307 строки
9.3 KiB
ArmAsm
307 строки
9.3 KiB
ArmAsm
/*
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* arch/v850/vmlinux.lds.S -- kernel linker script for v850 platforms
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*
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* Copyright (C) 2002,03,04,05 NEC Electronics Corporation
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* Copyright (C) 2002,03,04,05 Miles Bader <miles@gnu.org>
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file COPYING in the main directory of this
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* archive for more details.
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*
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* Written by Miles Bader <miles@gnu.org>
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*/
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#define VMLINUX_SYMBOL(_sym_) _##_sym_
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#include <asm-generic/vmlinux.lds.h>
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/* For most platforms, this will define useful things like RAM addr/size. */
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#include <asm/machdep.h>
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/* The following macros contain the usual definitions for various data areas.
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The prefix `RAMK_' is used to indicate macros suitable for kernels loaded
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into RAM, and similarly `ROMK_' for ROM-resident kernels. Note that all
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symbols are prefixed with an extra `_' for compatibility with the v850
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toolchain. */
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/* Interrupt vectors. */
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#define INTV_CONTENTS \
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. = ALIGN (0x10) ; \
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__intv_start = . ; \
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*(.intv.reset) /* Reset vector */ \
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. = __intv_start + 0x10 ; \
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*(.intv.common) /* Vectors common to all v850e proc */\
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. = __intv_start + 0x80 ; \
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*(.intv.mach) /* Machine-specific int. vectors. */ \
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__intv_end = . ;
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#define RODATA_CONTENTS \
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. = ALIGN (16) ; \
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*(.rodata) *(.rodata.*) \
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*(__vermagic) /* Kernel version magic */ \
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*(.rodata1) \
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/* PCI quirks */ \
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___start_pci_fixups_early = . ; \
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*(.pci_fixup_early) \
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___end_pci_fixups_early = . ; \
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___start_pci_fixups_header = . ; \
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*(.pci_fixup_header) \
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___end_pci_fixups_header = . ; \
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___start_pci_fixups_final = . ; \
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*(.pci_fixup_final) \
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___end_pci_fixups_final = . ; \
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___start_pci_fixups_enable = . ; \
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*(.pci_fixup_enable) \
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___end_pci_fixups_enable = . ; \
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/* Kernel symbol table: Normal symbols */ \
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___start___ksymtab = .; \
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*(__ksymtab) \
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___stop___ksymtab = .; \
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/* Kernel symbol table: GPL-only symbols */ \
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___start___ksymtab_gpl = .; \
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*(__ksymtab_gpl) \
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___stop___ksymtab_gpl = .; \
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/* Kernel symbol table: GPL-future symbols */ \
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___start___ksymtab_gpl_future = .; \
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*(__ksymtab_gpl_future) \
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___stop___ksymtab_gpl_future = .; \
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/* Kernel symbol table: strings */ \
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*(__ksymtab_strings) \
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/* Kernel symbol table: Normal symbols */ \
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___start___kcrctab = .; \
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*(__kcrctab) \
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___stop___kcrctab = .; \
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/* Kernel symbol table: GPL-only symbols */ \
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___start___kcrctab_gpl = .; \
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*(__kcrctab_gpl) \
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___stop___kcrctab_gpl = .; \
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/* Kernel symbol table: GPL-future symbols */ \
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___start___kcrctab_gpl_future = .; \
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*(__kcrctab_gpl_future) \
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___stop___kcrctab_gpl_future = .; \
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/* Built-in module parameters */ \
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. = ALIGN (4) ; \
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___start___param = .; \
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*(__param) \
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___stop___param = .;
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/* Kernel text segment, and some constant data areas. */
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#define TEXT_CONTENTS \
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_text = .; \
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__stext = . ; \
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TEXT_TEXT \
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SCHED_TEXT \
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*(.exit.text) /* 2.5 convention */ \
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*(.text.exit) /* 2.4 convention */ \
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*(.text.lock) \
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*(.exitcall.exit) \
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__real_etext = . ; /* There may be data after here. */ \
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RODATA_CONTENTS \
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. = ALIGN (4) ; \
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*(.call_table_data) \
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*(.call_table_text) \
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. = ALIGN (16) ; /* Exception table. */ \
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___start___ex_table = . ; \
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*(__ex_table) \
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___stop___ex_table = . ; \
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. = ALIGN (4) ; \
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__etext = . ;
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/* Kernel data segment. */
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#define DATA_CONTENTS \
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__sdata = . ; \
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DATA_DATA \
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EXIT_DATA /* 2.5 convention */ \
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*(.data.exit) /* 2.4 convention */ \
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. = ALIGN (16) ; \
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*(.data.cacheline_aligned) \
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. = ALIGN (0x2000) ; \
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*(.data.init_task) \
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. = ALIGN (0x2000) ; \
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__edata = . ;
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/* Kernel BSS segment. */
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#define BSS_CONTENTS \
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__sbss = . ; \
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*(.bss) \
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*(COMMON) \
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. = ALIGN (4) ; \
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__init_stack_end = . ; \
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__ebss = . ;
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/* `initcall' tables. */
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#define INITCALL_CONTENTS \
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. = ALIGN (16) ; \
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___setup_start = . ; \
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*(.init.setup) /* 2.5 convention */ \
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*(.setup.init) /* 2.4 convention */ \
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___setup_end = . ; \
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___initcall_start = . ; \
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*(.initcall.init) \
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INITCALLS \
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. = ALIGN (4) ; \
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___initcall_end = . ; \
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___con_initcall_start = .; \
