Date: Thu, 24 Jun 2010 10:14:31 +0000 (UTC) From: "Jayachandran C." <jchandra@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r209502 - in head/sys: conf mips/conf Message-ID: <201006241014.o5OAEV7p057212@svn.freebsd.org>
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Author: jchandra Date: Thu Jun 24 10:14:31 2010 New Revision: 209502 URL: http://svn.freebsd.org/changeset/base/209502 Log: Add linker script and configuration file for n32 kernel. Approved by: rrs (mentor) Added: head/sys/conf/ldscript.mips.n32 (contents, props changed) head/sys/mips/conf/XLRN32 (contents, props changed) Added: head/sys/conf/ldscript.mips.n32 ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/conf/ldscript.mips.n32 Thu Jun 24 10:14:31 2010 (r209502) @@ -0,0 +1,303 @@ +/*- + * Copyright (c) 2001, 2004, 2008, Juniper Networks, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Juniper Networks, Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY JUNIPER NETWORKS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL JUNIPER NETWORKS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * JNPR: ldscript.mips,v 1.3 2006/10/11 06:12:04 + * $FreeBSD$ + */ + +OUTPUT_FORMAT("elf32-ntradbigmips", "elf32-ntradbigmips", + "elf32-ntradlittlemips") + +OUTPUT_ARCH(mips) +ENTRY(_start) +SEARCH_DIR(/usr/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; +PROVIDE (_DYNAMIC = 0); +*/ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = KERNLOADADDR + SIZEOF_HEADERS; + .text : + { + *(.trap) + *(.text) + *(.text.*) + *(.stub) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + *(.gnu.linkonce.t.*) + } =0x1000000 + .fini : + { + KEEP (*(.fini)) + } =0x1000000 + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } + .rodata1 : { *(.rodata1) } + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + .rel.init : { *(.rel.init) } + .rela.init : { *(.rela.init) } + .rel.text : + { + *(.rel.text) + *(.rel.text.*) + *(.rel.gnu.linkonce.t.*) + } + .rela.text : + { + *(.rela.text) + *(.rela.text.*) + *(.rela.gnu.linkonce.t.*) + } + .rel.fini : { *(.rel.fini) } + .rela.fini : { *(.rela.fini) } + .rel.rodata : + { + *(.rel.rodata) + *(.rel.rodata.*) + *(.rel.gnu.linkonce.r.*) + } + .rela.rodata : + { + *(.rela.rodata) + *(.rela.rodata.*) + *(.rela.gnu.linkonce.r.*) + } + .rel.data : + { + *(.rel.data) + *(.rel.data.*) + *(.rel.gnu.linkonce.d.*) + } + .rela.data : + { + *(.rela.data) + *(.rela.data.*) + *(.rela.gnu.linkonce.d.*) + } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.sdata : + { + *(.rel.sdata) + *(.rel.sdata.*) + *(.rel.gnu.linkonce.s.*) + } + .rela.sdata : + { + *(.rela.sdata) + *(.rela.sdata.*) + *(.rela.gnu.linkonce.s.*) + } + .rel.sbss : + { + *(.rel.sbss) + *(.rel.sbss.*) + *(.rel.gnu.linkonce.sb.*) + } + .rela.sbss : + { + *(.rela.sbss) + *(.rela.sbss.*) + *(.rel.gnu.linkonce.sb.*) + } + .rel.sdata2 : + { + *(.rel.sdata2) + *(.rel.sdata2.*) + *(.rel.gnu.linkonce.s2.*) + } + .rela.sdata2 : + { + *(.rela.sdata2) + *(.rela.sdata2.*) + *(.rela.gnu.linkonce.s2.*) + } + .rel.sbss2 : + { + *(.rel.sbss2) + *(.rel.sbss2.*) + *(.rel.gnu.linkonce.sb2.*) + } + .rela.sbss2 : + { + *(.rela.sbss2) + *(.rela.sbss2.*) + *(.rela.gnu.linkonce.sb2.*) + } + .rel.bss : + { + *(.rel.bss) + *(.rel.bss.*) + *(.rel.gnu.linkonce.b.*) + } + .rela.bss : + { + *(.rela.bss) + *(.rela.bss.*) + *(.rela.gnu.linkonce.b.*) + } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : + { + KEEP (*(.init)) + } =0x1000000 + .reginfo : { *(.reginfo) } + .sdata2 : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) } + .sbss2 : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) } + . = ALIGN(0x2000) + (. & (0x2000 - 1)); + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d.*) + SORT(CONSTRUCTORS) + } + .data1 : { *(.data1) } + .eh_frame : { KEEP (*(.eh_frame)) } + .gcc_except_table : { *(.gcc_except_table) } + .ctors : + { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + /* We don't want to include the .ctor section from + from the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } + .dtors : + { + KEEP (*crtbegin.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } + .plt : { *(.plt) } + _gp = ALIGN(16) + 0x7ff0; + .got : { *(.got.plt) *(.got) } + .dynamic : { *(.dynamic) } + /* We want the small data sections together, so single-instruction offsets + can access them all, and initialized data all before uninitialized, so + we can shorten the on-disk segment size. */ + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + _edata = .; + PROVIDE (edata = .); + __bss_start = .; + .sbss : + { + PROVIDE (__sbss_start = .); + PROVIDE (___sbss_start = .); + *(.dynsbss) + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + PROVIDE (__sbss_end = .); + PROVIDE (___sbss_end = .); + } + .bss : + { + *(.dynbss) + *(.bss) + *(.bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + /* Align here to ensure that the .bss section occupies space up to + _end. Align after .bss to ensure correct alignment even if the + .bss section disappears because there are no input sections. */ + . = ALIGN(64 / 8); + } + . = ALIGN(64 / 8); + _end = .; + PROVIDE (end = .); + /* Stabs debugging sections. */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + /* DWARF debug sections. + Symbols in the DWARF debugging sections are relative to the beginning + of the section so we begin them at 0. */ + /* DWARF 1 */ + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + /* GNU DWARF 1 extensions */ + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + /* DWARF 1.1 and DWARF 2 */ + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + /* DWARF 2 */ + .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + /* SGI/MIPS DWARF 2 extensions */ + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } + /* These must appear regardless of . */ +} Added: head/sys/mips/conf/XLRN32 ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/mips/conf/XLRN32 Thu Jun 24 10:14:31 2010 (r209502) @@ -0,0 +1,133 @@ +# XLRN32 -- Kernel configuration file for N32 kernel on XLR/XLS +# +# For more information on this file, please read the handbook section on +# Kernel Configuration Files: +# +# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html +# +# The handbook is also available locally in /usr/share/doc/handbook +# if you've installed the doc distribution, otherwise always see the +# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the +# latest information. +# +# An exhaustive list of options and more detailed explanations of the +# device lines is also present in the ../../conf/NOTES and NOTES files. +# If you are in doubt as to the purpose or necessity of a line, check first +# in NOTES. +# +# $FreeBSD$ + +machine mips +cpu CPU_MIPS4KC +ident XLR + +makeoptions MODULES_OVERRIDE="" +makeoptions TARGET_BIG_ENDIAN + +include "../rmi/std.xlr" + +makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols +makeoptions ARCH_FLAGS="-march=mips64 -mabi=n32" +makeoptions LDSCRIPT_NAME=ldscript.mips.n32 + +#profile 2 + +options SCHED_ULE # ULE scheduler +#options VERBOSE_SYSINIT +#options SCHED_4BSD # 4BSD scheduler +options SMP +options PREEMPTION # Enable kernel thread preemption +#options FULL_PREEMPTION # Enable kernel thread preemption +options INET # InterNETworking +options INET6 # IPv6 communications protocols +options FFS # Berkeley Fast Filesystem +#options SOFTUPDATES # Enable FFS soft updates support +options UFS_ACL # Support for access control lists +options UFS_DIRHASH # Improve performance on big directories +options NFSCLIENT +options NFS_ROOT +# +options BOOTP +options BOOTP_NFSROOT +options BOOTP_NFSV3 +options BOOTP_WIRED_TO=rge0 +options BOOTP_COMPAT +options ROOTDEVNAME=\"nfs:10.1.1.8:/usr/extra/nfsroot\" +# +#options MD_ROOT # MD is a potential root device +#options MD_ROOT_SIZE=27000 +#options MD_ROOT_SIZE=5120 +#options ROOTDEVNAME=\"ufs:md0\" +options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions +options HZ=1000 +options NO_SWAPPING + +#Debugging options +options KTRACE # ktrace(1) support +options DDB +options KDB +options GDB +options ALT_BREAK_TO_DEBUGGER +#options DEADLKRES #Enable the deadlock resolver +options INVARIANTS #Enable calls of extra sanity checking +options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS +#options WITNESS #Enable checks to detect deadlocks and cycles +#options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed +#options KTR # ktr(4) and ktrdump(8) support +#options KTR_COMPILE=(KTR_LOCK|KTR_PROC|KTR_INTR|KTR_CALLOUT|KTR_UMA|KTR_SYSC|KTR_CRITICAL) +#options KTR_ENTRIES=131072 +#options MUTEX_DEBUG +#options MUTEX_PROFILING + +device pci +#device ata +#device atadisk +#options XLR_PERFMON # Enable XLR processor activity monitoring +options BREAK_TO_DEBUGGER +#device genclock +device uart +# Pseudo +device loop +device random +device md +device mem +device pty +device bpf + +# Network +device miibus +device rge +device ether +device re +device msk + +device da +device scbus +#device ohci # OHCI PCI->USB interface +device ehci # EHCI PCI->USB interface (USB 2.0) +device usb # USB Bus (required) +options USB_DEBUG # enable debug msgs +#device udbp # USB Double Bulk Pipe devices +#device ugen # Generic +#device uhid # "Human Interface Devices" +device umass # Disks/Mass storage - Requires scbus and da + +#device cfi + +#i2c +# Not yet +#device ic +#device iic +#device iicbb +#device iicbus +#device xlr_rtc +#device xlr_temperature +#device xlr_eeprom + +#crypto +# Not yet +#device cryptodev +#device crypto +#device rmisec +options ISA_MIPS64 +makeoptions KERNLOADADDR=0x80100000
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