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Rev | Author | Line No. | Line |
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1804 | decky | 1 | /** Xen32 linker script |
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 | |||
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 | |||
15 | SECTIONS { |
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16 | .unmapped BOOT_OFFSET: AT (0) { |
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17 | unmapped_ktext_start = .; |
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18 | *(K_TEXT_START); |
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19 | unmapped_ktext_end = .; |
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20 | |||
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 | |||
26 | .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)): AT (SIZEOF(.unmapped)) { |
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27 | ktext_start = .; |
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28 | *(.text); |
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29 | ktext_end = .; |
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30 | |||
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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35 | hardcoded_load_address = .; |
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36 | LONG(PA2KA(BOOT_OFFSET)); |
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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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41 | hardcoded_unmapped_ktext_size = .; |
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42 | LONG(unmapped_ktext_end - unmapped_ktext_start); |
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43 | hardcoded_unmapped_kdata_size = .; |
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44 | LONG(unmapped_kdata_end - unmapped_kdata_start); |
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45 | symbol_table = .; |
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46 | *(symtab.*); /* Symbol table, must be LAST symbol! */ |
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47 | *(.bss); /* uninitialized static variables */ |
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48 | kdata_end = .; |
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49 | } |
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50 | |||
51 | __xen_guest(0): AT (SIZEOF(.unmapped)+SIZEOF(.mapped)) { |
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52 | *(__xen_guest); |
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53 | } |
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54 | |||
55 | /DISCARD/ : { |
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56 | *(.note.GNU-stack); |
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57 | *(.comment); |
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58 | } |
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59 | |||
60 | #ifdef CONFIG_SMP |
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61 | |||
62 | _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start); |
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63 | ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET; |
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64 | ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET; |
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65 | protected_ap_gdtr = PA2KA(ap_gdtr); |
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66 | |||
67 | #endif /* CONFIG_SMP */ |
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68 | |||
69 | } |