free basic architecture software

Tài liệu How Open Is the Future- Economic, Social & Cultural Scenarios Inspired by Free & Open-Source Software (Crosstalks) pdf

... that this means free as in free speech, not free beer’. Free software isnot about money, but about principles. The four principles of freedom include: thefreedom to use, the freedom to redistribute ... goal is to mobilise people to use free software and to refrain totally from usingnon -free software. Stallman’s advocacy work is based on a strong moral appeal. Free 45Will the revolution be open-sourced? ... acopyleft program is also free and copyleft.23Stallman founded the Free Software Foundation in 1985as a tax-exempt charity for free software development.24Dur-ing the 1980s he managed to recruit...

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Best free software-Phần Mềm

Danh mục: Tin học

... Các phần mềm miễn phí hay:nBINDER 3.0 Nén, bảo vệ và đóng gói dữ liệu (free) nBinder là chương trình miễn phí cho phép nén các tập tin thi hành mà không làm thay đổi ... trình có dung lượng 157 kb, tải tại www.nemokprod.go.ro hay www.echip.com.vnAccess Manager 2.0 ( free) Chương trình quản lý mật khẫu miễn phí đơn giản và dễ sử dụng. Người sử dụng dùng 1 mật ... password). Chương trình nặng 1,63MB, tải tại www.access-manager.co.uk hay www.echip.com.vnROTATE 1.02 (free) xoay màn hình theo ý muốnIRotate là chương trình cho phép bạn xoay chuyển màn hình theo các...

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Free Software tools for embedded systems

