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sh: Split out linker script to _32 and _64 variants.
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Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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Paul Mundt committed Jan 28, 2008
1 parent 1b6cf81 commit 49e6c3e
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Showing 3 changed files with 141 additions and 137 deletions.
139 changes: 3 additions & 136 deletions arch/sh/kernel/vmlinux.lds.S
Original file line number Diff line number Diff line change
@@ -1,138 +1,5 @@
/*
* ld script to make SuperH Linux kernel
* Written by Niibe Yutaka
*/
#include <asm/thread_info.h>
#include <asm/cache.h>
#include <asm-generic/vmlinux.lds.h>

#ifdef CONFIG_CPU_LITTLE_ENDIAN
OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
#ifdef CONFIG_SUPERH32
# include "vmlinux_32.lds.S"
#else
OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux")
# include "vmlinux_64.lds.S"
#endif
OUTPUT_ARCH(sh)
ENTRY(_start)
SECTIONS
{
. = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
_text = .; /* Text and read-only data */

.empty_zero_page : {
*(.empty_zero_page)
} = 0

.text : {
*(.text.head)
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
*(.fixup)
*(.gnu.warning)
} = 0x0009

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

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

BUG_TABLE
NOTES
RO_DATA(PAGE_SIZE)

. = ALIGN(THREAD_SIZE);
.data : { /* Data */
*(.data.init_task)

. = ALIGN(L1_CACHE_BYTES);
*(.data.cacheline_aligned)

. = ALIGN(L1_CACHE_BYTES);
*(.data.read_mostly)

. = ALIGN(PAGE_SIZE);
*(.data.page_aligned)

__nosave_begin = .;
*(.data.nosave)
. = ALIGN(PAGE_SIZE);
__nosave_end = .;

DATA_DATA
CONSTRUCTORS
}

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

. = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .;
_sinittext = .;
.init.text : { *(.init.text) }
_einittext = .;
.init.data : { *(.init.data) }

. = ALIGN(16);
__setup_start = .;
.init.setup : { *(.init.setup) }
__setup_end = .;

__initcall_start = .;
.initcall.init : {
INITCALLS
}
__initcall_end = .;
__con_initcall_start = .;
.con_initcall.init : { *(.con_initcall.init) }
__con_initcall_end = .;

SECURITY_INIT

#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(PAGE_SIZE);
__initramfs_start = .;
.init.ramfs : { *(.init.ramfs) }
__initramfs_end = .;
#endif

. = ALIGN(4);
__machvec_start = .;
.machvec.init : { *(.machvec.init) }
__machvec_end = .;

PERCPU(PAGE_SIZE)

/*
* .exit.text is discarded at runtime, not link time, to deal with
* references from __bug_table
*/
.exit.text : { *(.exit.text) }
.exit.data : { *(.exit.data) }

. = ALIGN(PAGE_SIZE);
.bss : {
__init_end = .;
__bss_start = .; /* BSS */
*(.bss.page_aligned)
*(.bss)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* uClinux MTD sucks */
_end = . ;
}

/*
* When something in the kernel is NOT compiled as a module, the
* module cleanup code and data are put into these segments. Both
* can then be thrown away, as cleanup code is never called unless
* it's a module.
*/
/DISCARD/ : {
*(.exitcall.exit)
}

STABS_DEBUG
DWARF_DEBUG
}
138 changes: 138 additions & 0 deletions arch/sh/kernel/vmlinux_32.lds.S
Original file line number Diff line number Diff line change
@@ -0,0 +1,138 @@
/*
* ld script to make SuperH Linux kernel
* Written by Niibe Yutaka
*/
#include <asm/thread_info.h>
#include <asm/cache.h>
#include <asm-generic/vmlinux.lds.h>

#ifdef CONFIG_CPU_LITTLE_ENDIAN
OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
#else
OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux")
#endif
OUTPUT_ARCH(sh)
ENTRY(_start)
SECTIONS
{
. = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
_text = .; /* Text and read-only data */

.empty_zero_page : {
*(.empty_zero_page)
} = 0

.text : {
*(.text.head)
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
*(.fixup)
*(.gnu.warning)
} = 0x0009

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

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

BUG_TABLE
NOTES
RO_DATA(PAGE_SIZE)

. = ALIGN(THREAD_SIZE);
.data : { /* Data */
*(.data.init_task)

. = ALIGN(L1_CACHE_BYTES);
*(.data.cacheline_aligned)

. = ALIGN(L1_CACHE_BYTES);
*(.data.read_mostly)

. = ALIGN(PAGE_SIZE);
*(.data.page_aligned)

__nosave_begin = .;
*(.data.nosave)
. = ALIGN(PAGE_SIZE);
__nosave_end = .;

DATA_DATA
CONSTRUCTORS
}

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

. = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .;
_sinittext = .;
.init.text : { *(.init.text) }
_einittext = .;
.init.data : { *(.init.data) }

. = ALIGN(16);
__setup_start = .;
.init.setup : { *(.init.setup) }
__setup_end = .;

__initcall_start = .;
.initcall.init : {
INITCALLS
}
__initcall_end = .;
__con_initcall_start = .;
.con_initcall.init : { *(.con_initcall.init) }
__con_initcall_end = .;

SECURITY_INIT

#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(PAGE_SIZE);
__initramfs_start = .;
.init.ramfs : { *(.init.ramfs) }
__initramfs_end = .;
#endif

. = ALIGN(4);
__machvec_start = .;
.machvec.init : { *(.machvec.init) }
__machvec_end = .;

PERCPU(PAGE_SIZE)

/*
* .exit.text is discarded at runtime, not link time, to deal with
* references from __bug_table
*/
.exit.text : { *(.exit.text) }
.exit.data : { *(.exit.data) }

. = ALIGN(PAGE_SIZE);
.bss : {
__init_end = .;
__bss_start = .; /* BSS */
*(.bss.page_aligned)
*(.bss)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* uClinux MTD sucks */
_end = . ;
}

/*
* When something in the kernel is NOT compiled as a module, the
* module cleanup code and data are put into these segments. Both
* can then be thrown away, as cleanup code is never called unless
* it's a module.
*/
/DISCARD/ : {
*(.exitcall.exit)
}

STABS_DEBUG
DWARF_DEBUG
}
Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,6 @@

#include <asm/page.h>
#include <asm/cache.h>
#include <asm/processor.h>
#include <asm/thread_info.h>

#define LOAD_OFFSET CONFIG_CACHED_MEMORY_OFFSET
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