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 __tracedata_start = .;
42 .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) {
48 .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */
55 .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { *(.data.nosave) }
60 .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
65 .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
66 *(.data.cacheline_aligned)
69 /* rarely changed data like cpu maps */
71 .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) { *(.data.read_mostly) }
72 _edata = .; /* End of data section */
74 . = ALIGN(THREAD_SIZE); /* init_task */
75 .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
79 /* might get freed after init */
82 __smp_alt_instructions = .;
83 .smp_altinstructions : AT(ADDR(.smp_altinstructions) - LOAD_OFFSET) {
84 *(.smp_altinstructions)
86 __smp_alt_instructions_end = .;
89 .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {
93 .smp_altinstr_replacement : AT(ADDR(.smp_altinstr_replacement) - LOAD_OFFSET) {
94 *(.smp_altinstr_replacement)
99 /* will be freed after init */
100 . = ALIGN(4096); /* Init code and data */
102 .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
107 .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { *(.init.data) }
110 .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { *(.init.setup) }
112 __initcall_start = .;
113 .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {
123 __con_initcall_start = .;
124 .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
125 *(.con_initcall.init)
127 __con_initcall_end = .;
130 __alt_instructions = .;
131 .altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) {
134 __alt_instructions_end = .;
135 .altinstr_replacement : AT(ADDR(.altinstr_replacement) - LOAD_OFFSET) {
136 *(.altinstr_replacement)
138 /* .exit.text is discard at runtime, not link time, to deal with references
139 from .altinstructions and .eh_frame */
140 .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }
141 .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }
143 __initramfs_start = .;
144 .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { *(.init.ramfs) }
146 . = ALIGN(L1_CACHE_BYTES);
148 .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { *(.data.percpu) }
152 /* freed after init ends here */
154 __bss_start = .; /* BSS */
155 .bss.page_aligned : AT(ADDR(.bss.page_aligned) - LOAD_OFFSET) {
158 .bss : AT(ADDR(.bss) - LOAD_OFFSET) {
166 /* This is where the kernel creates the early boot page tables */
170 /* Sections to be discarded */