Danh mục: Kỹ thuật lập trình

... ) and can boot several operating systems (Linux, uClinux, and others)Softgun: http://softgun.sourceforge.netVirtual ARM system with many virtual onboard peripherals. Boots Linux.SWARM Software ARM arm7 emulatorhttp://www.cl.cam.ac.uk/~mwd24/phd/swarm.htmlCan run uClinux13 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008klibchttp://www.kernel.org/pub/linux/libs/klibc/“Kernel C library”Tiny and minimalistic C library designed for use in an initramfs at boot time (alternative to initrds).Fine for the creation of simple shell scripts.Ships with small executables for use in shells, built with klibc,and a klcc compiler to compile your own applications.Not elaborate enough to support BusyBox applications.Useful details in http://en.wikipedia.org/wiki/Klibc19 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Platform specific toolchains (1)ARMCode Sourcery (supports GNU/Linux, EABI and uClinux):http://www.codesourcery.com/gnu_toolchains/arm/Also available for Windows workstations.MIPShttp://www.linuxmips.org/wiki/Toolchains (useful links)6 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Training contents (3)AnnexesAutomatic system generation with BitBake / OpenEmbedded33 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Other emulatorsColdFire emulatorhttp://www.slicer.ca/coldfire/Can boot uClinux37 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Minicom (1)Definition: serial communication programAvailable in all GNU / Linux distributionsCapabilities (all through a serial link):Serial console to a remote Unix systemFile transferModem control and dialupSerial port configuration50 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Denx Software Engineeringhttp://denx.deCreated by Wolfgang Denk,the author of the UBoot bootloader.Create and support the Embedded Linux Development Kit (ELDK),a complete and well documented development environment.This kit is not only Free Software, it can be downloaded freely by anyone.A great community member and contributor!15 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008 Free Software tools for embedded systemsGNU / Linux workstationCrosscompiling toolchains9 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008uClibchttp://www.uclibc.org/ from CodePoet ConsultingLicense: LGPLLightweight C library for small embedded systems, with most features though.The whole Debian Woody was ported to it ... ) and can boot several operating systems (Linux, uClinux, and others)Softgun: http://softgun.sourceforge.netVirtual ARM system with many virtual onboard peripherals. Boots Linux.SWARM Software ARM arm7 emulatorhttp://www.cl.cam.ac.uk/~mwd24/phd/swarm.htmlCan run uClinux13 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008klibchttp://www.kernel.org/pub/linux/libs/klibc/“Kernel C library”Tiny and minimalistic C library designed for use in an initramfs at boot time (alternative to initrds).Fine for the creation of simple shell scripts.Ships with small executables for use in shells, built with klibc,and a klcc compiler to compile your own applications.Not elaborate enough to support BusyBox applications.Useful details in http://en.wikipedia.org/wiki/Klibc19 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Platform specific toolchains (1)ARMCode Sourcery (supports GNU/Linux, EABI and uClinux):http://www.codesourcery.com/gnu_toolchains/arm/Also available for Windows workstations.MIPShttp://www.linuxmips.org/wiki/Toolchains (useful links)6 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Training contents (3)AnnexesAutomatic system generation with BitBake / OpenEmbedded33 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Other emulatorsColdFire emulatorhttp://www.slicer.ca/coldfire/Can boot uClinux37 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Minicom (1)Definition: serial communication programAvailable in all GNU / Linux distributionsCapabilities (all through a serial link):Serial console to a remote Unix systemFile transferModem control and dialupSerial port configuration50 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Denx Software Engineeringhttp://denx.deCreated by Wolfgang Denk,the author of the UBoot bootloader.Create and support the Embedded Linux Development Kit (ELDK),a complete and well documented development environment.This kit is not only Free Software, it can be downloaded freely by anyone.A great community member and contributor!15 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008 Free Software tools for embedded systemsGNU / Linux workstationCrosscompiling toolchains9 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008uClibchttp://www.uclibc.org/ from CodePoet ConsultingLicense: LGPLLightweight C library for small embedded systems, with most features though.The whole Debian Woody was ported to it ... Support servicesUseful if you don't have your own support resourcesLong term support commitment, even for versions considered as obsolete by the community, but not by your users!44 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Commercial toolsetsCaution: commercial doesn't mean proprietary!Vendors play fair with the GPL and do make their source code available to their users, and most of the time, to the community.As long as they distribute the sources to their users, the GPL doesn't require vendors to share their sources with any third party.No issue with all the GPL sources developed by or with the community.Graphical toolkits developed by the vendors look proprietary. Their licenses are not advertised on their websites! You have to be a customer to know or get a free preview kit to know.35 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008 Free Software tools for embedded systemsGNU / Linux workstationVarious tools34 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Emulators SummarySystem emulatorsUseful to experiment with a full system, including the kernelqemu: x86, x86_64, arm, sparc, ppc, mipsSkyEye: several arm architecturesUser emulatorsUseful to run or debug user space binaries for other CPUsqemu: x86, arm, sparc, ppc, mips20 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Platform specific toolchains (2)ColdfireCode Sourcery (supports ELF, GNU/Linux and uClinux):http://www.codesourcery.com/gnu_toolchains/coldfirePowerPCCode Sourcery (supports GNU/Linux and EABI)http://www.codesourcery.com/gnu_toolchains/power.html49 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Sysgo Koan Software http://sysgo.comELinOS development toolset,in particular based on Eclipseand the Linux Trace Toolkit.Includes FreeToolBox, a freely downloadable compiling and rootfs creating toolchain.Supports i386, arm and ppc.Hard realtime support with their own microkernel (PikeOS),an approach similar to RTAI.http://koansoftware.comMakers of KaeilOS(http://koansoftware.com/kaeilos/), a GPL embedded Linux distribution for industrial applications.KaeilOS supports i386 and popular arm platforms. Other platforms supported upon request.Includes several graphical toolkits and supports hard realtime (RTAI, Xenomai, preemption patches).Unfortunately, KaeilOS is GPL but not available for public download.16 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Standalone toolchain buildBuilding a crosscompiling toolchain by yourself is a difficult and painful task! Can take days or weeks!Lots of details to learn. Several components to build(building gcc twice: once for gcc + once for compilers that need the C library).Lots of decisions to make(such as C library version and configuration for your platform)Need kernel headers and C library sourcesNeed to be familiar with current gcc issues and patches on your platformUseful to be familiar with building and configuring toolshttp://www.aleph1.co.uk/armlinux/docs/toolchain/toolchHOWTO.pdfcan show you how fun it can be!21 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Toolchain building utilitiesBuildroot: http://buildroot.uclibc.org/Dedicated Makefile to build uClibc based toolchainsand even entire root filesystems.Downloads sources and applies patches.Crosstool: http://www.kegel.com/crosstool/Dedicated script to build glibc based toolchainsDoesn’t support uClibc yet.Downloads sources and applies patches.26 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008Toolchains useful resourceseLinux.org toolchain page:http://elinux.org/Tool_Chains29 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008 Free Software tools for embedded systemsGNU / Linux workstationEmulators8 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008glibchttp://www.gnu.org /software/ libc/License: LGPLC library from the GNU projectDesigned for performance, standards compliance and portabilityFound on all GNU / Linux host systemsQuite big for small embedded systems: about 1.7 MB on Familiar Linux iPAQs (libc: 1.2 MB, libm: 500 KB)36 Free Software tools for embedded systems© Copyright 20042008, Free ElectronsCreative Commons AttributionShareAlike 2.5 licensehttp:/ /free electrons.comJan 24, 2008chrootAvailable in all GNU/Linux distributionsUsage:chroot <dir> [command]Runs a command or an interactive shellwith a special root directory.Standard usage: Internet serversServices executed in chroot jails: even when compromised,the service cannot gain access to the rest of the system.Usage for embedded system development:Develop and test a new root filesystem on the development host.Very easy to use when the host and target have the same CPU instruction set.Used by LFS (Linux From Scratch).Also used by Scratchbox: Qemu makes the usage of target binaries transparent./binlibetchttp/libetcbinchrootjail...

