diff options
Diffstat (limited to 'arch/x86/kernel/vmlinux_64.lds.S')
-rw-r--r-- | arch/x86/kernel/vmlinux_64.lds.S | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S deleted file mode 100644 index c8742507b03..00000000000 --- a/arch/x86/kernel/vmlinux_64.lds.S +++ /dev/null | |||
@@ -1,298 +0,0 @@ | |||
1 | /* ld script to make x86-64 Linux kernel | ||
2 | * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>; | ||
3 | */ | ||
4 | |||
5 | #define LOAD_OFFSET __START_KERNEL_map | ||
6 | |||
7 | #include <asm-generic/vmlinux.lds.h> | ||
8 | #include <asm/asm-offsets.h> | ||
9 | #include <asm/page_types.h> | ||
10 | |||
11 | #undef i386 /* in case the preprocessor is a 32bit one */ | ||
12 | |||
13 | OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64") | ||
14 | OUTPUT_ARCH(i386:x86-64) | ||
15 | ENTRY(phys_startup_64) | ||
16 | jiffies_64 = jiffies; | ||
17 | PHDRS { | ||
18 | text PT_LOAD FLAGS(5); /* R_E */ | ||
19 | data PT_LOAD FLAGS(7); /* RWE */ | ||
20 | user PT_LOAD FLAGS(7); /* RWE */ | ||
21 | data.init PT_LOAD FLAGS(7); /* RWE */ | ||
22 | #ifdef CONFIG_SMP | ||
23 | percpu PT_LOAD FLAGS(7); /* RWE */ | ||
24 | #endif | ||
25 | data.init2 PT_LOAD FLAGS(7); /* RWE */ | ||
26 | note PT_NOTE FLAGS(0); /* ___ */ | ||
27 | } | ||
28 | SECTIONS | ||
29 | { | ||
30 | . = __START_KERNEL; | ||
31 | phys_startup_64 = startup_64 - LOAD_OFFSET; | ||
32 | .text : AT(ADDR(.text) - LOAD_OFFSET) { | ||
33 | _text = .; /* Text and read-only data */ | ||
34 | /* First the code that has to be first for bootstrapping */ | ||
35 | *(.text.head) | ||
36 | _stext = .; | ||
37 | /* Then the rest */ | ||
38 | TEXT_TEXT | ||
39 | SCHED_TEXT | ||
40 | LOCK_TEXT | ||
41 | KPROBES_TEXT | ||
42 | IRQENTRY_TEXT | ||
43 | *(.fixup) | ||
44 | *(.gnu.warning) | ||
45 | _etext = .; /* End of text section */ | ||
46 | } :text = 0x9090 | ||
47 | |||
48 | NOTES :text :note | ||
49 | |||
50 | . = ALIGN(16); /* Exception table */ | ||
51 | __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { | ||
52 | __start___ex_table = .; | ||
53 | *(__ex_table) | ||
54 | __stop___ex_table = .; | ||
55 | } :text = 0x9090 | ||
56 | |||
57 | RODATA | ||
58 | |||
59 | . = ALIGN(PAGE_SIZE); /* Align data segment to page size boundary */ | ||
60 | /* Data */ | ||
61 | .data : AT(ADDR(.data) - LOAD_OFFSET) { | ||
62 | DATA_DATA | ||
63 | CONSTRUCTORS | ||
64 | _edata = .; /* End of data section */ | ||
65 | } :data | ||
66 | |||
67 | |||
68 | .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) { | ||
69 | . = ALIGN(PAGE_SIZE); | ||
70 | . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); | ||
71 | *(.data.cacheline_aligned) | ||
72 | } | ||
73 | . = ALIGN(CONFIG_X86_INTERNODE_CACHE_BYTES); | ||
74 | .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) { | ||
75 | *(.data.read_mostly) | ||
76 | } | ||
77 | |||
78 | #define VSYSCALL_ADDR (-10*1024*1024) | ||
79 | #define VSYSCALL_PHYS_ADDR ((LOADADDR(.data.read_mostly) + SIZEOF(.data.read_mostly) + 4095) & ~(4095)) | ||
80 | #define VSYSCALL_VIRT_ADDR ((ADDR(.data.read_mostly) + SIZEOF(.data.read_mostly) + 4095) & ~(4095)) | ||
81 | |||
82 | #define VLOAD_OFFSET (VSYSCALL_ADDR - VSYSCALL_PHYS_ADDR) | ||
83 | #define VLOAD(x) (ADDR(x) - VLOAD_OFFSET) | ||
84 | |||
85 | #define VVIRT_OFFSET (VSYSCALL_ADDR - VSYSCALL_VIRT_ADDR) | ||
86 | #define VVIRT(x) (ADDR(x) - VVIRT_OFFSET) | ||
87 | |||
88 | . = VSYSCALL_ADDR; | ||
89 | .vsyscall_0 : AT(VSYSCALL_PHYS_ADDR) { *(.vsyscall_0) } :user | ||
90 | __vsyscall_0 = VSYSCALL_VIRT_ADDR; | ||
91 | |||
92 | . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); | ||
