| 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 | 
| Russell King | 08fdffd | 2007-05-08 15:15:45 +0100 | [diff] [blame] | 26 | .text.head : { | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | _stext = .; | 
| Russell King | 08fdffd | 2007-05-08 15:15:45 +0100 | [diff] [blame] | 28 | _sinittext = .; | 
|  | 29 | *(.text.head) | 
|  | 30 | } | 
|  | 31 |  | 
|  | 32 | .init : {			/* Init code and data		*/ | 
| Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 33 | INIT_TEXT | 
| Russell King | 08fdffd | 2007-05-08 15:15:45 +0100 | [diff] [blame] | 34 | _einittext = .; | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | __proc_info_begin = .; | 
| Ben Dooks | 02b7dd1 | 2005-09-20 16:35:03 +0100 | [diff] [blame] | 36 | *(.proc.info.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | __proc_info_end = .; | 
|  | 38 | __arch_info_begin = .; | 
| Ben Dooks | 9d0fd1e | 2005-09-20 16:45:20 +0100 | [diff] [blame] | 39 | *(.arch.info.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | __arch_info_end = .; | 
|  | 41 | __tagtable_begin = .; | 
| Ben Dooks | 9506057 | 2005-09-20 16:20:49 +0100 | [diff] [blame] | 42 | *(.taglist.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | __tagtable_end = .; | 
|  | 44 | . = ALIGN(16); | 
|  | 45 | __setup_start = .; | 
|  | 46 | *(.init.setup) | 
|  | 47 | __setup_end = .; | 
|  | 48 | __early_begin = .; | 
| Ben Dooks | bfe6815 | 2005-09-20 16:25:12 +0100 | [diff] [blame] | 49 | *(.early_param.init) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | __early_end = .; | 
|  | 51 | __initcall_start = .; | 
| Andrew Morton | 61ce1ef | 2006-10-27 11:41:44 -0700 | [diff] [blame] | 52 | INITCALLS | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | __initcall_end = .; | 
|  | 54 | __con_initcall_start = .; | 
|  | 55 | *(.con_initcall.init) | 
|  | 56 | __con_initcall_end = .; | 
|  | 57 | __security_initcall_start = .; | 
|  | 58 | *(.security_initcall.init) | 
|  | 59 | __security_initcall_end = .; | 
| Jean-Paul Saman | 67d3822 | 2007-02-10 01:44:44 -0800 | [diff] [blame] | 60 | #ifdef CONFIG_BLK_DEV_INITRD | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | . = ALIGN(32); | 
|  | 62 | __initramfs_start = .; | 
|  | 63 | usr/built-in.o(.init.ramfs) | 
|  | 64 | __initramfs_end = .; | 
| Jean-Paul Saman | 67d3822 | 2007-02-10 01:44:44 -0800 | [diff] [blame] | 65 | #endif | 
| Jeremy Fitzhardinge | b6e3590 | 2007-05-02 19:27:12 +0200 | [diff] [blame] | 66 | . = ALIGN(4096); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 67 | __per_cpu_start = .; | 
|  | 68 | *(.data.percpu) | 
| Fenghua Yu | 5fb7dc3 | 2007-07-19 01:48:12 -0700 | [diff] [blame] | 69 | *(.data.percpu.shared_aligned) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | __per_cpu_end = .; | 
|  | 71 | #ifndef CONFIG_XIP_KERNEL | 
|  | 72 | __init_begin = _stext; | 
| Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 73 | INIT_DATA | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | . = ALIGN(4096); | 
|  | 75 | __init_end = .; | 
|  | 76 | #endif | 
|  | 77 | } | 
|  | 78 |  | 
|  | 79 | /DISCARD/ : {			/* Exit code and data		*/ | 
| Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 80 | EXIT_TEXT | 
|  | 81 | EXIT_DATA | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | *(.exitcall.exit) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 83 | #ifndef CONFIG_MMU | 
|  | 84 | *(.fixup) | 
|  | 85 | *(__ex_table) | 
|  | 86 | #endif | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | } | 
|  | 88 |  | 
|  | 89 | .text : {			/* Real text segment		*/ | 
|  | 90 | _text = .;		/* Text and read-only data	*/ | 
| Russell King | 7ab3f8d | 2007-03-02 15:01:36 +0000 | [diff] [blame] | 91 | __exception_text_start = .; | 
|  | 92 | *(.exception.text) | 
|  | 93 | __exception_text_end = .; | 
| Sam Ravnborg | 7664709 | 2007-05-13 00:31:33 +0200 | [diff] [blame] | 94 | TEXT_TEXT | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | SCHED_TEXT | 
|  | 96 | LOCK_TEXT | 
| Nicolas Pitre | 785d3cd | 2007-12-03 15:27:56 -0500 | [diff] [blame] | 97 | KPROBES_TEXT | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 98 | #ifdef CONFIG_MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 99 | *(.fixup) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 100 | #endif | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | *(.gnu.warning) | 