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Basic Router Operation - Backing Up and Restoring Router Configuration Files and IOS Software Images

Danh mục: Chứng chỉ quốc tế

... IOS software image to your TFTP server.What command backs up your IOS software image to your TFTP server?______________________________Refer to the Backing Up Software Images section of the Basic ... more information about finding TFTP software, see Backing Up Router Configuration Files in the Basic Router Maintenance and Troubleshooting section of the Basic Router Operation Tutorial.TIPMany ... router IOS software image from a TFTP serverStep 4-1Restore the IOS software image you saved to the TFTP server in Task 2 to your router's Flash memory.What command restores the IOS software...

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Software architecture

Danh mục: Kỹ thuật lập trình

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Software architecture design pattern in java (giaotrinhchinh)

Danh mục: Kỹ thuật lập trình

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Tài liệu Basic Router Operation - Backing Up and Restoring Router Configuration Files and IOS Software Images doc

Danh mục: Kỹ thuật lập trình

... IOS software image to your TFTP server.What command backs up your IOS software image to your TFTP server?______________________________Refer to the Backing Up Software Images section of the Basic ... more information about finding TFTP software, see Backing Up Router Configuration Files in the Basic Router Maintenance and Troubleshooting section of the Basic Router Operation Tutorial.TIPMany ... router IOS software image from a TFTP serverStep 4-1Restore the IOS software image you saved to the TFTP server in Task 2 to your router's Flash memory.What command restores the IOS software...

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Tài liệu CUSTOMER RELATION MANAGERMENT Software Architecture and Detailed Design docx

Danh mục: Tiếp thị - Bán hàng

... Side 192.5.2 Other Sides 192.6 Hardware and Software requirement 192.6.1 Handheld Device 192.6.2 Software 20S3I Confidential 5/54/Routepad _Architecture_ and_Detailed_Design v1.03.6.8.2 ... 28/54/Routepad _Architecture_ and_Detailed_Design v1.0Figure 35. New Customer Activity Diagram3.6.9.1.3 Class DiagramS3I Confidential 45/54/Routepad _Architecture_ and_Detailed_Design v1.0SRS Software ... Routepad _Architecture_ and_Detailed_Design v1.03.6.2.2 Activity DiagramFigure 20. Route Management Activity DiagramS3I Confidential 32/54/Routepad _Architecture_ and_Detailed_Design...

