| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* ld script to make ARM Linux kernel | 
 | 2 |  * taken from the i386 version by Russell King | 
 | 3 |  * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz> | 
 | 4 |  */ | 
 | 5 |  | 
 | 6 | #include <asm-generic/vmlinux.lds.h> | 
| Russell King | 4f7a181 | 2005-05-05 13:11:00 +0100 | [diff] [blame] | 7 | #include <asm/thread_info.h> | 
| Nicolas Pitre | 37d07b7 | 2005-10-29 21:44:56 +0100 | [diff] [blame] | 8 | #include <asm/memory.h> | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | 	 | 
 | 10 | OUTPUT_ARCH(arm) | 
 | 11 | ENTRY(stext) | 
| Nicolas Pitre | 37d07b7 | 2005-10-29 21:44:56 +0100 | [diff] [blame] | 12 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | #ifndef __ARMEB__ | 
 | 14 | jiffies = jiffies_64; | 
 | 15 | #else | 
 | 16 | jiffies = jiffies_64 + 4; | 
 | 17 | #endif | 
| Nicolas Pitre | 37d07b7 | 2005-10-29 21:44:56 +0100 | [diff] [blame] | 18 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | SECTIONS | 
 | 20 | { | 
| Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 21 | #ifdef CONFIG_XIP_KERNEL | 
 | 22 | 	. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR); | 
 | 23 | #else | 
 | 24 | 	. = PAGE_OFFSET + TEXT_OFFSET; | 
 | 25 | #endif | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | 	.init : {			/* Init code and data		*/ | 
 | 27 | 		_stext = .; | 
 | 28 | 			_sinittext = .; | 
 | 29 | 			*(.init.text) | 
 | 30 | 			_einittext = .; | 
 | 31 | 		__proc_info_begin = .; | 
| Ben Dooks | 02b7dd1 | 2005-09-20 16:35:03 +0100 | [diff] [blame] | 32 | 			*(.proc.info.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | 		__proc_info_end = .; | 
 | 34 | 		__arch_info_begin = .; | 
| Ben Dooks | 9d0fd1e | 2005-09-20 16:45:20 +0100 | [diff] [blame] | 35 | 			*(.arch.info.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | 		__arch_info_end = .; | 
 | 37 | 		__tagtable_begin = .; | 
| Ben Dooks | 9506057 | 2005-09-20 16:20:49 +0100 | [diff] [blame] | 38 | 			*(.taglist.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | 		__tagtable_end = .; | 
 | 40 | 		. = ALIGN(16); | 
 | 41 | 		__setup_start = .; | 
 | 42 | 			*(.init.setup) | 
 | 43 | 		__setup_end = .; | 
 | 44 | 		__early_begin = .; | 
| Ben Dooks | bfe6815 | 2005-09-20 16:25:12 +0100 | [diff] [blame] | 45 | 			*(.early_param.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | 		__early_end = .; | 
 | 47 | 		__initcall_start = .; | 
| Andrew Morton | 61ce1ef | 2006-10-27 11:41:44 -0700 | [diff] [blame] | 48 | 			INITCALLS | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | 		__initcall_end = .; | 
 | 50 | 		__con_initcall_start = .; | 
 | 51 | 			*(.con_initcall.init) | 
 | 52 | 		__con_initcall_end = .; | 
 | 53 | 		__security_initcall_start = .; | 
 | 54 | 			*(.security_initcall.init) | 
 | 55 | 		__security_initcall_end = .; | 
 | 56 | 		. = ALIGN(32); | 
 | 57 | 		__initramfs_start = .; | 
 | 58 | 			usr/built-in.o(.init.ramfs) | 
 | 59 | 		__initramfs_end = .; | 
 | 60 | 		. = ALIGN(64); | 
 | 61 | 		__per_cpu_start = .; | 
 | 62 | 			*(.data.percpu) | 
 | 63 | 		__per_cpu_end = .; | 
 | 64 | #ifndef CONFIG_XIP_KERNEL | 
 | 65 | 		__init_begin = _stext; | 
 | 66 | 		*(.init.data) | 
 | 67 | 		. = ALIGN(4096); | 
 | 68 | 		__init_end = .; | 
 | 69 | #endif | 
 | 70 | 	} | 
 | 71 |  | 
 | 72 | 	/DISCARD/ : {			/* Exit code and data		*/ | 
 | 73 | 		*(.exit.text) | 
 | 74 | 		*(.exit.data) | 
 | 75 | 		*(.exitcall.exit) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 76 | #ifndef CONFIG_MMU | 
 | 77 | 		*(.fixup) | 
 | 78 | 		*(__ex_table) | 
 | 79 | #endif | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | 	} | 
 | 81 |  | 
 | 82 | 	.text : {			/* Real text segment		*/ | 
 | 83 | 		_text = .;		/* Text and read-only data	*/ | 
 | 84 | 			*(.text) | 
