1 /* ld script to make i386 Linux kernel
2 * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>;
5 #define LOAD_OFFSET __PAGE_OFFSET
7 #include <asm-generic/vmlinux.lds.h>
8 #include <asm/thread_info.h>
10 #include <asm/cache.h>
12 OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
14 ENTRY(phys_startup_32)
19 phys_startup_32 = startup_32 - LOAD_OFFSET;
21 _text = .; /* Text and read-only data */
22 .text : AT(ADDR(.text) - LOAD_OFFSET) {
31 _etext = .; /* End of text section */
33 . = ALIGN(16); /* Exception table */
34 __start___ex_table = .;
35 __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { *(__ex_table) }
36 __stop___ex_table = .;
41 .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */
48 .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { *(.data.nosave) }
53 .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
58 .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
59 *(.data.cacheline_aligned)
62 /* rarely changed data like cpu maps */
64 .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) { *(.data.read_mostly) }
65 _edata = .; /* End of data section */
67 . = ALIGN(THREAD_SIZE); /* init_task */
68 .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
72 /* might get freed after init */
75 __smp_alt_instructions = .;
76 .smp_altinstructions : AT(ADDR(.smp_altinstructions) - LOAD_OFFSET) {
77 *(.smp_altinstructions)
79 __smp_alt_instructions_end = .;
82 .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {
86 .smp_altinstr_replacement : AT(ADDR(.smp_altinstr_replacement) - LOAD_OFFSET) {
87 *(.smp_altinstr_replacement)
92 /* will be freed after init */
93 . = ALIGN(4096); /* Init code and data */
95 .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
100 .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { *(.init.data) }
103 .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { *(.init.setup) }
105 __initcall_start = .;
106 .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {
116 __con_initcall_start = .;
117 .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
118 *(.con_initcall.init)
120 __con_initcall_end = .;
123 __alt_instructions = .;
124 .altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) {
127 __alt_instructions_end = .;
128 .altinstr_replacement : AT(ADDR(.altinstr_replacement) - LOAD_OFFSET) {
129 *(.altinstr_replacement)
131 /* .exit.text is discard at runtime, not link time, to deal with references
132 from .altinstructions and .eh_frame */
133 .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }
134 .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }
136 __initramfs_start = .;
137 .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { *(.init.ramfs) }
139 . = ALIGN(L1_CACHE_BYTES);
141 .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { *(.data.percpu) }
145 /* freed after init ends here */
147 __bss_start = .; /* BSS */
148 .bss.page_aligned : AT(ADDR(.bss.page_aligned) - LOAD_OFFSET) {
151 .bss : AT(ADDR(.bss) - LOAD_OFFSET) {
159 /* This is where the kernel creates the early boot page tables */
163 /* Sections to be discarded */