diff options
Diffstat (limited to 'arch/mips/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/mips/kernel/vmlinux.lds.S | 339 |
1 files changed, 189 insertions, 150 deletions
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 087ab997487d..84f9a4cc6f2f 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -6,163 +6,202 @@ OUTPUT_ARCH(mips) ENTRY(kernel_entry) jiffies = JIFFIES; + SECTIONS { #ifdef CONFIG_BOOT_ELF64 - /* Read-only sections, merged into text segment: */ - /* . = 0xc000000000000000; */ + /* Read-only sections, merged into text segment: */ + /* . = 0xc000000000000000; */ - /* This is the value for an Origin kernel, taken from an IRIX kernel. */ - /* . = 0xc00000000001c000; */ + /* This is the value for an Origin kernel, taken from an IRIX kernel. */ + /* . = 0xc00000000001c000; */ - /* Set the vaddr for the text segment to a value - >= 0xa800 0000 0001 9000 if no symmon is going to configured - >= 0xa800 0000 0030 0000 otherwise */ + /* Set the vaddr for the text segment to a value + * >= 0xa800 0000 0001 9000 if no symmon is going to configured + * >= 0xa800 0000 0030 0000 otherwise + */ - /* . = 0xa800000000300000; */ - /* . = 0xa800000000300000; */ - . = 0xffffffff80300000; + /* . = 0xa800000000300000; */ + /* . = 0xa800000000300000; */ + . = 0xffffffff80300000; #endif - . = LOADADDR; - /* read-only */ - _text = .; /* Text and read-only data */ - .text : { - TEXT_TEXT - SCHED_TEXT - LOCK_TEXT - *(.fixup) - *(.gnu.warning) - } =0 - - _etext = .; /* End of text section */ - - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - __start___dbe_table = .; /* Exception table for data bus errors */ - __dbe_table : { *(__dbe_table) } - __stop___dbe_table = .; - - NOTES - - RODATA - - /* writeable */ - .data : { /* Data */ - . = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */ - /* - * This ALIGN is needed as a workaround for a bug a gcc bug upto 4.1 which - * limits the maximum alignment to at most 32kB and results in the following - * warning: - * - * CC arch/mips/kernel/init_task.o - * arch/mips/kernel/init_task.c:30: warning: alignment of ‘init_thread_union’ - * is greater than maximum object file alignment. Using 32768 - */ - . = ALIGN(_PAGE_SIZE); - *(.data.init_task) - - DATA_DATA - - CONSTRUCTORS - } - _gp = . + 0x8000; - .lit8 : { *(.lit8) } - .lit4 : { *(.lit4) } - /* We want the small data sections together, so single-instruction offsets - can access them all, and initialized data all before uninitialized, so - we can shorten the on-disk segment size. */ - .sdata : { *(.sdata) } - - . = ALIGN(_PAGE_SIZE); - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(_PAGE_SIZE); - __nosave_end = .; - - . = ALIGN(32); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - - _edata = .; /* End of data section */ - - /* will be freed after init */ - . = ALIGN(_PAGE_SIZE); /* Init code and data */ - __init_begin = .; - .init.text : { - _sinittext = .; - *(.init.text) - _einittext = .; - } - .init.data : { *(.init.data) } - . = ALIGN(16); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - - __initcall_start = .; - .initcall.init : { - INITCALLS - } - __initcall_end = .; - - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT - /* .exit.text is discarded at runtime, not link time, to deal with - references from .rodata */ - .exit.text : { *(.exit.text) } - .exit.data : { *(.exit.data) } + . = LOADADDR; + /* read-only */ + _text = .; /* Text and read-only data */ + .text : { + TEXT_TEXT + SCHED_TEXT + LOCK_TEXT + *(.fixup) + *(.gnu.warning) + } =0 + _etext = .; /* End of text section */ + + /* Exception table */ + . = ALIGN(16); + __ex_table : { + __start___ex_table = .; + *(__ex_table) + __stop___ex_table = .; + } + + /* Exception table for data bus errors */ + __dbe_table : { + __start___dbe_table = .; + *(__dbe_table) + __stop___dbe_table = .; + } + RODATA + + /* writeable */ + .data : { /* Data */ + . = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */ + /* + * This ALIGN is needed as a workaround for a bug a gcc bug upto 4.1 which + * limits the maximum alignment to at most 32kB and results in the following + * warning: + * + * CC arch/mips/kernel/init_task.o + * arch/mips/kernel/init_task.c:30: warning: alignment of ‘init_thread_union’ + * is greater than maximum object file alignment. Using 32768 + */ + . = ALIGN(_PAGE_SIZE); + *(.data.init_task) + + DATA_DATA + CONSTRUCTORS + } + _gp = . + 0x8000; + .lit8 : { + *(.lit8) + } + .lit4 : { + *(.lit4) + } + /* We want the small data sections together, so single-instruction offsets + can access them all, and initialized data all before uninitialized, so + we can shorten the on-disk segment size. */ + .sdata : { + *(.sdata) + } + + . = ALIGN(_PAGE_SIZE); + .data_nosave : { + __nosave_begin = .; + *(.data.nosave) + } + . = ALIGN(_PAGE_SIZE); + __nosave_end = .; + + . = ALIGN(32); + .data.cacheline_aligned : { + *(.data.cacheline_aligned) + } + _edata = .; /* End of data section */ + + /* will be freed after init */ + . = ALIGN(_PAGE_SIZE); /* Init code and data */ + __init_begin = .; + .init.text : { + _sinittext = .; + *(.init.text) + _einittext = .; + } + .init.data : { + *(.init.data) + } + . = ALIGN(16); + .init.setup : { + __setup_start = .; + *(.init.setup) + __setup_end = .; + } + + .initcall.init : { + __initcall_start = .; + INITCALLS + __initcall_end = .; + } + + .con_initcall.init : { + __con_initcall_start = .; + *(.con_initcall.init) + __con_initcall_end = .; + } + SECURITY_INIT + + /* .exit.text is discarded at runtime, not link time, to deal with + * references from .rodata + */ + .exit.text : { + *(.exit.text) + } + .exit.data : { + *(.exit.data) + } #if defined(CONFIG_BLK_DEV_INITRD) - . = ALIGN(_PAGE_SIZE); - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; + . = ALIGN(_PAGE_SIZE); + .init.ramfs : { + __initramfs_start = .; + *(.init.ramfs) + __initramfs_end = .; + } #endif - PERCPU(_PAGE_SIZE) - . = ALIGN(_PAGE_SIZE); - __init_end = .; - /* freed after init ends here */ - - __bss_start = .; /* BSS */ - .sbss : { - *(.sbss) - *(.scommon) - } - .bss : { - *(.bss) - *(COMMON) - } - __bss_stop = .; - - _end = . ; - - /* Sections to be discarded */ - /DISCARD/ : { - *(.exitcall.exit) - - /* ABI crap starts here */ - *(.MIPS.options) - *(.options) - *(.pdr) - *(.reginfo) - } - - /* These mark the ABI of the kernel for debuggers. */ - .mdebug.abi32 : { KEEP(*(.mdebug.abi32)) } - .mdebug.abi64 : { KEEP(*(.mdebug.abi64)) } - - /* This is the MIPS specific mdebug section. */ - .mdebug : { *(.mdebug) } - - STABS_DEBUG - - DWARF_DEBUG - - /* These must appear regardless of . */ - .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } - .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } - .note : { *(.note) } + PERCPU(_PAGE_SIZE) + . = ALIGN(_PAGE_SIZE); + __init_end = .; + /* freed after init ends here */ + + __bss_start = .; /* BSS */ + .sbss : { + *(.sbss) + *(.scommon) + } + .bss : { + *(.bss) + *(COMMON) + } + __bss_stop = .; + + _end = . ; + + /* Sections to be discarded */ + /DISCARD/ : { + *(.exitcall.exit) + + /* ABI crap starts here */ + *(.MIPS.options) + *(.options) + *(.pdr) + *(.reginfo) + } + + /* These mark the ABI of the kernel for debuggers. */ + .mdebug.abi32 : { + KEEP(*(.mdebug.abi32)) + } + .mdebug.abi64 : { + KEEP(*(.mdebug.abi64)) + } + + /* This is the MIPS specific mdebug section. */ + .mdebug : { + *(.mdebug) + } + + STABS_DEBUG + DWARF_DEBUG + + /* These must appear regardless of . */ + .gptab.sdata : { + *(.gptab.data) + *(.gptab.sdata) + } + .gptab.sbss : { + *(.gptab.bss) + *(.gptab.sbss) + } + .note : { + *(.note) + } } |