/* ld script to make ARM Linux kernel * taken from the i386 version by Russell King * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> */ #include <asm-generic/vmlinux.lds.h>#include <asm/thread_info.h>#include <asm/memory.h>#include <asm/page.h>	#define PROC_INFO							\	VMLINUX_SYMBOL(__proc_info_begin) = .;				\	*(.proc.info.init)						\	VMLINUX_SYMBOL(__proc_info_end) = .; #ifdef CONFIG_HOTPLUG_CPU#define ARM_CPU_DISCARD(x)#define ARM_CPU_KEEP(x)		x#else#define ARM_CPU_DISCARD(x)	x#define ARM_CPU_KEEP(x)#endif #if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)#define ARM_EXIT_KEEP(x)	x#else#define ARM_EXIT_KEEP(x)#endif OUTPUT_ARCH(arm)ENTRY(stext) #ifndef __ARMEB__jiffies = jiffies_64;#elsejiffies = jiffies_64 + 4;#endif SECTIONS{#ifdef CONFIG_XIP_KERNEL	. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);#else	. = PAGE_OFFSET + TEXT_OFFSET;#endif 	.init : {			/* Init code and data		*/		_stext = .;		_sinittext = .;			HEAD_TEXT			INIT_TEXT			ARM_EXIT_KEEP(EXIT_TEXT)		_einittext = .;		ARM_CPU_DISCARD(PROC_INFO)		__arch_info_begin = .;			*(.arch.info.init)		__arch_info_end = .;		__tagtable_begin = .;			*(.taglist.init)		__tagtable_end = .;#ifdef CONFIG_SMP_ON_UP		__smpalt_begin = .;			*(.alt.smp.init)		__smpalt_end = .;#endif 		__pv_table_begin = .;			*(.pv_table)		__pv_table_end = .; 		INIT_SETUP(16) 		INIT_CALLS		CON_INITCALL		SECURITY_INITCALL		INIT_RAM_FS #ifndef CONFIG_XIP_KERNEL		__init_begin = _stext;		INIT_DATA		ARM_EXIT_KEEP(EXIT_DATA)#endif	} 	PERCPU_SECTION(32) #ifndef CONFIG_XIP_KERNEL	. = ALIGN(PAGE_SIZE);	__init_end = .;#endif 	/*	 * unwind exit sections must be discarded before the rest of the	 * unwind sections get included.	 */	/DISCARD/ : {		*(.ARM.exidx.exit.text)		*(.ARM.extab.exit.text)		ARM_CPU_DISCARD(*(.ARM.exidx.cpuexit.text))		ARM_CPU_DISCARD(*(.ARM.extab.cpuexit.text))#ifndef CONFIG_HOTPLUG		*(.ARM.exidx.devexit.text)		*(.ARM.extab.devexit.text)#endif#ifndef CONFIG_MMU		*(.fixup)		*(__ex_table)#endif	} 	.text : {			/* Real text segment		*/		_text = .;		/* Text and read-only data	*/			__exception_text_start = .;			*(.exception.text)			__exception_text_end = .;			IRQENTRY_TEXT			TEXT_TEXT			SCHED_TEXT			LOCK_TEXT			KPROBES_TEXT#ifdef CONFIG_MMU			*(.fixup)#endif			*(.gnu.warning)			*(.rodata)			*(.rodata.*)			*(.glue_7)			*(.glue_7t)		. = ALIGN(4);		*(.got)			/* Global offset table		*/			ARM_CPU_KEEP(PROC_INFO)	} 	RO_DATA(PAGE_SIZE) #ifdef CONFIG_ARM_UNWIND	/*	 * Stack unwinding tables	 */	. = ALIGN(8);	.ARM.unwind_idx : {		__start_unwind_idx = .;		*(.ARM.exidx*)		__stop_unwind_idx = .;	}	.ARM.unwind_tab : {		__start_unwind_tab = .;		*(.ARM.extab*)		__stop_unwind_tab = .;	}#endif 	_etext = .;			/* End of text and rodata section */ #ifdef CONFIG_XIP_KERNEL	__data_loc = ALIGN(4);		/* location in binary */	. = PAGE_OFFSET + TEXT_OFFSET;#else	. = ALIGN(THREAD_SIZE);	__data_loc = .;#endif 	.data : AT(__data_loc) {		_data = .;		/* address in memory */		_sdata = .; 		/*		 * first, the init task union, aligned		 * to an 8192 byte boundary.		 */		INIT_TASK_DATA(THREAD_SIZE) #ifdef CONFIG_XIP_KERNEL		. = ALIGN(PAGE_SIZE);		__init_begin = .;		INIT_DATA		ARM_EXIT_KEEP(EXIT_DATA)		. = ALIGN(PAGE_SIZE);		__init_end = .;#endif 		NOSAVE_DATA		CACHELINE_ALIGNED_DATA(32)		READ_MOSTLY_DATA(32) 		/*		 * The exception fixup table (might need resorting at runtime)		 */		. = ALIGN(32);		__start___ex_table = .;#ifdef CONFIG_MMU		*(__ex_table)#endif		__stop___ex_table = .; 		/*		 * and the usual data section		 */		DATA_DATA		CONSTRUCTORS 		_edata = .;	}	_edata_loc = __data_loc + SIZEOF(.data); #ifdef CONFIG_HAVE_TCM        /*	 * We align everything to a page boundary so we can	 * free it after init has commenced and TCM contents have	 * been copied to its destination.	 */	.tcm_start : {		. = ALIGN(PAGE_SIZE);		__tcm_start = .;		__itcm_start = .;	} 	/*	 * Link these to the ITCM RAM	 * Put VMA to the TCM address and LMA to the common RAM	 * and we'll upload the contents from RAM to TCM and free	 * the used RAM after that.	 */	.text_itcm ITCM_OFFSET : AT(__itcm_start)	{		__sitcm_text = .;		*(.tcm.text)		*(.tcm.rodata)		. = ALIGN(4);		__eitcm_text = .;	} 	/*	 * Reset the dot pointer, this is needed to create the	 * relative __dtcm_start below (to be used as extern in code).	 */	. = ADDR(.tcm_start) + SIZEOF(.tcm_start) + SIZEOF(.text_itcm); 	.dtcm_start : {		__dtcm_start = .;	} 	/* TODO: add remainder of ITCM as well, that can be used for data! */	.data_dtcm DTCM_OFFSET : AT(__dtcm_start)	{		. = ALIGN(4);		__sdtcm_data = .;		*(.tcm.data)		. = ALIGN(4);		__edtcm_data = .;	} 	/* Reset the dot pointer or the linker gets confused */	. = ADDR(.dtcm_start) + SIZEOF(.data_dtcm); 	/* End marker for freeing TCM copy in linked object */	.tcm_end : AT(ADDR(.dtcm_start) + SIZEOF(.data_dtcm)){		. = ALIGN(PAGE_SIZE);		__tcm_end = .;	}#endif 	NOTES 	BSS_SECTION(0, 0, 0)	_end = .; 	STABS_DEBUG	.comment 0 : { *(.comment) } 	/* Default discards */	DISCARDS #ifndef CONFIG_SMP_ON_UP	/DISCARD/ : {		*(.alt.smp.init)	}#endif} /* * These must never be empty * If you have to comment these two assert statements out, your * binutils is too old (for other reasons as well) */ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support")ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")