/* https://cirosantilli.com/linux-kernel-module-cheat#baremetal-linker-script */ ENTRY(_start) SECTIONS { .text : { */bootloader.o(.text) *(.text) *(.rodata) *(.data) *(COMMON) } /* gem5 uses the bss as a measure of the kernel size. * b7887ac06bd7fc8011fbf595b1d50ea67960d28c required __bss_start__ * when doing ./build-dhrystone --arch aarch64 --mode baremetal */ __bss_start__ = .; .bss : { *(.bss) } __bss_end__ = .; /* Fix the addresses of everything that comes after, no matter * the exact size of the code present in .text. This allows us to * place CLI arguments in memory at a known location! */ /* TODO would be better like this with --section-start=.lkmc_memory= on CLI, * so that Python controls this value, but I can't that fucking working. * baremetal_max_size from the Python must match this offset for now. */ /*. = SEGMENT_START(.lkmc_memory, .);*/ . = ADDR(.text) + 0x1000000; lkmc_heap_low = .; . = . + 0x1000000; lkmc_heap_top = .; . = . + 0x1000000; lkmc_stack_top = .; lkmc_argc = .; . = . + 0x4; lkmc_argv = .; }