mirror of
https://github.com/XunilGroup/XunilOS.git
synced 2026-06-02 11:44:24 +02:00
csd4ni3l
812d4cf6d4
points to aarch64 ld, add aarch64 heap, init, page tables and usermode, make hhdm_offset a global atomic, aarch64 uses semihosting for output, add generic PageTable type, add a function that creates and maps pages, use allow to remove warnings, add a bufwriter so kernel panic always works
56 lines
1.4 KiB
Plaintext
56 lines
1.4 KiB
Plaintext
/* Tell the linker that we want an aarch64 ELF64 output file */
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OUTPUT_FORMAT(elf64-littleaarch64)
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/* We want the symbol kmain to be our entry point */
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ENTRY(kmain)
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/* Define the program headers we want so the bootloader gives us the right */
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/* MMU permissions; this also allows us to exert more control over the linking */
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/* process. */
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PHDRS
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{
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text PT_LOAD;
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rodata PT_LOAD;
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data PT_LOAD;
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}
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SECTIONS
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{
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/* We want to be placed in the topmost 2GiB of the address space, for optimisations */
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/* and because that is what the Limine spec mandates. */
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/* Any address in this region will do, but often 0xffffffff80000000 is chosen as */
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/* that is the beginning of the region. */
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. = 0xffffffff80000000;
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__kernel_start = .;
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__text_start = .;
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.text : { *(.text .text.*) } :text
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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__text_end = .;
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__rodata_start = .;
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.rodata : { *(.rodata .rodata.*) } :rodata
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. = ALIGN(CONSTANT(MAXPAGESIZE));
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__rodata_end = .;
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__data_start = .;
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.data : {
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*(.data .data.*)
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KEEP(*(.requests_start_marker))
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KEEP(*(.requests))
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KEEP(*(.requests_end_marker))
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} :data
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.bss : {
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*(.bss .bss.*)
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*(COMMON)
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} :data
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__data_end = .;
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__kernel_end = .;
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/* Discard .note.* and .eh_frame* since they may cause issues on some hosts. */
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/DISCARD/ : {
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*(.eh_frame*)
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*(.note .note.*)
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}
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}
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