Rev 4162 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 178 | palkovsky | 1 | /** AMD64 linker script |
| 164 | palkovsky | 2 | * |
| 3 | * umapped section: |
||
| 4 | * kernel text |
||
| 5 | * kernel data |
||
| 6 | * mapped section: |
||
| 7 | * kernel text |
||
| 8 | * kernel data |
||
| 9 | */ |
||
| 10 | |||
| 289 | palkovsky | 11 | #include <arch/boot/boot.h> |
| 12 | #include <arch/mm/page.h> |
||
| 13 | |||
| 164 | palkovsky | 14 | SECTIONS { |
| 694 | decky | 15 | .unmapped BOOT_OFFSET: AT (0) { |
| 164 | palkovsky | 16 | unmapped_ktext_start = .; |
| 17 | *(K_TEXT_START); |
||
| 18 | unmapped_ktext_end = .; |
||
| 275 | palkovsky | 19 | |
| 164 | palkovsky | 20 | unmapped_kdata_start = .; |
| 21 | *(K_DATA_START); |
||
| 2703 | jermar | 22 | *(K_INI_PTLS); |
| 164 | palkovsky | 23 | unmapped_kdata_end = .; |
| 24 | } |
||
| 25 | |||
| 694 | decky | 26 | .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)) : AT (SIZEOF(.unmapped)) { |
| 164 | palkovsky | 27 | ktext_start = .; |
| 28 | *(.text); |
||
| 29 | ktext_end = .; |
||
| 30 | |||
| 31 | kdata_start = .; |
||
| 32 | *(.data); /* initialized data */ |
||
| 33 | *(.rodata*); /* string literals */ |
||
| 216 | palkovsky | 34 | hardcoded_load_address = .; |
| 694 | decky | 35 | QUAD(PA2KA(BOOT_OFFSET)); |
| 216 | palkovsky | 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)); |
||
| 275 | palkovsky | 40 | hardcoded_unmapped_ktext_size = .; |
| 820 | jermar | 41 | QUAD(unmapped_ktext_end - unmapped_ktext_start); |
| 275 | palkovsky | 42 | hardcoded_unmapped_kdata_size = .; |
| 820 | jermar | 43 | QUAD(unmapped_kdata_end - unmapped_kdata_start); |
| 268 | palkovsky | 44 | *(COMMON); /* global variables */ |
| 45 | |||
| 46 | symbol_table = .; |
||
| 47 | *(symtab.*); /* Symbol table, must be LAST symbol!*/ |
||
| 48 | |||
| 602 | palkovsky | 49 | *(.bss); /* uninitialized static variables */ |
| 50 | |||
| 164 | palkovsky | 51 | kdata_end = .; |
| 52 | } |
||
| 4162 | jermar | 53 | |
| 54 | /DISCARD/ : { |
||
| 55 | *(*); |
||
| 56 | } |
||
| 696 | decky | 57 | |
| 58 | #ifdef CONFIG_SMP |
||
| 59 | _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start); |
||
| 60 | ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET; |
||
| 61 | ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET; |
||
| 62 | protected_ap_gdtr = PA2KA(ap_gdtr); |
||
| 63 | |||
| 64 | #endif /* CONFIG_SMP */ |
||
| 65 | |||
| 164 | palkovsky | 66 | } |