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authorPaul Mundt <lethal@linux-sh.org>2007-11-11 17:58:11 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:45 +0900
commit49e6c3e7460a718242dc11b801811f0ac6892154 (patch)
tree573474e658930c55e20da38cbcd3f3fe6652daa9 /arch/sh/kernel/vmlinux_64.lds.S
parent1b6cf8175e52cbda111ab8b590da6a1d093e9954 (diff)
sh: Split out linker script to _32 and _64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/vmlinux_64.lds.S')
-rw-r--r--arch/sh/kernel/vmlinux_64.lds.S139
1 files changed, 139 insertions, 0 deletions
diff --git a/arch/sh/kernel/vmlinux_64.lds.S b/arch/sh/kernel/vmlinux_64.lds.S
new file mode 100644
index 00000000000..9e30775ffc2
--- /dev/null
+++ b/arch/sh/kernel/vmlinux_64.lds.S
@@ -0,0 +1,139 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * arch/sh5/vmlinux.lds.S
+ *
+ * ld script to make ST50 Linux kernel
+ *
+ * Copyright (C) 2000, 2001 Paolo Alberelli
+ *
+ * benedict.gaster@superh.com: 2nd May 2002
+ * Add definition of empty_zero_page to be the first page of kernel image.
+ *
+ * benedict.gaster@superh.com: 3rd May 2002
+ * Added support for ramdisk, removing statically linked romfs at the same time.
+ *
+ * lethal@linux-sh.org: 9th May 2003
+ * Kill off GLOBAL_NAME() usage and other CDC-isms.
+ *
+ * lethal@linux-sh.org: 19th May 2003
+ * Remove support for ancient toolchains.
+ */
+
+#include <asm/page.h>
+#include <asm/cache.h>
+#include <asm/thread_info.h>
+
+#define LOAD_OFFSET CONFIG_CACHED_MEMORY_OFFSET
+#include <asm-generic/vmlinux.lds.h>
+
+OUTPUT_ARCH(sh:sh5)
+
+#define C_PHYS(x) AT (ADDR(x) - LOAD_OFFSET)
+
+ENTRY(__start)
+SECTIONS
+{
+ . = CONFIG_CACHED_MEMORY_OFFSET + CONFIG_MEMORY_START + PAGE_SIZE;
+ _text = .; /* Text and read-only data */
+ text = .; /* Text and read-only data */
+
+ .empty_zero_page : C_PHYS(.empty_zero_page) {
+ *(.empty_zero_page)
+ } = 0
+
+ .text : C_PHYS(.text) {
+ *(.text.head)
+ TEXT_TEXT
+ *(.text64)
+ *(.text..SHmedia32)
+ SCHED_TEXT
+ LOCK_TEXT
+ *(.fixup)
+ *(.gnu.warning)
+#ifdef CONFIG_LITTLE_ENDIAN
+ } = 0x6ff0fff0
+#else
+ } = 0xf0fff06f
+#endif
+
+ /* We likely want __ex_table to be Cache Line aligned */
+ . = ALIGN(L1_CACHE_BYTES); /* Exception table */
+ __start___ex_table = .;
+ __ex_table : C_PHYS(__ex_table) { *(__ex_table) }
+ __stop___ex_table = .;
+
+ _etext = .; /* End of text section */
+
+ NOTES
+
+ RODATA
+
+ .data : C_PHYS(.data) { /* Data */
+ DATA_DATA
+ CONSTRUCTORS
+ }
+
+ . = ALIGN(PAGE_SIZE);
+ .data.page_aligned : C_PHYS(.data.page_aligned) { *(.data.page_aligned) }
+
+ PERCPU(PAGE_SIZE)
+
+ . = ALIGN(L1_CACHE_BYTES);
+ .data.cacheline_aligned : C_PHYS(.data.cacheline_aligned) { *(.data.cacheline_aligned) }
+
+ _edata = .; /* End of data section */
+
+ . = ALIGN(THREAD_SIZE); /* init_task: structure size aligned */
+ .data.init_task : C_PHYS(.data.init_task) { *(.data.init_task) }
+
+ . = ALIGN(PAGE_SIZE); /* Init code and data */
+ __init_begin = .;
+ _sinittext = .;
+ .init.text : C_PHYS(.init.text) { *(.init.text) }
+ _einittext = .;
+ .init.data : C_PHYS(.init.data) { *(.init.data) }
+ . = ALIGN(L1_CACHE_BYTES); /* Better if Cache Line aligned */
+ __setup_start = .;
+ .init.setup : C_PHYS(.init.setup) { *(.init.setup) }
+ __setup_end = .;
+ __initcall_start = .;
+ .initcall.init : C_PHYS(.initcall.init) {
+ INITCALLS
+ }
+ __initcall_end = .;
+ __con_initcall_start = .;
+ .con_initcall.init : C_PHYS(.con_initcall.init) { *(.con_initcall.init) }
+ __con_initcall_end = .;
+ SECURITY_INIT
+
+#ifdef CONFIG_BLK_DEV_INITRD
+ __initramfs_start = .;
+ .init.ramfs : C_PHYS(.init.ramfs) { *(.init.ramfs) }
+ __initramfs_end = .;
+#endif
+
+ . = ALIGN(PAGE_SIZE);
+ __init_end = .;
+
+ /* Align to the biggest single data representation, head and tail */
+ . = ALIGN(8);
+ __bss_start = .; /* BSS */
+ .bss : C_PHYS(.bss) {
+ *(.bss)
+ }
+ . = ALIGN(8);
+ _end = . ;
+
+ /* Sections to be discarded */
+ /DISCARD/ : {
+ *(.exit.text)
+ *(.exit.data)
+ *(.exitcall.exit)
+ }
+
+ STABS_DEBUG
+ DWARF_DEBUG
+}