LXR linux/arch/s390/kernel/vmlinux.lds.S

   1/* ld script to make s390 Linux kernel
   2 * Written by Martin Schwidefsky (schwidefsky@de.ibm.com)
   3 */
   4
   5#include <asm/thread_info.h>
   6#include <asm/page.h>
   7#include <asm-generic/vmlinux.lds.h>
   8
   9#ifndef CONFIG_64BIT
  10OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
  11OUTPUT_ARCH(s390)
  12ENTRY(_start)
  13jiffies = jiffies_64 + 4;
  14#else
  15OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
  16OUTPUT_ARCH(s390:64-bit)
  17ENTRY(_start)
  18jiffies = jiffies_64;
  19#endif
  20
  21PHDRS {
  22        text PT_LOAD FLAGS(5);  /* R_E */
  23        data PT_LOAD FLAGS(7);  /* RWE */
  24        note PT_NOTE FLAGS(0);  /* ___ */
  25}
  26
  27SECTIONS
  28{
  29        . = 0x00000000;
  30        .text : {
  31        _text = .;              /* Text and read-only data */
  32                HEAD_TEXT
  33                TEXT_TEXT
  34                SCHED_TEXT
  35                LOCK_TEXT
  36                KPROBES_TEXT
  37                IRQENTRY_TEXT
  38                *(.fixup)
  39                *(.gnu.warning)
  40        } :text = 0x0700
  41
  42        _etext = .;             /* End of text section */
  43
  44        NOTES :text :note
  45
  46        RODATA
  47
  48#ifdef CONFIG_SHARED_KERNEL
  49        . = ALIGN(0x100000);    /* VM shared segments are 1MB aligned */
  50#endif
  51
  52        . = ALIGN(PAGE_SIZE);
  53        _eshared = .;           /* End of shareable data */
  54        _sdata = .;             /* Start of data section */
  55
  56        EXCEPTION_TABLE(16) :data
  57
  58        RW_DATA_SECTION(0x100, PAGE_SIZE, THREAD_SIZE)
  59
  60        _edata = .;             /* End of data section */
  61
  62        /* will be freed after init */
  63        . = ALIGN(PAGE_SIZE);   /* Init code and data */
  64        __init_begin = .;
  65
  66        INIT_TEXT_SECTION(PAGE_SIZE)
  67
  68        /*
  69         * .exit.text is discarded at runtime, not link time,
  70         * to deal with references from __bug_table
  71        */
  72        .exit.text : {
  73                EXIT_TEXT
  74        }
  75
  76        /* early.c uses stsi, which requires page aligned data. */
  77        . = ALIGN(PAGE_SIZE);
  78        INIT_DATA_SECTION(0x100)
  79
  80        PERCPU(PAGE_SIZE)
  81        . = ALIGN(PAGE_SIZE);
  82        __init_end = .;         /* freed after init ends here */
  83
  84        BSS_SECTION(0, 2, 0)
  85
  86        _end = . ;
  87
  88        /* Debugging sections.  */
  89        STABS_DEBUG
  90        DWARF_DEBUG
  91
  92        /* Sections to be discarded */
  93        DISCARDS
  94}
  95