/* * Copyright (C) 2008-2009 Michal Simek * Copyright (C) 2008-2009 PetaLogix * Copyright (C) 2006 Atmark Techno, Inc. * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ OUTPUT_FORMAT("elf32-microblaze", "elf32-microblaze", "elf32-microblaze") OUTPUT_ARCH(microblaze) ENTRY(_start) #include jiffies = jiffies_64 + 4; SECTIONS { . = CONFIG_KERNEL_START; .text : { _text = . ; _stext = . ; *(.text .text.*) *(.fixup) *(.exitcall.exit) SCHED_TEXT LOCK_TEXT KPROBES_TEXT . = ALIGN (4) ; _etext = . ; } . = ALIGN (4) ; _fdt_start = . ; /* place for fdt blob */ . = . + 0x4000; _fdt_end = . ; . = ALIGN(16); RODATA . = ALIGN(16); __ex_table : { __start___ex_table = .; *(__ex_table) __stop___ex_table = .; } /* * sdata2 section can go anywhere, but must be word aligned * and SDA2_BASE must point to the middle of it */ .sdata2 : { _ssrw = .; . = ALIGN(4096); /* page aligned when MMU used - origin 0x8 */ *(.sdata2) . = ALIGN(8); _essrw = .; _ssrw_size = _essrw - _ssrw; _KERNEL_SDA2_BASE_ = _ssrw + (_ssrw_size / 2); } _sdata = . ; .data ALIGN (4096) : { /* page aligned when MMU used - origin 0x4 */ DATA_DATA CONSTRUCTORS } . = ALIGN(32); .data.cacheline_aligned : { *(.data.cacheline_aligned) } _edata = . ; /* Reserve some low RAM for r0 based memory references */ . = ALIGN(0x4) ; r0_ram = . ; . = . + 4096; /* a page should be enough */ /* The initial task */ . = ALIGN(8192); .data.init_task : { *(.data.init_task) } /* Under the microblaze ABI, .sdata and .sbss must be contiguous */ . = ALIGN(8); .sdata : { _ssro = .; *(.sdata) } .sbss : { _ssbss = .; *(.sbss) _esbss = .; _essro = .; _ssro_size = _essro - _ssro ; _KERNEL_SDA_BASE_ = _ssro + (_ssro_size / 2) ; } __init_begin = .; . = ALIGN(4096); .init.text : { _sinittext = . ; INIT_TEXT _einittext = .; } .init.data : { INIT_DATA } . = ALIGN(4); .init.ivt : { __ivt_start = .; *(.init.ivt) __ivt_end = .; } .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 __init_end_before_initramfs = .; .init.ramfs ALIGN(4096) : { __initramfs_start = .; *(.init.ramfs) __initramfs_end = .; . = ALIGN(4); LONG(0); /* * FIXME this can break initramfs for MMU. * Pad init.ramfs up to page boundary, * so that __init_end == __bss_start. This will make image.elf * consistent with the image.bin */ /* . = ALIGN(4096); */ } __init_end = .; .bss ALIGN (4096) : { /* page aligned when MMU used */ __bss_start = . ; *(.bss*) *(COMMON) . = ALIGN (4) ; __bss_stop = . ; _ebss = . ; } . = ALIGN(4096); _end = .; }