lfn
serial
ticket/834-toolchain-update
topic/msim-upgrade
topic/simplify-dev-export
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Last change
on this file since 649d96b was 32f6e1bd, checked in by Ondrej Palkovsky <ondrap@…>, 20 years ago |
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Resolved mapping of e820 boot area, so that it can be accessed as
e820table from 32-bit mode and e820table_boot from real mode.
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-
Property mode
set to
100644
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File size:
1.3 KB
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| Rev | Line | |
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| [da585a52] | 1 | /** IA-32 linker script
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| [f761f1eb] | 2 | *
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| [dcbc8be] | 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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| [f761f1eb] | 9 | */
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| 10 |
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| 11 | OUTPUT_FORMAT(binary)
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| 12 | ENTRY(kernel_image_start)
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| 13 |
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| 14 | SECTIONS {
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| [ac5d02b] | 15 | .unmapped 0x8000: AT (0x8000) {
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| 16 | unmapped_ktext_start = .;
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| 17 | *(K_TEXT_START);
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| [d47f0e1] | 18 | *(K_TEXT_START_2);
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| [ac5d02b] | 19 | unmapped_ktext_end = .;
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| 20 | unmapped_kdata_start = .;
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| 21 | *(K_DATA_START);
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| 22 | unmapped_kdata_end = .;
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| 23 | }
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| [f761f1eb] | 24 |
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| [5dce48b9] | 25 | .mapped (0x80100000+SIZEOF(.unmapped)+0x8000) : AT (0x8000+SIZEOF(.unmapped)) {
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| [ac5d02b] | 26 | ktext_start = .;
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| [32f6e1bd] | 27 | *(BOOT_DATA)
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| [ac5d02b] | 28 | *(.text);
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| 29 | ktext_end = .;
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| [f761f1eb] | 30 |
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| [ac5d02b] | 31 | kdata_start = .;
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| 32 | *(.data); /* initialized data */
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| 33 | *(.rodata*); /* string literals */
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| 34 | *(COMMON); /* global variables */
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| [c832cc0a] | 35 | hardcoded_load_address = .;
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| [5dce48b9] | 36 | LONG(0x80108000);
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| [c832cc0a] | 37 | hardcoded_ktext_size = .;
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| 38 | LONG(ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start));
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| 39 | hardcoded_kdata_size = .;
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| 40 | LONG(kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start));
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| [ac5d02b] | 41 | *(.bss); /* uninitialized static variables */
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| 42 | *(K_DATA_END);
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| 43 | kdata_end = .;
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| 44 | }
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| [5dce48b9] | 45 |
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| 46 | _hardcoded_kernel_size = (ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start) + (kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start);
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| [32f6e1bd] | 47 |
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| 48 | _map_address = 0x80100000;
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| 49 | e820table_boot = e820table - _map_address;
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| 50 | e820counter_boot = e820counter - _map_address;
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| [f761f1eb] | 51 | }
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