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Ralf Baechledbee90b2006-02-02 14:31:16 +00001#include <asm/asm-offsets.h>
Nelson Elhagea0b54e22009-07-31 16:58:18 -04002#include <asm/page.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07003#include <asm-generic/vmlinux.lds.h>
4
Ralf Baechle41c594a2006-04-05 09:45:45 +01005#undef mips
Linus Torvalds1da177e2005-04-16 15:20:36 -07006#define mips mips
7OUTPUT_ARCH(mips)
8ENTRY(kernel_entry)
Ralf Baechle603bb992007-10-14 22:49:01 +01009PHDRS {
10 text PT_LOAD FLAGS(7); /* RWX */
11 note PT_NOTE FLAGS(4); /* R__ */
12}
Sam Ravnborg51b563f2009-09-20 12:28:22 +020013
Manuel Laussd71789b2009-09-24 21:44:24 +020014#ifdef CONFIG_32BIT
15 #ifdef CONFIG_CPU_LITTLE_ENDIAN
Sam Ravnborg51b563f2009-09-20 12:28:22 +020016 jiffies = jiffies_64;
Manuel Laussd71789b2009-09-24 21:44:24 +020017 #else
Sam Ravnborg51b563f2009-09-20 12:28:22 +020018 jiffies = jiffies_64 + 4;
Manuel Laussd71789b2009-09-24 21:44:24 +020019 #endif
20#else
Sam Ravnborg51b563f2009-09-20 12:28:22 +020021 jiffies = jiffies_64;
Manuel Laussd71789b2009-09-24 21:44:24 +020022#endif
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020023
Linus Torvalds1da177e2005-04-16 15:20:36 -070024SECTIONS
25{
26#ifdef CONFIG_BOOT_ELF64
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020027 /* Read-only sections, merged into text segment: */
28 /* . = 0xc000000000000000; */
Linus Torvalds1da177e2005-04-16 15:20:36 -070029
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020030 /* This is the value for an Origin kernel, taken from an IRIX kernel. */
31 /* . = 0xc00000000001c000; */
Linus Torvalds1da177e2005-04-16 15:20:36 -070032
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020033 /* Set the vaddr for the text segment to a value
34 * >= 0xa800 0000 0001 9000 if no symmon is going to configured
35 * >= 0xa800 0000 0030 0000 otherwise
36 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070037
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020038 /* . = 0xa800000000300000; */
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020039 . = 0xffffffff80300000;
Linus Torvalds1da177e2005-04-16 15:20:36 -070040#endif
Sam Ravnborg51b563f2009-09-20 12:28:22 +020041 . = VMLINUX_LOAD_ADDRESS;
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020042 /* read-only */
43 _text = .; /* Text and read-only data */
44 .text : {
45 TEXT_TEXT
46 SCHED_TEXT
47 LOCK_TEXT
Ralf Baechlef70fd1b2007-10-14 22:50:05 +010048 KPROBES_TEXT
Wu Zhangjin8f99a162009-11-20 20:34:33 +080049 IRQENTRY_TEXT
Atsushi Nemoto6b3766a2008-08-05 23:45:14 +090050 *(.text.*)
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020051 *(.fixup)
52 *(.gnu.warning)
Ralf Baechle603bb992007-10-14 22:49:01 +010053 } :text = 0
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020054 _etext = .; /* End of text section */
Linus Torvalds1da177e2005-04-16 15:20:36 -070055
Nelson Elhage6eb10bc2009-07-31 16:58:19 -040056 EXCEPTION_TABLE(16)
Linus Torvalds1da177e2005-04-16 15:20:36 -070057
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020058 /* Exception table for data bus errors */
59 __dbe_table : {
60 __start___dbe_table = .;
61 *(__dbe_table)
62 __stop___dbe_table = .;
63 }
Ralf Baechle603bb992007-10-14 22:49:01 +010064
65 NOTES :text :note
66 .dummy : { *(.dummy) } :text
67
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020068 RODATA
Linus Torvalds1da177e2005-04-16 15:20:36 -070069
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020070 /* writeable */
71 .data : { /* Data */
