lfn
serial
ticket/834-toolchain-update
topic/msim-upgrade
topic/simplify-dev-export
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Last change
on this file since 9fa16b20 was de6b301, checked in by Jakub Jermar <jakub@…>, 20 years ago |
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Basic support for loading ELF object files.
ia64, amd64, ia32 working.
mips32 requires some attention.
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-
Property mode
set to
100644
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File size:
1.6 KB
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| [c245372b] | 1 | /** AMD64 linker script
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| [1141c1a] | 2 | *
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| 3 | * umapped section:
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| 4 | * kernel text
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| 5 | * kernel data
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| 6 | * mapped section:
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| 7 | * kernel text
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| 8 | * kernel data
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| 9 | */
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| 10 |
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| [4f1475d4] | 11 | #define __ASM__
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| 12 | #include <arch/boot/boot.h>
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| 13 | #include <arch/mm/page.h>
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| 14 |
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| [1141c1a] | 15 | SECTIONS {
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| [8725fb4] | 16 | .unmapped BOOT_OFFSET: AT (0) {
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| [1141c1a] | 17 | unmapped_ktext_start = .;
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| 18 | *(K_TEXT_START);
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| 19 | unmapped_ktext_end = .;
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| [c4b3e3e] | 20 |
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| [1141c1a] | 21 | unmapped_kdata_start = .;
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| 22 | *(K_DATA_START);
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| 23 | unmapped_kdata_end = .;
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| 24 | }
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| 25 |
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| [8725fb4] | 26 | .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)) : AT (SIZEOF(.unmapped)) {
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| [1141c1a] | 27 | ktext_start = .;
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| 28 | *(.text);
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| 29 | ktext_end = .;
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| 30 |
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| 31 | kdata_start = .;
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| 32 | *(.data); /* initialized data */
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| 33 | *(.rodata*); /* string literals */
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| [c832cc0a] | 34 | hardcoded_load_address = .;
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| [8725fb4] | 35 | QUAD(PA2KA(BOOT_OFFSET));
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| [c832cc0a] | 36 | hardcoded_ktext_size = .;
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| 37 | QUAD(ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start));
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| 38 | hardcoded_kdata_size = .;
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| 39 | QUAD(kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start));
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| [c4b3e3e] | 40 | hardcoded_unmapped_ktext_size = .;
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| [42744880] | 41 | QUAD(unmapped_ktext_end - unmapped_ktext_start);
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| [c4b3e3e] | 42 | hardcoded_unmapped_kdata_size = .;
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| [42744880] | 43 | QUAD(unmapped_kdata_end - unmapped_kdata_start);
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| [ab08b42] | 44 | *(COMMON); /* global variables */
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| 45 |
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| [c245372b] | 46 | *(.eh_frame);
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| [ab08b42] | 47 |
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| 48 | symbol_table = .;
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| 49 | *(symtab.*); /* Symbol table, must be LAST symbol!*/
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| 50 |
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| [3550c393] | 51 | *(.bss); /* uninitialized static variables */
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| 52 |
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| [1141c1a] | 53 | kdata_end = .;
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| 54 | }
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| [42edee68] | 55 |
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| 56 | #ifdef CONFIG_SMP
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| 57 | _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start);
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| 58 | ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET;
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| 59 | ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET;
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| 60 | protected_ap_gdtr = PA2KA(ap_gdtr);
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| 61 |
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| 62 | #endif /* CONFIG_SMP */
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| 63 |
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| [1141c1a] | 64 | }
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