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Tài liệu Free As in Freedom: Richard Stallman''''s Crusade for Free Software pdf

Danh mục: Tin học văn phòng

... other free programs whose distribution conditions are different, write to the author to ask for permission. For software that is copyrighted by the Free Software Foundation, write to the Free Software ... will be guided by the two goals of preserving the free status of all derivatives of our free software and of promoting the sharing and reuse of software generally. "To compare something ... expand the Free as in Freedom story as events warrant. If you choose to take the latter course, please review Appendix C of this book. It provides a copy of your rights under the GNU Free Documentation...

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Tài liệu Báo cáo khoa học: "The Software Architecture for the First Challenge on Generating Instructions in Virtual Environments" docx

Danh mục: Báo cáo khoa học

... 33–36,Athens, Greece, 3 April 2009.c2009 Association for Computational LinguisticsThe Software Architecture for theFirst Challenge on Generating Instructions in Virtual EnvironmentsAlexander ... evaluation, thenature of the data we collect, and our scientiﬁcgoals. Then we explain the software architecture behind the scenes and sketch the API that concreteNLG systems must implement ... Architecture A crucial aspect of the GIVE evaluation methodol-ogy is that it physically separates the user and theNLG system and connects them over the Internet.To achieve this, the GIVE software...

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Producing Open Source Software - How to Run a Successful Free Software Project pptx

Danh mục: Cao đẳng - Đại học

... worldwide body of free software. It would be tempting to say that free software projects fail for the same sorts of reasons proprietary software projects do. Certainly, free software has no monopoly ... word " ;free& quot; was so prevalent that free software programmers eventually evolved a standard formula in response: "It's free as in freedom—think free speech, not free beer." ... word " ;free& quot; itself. On first hearing the term " ;free software& quot;many people mistakenly think it means just "zero-cost software. " It's true that all free software...

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Báo cáo khoa học: "THE DESIGN OF THE KERNEL ARCHITECTURE FOR THE EUROTRA* SOFTWARE" pptx

Danh mục: Báo cáo khoa học

... -~ text For many software engineering projects this might be an entirely adequate architecture to support the design of problem oriented systems. In OUr case, however, an architecture of this ... set of software tools that enable the system developers to adapt the system to changes with a minimal amount of effort, i.e. a system generator. Thus, we reject the view that the architecture ... Computational Paradigm for MT Software The computational paradigm we have chosen for the systems to be generated is the one of expert systems because the design of software for an MT system...

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Two Bits - The Cultural Significance of Free Software ppt

Danh mục: Cao đẳng - Đại học

... book about Free Software, also known as Open Source Software, and is meant for anyone who wants to understand the cultural signicance of Free Software. Two Bits explains how Free Software works ... he was introduced to , C programming, EMACS, Usenet, Free Soft-ware, and the Free Software Foundation. But he was not a Free Software hacker; indeed, he resisted my attempts to call him ... practices of Free Software, such as Creative Commons, the Connexions project, and the Open Access movement in science. These latter instances may or may not be Free Software, or even software ...

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Free for All How Linux and the Free Software Movement Undercut the High-Tech Titans pot

Danh mục: Phần cứng

... four main principles:The freedom to run the program, for any purpose (freedom 0).1The freedom to study how the program works, and adapt it to your needs(freedom 1).The freedom to redistribute ... as an absentminded profes-12 … FREE FOR ALLFreeForAll/1-138/repro 4/21/00 11:44 AM Page 12stop people from working on free software if they wanted to hack. Thefreedom to create was more powerful ... opinion, maybe that was a bit too harsh ;-)Most new free software users soon discover that freedom isn’t alwayseasy. If you want to get free software, you’re going to have to put insome work....

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Producing Open Source Software How to Run a Successful Free Software Project docx

Danh mục: Phần cứng

... enjoyed working on free software, many developers did not consider proprietary software a social evil. There were people whofelt a moral impulse to rid the world of " ;software hoarding" ... their own words:The Open Source Initiative is a marketing program for free software. It's a pitch for" ;free software& quot; on solid pragmatic grounds rather than ideological tub-thumping. ... source,but the name. Why not call it, as we traditionally have, free software? One direct reason is that the term " ;free software& quot; is easily misunderstood in ways thatlead to conflict....