/* * ld script to make SuperH Linux kernel * Written by Niibe Yutaka and Paul Mundt */ #ifdef CONFIG_SUPERH64 #define LOAD_OFFSET CONFIG_PAGE_OFFSET OUTPUT_ARCH(sh:sh5) #else #define LOAD_OFFSET 0 OUTPUT_ARCH(sh) #endif #include #include #include ENTRY(_start) SECTIONS { #ifdef CONFIG_PMB_FIXED . = CONFIG_PAGE_OFFSET + (CONFIG_MEMORY_START & 0x1fffffff) + CONFIG_ZERO_PAGE_OFFSET; #elif defined(CONFIG_32BIT) . = CONFIG_PAGE_OFFSET + CONFIG_ZERO_PAGE_OFFSET; #else . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; #endif _text = .; /* Text and read-only data */ .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { *(.empty_zero_page) } = 0 .text : AT(ADDR(.text) - LOAD_OFFSET) { HEAD_TEXT TEXT_TEXT #ifdef CONFIG_SUPERH64 *(.text64) *(.text..SHmedia32) #endif SCHED_TEXT LOCK_TEXT KPROBES_TEXT IRQENTRY_TEXT *(.fixup) *(.gnu.warning) _etext = .; /* End of text section */ } = 0x0009 . = ALIGN(16); /* Exception table */ __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { __start___ex_table = .; *(__ex_table) __stop___ex_table = .; } NOTES RO_DATA(PAGE_SIZE) /* * Code which must be executed uncached and the associated data */ . = ALIGN(PAGE_SIZE); .uncached : AT(ADDR(.uncached) - LOAD_OFFSET) { __uncached_start = .; *(.uncached.text) *(.uncached.data) __uncached_end = .; } . = ALIGN(THREAD_SIZE); .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */ *(.data.init_task) . = ALIGN(L1_CACHE_BYTES); *(.data.cacheline_aligned) . = ALIGN(L1_CACHE_BYTES); *(.data.read_mostly) . = ALIGN(PAGE_SIZE); *(.data.page_aligned) __nosave_begin = .; *(.data.nosave) . = ALIGN(PAGE_SIZE); __nosave_end = .; DATA_DATA CONSTRUCTORS } _edata = .; /* End of data section */ . = ALIGN(PAGE_SIZE); /* Init code and data */ .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { __init_begin = .; _sinittext = .; INIT_TEXT _einittext = .; } .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { INIT_DATA } . = ALIGN(16); .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { __setup_start = .; *(.init.setup) __setup_end = .; } .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) { __initcall_start = .; INITCALLS __initcall_end = .; } .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { __con_initcall_start = .; *(.con_initcall.init) __con_initcall_end = .; } SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(PAGE_SIZE); .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { __initramfs_start = .; *(.init.ramfs) __initramfs_end = .; } #endif . = ALIGN(4); .machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) { __machvec_start = .; *(.machvec.init) __machvec_end = .; } PERCPU(PAGE_SIZE) /* * .exit.text is discarded at runtime, not link time, to deal with * references from __bug_table */ .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT } .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } . = ALIGN(PAGE_SIZE); .bss : AT(ADDR(.bss) - LOAD_OFFSET) { __init_end = .; __bss_start = .; /* BSS */ *(.bss.page_aligned) *(.bss) *(COMMON) . = ALIGN(4); _ebss = .; /* uClinux MTD sucks */ _end = . ; } /* * When something in the kernel is NOT compiled as a module, the * module cleanup code and data are put into these segments. Both * can then be thrown away, as cleanup code is never called unless * it's a module. */ /DISCARD/ : { *(.exitcall.exit) } STABS_DEBUG DWARF_DEBUG }