source: mainline/kernel/arch/amd64/_link.ld.in@ 27ab6a7

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 27ab6a7 was 11675207, checked in by jermar <jermar@…>, 17 years ago

Move everything to kernel/.
  • Property mode set to 100644
File size: 1.6 KB
Line 
1/** AMD64 linker script
2 *
3 * umapped section:
4 * kernel text
5 * kernel data
6 * mapped section:
7 * kernel text
8 * kernel data
9 */
10
11#define __ASM__
12#include <arch/boot/boot.h>
13#include <arch/mm/page.h>
14
15SECTIONS {
16 .unmapped BOOT_OFFSET: AT (0) {
17 unmapped_ktext_start = .;
18 *(K_TEXT_START);
19 unmapped_ktext_end = .;
20
21 unmapped_kdata_start = .;
22 *(K_DATA_START);
23 unmapped_kdata_end = .;
24 }
25
26 .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)) : AT (SIZEOF(.unmapped)) {
27 ktext_start = .;
28 *(.text);
29 ktext_end = .;
30
31 kdata_start = .;
32 *(.data); /* initialized data */
33 *(.rodata*); /* string literals */
34 hardcoded_load_address = .;
35 QUAD(PA2KA(BOOT_OFFSET));
36 hardcoded_ktext_size = .;
37 QUAD(ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start));
38 hardcoded_kdata_size = .;
39 QUAD(kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start));
40 hardcoded_unmapped_ktext_size = .;
41 QUAD(unmapped_ktext_end - unmapped_ktext_start);
42 hardcoded_unmapped_kdata_size = .;
43 QUAD(unmapped_kdata_end - unmapped_kdata_start);
44 *(COMMON); /* global variables */
45
46 *(.eh_frame);
47
48 symbol_table = .;
49 *(symtab.*); /* Symbol table, must be LAST symbol!*/
50
51 *(.bss); /* uninitialized static variables */
52
53 kdata_end = .;
54 }
55
56#ifdef CONFIG_SMP
57 _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start);
58 ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET;
59 ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET;
60 protected_ap_gdtr = PA2KA(ap_gdtr);
61
62#endif /* CONFIG_SMP */
63
64}
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