projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 16bfeaf2 MS |
1 | /* |
| 2 | * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> | |
| 3 | * Copyright (C) 2008-2009 PetaLogix | |
| 4 | * Copyright (C) 2006 Atmark Techno, Inc. | |
| 5 | * | |
| 6 | * This file is subject to the terms and conditions of the GNU General Public | |
| 7 | * License. See the file "COPYING" in the main directory of this archive | |
| 8 | * for more details. | |
| 9 | */ | |
| 10 | ||
| 11 | OUTPUT_FORMAT("elf32-microblaze", "elf32-microblaze", "elf32-microblaze") | |
| 12 | OUTPUT_ARCH(microblaze) | |
| 13 | ENTRY(_start) | |
| 14 | ||
| 15 | #include <asm-generic/vmlinux.lds.h> | |
| 16 | ||
| 17 | jiffies = jiffies_64 + 4; | |
| 18 | ||
| 19 | SECTIONS { | |
| 20 | . = CONFIG_KERNEL_BASE_ADDR; | |
| 21 | ||
| 22 | .text : { | |
| 23 | _text = . ; | |
| 24 | _stext = . ; | |
| 25 | *(.text .text.*) | |
| 26 | *(.fixup) | |
| 27 | ||
| 28 | *(.exitcall.exit) | |
| 29 | SCHED_TEXT | |
| 30 | LOCK_TEXT | |
| 31 | KPROBES_TEXT | |
| 32 | . = ALIGN (4) ; | |
| 33 | _etext = . ; | |
| 34 | } | |
| 35 | ||
| 36 | . = ALIGN (4) ; | |
| 37 | _fdt_start = . ; /* place for fdt blob */ | |
| 38 | . = . + 0x4000; | |
| 39 | _fdt_end = . ; | |
| 40 | ||
| 41 | . = ALIGN(16); | |
| 42 | RODATA | |
| 43 | . = ALIGN(16); | |
| 44 | __ex_table : { | |
| 45 | __start___ex_table = .; | |
| 46 | *(__ex_table) | |
| 47 | __stop___ex_table = .; | |
| 48 | } | |
| 49 | ||
| 50 | /* | |
| 51 | * sdata2 section can go anywhere, but must be word aligned | |
| 52 | * and SDA2_BASE must point to the middle of it | |
| 53 | */ | |
| 54 | .sdata2 : { | |
| 55 | _ssrw = .; | |
| 56 | . = ALIGN(4096); /* page aligned when MMU used - origin 0x8 */ | |
| 57 | *(.sdata2) | |
| 58 | . = ALIGN(8); | |
| 59 | _essrw = .; | |
| 60 | _ssrw_size = _essrw - _ssrw; | |
| 61 | _KERNEL_SDA2_BASE_ = _ssrw + (_ssrw_size / 2); | |
| 62 | } | |
| 63 | ||
| 64 | _sdata = . ; | |
| 65 | .data ALIGN (4096) : { /* page aligned when MMU used - origin 0x4 */ | |
| 66 | *(.data) | |
| 67 | } | |
| 68 | . = ALIGN(32); | |
| 69 | .data.cacheline_aligned : { *(.data.cacheline_aligned) } | |
| 70 | _edata = . ; | |
| 71 | ||
| 72 | /* Reserve some low RAM for r0 based memory references */ | |
| 73 | . = ALIGN(0x4) ; | |
| 74 | r0_ram = . ; | |
| 75 | . = . + 4096; /* a page should be enough */ | |
| 76 | ||
| 77 | /* The initial task */ | |
| 78 | . = ALIGN(8192); | |
| 79 | .data.init_task : { *(.data.init_task) } | |
| 80 | ||
| 81 | /* Under the microblaze ABI, .sdata and .sbss must be contiguous */ | |
| 82 | . = ALIGN(8); | |
| 83 | .sdata : { | |
| 84 | _ssro = .; | |
| 85 | *(.sdata) | |
| 86 | } | |
| 87 | ||
| 88 | .sbss : { | |
| 89 | _ssbss = .; | |
| 90 | *(.sbss) | |
| 91 | _esbss = .; | |
| 92 | _essro = .; | |
| 93 | _ssro_size = _essro - _ssro ; | |
| 94 | _KERNEL_SDA_BASE_ = _ssro + (_ssro_size / 2) ; | |
| 95 | } | |
| 96 | ||
| 97 | __init_begin = .; | |
| 98 | ||
| 99 | . = ALIGN(4096); | |
| 100 | .init.text : { | |
| 101 | _sinittext = . ; | |
| 102 | *(.init.text) | |
| 103 | *(.exit.text) | |
| 104 | *(.exit.data) | |
| 105 | _einittext = .; | |
| 106 | } | |
| 107 | ||
| 108 | .init.data : { *(.init.data) } | |
| 109 | ||
| 110 | . = ALIGN(4); | |
| 111 | .init.ivt : { | |
| 112 | __ivt_start = .; | |
| 113 | *(.init.ivt) | |
| 114 | __ivt_end = .; | |
| 115 | } | |
| 116 | ||
| 117 | .init.setup : { | |
| 118 | __setup_start = .; | |
| 119 | *(.init.setup) | |
| 120 | __setup_end = .; | |
| 121 | } | |
| 122 | ||
| 123 | .initcall.init : { | |
| 124 | __initcall_start = .; | |
| 125 | INITCALLS | |
| 126 | __initcall_end = .; | |
| 127 | } | |
| 128 | ||
| 129 | .con_initcall.init : { | |
| 130 | __con_initcall_start = .; | |
| 131 | *(.con_initcall.init) | |
| 132 | __con_initcall_end = .; | |
| 133 | } | |
| 134 | ||
| 135 | __init_end_before_initramfs = .; | |
| 136 | ||
| 137 | .init.ramfs ALIGN(4096) : { | |
| 138 | __initramfs_start = .; | |
| 139 | *(.init.ramfs) | |
| 140 | __initramfs_end = .; | |
| 141 | . = ALIGN(4); | |
| 142 | LONG(0); | |
| 143 | /* | |
| 144 | * FIXME this can break initramfs for MMU. | |
| 145 | * Pad init.ramfs up to page boundary, | |
| 146 | * so that __init_end == __bss_start. This will make image.elf | |
| 147 | * consistent with the image.bin | |
| 148 | */ | |
| 149 | /* . = ALIGN(4096); */ | |
| 150 | } | |
| 151 | __init_end = .; | |
| 152 | ||
| 153 | .bss ALIGN (4096) : { /* page aligned when MMU used */ | |
| 154 | __bss_start = . ; | |
| 155 | *(.bss*) | |
| 156 | *(COMMON) | |
| 157 | . = ALIGN (4) ; | |
| 158 | __bss_stop = . ; | |
| 159 | _ebss = . ; | |
| 160 | } | |
| 161 | . = ALIGN(4096); | |
| 162 | _end = .; | |
| 163 | } |