arch/tile/kernel/vmlinux.lds.S

   1 #include <asm-generic/vmlinux.lds.h>
   2 #include <asm/page.h>
   3 #include <asm/cache.h>
   4 #include <asm/thread_info.h>
   5 #include <hv/hypervisor.h>
   6
   7 /* Text loads starting from the supervisor interrupt vector address. */
   8 #define TEXT_OFFSET MEM_SV_INTRPT
   9
  10 OUTPUT_ARCH(tile)
  11 ENTRY(_start)
  12 jiffies = jiffies_64;
  13
  14 PHDRS
  15 {
  16   intrpt1 PT_LOAD ;
  17   text PT_LOAD ;
  18   data PT_LOAD ;
  19 }
  20 SECTIONS
  21 {
  22   /* Text is loaded with a different VA than data; start with text. */
  23   #undef LOAD_OFFSET
  24   #define LOAD_OFFSET TEXT_OFFSET
  25
  26   /* Interrupt vectors */
  27   .intrpt1 (LOAD_OFFSET) : AT ( 0 )   /* put at the start of physical memory */
  28   {
  29     _text = .;
  30     _stext = .;
  31     *(.intrpt1)
  32   } :intrpt1 =0
  33
  34   /* Hypervisor call vectors */
  35   #include "hvglue.lds"
  36
  37   /* Now the real code */
  38   . = ALIGN(0x20000);
  39   HEAD_TEXT_SECTION :text =0
  40   .text : AT (ADDR(.text) - LOAD_OFFSET) {
  41     SCHED_TEXT
  42     LOCK_TEXT
  43     __fix_text_end = .;   /* tile-cpack won't rearrange before this */
  44     TEXT_TEXT
  45     *(.text.*)
  46     *(.coldtext*)
  47     *(.fixup)
  48     *(.gnu.warning)
  49   }
  50   _etext = .;
  51
  52   /* "Init" is divided into two areas with very different virtual addresses. */
  53   INIT_TEXT_SECTION(PAGE_SIZE)
  54
  55   /* Now we skip back to PAGE_OFFSET for the data. */
  56   . = (. - TEXT_OFFSET + PAGE_OFFSET);
  57   #undef LOAD_OFFSET
  58   #define LOAD_OFFSET PAGE_OFFSET
  59
  60   . = ALIGN(PAGE_SIZE);
  61   VMLINUX_SYMBOL(_sinitdata) = .;
  62   .init.page : AT (ADDR(.init.page) - LOAD_OFFSET) {
  63     *(.init.page)
  64   } :data =0
  65   INIT_DATA_SECTION(16)
  66   PERCPU(PAGE_SIZE)
  67   . = ALIGN(PAGE_SIZE);
  68   VMLINUX_SYMBOL(_einitdata) = .;
  69
  70   _sdata = .;                   /* Start of data section */
  71
  72   RO_DATA_SECTION(PAGE_SIZE)
  73
  74   /* initially writeable, then read-only */
  75   . = ALIGN(PAGE_SIZE);
  76   __w1data_begin = .;
  77   .w1data : AT(ADDR(.w1data) - LOAD_OFFSET) {
  78     VMLINUX_SYMBOL(__w1data_begin) = .;
  79     *(.w1data)
  80     VMLINUX_SYMBOL(__w1data_end) = .;
  81   }
  82
  83   RW_DATA_SECTION(L2_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
  84
  85   _edata = .;
  86
  87   EXCEPTION_TABLE(L2_CACHE_BYTES)
  88   NOTES
  89
  90
  91   BSS_SECTION(8, PAGE_SIZE, 1)
  92   _end = . ;
  93
  94   STABS_DEBUG
  95   DWARF_DEBUG
  96
  97   DISCARDS
  98 }