linker.ld

ENTRY(start)

SECTIONS {

    . = 1M;

    .boot :
    {
        KEEP(*(.multiboot_header))
    }

    .text :
    {
        *(.text .text.*)
    }

    .rodata : {
        *(.rodata .rodata.*)
    }

    .data.rel.ro : {
        *(.data.rel.ro.local*) *(.data.rel.ro .data.rel.ro.*)
    }



    . = ALIGN(64K);
    introffset_low_bits = . & 0xffff;
    introffset_mid_bits = (. >> 16) & 0xffff;
    introffset_high_bits = . >> 32;

    .interrupts : 
    {
        KEEP(*(.interrupt_handlers .interrupt_handlers.*))
    }
}

output

》 objdump -t build/kernel-x86_64.bin | grep "in..offset"
0000000000000012 g       *ABS*	0000000000000000 introffset_mid_bits
0000000000000000 g       *ABS*	0000000000000000 introffset_high_bits
0000000000000000 g       *ABS*	0000000000000000 introffset_low_bits