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*(.con_initcall.init) \
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___con_initcall_end = .;
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/* Contents of `init' section for a kernel that's loaded into RAM. */
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#define RAMK_INIT_CONTENTS \
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RAMK_INIT_CONTENTS_NO_END \
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__init_end = . ;
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/* Same as RAMK_INIT_CONTENTS, but doesn't define the `__init_end' symbol. */
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#define RAMK_INIT_CONTENTS_NO_END \
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. = ALIGN (4096) ; \
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__init_start = . ; \
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__sinittext = .; \
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INIT_TEXT /* 2.5 convention */ \
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__einittext = .; \
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INIT_DATA \
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*(.text.init) /* 2.4 convention */ \
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*(.data.init) \
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INITCALL_CONTENTS \
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INITRAMFS_CONTENTS
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/* The contents of `init' section for a ROM-resident kernel which
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should go into RAM. */
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#define ROMK_INIT_RAM_CONTENTS \
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. = ALIGN (4096) ; \
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__init_start = . ; \
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INIT_DATA /* 2.5 convention */ \
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*(.data.init) /* 2.4 convention */ \
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__init_end = . ; \
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. = ALIGN (4096) ;
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/* The contents of `init' section for a ROM-resident kernel which
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should go into ROM. */
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#define ROMK_INIT_ROM_CONTENTS \
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_sinittext = .; \
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INIT_TEXT /* 2.5 convention */ \
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_einittext = .; \
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*(.text.init) /* 2.4 convention */ \
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INITCALL_CONTENTS \
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INITRAMFS_CONTENTS
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/* A root filesystem image, for kernels with an embedded root filesystem. */
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#define ROOT_FS_CONTENTS \
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__root_fs_image_start = . ; \
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*(.root) \
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__root_fs_image_end = . ;
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#ifdef CONFIG_BLK_DEV_INITRD
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/* The initramfs archive. */
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#define INITRAMFS_CONTENTS \
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. = ALIGN (4) ; \
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___initramfs_start = . ; \
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*(.init.ramfs) \
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___initramfs_end = . ;
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#endif
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/* Where the initial bootmap (bitmap for the boot-time memory allocator)
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should be place. */
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#define BOOTMAP_CONTENTS \
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. = ALIGN (4096) ; \
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__bootmap = . ; \
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. = . + 4096 ; /* enough for 128MB. */
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/* The contents of a `typical' kram area for a kernel in RAM. */
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#define RAMK_KRAM_CONTENTS \
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__kram_start = . ; \
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TEXT_CONTENTS \
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DATA_CONTENTS \
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BSS_CONTENTS \
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RAMK_INIT_CONTENTS \
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__kram_end = . ; \
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BOOTMAP_CONTENTS
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/* Define output sections normally used for a ROM-resident kernel.
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ROM and RAM should be appropriate memory areas to use for kernel
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ROM and RAM data. This assumes that ROM starts at 0 (and thus can
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hold the interrupt vectors). */
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#define ROMK_SECTIONS(ROM, RAM) \
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.rom : { \
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INTV_CONTENTS \
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TEXT_CONTENTS \
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ROMK_INIT_ROM_CONTENTS \
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ROOT_FS_CONTENTS \
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} > ROM \
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\
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__rom_copy_src_start = . ; \
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\
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.data : { \
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__kram_start = . ; \
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__rom_copy_dst_start = . ; \
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DATA_CONTENTS \
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ROMK_INIT_RAM_CONTENTS \
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__rom_copy_dst_end = . ; \
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} > RAM AT> ROM \
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\
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.bss ALIGN (4) : { \
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BSS_CONTENTS \
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__kram_end = . ; \
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BOOTMAP_CONTENTS \
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} > RAM
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/* The 32-bit variable `jiffies' is just the lower 32-bits of `jiffies_64'. */
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_jiffies = _jiffies_64 ;
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/* Include an appropriate platform-dependent linker-script (which
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usually should use the above macros to do most of the work). */
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#ifdef CONFIG_V850E_SIM
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# include "sim.ld"
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#endif
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#ifdef CONFIG_V850E2_SIM85E2
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# include "sim85e2.ld"
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#endif
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#ifdef CONFIG_V850E2_FPGA85E2C
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# include "fpga85e2c.ld"
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#endif
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#ifdef CONFIG_V850E2_ANNA
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# ifdef CONFIG_ROM_KERNEL
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# include "anna-rom.ld"
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# else
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# include "anna.ld"
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# endif
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#endif
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#ifdef CONFIG_V850E_AS85EP1
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# ifdef CONFIG_ROM_KERNEL
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# include "as85ep1-rom.ld"
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# else
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# include "as85ep1.ld"
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# endif
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#endif
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#ifdef CONFIG_RTE_CB_MA1
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# ifdef CONFIG_ROM_KERNEL
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# include "rte_ma1_cb-rom.ld"
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# else
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# include "rte_ma1_cb.ld"
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# endif
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#endif
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#ifdef CONFIG_RTE_CB_NB85E
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# ifdef CONFIG_ROM_KERNEL
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# include "rte_nb85e_cb-rom.ld"
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# elif defined(CONFIG_RTE_CB_MULTI)
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# include "rte_nb85e_cb-multi.ld"
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# else
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# include "rte_nb85e_cb.ld"
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# endif
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#endif
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#ifdef CONFIG_RTE_CB_ME2
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# include "rte_me2_cb.ld"
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#endif
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