diff options
Diffstat (limited to 'arch/sh/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/sh/kernel/vmlinux.lds.S | 179 | 
1 files changed, 176 insertions, 3 deletions
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index d7d4991f32a..f53c76acaed 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -1,5 +1,178 @@ -#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" +#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 + +	. = 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 +}  |