X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/2803826a2373620dbfce8a5bff1e6a01dd594953..69777bdcab284335651a8002e2896f3862fa423d:/lunaix-os/link/linker.ld diff --git a/lunaix-os/link/linker.ld b/lunaix-os/link/linker.ld index ba3a385..34833f0 100644 --- a/lunaix-os/link/linker.ld +++ b/lunaix-os/link/linker.ld @@ -1,70 +1,189 @@ ENTRY(start_) -/* - FUTURE: Use disk reader - A bit of messy here. - We will pull our higher half kernel out of this shit - and load it separately once we have our disk reader. -*/ - SECTIONS { . = 0x100000; + __kboot_start = .; /* 这里是我们的高半核初始化代码段和数据段 */ + .boot.text BLOCK(4K) : + { + *(.multiboot) + *(.boot.text) + } - .hhk_init_text BLOCK(4K) : { - * (.multiboot) - build/obj/arch/x86/*.o (.hhk_init) - build/obj/arch/x86/*.o (.text) + .boot.bss BLOCK(4K) : + { + *(.boot.bss) } - .hhk_init_bss BLOCK(4K) : { - build/obj/arch/x86/*.o (.bss) + .boot.data BLOCK(4K) : + { + *(.boot.data) } - .hhk_init_data BLOCK(4K) : { - build/obj/arch/x86/*.o (.data) + .boot.rodata BLOCK(4K) : + { + *(.boot.rodata) } - .hhk_init_rodata BLOCK(4K) : { - build/obj/arch/x86/*.o (.rodata) + .boot.bss BLOCK(4K) : + { + *(.boot.rodata) } - __init_hhk_end = ALIGN(4K); + __kboot_end = ALIGN(4K); + + /* ---- boot end ---- */ + + /* ---- kernel start ---- */ - /* Relocation of our higher half kernel */ . += 0xC0000000; /* 好了,我们的内核…… */ - .text BLOCK(4K) : AT ( ADDR(.text) - 0xC0000000 ) { - __kernel_start = .; - build/obj/kernel/*.o (.text) - build/obj/hal/*.o (.text) + + PROVIDE(__kexec_text_start = ALIGN(4K)); + + .text BLOCK(4K) : AT ( ADDR(.text) - 0xC0000000 ) + { + __kexec_start = .; + + *(.text) + } + + .kf.preempt BLOCK(4K) : AT ( ADDR(.kf.preempt) - 0xC0000000 ) + { + PROVIDE(__kf_preempt_start = .); + + KEEP(*(.kf.preempt)); + + PROVIDE(__kf_preempt_end = .); } - __usrtext_start = ALIGN(4K); - .usrtext BLOCK(4K) : AT ( ADDR(.usrtext) - 0xC0000000 ) { - build/obj/kernel/*.o (.usrtext) + PROVIDE(__kexec_text_end = .); + + .data BLOCK(4K) : AT ( ADDR(.data) - 0xC0000000 ) + { + *(.data) } - __usrtext_end = ALIGN(4K); - .bss BLOCK(4K) : AT ( ADDR(.bss) - 0xC0000000 ) { - build/obj/kernel/*.o (.bss) - build/obj/hal/*.o (.bss) + .rodata BLOCK(4K) : AT ( ADDR(.rodata) - 0xC0000000 ) + { + *(.rodata) } - .data BLOCK(4k) : AT ( ADDR(.data) - 0xC0000000 ) { - build/obj/kernel/*.o (.data) - build/obj/hal/*.o (.data) + .kpg BLOCK(4K) : AT ( ADDR(.kpg) - 0xC0000000 ) + { + *(.kpg) } - .rodata BLOCK(4K) : AT ( ADDR(.rodata) - 0xC0000000 ) { - build/obj/kernel/*.o (.rodata) - build/obj/hal/*.o (.rodata) + . = ALIGN(4K); + + /* for generated array, we align to address line size */ + + .lga BLOCK(4K) : AT ( ADDR(.lga) - 0xC0000000 ) + { + PROVIDE(__lga_twiplugin_inits_start = .); + + KEEP(*(.lga.twiplugin_inits)); + + PROVIDE(__lga_twiplugin_inits_end = .); + + /* ---- */ + + /* align to 8 bytes, so it can cover both 32 and 64 bits address line*/ + . = ALIGN(8); + + PROVIDE(__lga_devdefs_start = .); + + KEEP(*(.lga.devdefs)); + + PROVIDE(__lga_devdefs_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_dev_ld_kboot_start = .); + + KEEP(*(.lga.devdefs.ld_kboot)); + + PROVIDE(__lga_dev_ld_kboot_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_dev_ld_sysconf_start = .); + + KEEP(*(.lga.devdefs.ld_sysconf)); + + PROVIDE(__lga_dev_ld_sysconf_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_dev_ld_timedev_start = .); + + KEEP(*(.lga.devdefs.ld_timedev)); + + PROVIDE(__lga_dev_ld_timedev_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_dev_ld_post_start = .); + + KEEP(*(.lga.devdefs.ld_post)); + + PROVIDE(__lga_dev_ld_post_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_fs_start = .); + + KEEP(*(.lga.fs)); + + PROVIDE(__lga_fs_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_lunainit_on_earlyboot_start = .); + + KEEP(*(.lga.lunainit.c_earlyboot)); + + PROVIDE(__lga_lunainit_on_earlyboot_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_lunainit_on_boot_start = .); + + KEEP(*(.lga.lunainit.c_boot)); + + PROVIDE(__lga_lunainit_on_boot_end = .); + + /* ---- */ + + . = ALIGN(8); + + PROVIDE(__lga_lunainit_on_postboot_start = .); + + KEEP(*(.lga.lunainit.c_postboot)); + + PROVIDE(__lga_lunainit_on_postboot_end = .); + } - .kpg BLOCK(4K) : AT ( ADDR(.kpg) - 0xC0000000 ) { - build/obj/arch/x86/*.o (.kpg) + .bss BLOCK(4K) : AT ( ADDR(.bss) - 0xC0000000 ) + { + *(.bss) } - __kernel_end = ALIGN(4K); + __kexec_end = ALIGN(4K); } \ No newline at end of file