Franck Bui-Huu16be2432007-10-18 23:12:32 +020072 . = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */
Linus Torvalds1da177e2005-04-16 15:20:36 -070073
Nelson Elhage6eb10bc2009-07-31 16:58:19 -040074 INIT_TASK_DATA(PAGE_SIZE)
75 NOSAVE_DATA
76 CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
Franck Bui-Huu16be2432007-10-18 23:12:32 +020077 DATA_DATA
78 CONSTRUCTORS
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020079 }
80 _gp = . + 0x8000;
81 .lit8 : {
82 *(.lit8)
83 }
84 .lit4 : {
85 *(.lit4)
86 }
87 /* We want the small data sections together, so single-instruction offsets
88 can access them all, and initialized data all before uninitialized, so
89 we can shorten the on-disk segment size. */
90 .sdata : {
91 *(.sdata)
92 }
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020093 _edata = .; /* End of data section */
Linus Torvalds1da177e2005-04-16 15:20:36 -070094
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020095 /* will be freed after init */
Nelson Elhagea0b54e22009-07-31 16:58:18 -040096 . = ALIGN(PAGE_SIZE); /* Init code and data */
Sam Ravnborg0f5c9062007-09-15 23:35:53 +020097 __init_begin = .;
Nelson Elhage6eb10bc2009-07-31 16:58:19 -040098 INIT_TEXT_SECTION(PAGE_SIZE)
99 INIT_DATA_SECTION(16)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100
Gabor Juhos487d70d2010-11-23 16:06:25 +0100101 . = ALIGN(4);
102 .mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) {
103 __mips_machines_start = .;
104 *(.mips.machines.init)
105 __mips_machines_end = .;
106 }
107
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200108 /* .exit.text is discarded at runtime, not link time, to deal with
109 * references from .rodata
110 */
111 .exit.text : {
Sam Ravnborg01ba2bd2008-01-20 14:15:03 +0100112 EXIT_TEXT
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200113 }
114 .exit.data : {
Sam Ravnborg01ba2bd2008-01-20 14:15:03 +0100115 EXIT_DATA
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200116 }
Nelson Elhage6eb10bc2009-07-31 16:58:19 -0400117
Nelson Elhagea0b54e22009-07-31 16:58:18 -0400118 PERCPU(PAGE_SIZE)
119 . = ALIGN(PAGE_SIZE);
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200120 __init_end = .;
121 /* freed after init ends here */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
Nelson Elhage6eb10bc2009-07-31 16:58:19 -0400123 BSS_SECTION(0, 0, 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200125 _end = . ;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200127 /* These mark the ABI of the kernel for debuggers. */
128 .mdebug.abi32 : {
129 KEEP(*(.mdebug.abi32))
130 }
131 .mdebug.abi64 : {
132 KEEP(*(.mdebug.abi64))
133 }
Daniel Jacobowitz6c769882007-08-03 11:43:01 -0400134
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200135 /* This is the MIPS specific mdebug section. */
136 .mdebug : {
137 *(.mdebug)
138 }
Atsushi Nemoto78665aa2006-05-11 00:41:26 +0900139
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200140 STABS_DEBUG
141 DWARF_DEBUG
Atsushi Nemoto04b6b3b2006-05-10 15:36:04 +0900142
Sam Ravnborg0f5c9062007-09-15 23:35:53 +0200143 /* These must appear regardless of . */
144 .gptab.sdata : {
145 *(.gptab.data)
146 *(.gptab.sdata)
147 }
148 .gptab.sbss : {
149 *(.gptab.bss)
150 *(.gptab.sbss)
151 }
Tejun Heo023bf6f2009-07-09 11:27:40 +0900152
153 /* Sections to be discarded */
154 DISCARDS
155 /DISCARD/ : {
156 /* ABI crap starts here */
157 *(.MIPS.options)
158 *(.options)
159 *(.pdr)
160 *(.reginfo)
161 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162}