Commit 36b13d76 authored by Paul Mundt's avatar Paul Mundt

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: default avatarPaul Mundt <lethal@linux-sh.org>
parent 69d1ef4c
/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $ /*
* ld script to make SuperH Linux kernel * ld script to make SuperH Linux kernel
* Written by Niibe Yutaka * Written by Niibe Yutaka
*/ */
...@@ -17,15 +17,17 @@ SECTIONS ...@@ -17,15 +17,17 @@ SECTIONS
{ {
. = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
_text = .; /* Text and read-only data */ _text = .; /* Text and read-only data */
text = .; /* Text and read-only data */
.empty_zero_page : { .empty_zero_page : {
*(.empty_zero_page) *(.empty_zero_page)
} = 0 } = 0
.text : { .text : {
*(.text.head) *(.text.head)
TEXT_TEXT TEXT_TEXT
SCHED_TEXT SCHED_TEXT
LOCK_TEXT LOCK_TEXT
KPROBES_TEXT
*(.fixup) *(.fixup)
*(.gnu.warning) *(.gnu.warning)
} = 0x0009 } = 0x0009
...@@ -37,42 +39,46 @@ SECTIONS ...@@ -37,42 +39,46 @@ SECTIONS
_etext = .; /* End of text section */ _etext = .; /* End of text section */
RODATA
BUG_TABLE BUG_TABLE
NOTES
RO_DATA(PAGE_SIZE)
. = ALIGN(THREAD_SIZE);
.data : { /* Data */ .data : { /* Data */
DATA_DATA *(.data.init_task)
CONSTRUCTORS
} . = ALIGN(L1_CACHE_BYTES);
*(.data.cacheline_aligned)
. = ALIGN(L1_CACHE_BYTES);
*(.data.read_mostly)
. = ALIGN(PAGE_SIZE); . = ALIGN(PAGE_SIZE);
.data.page_aligned : { *(.data.page_aligned) } *(.data.page_aligned)
__nosave_begin = .; __nosave_begin = .;
.data_nosave : { *(.data.nosave) } *(.data.nosave)
. = ALIGN(PAGE_SIZE); . = ALIGN(PAGE_SIZE);
__nosave_end = .; __nosave_end = .;
PERCPU(PAGE_SIZE) DATA_DATA
CONSTRUCTORS
. = ALIGN(L1_CACHE_BYTES); }
.data.cacheline_aligned : { *(.data.cacheline_aligned) }
_edata = .; /* End of data section */ _edata = .; /* End of data section */
. = ALIGN(THREAD_SIZE); /* init_task */
.data.init_task : { *(.data.init_task) }
. = ALIGN(PAGE_SIZE); /* Init code and data */ . = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .; __init_begin = .;
_sinittext = .; _sinittext = .;
.init.text : { *(.init.text) } .init.text : { *(.init.text) }
_einittext = .; _einittext = .;
.init.data : { *(.init.data) } .init.data : { *(.init.data) }
. = ALIGN(16); . = ALIGN(16);
__setup_start = .; __setup_start = .;
.init.setup : { *(.init.setup) } .init.setup : { *(.init.setup) }
__setup_end = .; __setup_end = .;
__initcall_start = .; __initcall_start = .;
.initcall.init : { .initcall.init : {
INITCALLS INITCALLS
...@@ -81,16 +87,11 @@ SECTIONS ...@@ -81,16 +87,11 @@ SECTIONS
__con_initcall_start = .; __con_initcall_start = .;
.con_initcall.init : { *(.con_initcall.init) } .con_initcall.init : { *(.con_initcall.init) }
__con_initcall_end = .; __con_initcall_end = .;
SECURITY_INIT
/* .exit.text is discarded at runtime, not link time, to deal with SECURITY_INIT
references from .rodata */
.exit.text : { *(.exit.text) }
.exit.data : { *(.exit.data) }
#ifdef CONFIG_BLK_DEV_INITRD #ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(PAGE_SIZE); . = ALIGN(PAGE_SIZE);
__initramfs_start = .; __initramfs_start = .;
.init.ramfs : { *(.init.ramfs) } .init.ramfs : { *(.init.ramfs) }
__initramfs_end = .; __initramfs_end = .;
...@@ -101,18 +102,29 @@ SECTIONS ...@@ -101,18 +102,29 @@ SECTIONS
.machvec.init : { *(.machvec.init) } .machvec.init : { *(.machvec.init) }
__machvec_end = .; __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); . = ALIGN(PAGE_SIZE);
.bss : { .bss : {
__init_end = .; __init_end = .;
__bss_start = .; /* BSS */ __bss_start = .; /* BSS */
*(.bss.page_aligned) *(.bss.page_aligned)
*(.bss) *(.bss)
*(COMMON)
. = ALIGN(4); . = ALIGN(4);
_ebss = .; /* uClinux MTD sucks */ _ebss = .; /* uClinux MTD sucks */
_end = . ; _end = . ;
} }
/* When something in the kernel is NOT compiled as a module, the /*
* When something in the kernel is NOT compiled as a module, the
* module cleanup code and data are put into these segments. Both * module cleanup code and data are put into these segments. Both
* can then be thrown away, as cleanup code is never called unless * can then be thrown away, as cleanup code is never called unless
* it's a module. * it's a module.
...@@ -122,6 +134,5 @@ SECTIONS ...@@ -122,6 +134,5 @@ SECTIONS
} }
STABS_DEBUG STABS_DEBUG
DWARF_DEBUG DWARF_DEBUG
} }
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