
 130                 *(.tsb_phys_patch)
 131                 __tsb_phys_patch_end = .;
 132         }
 133
 134         .cpuid_patch : {
 135                 __cpuid_patch = .;
 136                 *(.cpuid_patch)
 137                 __cpuid_patch_end = .;
 138         }
 139
 140         .sun4v_1insn_patch : {
 141                 __sun4v_1insn_patch = .;
 142                 *(.sun4v_1insn_patch)
 143                 __sun4v_1insn_patch_end = .;
 144         }
 145         .sun4v_2insn_patch : {
 146                 __sun4v_2insn_patch = .;
 147                 *(.sun4v_2insn_patch)
 148                 __sun4v_2insn_patch_end = .;
 149         }
 150
 151 #ifdef CONFIG_BLK_DEV_INITRD
 152         . = ALIGN(PAGE_SIZE);
 153         .init.ramfs : {
 154                 __initramfs_start = .;
 155                 *(.init.ramfs)
 156                 __initramfs_end = .;
 157         }
 158 #endif
 159
 160         PERCPU(PAGE_SIZE)
 161
 162         . = ALIGN(PAGE_SIZE);
 163         __init_end = .;
 164         __bss_start = .;
 165         .sbss : {
 166                 *(.sbss)
 167                 *(.scommon)
 168         }
 169         .bss : {
 170                 *(.dynbss)
 171                 *(.bss)
 172                 *(COMMON)
 173         }
 174         _end = . ;
 175         PROVIDE (end = .);
 176
 177         /DISCARD/ : {
 178                 EXIT_TEXT
 179                 EXIT_DATA
 180                 *(.exitcall.exit)
 181         }
 182
 183         STABS_DEBUG
 184         DWARF_DEBUG
 185 }