Subversion Repositories ao68000

/*
 *      vmlinux.lds.S -- master linker script for m68knommu arch
 *
 *      (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com>
 *
 *      This linker script is equiped to build either ROM loaded or RAM
 *      run kernels.
 */

#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
#include <asm/thread_info.h>

#if defined(CONFIG_RAMKERNEL)
#define RAM_START       CONFIG_KERNELBASE
#define RAM_LENGTH      (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
#define TEXT            ram
#define DATA            ram
#define INIT            ram
#define BSSS            ram
#endif
#if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
#define RAM_START       CONFIG_RAMBASE
#define RAM_LENGTH      CONFIG_RAMSIZE
#define ROMVEC_START    CONFIG_ROMVEC
#define ROMVEC_LENGTH   CONFIG_ROMVECSIZE
#define ROM_START       CONFIG_ROMSTART
#define ROM_LENGTH      CONFIG_ROMSIZE
#define TEXT            rom
#define DATA            ram
#define INIT            ram
#define BSSS            ram
#endif

#ifndef DATA_ADDR
#define DATA_ADDR
#endif


OUTPUT_ARCH(m68k)
ENTRY(_start)

MEMORY {
        ram     : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
#ifdef ROM_START
        romvec  : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
        rom     : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
#endif
}

jiffies = jiffies_64 + 4;

SECTIONS {

#ifdef ROMVEC_START
        . = ROMVEC_START ;
        .romvec : {
                __rom_start = . ;
                _romvec = .;
                *(.data.initvect)
        } > romvec
#endif

        .text : {
                _text = .;
                _stext = . ;
                HEAD_TEXT
                TEXT_TEXT
                SCHED_TEXT
                LOCK_TEXT
                *(.text.lock)

                . = ALIGN(16);          /* Exception table              */
                __start___ex_table = .;
                *(__ex_table)
                __stop___ex_table = .;

                *(.rodata) *(.rodata.*)
                *(__vermagic)           /* Kernel version magic */
                *(__markers_strings)
                *(.rodata1)
                *(.rodata.str1.1)

                /* Kernel symbol table: Normal symbols */
                . = ALIGN(4);
                __start___ksymtab = .;
                *(__ksymtab)
                __stop___ksymtab = .;

                /* Kernel symbol table: GPL-only symbols */
                __start___ksymtab_gpl = .;
                *(__ksymtab_gpl)
                __stop___ksymtab_gpl = .;

                /* Kernel symbol table: Normal unused symbols */
                __start___ksymtab_unused = .;
                *(__ksymtab_unused)
                __stop___ksymtab_unused = .;

                /* Kernel symbol table: GPL-only unused symbols */
                __start___ksymtab_unused_gpl = .;
                *(__ksymtab_unused_gpl)
                __stop___ksymtab_unused_gpl = .;

                /* Kernel symbol table: GPL-future symbols */
                __start___ksymtab_gpl_future = .;
                *(__ksymtab_gpl_future)
                __stop___ksymtab_gpl_future = .;

                /* Kernel symbol table: Normal symbols */
                __start___kcrctab = .;
                *(__kcrctab)
                __stop___kcrctab = .;

                /* Kernel symbol table: GPL-only symbols */
                __start___kcrctab_gpl = .;
                *(__kcrctab_gpl)
                __stop___kcrctab_gpl = .;

                /* Kernel symbol table: Normal unused symbols */
                __start___kcrctab_unused = .;
                *(__kcrctab_unused)
                __stop___kcrctab_unused = .;

                /* Kernel symbol table: GPL-only unused symbols */
                __start___kcrctab_unused_gpl = .;
                *(__kcrctab_unused_gpl)
                __stop___kcrctab_unused_gpl = .;

                /* Kernel symbol table: GPL-future symbols */
                __start___kcrctab_gpl_future = .;
                *(__kcrctab_gpl_future)
                __stop___kcrctab_gpl_future = .;

                /* Kernel symbol table: strings */
                *(__ksymtab_strings)

                /* Built-in module parameters */
                . = ALIGN(4) ;
                __start___param = .;
                *(__param)
                __stop___param = .;

                *(.note.gnu.build-id)

                . = ALIGN(4) ;
                _etext = . ;
        } > TEXT

        .data DATA_ADDR : {
                . = ALIGN(4);
                _sdata = . ;
                DATA_DATA
                CACHELINE_ALIGNED_DATA(32)
                INIT_TASK_DATA(THREAD_SIZE)
                _edata = . ;
        } > DATA
        
        .init.text : {
                . = ALIGN(PAGE_SIZE);
                __init_begin = .;
        } > INIT
        INIT_TEXT_SECTION(PAGE_SIZE) > INIT
        INIT_DATA_SECTION(16) > INIT
        .init.data : {
                . = ALIGN(PAGE_SIZE);
                __init_end = .;
        } > INIT

        .bss : {
                . = ALIGN(4);
                _sbss = . ;
                *(.bss)
                *(COMMON)
                . = ALIGN(4) ;
                _ebss = . ;
                _end = . ;
        } > BSSS

        DISCARDS
}