linux/arch/sh/kernel/vmlinux.lds.S
Tim Abbott 6bde607e69 sh: Clean up linker script using new BSS_SECTION macro.
Updated to use the fixed BSS linker script macros from this
thread:

	http://www.spinics.net/lists/kernel/msg913238.html

Signed-off-by: Tim Abbott <tabbott@ksplice.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: linux-sh@vger.kernel.org
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2009-07-20 23:30:24 +09:00

113 lines
2.3 KiB
ArmAsm

/*
* ld script to make SuperH Linux kernel
* Written by Niibe Yutaka and Paul Mundt
*/
#ifdef CONFIG_SUPERH64
#define LOAD_OFFSET CONFIG_PAGE_OFFSET
OUTPUT_ARCH(sh:sh5)
#else
#define LOAD_OFFSET 0
OUTPUT_ARCH(sh)
#endif
#include <asm/thread_info.h>
#include <asm/cache.h>
#include <asm-generic/vmlinux.lds.h>
ENTRY(_start)
SECTIONS
{
#ifdef CONFIG_PMB_FIXED
. = CONFIG_PAGE_OFFSET + (CONFIG_MEMORY_START & 0x1fffffff) +
CONFIG_ZERO_PAGE_OFFSET;
#elif defined(CONFIG_32BIT)
. = CONFIG_PAGE_OFFSET + CONFIG_ZERO_PAGE_OFFSET;
#else
. = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
#endif
_text = .; /* Text and read-only data */
.empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) {
*(.empty_zero_page)
} = 0
.text : AT(ADDR(.text) - LOAD_OFFSET) {
HEAD_TEXT
TEXT_TEXT
#ifdef CONFIG_SUPERH64
*(.text64)
*(.text..SHmedia32)
#endif
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
IRQENTRY_TEXT
*(.fixup)
*(.gnu.warning)
_etext = .; /* End of text section */
} = 0x0009
EXCEPTION_TABLE(16)
NOTES
RO_DATA(PAGE_SIZE)
/*
* Code which must be executed uncached and the associated data
*/
. = ALIGN(PAGE_SIZE);
.uncached : AT(ADDR(.uncached) - LOAD_OFFSET) {
__uncached_start = .;
*(.uncached.text)
*(.uncached.data)
__uncached_end = .;
}
RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
_edata = .; /* End of data section */
. = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .;
INIT_TEXT_SECTION(PAGE_SIZE)
INIT_DATA_SECTION(16)
. = ALIGN(4);
.machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) {
__machvec_start = .;
*(.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 : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT }
.exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA }
. = ALIGN(PAGE_SIZE);
__init_end = .;
BSS_SECTION(0, PAGE_SIZE, 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/ : {
EXIT_CALL
}
STABS_DEBUG
DWARF_DEBUG
}