93 | .vsyscall_fn : AT(VLOAD(.vsyscall_fn)) { *(.vsyscall_fn) } | ||
94 | . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); | ||
95 | .vsyscall_gtod_data : AT(VLOAD(.vsyscall_gtod_data)) | ||
96 | { *(.vsyscall_gtod_data) } | ||
97 | vsyscall_gtod_data = VVIRT(.vsyscall_gtod_data); | ||
98 | .vsyscall_clock : AT(VLOAD(.vsyscall_clock)) | ||
99 | { *(.vsyscall_clock) } | ||
100 | vsyscall_clock = VVIRT(.vsyscall_clock); | ||
101 | |||
102 | |||
103 | .vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1)) | ||
104 | { *(.vsyscall_1) } | ||
105 | .vsyscall_2 ADDR(.vsyscall_0) + 2048: AT(VLOAD(.vsyscall_2)) | ||
106 | { *(.vsyscall_2) } | ||
107 | |||
108 | .vgetcpu_mode : AT(VLOAD(.vgetcpu_mode)) { *(.vgetcpu_mode) } | ||
109 | vgetcpu_mode = VVIRT(.vgetcpu_mode); | ||
110 | |||
111 | . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); | ||
112 | .jiffies : AT(VLOAD(.jiffies)) { *(.jiffies) } | ||
113 | jiffies = VVIRT(.jiffies); | ||
114 | |||
115 | .vsyscall_3 ADDR(.vsyscall_0) + 3072: AT(VLOAD(.vsyscall_3)) | ||
116 | { *(.vsyscall_3) } | ||
117 | |||
118 | . = VSYSCALL_VIRT_ADDR + PAGE_SIZE; | ||
119 | |||
120 | #undef VSYSCALL_ADDR | ||
121 | #undef VSYSCALL_PHYS_ADDR | ||
122 | #undef VSYSCALL_VIRT_ADDR | ||
123 | #undef VLOAD_OFFSET | ||
124 | #undef VLOAD | ||
125 | #undef VVIRT_OFFSET | ||
126 | #undef VVIRT | ||
127 | |||
128 | .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) { | ||
129 | . = ALIGN(THREAD_SIZE); /* init_task */ | ||
130 | *(.data.init_task) | ||
131 | }:data.init | ||
132 | |||
133 | .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) { | ||
134 | . = ALIGN(PAGE_SIZE); | ||
135 | *(.data.page_aligned) | ||
136 | } | ||
137 | |||
138 | .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) { | ||
139 | /* might get freed after init */ | ||
140 | . = ALIGN(PAGE_SIZE); | ||
141 | __smp_alt_begin = .; | ||
142 | __smp_locks = .; | ||
143 | *(.smp_locks) | ||
144 | __smp_locks_end = .; | ||
145 | . = ALIGN(PAGE_SIZE); | ||
146 | __smp_alt_end = .; | ||
147 | } | ||
148 | |||
149 | . = ALIGN(PAGE_SIZE); /* Init code and data */ | ||
150 | __init_begin = .; /* paired with __init_end */ | ||
151 | .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { | ||
152 | _sinittext = .; | ||
153 | INIT_TEXT | ||
154 | _einittext = .; | ||
155 | } | ||
156 | .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { | ||
157 | __initdata_begin = .; | ||
158 | INIT_DATA | ||
159 | __initdata_end = .; | ||
160 | } | ||
161 | |||
162 | .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { | ||
163 | . = ALIGN(16); | ||
164 | __setup_start = .; | ||
165 | *(.init.setup) | ||
166 | __setup_end = .; | ||
167 | } | ||
168 | .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) { | ||
169 | __initcall_start = .; | ||
170 | INITCALLS | ||
171 | __initcall_end = .; | ||
172 | } | ||
173 | .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { | ||
174 | __con_initcall_start = .; | ||
175 | *(.con_initcall.init) | ||
176 | __con_initcall_end = .; | ||
177 | } | ||
178 | .x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) { | ||
179 | __x86_cpu_dev_start = .; | ||
180 | *(.x86_cpu_dev.init) | ||
181 | __x86_cpu_dev_end = .; | ||
182 | } | ||
183 | SECURITY_INIT | ||
184 | |||
185 | . = ALIGN(8); | ||
186 | .parainstructions : AT(ADDR(.parainstructions) - LOAD_OFFSET) { | ||
187 | __parainstructions = .; | ||
188 | *(.parainstructions) | ||
189 | __parainstructions_end = .; | ||
190 | } | ||
191 | |||
192 | .altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) { | ||
