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Презентация на тему Windows XP Embedded Boot Options (Melbourne)

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Windows XP Embedded Boot Options (Melbourne)David Jones RMIT University Melbourne, Victoria, Australia300: Developing Windows Embedded Devices
Windows XP Embedded  Boot Options (Melbourne)David Jones RMIT University Melbourne, Victoria, AgendaMicrosoft Windows XP Embedded FeaturesCreating an XP Embedded ImageBoot up OverviewWindows XP Windows XP Embedded  Boot OptionsCan boot from a variety of media Windows XP  Embedded Features Thin ClientsNetwork DevicesOffice  AutomationKiosk/ATMGame PlatformsIndustrial AutomationRetail Point of SaleSet-Top BoxGateway/Media StoreWhat People Are Building Today Componentized version of Windows  XP Professional Same binaries as Windows XP Windows XP Embedded Service Pack 2: Changes to the Embedded-enabling Features Robust diskless system but want to use existing Windows XP-supported hardware peripheralsWindows Creating an XP Embedded Image Microsoft Windows Embedded Tools-1Target AnalyserInterrogates target system for devicesTa.exe, runs under DOSTap.exe, Microsoft Windows Embedded Tools-2Target DesignerSpecify imageWhich platformChoose a macroAdd other devicesFine tune DeploymentSuitably prepare target mediaCreate partition, set as active partition, reboot and formatCopy Creating an Windows XP Embedded ImageDavid Jones RMIT University Melbourne, Victoria, Australia300: Overview of Boot Up Boot DevicesNeed to read boot information and code Need to read operating Classifications of Boot Media Read/Write vs. Read-only mediaTypical storage is read/write. For Read-write and Read-only MediaRead/writeHard driveEmbedded DiskuDoc(Compact Flash)Read-only MediaCompact FlashCD-ROMNetwork Removable Vs. Fixed MediaFixed Media:Hard drive, solid-state hard driveRemovable mediaCF, USB MemoryRemovable Booting with Windows XP Embedded Windows XP Embedded Boot ModesHard driveRead/writeOverlaysHORM.OR Diskless:Solid State DevicesSolid State DiskFlash ROMCompact FlashUSBBootable CDNetwork Booting With Windows XP Embedded in 5 SecondsMedia needs to be configured A Typical Boot.ini FileThis will boot Windows XP Embedded from partition 1 Hard Drive: Read-write ModeCan build a Windows XP Embedded system to boot Enhanced Write Filter  (EWF) OverviewProtects a volume from write accessEnables boot EWF ModesNote: EWF Volume is created by First Boot Agent for first two modes. Disk OverlaysRead OnlyRead OnlyRead/Write by EWFChanges to C drive will appear to RAM OverlayWhen system is shutdown, overlay in RAM is lostUseful for stateless RAM Reg OverlayEWF configuration is skipped in FBAEWF is added to registry Note on EWF APIThere is an API for programmatic use of EWF Booting Windows XP Embedded from a Hard DriveDavid Jones RMIT University Melbourne, Booting Windows XP Embedded from CF CF TypesConsumer GradeMeant for use in consumer devices as removable bulk CF IssuesPros and Cons?Solid state? Robust? Removable? Can be adapted for IDE Using CF in an Embedded SystemCF has OS so is read by True IDE Mode: Fixed Disk ModeWhen pin 9 of CF is low CF ScenariosUse an OEM/Industrial grade CFGet utility from CF manufacturer to mark Booting from CF with Windows XP Embedded RAM Reg ModeHardware needsCF-IDE adapterCF EWF on CF Registry keysWindows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf] Boot a device in RAM Reg mode from CFBooting Windows XP Embedded Booting from Other Devices Embedded DisksCan have IDE interfacePlug in in place of a hard driveMore Solid State Disk DemosThe previous Disk Overlay Demo used an EmbedDisk.The Hibernate USBMany embedded SBC only have USB 1.1Not fast enough for boot processMust USB: M-Systems uDocM-Systems uDoc (USB DiskOnChip)Windows XP Embedded can be configured to Windows XP Embedded CD-ROM BootUse RAM Reg modeDevelop El Torito Bootable CD-ROMCD-ROM Booting From CD-ROMSlower boot than solid stateEasy deployment/update to multiple systemsSystem integrityCan Create imageNeed EWF componentsNTLDR, Registry, Management consoleNeed CDFSNeed El Torito ComponentSome others Using a pre-existing imageBooting Windows XP Embedded from CD-ROMDavid Jones RMIT University Windows XP Embedded HORM BootHibernate Once Resume ManyResume from same hibernated stateQuick Booting from HORMFast boot of system to known stateEasily extended/updatedDisable HORMReboot and HORM Boot: How toCreate image. NeedsEWF:RAM Overlay Mode, API, NTLDR, Management ConsolePower HORM: Key IssueThis uses Power Management componentThat only works if you have HORM: Hibernate Once Read ManyBooting a Windows XP Embedded HORM ImageDavid Jones Windows XP Embedded (REMOTE) Network BootBoot with device PXEPreboot eXecution EnvironmentImage downloaded Remote BootCreate a Windows XP Embedded image file (post FBA)Deploy that to Remote Boot: How toCreate image and run FBANo special componentsUse HD system David Jones RMIT University HORM: Hibernate Once Read ManyRemote Booting of a Windows XP Embedded imageDavid Boot Performance UsabilityHow much boot time will users suffer?CF boots in about 1 minuteOther Discussion: Collation of Boot Times  from Demos as Above ConclusionsWindows XP Embedded can be booted from a variety of mediaBesides using Resourceshttp://www.microsoft.com/communities/newsgroups/en-us/default.aspxSearch for Resources Contact:David JonesRMIT University, Melbourne Victoria, AustraliaSchool of Electrical & Computer Engineeringdavejones@rmit.edu.auhttp://babbage.sece.rmit.edu.au/embedded © 2006 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and
Слайды презентации

