linux-sg2042/arch/parisc/kernel/vmlinux.lds.S

257 lines
5.3 KiB
ArmAsm

/* Kernel link layout for various "sections"
*
* Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org>
* Copyright (C) 2000-2003 Paul Bame <bame at parisc-linux.org>
* Copyright (C) 2000 John Marvin <jsm at parisc-linux.org>
* Copyright (C) 2000 Michael Ang <mang with subcarrier.org>
* Copyright (C) 2002 Randolph Chung <tausq with parisc-linux.org>
* Copyright (C) 2003 James Bottomley <jejb with parisc-linux.org>
* Copyright (C) 2006 Helge Deller <deller@gmx.de>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <asm-generic/vmlinux.lds.h>
/* needed for the processor specific cache alignment size */
#include <asm/cache.h>
#include <asm/page.h>
#include <asm/asm-offsets.h>
/* ld script to make hppa Linux kernel */
#ifndef CONFIG_64BIT
OUTPUT_FORMAT("elf32-hppa-linux")
OUTPUT_ARCH(hppa)
#else
OUTPUT_FORMAT("elf64-hppa-linux")
OUTPUT_ARCH(hppa:hppa2.0w)
#endif
ENTRY(_stext)
#ifndef CONFIG_64BIT
jiffies = jiffies_64 + 4;
#else
jiffies = jiffies_64;
#endif
SECTIONS
{
. = KERNEL_BINARY_TEXT_START;
_text = .; /* Text and read-only data */
.text ALIGN(16) : {
HEAD_TEXT
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
*(.text.do_softirq)
*(.text.sys_exit)
*(.text.do_sigaltstack)
*(.text.do_fork)
*(.text.*)
*(.fixup)
*(.lock.text) /* out-of-line lock text */
*(.gnu.warning)
} = 0
/* End of text section */
_etext = .;
RODATA
/* writeable */
/* Make sure this is page aligned so
* that we can properly leave these
* as writable
*/
. = ALIGN(PAGE_SIZE);
data_start = .;
. = ALIGN(16);
/* Exception table */
__ex_table : {
__start___ex_table = .;
*(__ex_table)
__stop___ex_table = .;
}
NOTES
/* unwind info */
.PARISC.unwind : {
__start___unwind = .;
*(.PARISC.unwind)
__stop___unwind = .;
}
/* rarely changed data like cpu maps */
. = ALIGN(16);
.data.read_mostly : {
*(.data.read_mostly)
}
. = ALIGN(L1_CACHE_BYTES);
/* Data */
.data : {
DATA_DATA
CONSTRUCTORS
}
. = ALIGN(L1_CACHE_BYTES);
.data.cacheline_aligned : {
*(.data.cacheline_aligned)
}
/* PA-RISC locks requires 16-byte alignment */
. = ALIGN(16);
.data.lock_aligned : {
*(.data.lock_aligned)
}
/* nosave data is really only used for software suspend...it's here
* just in case we ever implement it
*/
. = ALIGN(PAGE_SIZE);
__nosave_begin = .;
.data_nosave : {
*(.data.nosave)
}
. = ALIGN(PAGE_SIZE);
__nosave_end = .;
/* End of data section */
_edata = .;
/* BSS */
__bss_start = .;
/* page table entries need to be PAGE_SIZE aligned */
. = ALIGN(PAGE_SIZE);
.data.vmpages : {
*(.data.vm0.pmd)
*(.data.vm0.pgd)
*(.data.vm0.pte)
}
.bss : {
*(.bss)
*(COMMON)
}
__bss_stop = .;
/* assembler code expects init_task to be 16k aligned */
. = ALIGN(16384);
/* init_task */
.data.init_task : {
*(.data.init_task)
}
#ifdef CONFIG_64BIT
. = ALIGN(16);
/* Linkage tables */
.opd : {
*(.opd)
} PROVIDE (__gp = .);
.plt : {
*(.plt)
}
.dlt : {
*(.dlt)
}
#endif
/* reserve space for interrupt stack by aligning __init* to 16k */
. = ALIGN(16384);
__init_begin = .;
.init.text : {
_sinittext = .;
INIT_TEXT
_einittext = .;
}
.init.data : {
INIT_DATA
}
. = ALIGN(16);
.init.setup : {
__setup_start = .;
*(.init.setup)
__setup_end = .;
}
.initcall.init : {
__initcall_start = .;
INITCALLS
__initcall_end = .;
}
.con_initcall.init : {
__con_initcall_start = .;
*(.con_initcall.init)
__con_initcall_end = .;
}
SECURITY_INIT
/* alternate instruction replacement. This is a mechanism x86 uses
* to detect the CPU type and replace generic instruction sequences
* with CPU specific ones. We don't currently do this in PA, but
* it seems like a good idea...
*/
. = ALIGN(4);
.altinstructions : {
__alt_instructions = .;
*(.altinstructions)
__alt_instructions_end = .;
}
.altinstr_replacement : {
*(.altinstr_replacement)
}
/* .exit.text is discard at runtime, not link time, to deal with references
* from .altinstructions and .eh_frame
*/
.exit.text : {
EXIT_TEXT
}
.exit.data : {
EXIT_DATA
}
#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(PAGE_SIZE);
.init.ramfs : {
__initramfs_start = .;
*(.init.ramfs)
__initramfs_end = .;
}
#endif
PERCPU(PAGE_SIZE)
. = ALIGN(PAGE_SIZE);
__init_end = .;
/* freed after init ends here */
_end = . ;
/* Sections to be discarded */
/DISCARD/ : {
*(.exitcall.exit)
#ifdef CONFIG_64BIT
/* temporary hack until binutils is fixed to not emit these
* for static binaries
*/
*(.interp)
*(.dynsym)
*(.dynstr)
*(.dynamic)
*(.hash)
*(.gnu.hash)
#endif
}
STABS_DEBUG
.note 0 : { *(.note) }
}