 | 85 | 			SCHED_TEXT | 
 | 86 | 			LOCK_TEXT | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 87 | #ifdef CONFIG_MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | 			*(.fixup) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 89 | #endif | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 90 | 			*(.gnu.warning) | 
 | 91 | 			*(.rodata) | 
 | 92 | 			*(.rodata.*) | 
 | 93 | 			*(.glue_7) | 
 | 94 | 			*(.glue_7t) | 
 | 95 | 		*(.got)			/* Global offset table		*/ | 
 | 96 | 	} | 
 | 97 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | 	RODATA | 
 | 99 |  | 
 | 100 | 	_etext = .;			/* End of text and rodata section */ | 
 | 101 |  | 
 | 102 | #ifdef CONFIG_XIP_KERNEL | 
 | 103 | 	__data_loc = ALIGN(4);		/* location in binary */ | 
| Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 104 | 	. = PAGE_OFFSET + TEXT_OFFSET; | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 105 | #else | 
| Russell King | 4f7a181 | 2005-05-05 13:11:00 +0100 | [diff] [blame] | 106 | 	. = ALIGN(THREAD_SIZE); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 107 | 	__data_loc = .; | 
 | 108 | #endif | 
 | 109 |  | 
 | 110 | 	.data : AT(__data_loc) { | 
 | 111 | 		__data_start = .;	/* address in memory */ | 
 | 112 |  | 
 | 113 | 		/* | 
 | 114 | 		 * first, the init task union, aligned | 
 | 115 | 		 * to an 8192 byte boundary. | 
 | 116 | 		 */ | 
 | 117 | 		*(.init.task) | 
 | 118 |  | 
 | 119 | #ifdef CONFIG_XIP_KERNEL | 
 | 120 | 		. = ALIGN(4096); | 
 | 121 | 		__init_begin = .; | 
 | 122 | 		*(.init.data) | 
 | 123 | 		. = ALIGN(4096); | 
 | 124 | 		__init_end = .; | 
 | 125 | #endif | 
 | 126 |  | 
 | 127 | 		. = ALIGN(4096); | 
 | 128 | 		__nosave_begin = .; | 
 | 129 | 		*(.data.nosave) | 
 | 130 | 		. = ALIGN(4096); | 
 | 131 | 		__nosave_end = .; | 
 | 132 |  | 
 | 133 | 		/* | 
 | 134 | 		 * then the cacheline aligned data | 
 | 135 | 		 */ | 
 | 136 | 		. = ALIGN(32); | 
 | 137 | 		*(.data.cacheline_aligned) | 
 | 138 |  | 
 | 139 | 		/* | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 140 | 		 * The exception fixup table (might need resorting at runtime) | 
 | 141 | 		 */ | 
 | 142 | 		. = ALIGN(32); | 
 | 143 | 		__start___ex_table = .; | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 144 | #ifdef CONFIG_MMU | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 145 | 		*(__ex_table) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 146 | #endif | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 147 | 		__stop___ex_table = .; | 
 | 148 |  | 
 | 149 | 		/* | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 150 | 		 * and the usual data section | 
 | 151 | 		 */ | 
 | 152 | 		*(.data) | 
 | 153 | 		CONSTRUCTORS | 
 | 154 |  | 
 | 155 | 		_edata = .; | 
 | 156 | 	} | 
 | 157 |  | 
 | 158 | 	.bss : { | 
 | 159 | 		__bss_start = .;	/* BSS				*/ | 
 | 160 | 		*(.bss) | 
 | 161 | 		*(COMMON) | 
 | 162 | 		_end = .; | 
 | 163 | 	} | 
 | 164 | 					/* Stabs debugging sections.	*/ | 
 | 165 | 	.stab 0 : { *(.stab) } | 
 | 166 | 	.stabstr 0 : { *(.stabstr) } | 
 | 167 | 	.stab.excl 0 : { *(.stab.excl) } | 
 | 168 | 	.stab.exclstr 0 : { *(.stab.exclstr) } | 
 | 169 | 	.stab.index 0 : { *(.stab.index) } | 
 | 170 | 	.stab.indexstr 0 : { *(.stab.indexstr) } | 
 | 171 | 	.comment 0 : { *(.comment) } | 
 | 172 | } | 
 | 173 |  | 
| Russell King | 728f5c0 | 2005-11-17 16:43:14 +0000 | [diff] [blame] | 174 | /* | 
 | 175 |  * These must never be empty | 
 | 176 |  * If you have to comment these two assert statements out, your | 
 | 177 |  * binutils is too old (for other reasons as well) | 
 | 178 |  */ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 179 | ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") | 
 | 180 | ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") |