|  | 102 | *(.rodata) | 
|  | 103 | *(.rodata.*) | 
|  | 104 | *(.glue_7) | 
|  | 105 | *(.glue_7t) | 
|  | 106 | *(.got)			/* Global offset table		*/ | 
|  | 107 | } | 
|  | 108 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | RODATA | 
|  | 110 |  | 
|  | 111 | _etext = .;			/* End of text and rodata section */ | 
|  | 112 |  | 
|  | 113 | #ifdef CONFIG_XIP_KERNEL | 
|  | 114 | __data_loc = ALIGN(4);		/* location in binary */ | 
| Russell King | 9d4f13e | 2006-01-03 17:28:33 +0000 | [diff] [blame] | 115 | . = PAGE_OFFSET + TEXT_OFFSET; | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | #else | 
| Russell King | 4f7a181 | 2005-05-05 13:11:00 +0100 | [diff] [blame] | 117 | . = ALIGN(THREAD_SIZE); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | __data_loc = .; | 
|  | 119 | #endif | 
|  | 120 |  | 
|  | 121 | .data : AT(__data_loc) { | 
|  | 122 | __data_start = .;	/* address in memory */ | 
|  | 123 |  | 
|  | 124 | /* | 
|  | 125 | * first, the init task union, aligned | 
|  | 126 | * to an 8192 byte boundary. | 
|  | 127 | */ | 
| Russell King | 4efb448 | 2007-05-08 12:39:37 +0100 | [diff] [blame] | 128 | *(.data.init_task) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 |  | 
|  | 130 | #ifdef CONFIG_XIP_KERNEL | 
|  | 131 | . = ALIGN(4096); | 
|  | 132 | __init_begin = .; | 
| Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 133 | INIT_DATA | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | . = ALIGN(4096); | 
|  | 135 | __init_end = .; | 
|  | 136 | #endif | 
|  | 137 |  | 
|  | 138 | . = ALIGN(4096); | 
|  | 139 | __nosave_begin = .; | 
|  | 140 | *(.data.nosave) | 
|  | 141 | . = ALIGN(4096); | 
|  | 142 | __nosave_end = .; | 
|  | 143 |  | 
|  | 144 | /* | 
|  | 145 | * then the cacheline aligned data | 
|  | 146 | */ | 
|  | 147 | . = ALIGN(32); | 
|  | 148 | *(.data.cacheline_aligned) | 
|  | 149 |  | 
|  | 150 | /* | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 151 | * The exception fixup table (might need resorting at runtime) | 
|  | 152 | */ | 
|  | 153 | . = ALIGN(32); | 
|  | 154 | __start___ex_table = .; | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 155 | #ifdef CONFIG_MMU | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 156 | *(__ex_table) | 
| Russell King | 9641c7c | 2006-06-21 20:38:17 +0100 | [diff] [blame] | 157 | #endif | 
| Nicolas Pitre | 13b1f64 | 2005-10-13 22:04:37 +0100 | [diff] [blame] | 158 | __stop___ex_table = .; | 
|  | 159 |  | 
|  | 160 | /* | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 161 | * and the usual data section | 
|  | 162 | */ | 
| Sam Ravnborg | ca96725 | 2007-05-17 13:38:44 +0200 | [diff] [blame] | 163 | DATA_DATA | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 164 | CONSTRUCTORS | 
|  | 165 |  | 
|  | 166 | _edata = .; | 
|  | 167 | } | 
| Nicolas Pitre | e98ff7f | 2007-02-22 16:18:09 +0100 | [diff] [blame] | 168 | _edata_loc = __data_loc + SIZEOF(.data); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 |  | 
|  | 170 | .bss : { | 
|  | 171 | __bss_start = .;	/* BSS				*/ | 
|  | 172 | *(.bss) | 
|  | 173 | *(COMMON) | 
|  | 174 | _end = .; | 
|  | 175 | } | 
|  | 176 | /* Stabs debugging sections.	*/ | 
|  | 177 | .stab 0 : { *(.stab) } | 
|  | 178 | .stabstr 0 : { *(.stabstr) } | 
|  | 179 | .stab.excl 0 : { *(.stab.excl) } | 
|  | 180 | .stab.exclstr 0 : { *(.stab.exclstr) } | 
|  | 181 | .stab.index 0 : { *(.stab.index) } | 
|  | 182 | .stab.indexstr 0 : { *(.stab.indexstr) } | 
|  | 183 | .comment 0 : { *(.comment) } | 
|  | 184 | } | 
|  | 185 |  | 
| Russell King | 728f5c0 | 2005-11-17 16:43:14 +0000 | [diff] [blame] | 186 | /* | 
|  | 187 | * These must never be empty | 
|  | 188 | * If you have to comment these two assert statements out, your | 
|  | 189 | * binutils is too old (for other reasons as well) | 
|  | 190 | */ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 191 | ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") | 
|  | 192 | ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") |