diff options
author | Paul Mundt <lethal@linux-sh.org> | 2009-05-09 23:36:10 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2009-05-09 23:36:10 +0900 |
commit | dce97c8cb2ad365fa87dc6924d99528c21c63912 (patch) | |
tree | f5df211d8a07b538202c38324867c6881a1175e7 /arch/sh/kernel/vmlinux.lds.S | |
parent | c3e2586b794b12ffcdf69b4e547030b51e18e6d9 (diff) |
sh: Move the unified linker script in place, kill off old _64 one.
Just forcefully rename the _32 variant overtop, and kill off the now
unused _64 version.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/vmlinux.lds.S')
-rw-r--r-- | arch/sh/kernel/vmlinux.lds.S | 182 |
1 files changed, 179 insertions, 3 deletions
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index d7d4991f32a..8d97f52ce32 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -1,5 +1,181 @@ -#ifdef CONFIG_SUPERH32 -# include "vmlinux_32.lds.S" +/* + * 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 -# include "vmlinux_64.lds.S" +OUTPUT_ARCH(sh) +#ifdef CONFIG_CPU_LITTLE_ENDIAN +OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux") +#else +OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux") +#endif +#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 + + .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { + *(.empty_zero_page) + } = 0 + + .text : AT(ADDR(.text) - LOAD_OFFSET) { + _text = .; /* Text and read-only data */ + 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 + + . = ALIGN(16); /* Exception table */ + __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { + __start___ex_table = .; + *(__ex_table) + __stop___ex_table = .; + } + + 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 = .; + } + + . = ALIGN(THREAD_SIZE); + .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */ + *(.data.init_task) + + . = 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 + } + + _edata = .; /* End of data section */ + + . = ALIGN(PAGE_SIZE); /* Init code and data */ + .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { + __init_begin = .; + _sinittext = .; + INIT_TEXT + _einittext = .; + } + + .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { INIT_DATA } + + . = ALIGN(16); + .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { + __setup_start = .; + *(.init.setup) + __setup_end = .; + } + + .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) { + __initcall_start = .; + INITCALLS + __initcall_end = .; + } + + .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { + __con_initcall_start = .; + *(.con_initcall.init) + __con_initcall_end = .; + } + + SECURITY_INIT + +#ifdef CONFIG_BLK_DEV_INITRD + . = ALIGN(PAGE_SIZE); + .init.ramfs : AT(ADDR(.init_ramfs) - LOAD_OFFSET) { + __initramfs_start = .; + *(.init.ramfs) + __initramfs_end = .; + } #endif + + . = 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); + .bss : AT(ADDR(.bss) - LOAD_OFFSET) { + __init_end = .; + __bss_start = .; /* BSS */ + *(.bss.page_aligned) + *(.bss) + *(COMMON) + . = ALIGN(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/ : { + *(.exitcall.exit) + } + + STABS_DEBUG + DWARF_DEBUG +} |