193 | . = ALIGN(8); | ||
194 | __alt_instructions = .; | ||
195 | *(.altinstructions) | ||
196 | __alt_instructions_end = .; | ||
197 | } | ||
198 | .altinstr_replacement : AT(ADDR(.altinstr_replacement) - LOAD_OFFSET) { | ||
199 | *(.altinstr_replacement) | ||
200 | } | ||
201 | /* .exit.text is discard at runtime, not link time, to deal with references | ||
202 | from .altinstructions and .eh_frame */ | ||
203 | .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { | ||
204 | EXIT_TEXT | ||
205 | } | ||
206 | .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { | ||
207 | EXIT_DATA | ||
208 | } | ||
209 | |||
210 | #ifdef CONFIG_BLK_DEV_INITRD | ||
211 | . = ALIGN(PAGE_SIZE); | ||
212 | .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { | ||
213 | __initramfs_start = .; | ||
214 | *(.init.ramfs) | ||
215 | __initramfs_end = .; | ||
216 | } | ||
217 | #endif | ||
218 | |||
219 | #ifdef CONFIG_SMP | ||
220 | /* | ||
221 | * percpu offsets are zero-based on SMP. PERCPU_VADDR() changes the | ||
222 | * output PHDR, so the next output section - __data_nosave - should | ||
223 | * start another section data.init2. Also, pda should be at the head of | ||
224 | * percpu area. Preallocate it and define the percpu offset symbol | ||
225 | * so that it can be accessed as a percpu variable. | ||
226 | */ | ||
227 | . = ALIGN(PAGE_SIZE); | ||
228 | PERCPU_VADDR(0, :percpu) | ||
229 | #else | ||
230 | PERCPU(PAGE_SIZE) | ||
231 | #endif | ||
232 | |||
233 | . = ALIGN(PAGE_SIZE); | ||
234 | __init_end = .; | ||
235 | |||
236 | .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { | ||
237 | . = ALIGN(PAGE_SIZE); | ||
238 | __nosave_begin = .; | ||
239 | *(.data.nosave) | ||
240 | . = ALIGN(PAGE_SIZE); | ||
241 | __nosave_end = .; | ||
242 | } :data.init2 /* use another section data.init2, see PERCPU_VADDR() above */ | ||
243 | |||
244 | .bss : AT(ADDR(.bss) - LOAD_OFFSET) { | ||
245 | . = ALIGN(PAGE_SIZE); | ||
246 | __bss_start = .; /* BSS */ | ||
247 | *(.bss.page_aligned) | ||
248 | *(.bss) | ||
249 | __bss_stop = .; | ||
250 | } | ||
251 | |||
252 | .brk : AT(ADDR(.brk) - LOAD_OFFSET) { | ||
253 | . = ALIGN(PAGE_SIZE); | ||
254 | __brk_base = . ; | ||
255 | . += 64 * 1024 ; /* 64k alignment slop space */ | ||
256 | *(.brk_reservation) /* areas brk users have reserved */ | ||
257 | __brk_limit = . ; | ||
258 | } | ||
259 | |||
260 | _end = . ; | ||
261 | |||
262 | /* Sections to be discarded */ | ||
263 | /DISCARD/ : { | ||
264 | *(.exitcall.exit) | ||
265 | *(.eh_frame) | ||
266 | *(.discard) | ||
267 | } | ||
268 | |||
269 | STABS_DEBUG | ||
270 | |||
271 | DWARF_DEBUG | ||
272 | } | ||
273 | |||
274 | /* | ||
275 | * Per-cpu symbols which need to be offset from __per_cpu_load | ||
276 | * for the boot processor. | ||
277 | */ | ||
278 | #define INIT_PER_CPU(x) init_per_cpu__##x = per_cpu__##x + __per_cpu_load | ||
279 | INIT_PER_CPU(gdt_page); | ||
280 | INIT_PER_CPU(irq_stack_union); | ||
281 | |||
282 | /* | ||
283 | * Build-time check on the image size: | ||
284 | */ | ||
285 | ASSERT((_end - _text <= KERNEL_IMAGE_SIZE), | ||
286 | "kernel image bigger than KERNEL_IMAGE_SIZE") | ||
287 | |||
288 | #ifdef CONFIG_SMP | ||
289 | ASSERT((per_cpu__irq_stack_union == 0), | ||
290 | "irq_stack_union is not at start of per-cpu area"); | ||
291 | #endif | ||
292 | |||
293 | #ifdef CONFIG_KEXEC | ||
294 | #include <asm/kexec.h> | ||
295 | |||
296 | ASSERT(kexec_control_code_size <= KEXEC_CONTROL_CODE_MAX_SIZE, | ||
297 | "kexec control code size is too big") | ||
298 | #endif | ||