sh: linker script tidying.

Some cleanups to the SH linker script. This reorders some of the
data sections for more optimal placement, general tabification,
and plugging in omitted generic definitions.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2007-10-30 17:38:03 +09:00
parent 69d1ef4caf
commit 36b13d767a

View file

@ -1,4 +1,4 @@
/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $
/*
* ld script to make SuperH Linux kernel
* Written by Niibe Yutaka
*/
@ -15,113 +15,124 @@ OUTPUT_ARCH(sh)
ENTRY(_start)
SECTIONS
{
. = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
_text = .; /* Text and read-only data */
text = .; /* Text and read-only data */
.empty_zero_page : {
*(.empty_zero_page)
. = 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
*(.fixup)
*(.gnu.warning)
.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 = .;
. = ALIGN(16); /* Exception table */
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
_etext = .; /* End of text section */
_etext = .; /* End of text section */
RODATA
BUG_TABLE
NOTES
RO_DATA(PAGE_SIZE)
BUG_TABLE
. = ALIGN(THREAD_SIZE);
.data : { /* Data */
*(.data.init_task)
.data : { /* Data */
DATA_DATA
CONSTRUCTORS
. = 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
}
. = ALIGN(PAGE_SIZE);
.data.page_aligned : { *(.data.page_aligned) }
__nosave_begin = .;
.data_nosave : { *(.data.nosave) }
. = ALIGN(PAGE_SIZE);
__nosave_end = .;
_edata = .; /* End of data section */
PERCPU(PAGE_SIZE)
. = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .;
_sinittext = .;
.init.text : { *(.init.text) }
_einittext = .;
.init.data : { *(.init.data) }
. = ALIGN(L1_CACHE_BYTES);
.data.cacheline_aligned : { *(.data.cacheline_aligned) }
. = ALIGN(16);
__setup_start = .;
.init.setup : { *(.init.setup) }
__setup_end = .;
_edata = .; /* End of data section */
__initcall_start = .;
.initcall.init : {
INITCALLS
}
__initcall_end = .;
__con_initcall_start = .;
.con_initcall.init : { *(.con_initcall.init) }
__con_initcall_end = .;
. = ALIGN(THREAD_SIZE); /* init_task */
.data.init_task : { *(.data.init_task) }
. = 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
/* .exit.text is discarded at runtime, not link time, to deal with
references from .rodata */
.exit.text : { *(.exit.text) }
.exit.data : { *(.exit.data) }
SECURITY_INIT
#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(PAGE_SIZE);
__initramfs_start = .;
.init.ramfs : { *(.init.ramfs) }
__initramfs_end = .;
. = ALIGN(PAGE_SIZE);
__initramfs_start = .;
.init.ramfs : { *(.init.ramfs) }
__initramfs_end = .;
#endif
. = ALIGN(4);
__machvec_start = .;
.machvec.init : { *(.machvec.init) }
__machvec_end = .;
. = ALIGN(PAGE_SIZE);
.bss : {
__init_end = .;
__bss_start = .; /* BSS */
*(.bss.page_aligned)
*(.bss)
. = ALIGN(4);
_ebss = .; /* uClinux MTD sucks */
_end = . ;
}
__machvec_start = .;
.machvec.init : { *(.machvec.init) }
__machvec_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)
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 = . ;
}
STABS_DEBUG
/*
* 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)
}
DWARF_DEBUG
STABS_DEBUG
DWARF_DEBUG
}