Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/* ld script to make i386 Linux kernel

 * Written by Martin Mares ;

 *

 * Don't define absolute symbols until and unless you know that symbol

 * value is should remain constant even if kernel image is relocated

 * at run time. Absolute symbols are not relocated. If symbol value should

 * change if kernel is relocated, make the symbol section relative and

 * put it inside the section definition.

 */

/* Don't define absolute symbols until and unless you know that symbol

 * value is should remain constant even if kernel image is relocated

 * at run time. Absolute symbols are not relocated. If symbol value should

 * change if kernel is relocated, make the symbol section relative and

 * put it inside the section definition.

 */

#define LOAD_OFFSET __PAGE_OFFSET

#include 

#include 

#include 

#include 

#include 

OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")

OUTPUT_ARCH(i386)

ENTRY(phys_startup_32)

jiffies = jiffies_64;

PHDRS {

        text PT_LOAD FLAGS(5);  /* R_E */

        data PT_LOAD FLAGS(7);  /* RWE */

        note PT_NOTE FLAGS(0);  /* ___ */

}

SECTIONS

{

  . = LOAD_OFFSET + LOAD_PHYSICAL_ADDR;

  phys_startup_32 = startup_32 - LOAD_OFFSET;

  .text.head : AT(ADDR(.text.head) - LOAD_OFFSET) {

        _text = .;                      /* Text and read-only data */

        *(.text.head)

  } :text = 0x9090

  /* read-only */

  .text : AT(ADDR(.text) - LOAD_OFFSET) {

        TEXT_TEXT

        SCHED_TEXT

        LOCK_TEXT

        KPROBES_TEXT

        *(.fixup)

        *(.gnu.warning)

        _etext = .;                     /* End of text section */

  } :text = 0x9090

  . = ALIGN(16);                /* Exception table */

  __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {

        __start___ex_table = .;

         *(__ex_table)

        __stop___ex_table = .;

  }

  NOTES :text :note

  BUG_TABLE :text

  . = ALIGN(4);

  .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) {

        __tracedata_start = .;

        *(.tracedata)

        __tracedata_end = .;

  }

  RODATA

  /* writeable */

  . = ALIGN(4096);

  .data : AT(ADDR(.data) - LOAD_OFFSET) {       /* Data */

        DATA_DATA

        CONSTRUCTORS

        } :data

  . = ALIGN(4096);

  .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {

        __nosave_begin = .;

        *(.data.nosave)

        . = ALIGN(4096);

        __nosave_end = .;

  }

  . = ALIGN(4096);

  .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {

        *(.data.page_aligned)

        *(.data.idt)

  }

  . = ALIGN(32);

  .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {

        *(.data.cacheline_aligned)

  }

  /* rarely changed data like cpu maps */

  . = ALIGN(32);

  .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {

        *(.data.read_mostly)

        _edata = .;             /* End of data section */

  }

  . = ALIGN(THREAD_SIZE);       /* init_task */

  .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {

        *(.data.init_task)

  }

  /* might get freed after init */

  . = ALIGN(4096);

  .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {

        __smp_locks = .;

        *(.smp_locks)

        __smp_locks_end = .;

  }

  /* will be freed after init

   * Following ALIGN() is required to make sure no other data falls on the

   * same page where __smp_alt_end is pointing as that page might be freed

   * after boot. Always make sure that ALIGN() directive is present after

   * the section which contains __smp_alt_end.

   */

  . = ALIGN(4096);

  /* will be freed after init */

  . = ALIGN(4096);              /* Init code and data */

  .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {

        __init_begin = .;

        _sinittext = .;

        *(.init.text)

        _einittext = .;

  }

  .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { *(.init.data) }

  . = ALIGN(16);

  .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {

        __setup_start = .;

        *(.init.setup)

        __setup_end = .;

   }

  .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {

        __initcall_start = .;

        INITCALLS

        __initcall_end = .;

  }

  .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {

        __con_initcall_start = .;

        *(.con_initcall.init)

        __con_initcall_end = .;

  }

  SECURITY_INIT

  . = ALIGN(4);

  .altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) {

        __alt_instructions = .;

        *(.altinstructions)

        __alt_instructions_end = .;

  }

  .altinstr_replacement : AT(ADDR(.altinstr_replacement) - LOAD_OFFSET) {

        *(.altinstr_replacement)

  }

  . = ALIGN(4);

  .parainstructions : AT(ADDR(.parainstructions) - LOAD_OFFSET) {

        __parainstructions = .;

        *(.parainstructions)

        __parainstructions_end = .;

  }

  /* .exit.text is discard at runtime, not link time, to deal with references

     from .altinstructions and .eh_frame */

  .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }

  .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }

#if defined(CONFIG_BLK_DEV_INITRD)

  . = ALIGN(4096);

  .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {

        __initramfs_start = .;

        *(.init.ramfs)

        __initramfs_end = .;

  }

#endif

  . = ALIGN(4096);

  .data.percpu  : AT(ADDR(.data.percpu) - LOAD_OFFSET) {

        __per_cpu_start = .;

        *(.data.percpu)

        *(.data.percpu.shared_aligned)

        __per_cpu_end = .;

  }

  . = ALIGN(4096);

  /* freed after init ends here */

  .bss : AT(ADDR(.bss) - LOAD_OFFSET) {

        __init_end = .;

        __bss_start = .;                /* BSS */

        *(.bss.page_aligned)

        *(.bss)

        . = ALIGN(4);

        __bss_stop = .;

        _end = . ;

        /* This is where the kernel creates the early boot page tables */

        . = ALIGN(4096);

        pg0 = . ;

  }

  /* Sections to be discarded */

  /DISCARD/ : {

        *(.exitcall.exit)

        }

  STABS_DEBUG

  DWARF_DEBUG

}