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1 | /** Xen32 linker script |
1 | /** Xen32 linker script |
2 | * |
- | |
3 | * umapped section: |
- | |
4 | * kernel text |
- | |
5 | * kernel data |
- | |
6 | * mapped section: |
- | |
7 | * kernel text |
- | |
8 | * kernel data |
- | |
9 | */ |
2 | */ |
10 | 3 | ||
11 | #define __ASM__ |
4 | #define __ASM__ |
12 | #include <arch/boot/boot.h> |
5 | #include <arch/boot/boot.h> |
13 | #include <arch/mm/page.h> |
6 | #include <arch/mm/page.h> |
14 | 7 | ||
15 | SECTIONS { |
8 | SECTIONS { |
16 | .unmapped BOOT_OFFSET: AT (0) { |
- | |
17 | unmapped_ktext_start = .; |
- | |
18 | *(K_TEXT_START); |
- | |
19 | unmapped_ktext_end = .; |
9 | __xen_guest : { |
20 | - | ||
21 | unmapped_kdata_start = .; |
- | |
22 | *(K_DATA_START); |
10 | *(__xen_guest); |
23 | unmapped_kdata_end = .; |
- | |
24 | } |
11 | } |
25 | 12 | ||
26 | .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)): AT (SIZEOF(.unmapped)) { |
13 | .image PA2KA(0): { |
27 | ktext_start = .; |
14 | ktext_start = .; |
28 | *(.text); |
15 | *(.text); |
29 | ktext_end = .; |
16 | ktext_end = .; |
30 | 17 | ||
31 | kdata_start = .; |
18 | kdata_start = .; |
32 | *(.data); /* initialized data */ |
19 | *(.data); /* initialized data */ |
33 | *(.rodata*); /* string literals */ |
20 | *(.rodata*); /* string literals */ |
34 | *(COMMON); /* global variables */ |
21 | *(COMMON); /* global variables */ |
35 | hardcoded_load_address = .; |
22 | hardcoded_load_address = .; |
36 | LONG(PA2KA(BOOT_OFFSET)); |
23 | LONG(PA2KA(0)); |
37 | hardcoded_ktext_size = .; |
24 | hardcoded_ktext_size = .; |
38 | LONG((ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start)); |
25 | LONG(ktext_end - ktext_start); |
39 | hardcoded_kdata_size = .; |
26 | hardcoded_kdata_size = .; |
40 | LONG((kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start)); |
- | |
41 | hardcoded_unmapped_ktext_size = .; |
- | |
42 | LONG(unmapped_ktext_end - unmapped_ktext_start); |
- | |
43 | hardcoded_unmapped_kdata_size = .; |
- | |
44 | LONG(unmapped_kdata_end - unmapped_kdata_start); |
27 | LONG(kdata_end - kdata_start); |
45 | symbol_table = .; |
28 | symbol_table = .; |
46 | *(symtab.*); /* Symbol table, must be LAST symbol! */ |
29 | *(symtab.*); /* Symbol table, must be LAST symbol! */ |
47 | *(.bss); /* uninitialized static variables */ |
30 | *(.bss); /* uninitialized static variables */ |
48 | kdata_end = .; |
31 | kdata_end = .; |
49 | } |
32 | } |
50 | - | ||
51 | __xen_guest(0): AT (SIZEOF(.unmapped)+SIZEOF(.mapped)) { |
- | |
52 | *(__xen_guest); |
- | |
53 | } |
- | |
54 | 33 | ||
55 | /DISCARD/ : { |
34 | /DISCARD/ : { |
56 | *(.note.GNU-stack); |
35 | *(.note.GNU-stack); |
57 | *(.comment); |
36 | *(.comment); |
58 | } |
37 | } |
59 | - | ||
60 | #ifdef CONFIG_SMP |
- | |
61 | - | ||
62 | _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start); |
- | |
63 | ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET; |
- | |
64 | ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET; |
- | |
65 | protected_ap_gdtr = PA2KA(ap_gdtr); |
- | |
66 | - | ||
67 | #endif /* CONFIG_SMP */ |
- | |
68 | - | ||
69 | } |
38 | } |