Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759019AbZCRUhv (ORCPT ); Wed, 18 Mar 2009 16:37:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753938AbZCRUcD (ORCPT ); Wed, 18 Mar 2009 16:32:03 -0400 Received: from 178-47-31-89.wifiinternet.cz ([89.31.47.178]:56243 "EHLO monstr.eu" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753998AbZCRUbq (ORCPT ); Wed, 18 Mar 2009 16:31:46 -0400 From: monstr@monstr.eu To: linux-kernel@vger.kernel.org Cc: john.williams@petalogix.com, Michal Simek Subject: [PATCH 16/57] microblaze_v7: vmlinux.lds.S - linker script Date: Wed, 18 Mar 2009 21:30:43 +0100 Message-Id: X-Mailer: git-send-email 1.5.5.1 In-Reply-To: <69ef4f976d86c870a97fbe4974c242c74acc477d.1237407249.git.monstr@monstr.eu> References: <1237408284-8674-1-git-send-email-monstr@monstr.eu> <0168f03c96e9479ede695a9859c8a0691baa8ef3.1237407249.git.monstr@monstr.eu> <4b5aee01d11fc790c7842838ea63a82ee3273003.1237407249.git.monstr@monstr.eu> <5f8b2a60496983f572ef6d3b4e2f986c167a8336.1237407249.git.monstr@monstr.eu> <20fd42a1e8837c7352d35d157aa3393e88152c32.1237407249.git.monstr@monstr.eu> <2f48efc353c11dfdfc7b052bdfe052b71c09ab23.1237407249.git.monstr@monstr.eu> <58cf06c85e07477170677b72ce3437af10476bec.1237407249.git.monstr@monstr.eu> <20227d6f2615060d6560785090513e251cbe2654.1237407249.git.monstr@monstr.eu> <69ef4f976d86c870a97fbe4974c242c74acc477d.1237407249.git.monstr@monstr.eu> In-Reply-To: <0168f03c96e9479ede695a9859c8a0691baa8ef3.1237407249.git.monstr@monstr.eu> References: <0168f03c96e9479ede695a9859c8a0691baa8ef3.1237407249.git.monstr@monstr.eu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3945 Lines: 186 From: Michal Simek Signed-off-by: Michal Simek --- arch/microblaze/kernel/vmlinux.lds.S | 163 ++++++++++++++++++++++++++++++++++ 1 files changed, 163 insertions(+), 0 deletions(-) create mode 100644 arch/microblaze/kernel/vmlinux.lds.S diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S new file mode 100644 index 0000000..67c0e24 --- /dev/null +++ b/arch/microblaze/kernel/vmlinux.lds.S @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2008 Michal Simek + * Copyright (C) 2008 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_BASE_ADDR; + + .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) + } + . = 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) + *(.exit.text) + *(.exit.data) + _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 = .; + } + + __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 = .; +} -- 1.5.5.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/