Слайд 2 Windows XP Embedded Boot Options (Melbourne)
David Jones RMIT University Melbourne,

Windows XP Embedded Boot Options (Melbourne)David Jones RMIT University Melbourne, Victoria, Australia300: Developing Windows Embedded Devices

Victoria, Australia
300: Developing Windows Embedded Devices


Слайд 3 Agenda
Microsoft Windows XP Embedded Features
Creating an XP Embedded

AgendaMicrosoft Windows XP Embedded FeaturesCreating an XP Embedded ImageBoot up OverviewWindows

Image
Boot up Overview
Windows XP Embedded Boot Options
Booting from:
Hard drive
Compact

Flash
Other devices:
Solid-state drives
CD-ROM
Network
Hibernated state
Boot Performance
Conclusions

Слайд 4 Windows XP Embedded Boot Options
Can boot from a

Windows XP Embedded Boot OptionsCan boot from a variety of media

variety of media
Including diskless systems
And even USB
As well

as CF and other Flash devices

Слайд 5 Windows XP Embedded Features

Windows XP Embedded Features

Слайд 6 Thin Clients
Network Devices
Office Automation
Kiosk/ATM
Game Platforms
Industrial Automation
Retail Point of Sale
Set-Top

Thin ClientsNetwork DevicesOffice AutomationKiosk/ATMGame PlatformsIndustrial AutomationRetail Point of SaleSet-Top BoxGateway/Media StoreWhat People Are Building Today

Box
Gateway/Media Store
What People Are Building Today


Слайд 7 Componentized version of Windows XP Professional
Same binaries

Componentized version of Windows XP Professional Same binaries as Windows XP

as Windows XP Professional
Fully compatible protocols
Support for all Windows

Device Drivers
Without modification/wrappers
Runs desktop Windows XP applications
Subject to resources, without modification
Full Win32 and Microsoft .NET API
.NET2
Embedded boot options
For example, from Compact Flash
Windows XP Embedded Service Pack 2: Security and boot options

Key features of Windows XP Embedded


Слайд 8 Windows XP Embedded Service Pack 2: Changes to the

Windows XP Embedded Service Pack 2: Changes to the Embedded-enabling Features

Embedded-enabling Features


Слайд 9 Robust diskless system but want to use existing

Robust diskless system but want to use existing Windows XP-supported hardware

Windows XP-supported hardware peripherals
Windows XP Embedded uses same peripherals

as desktop Windows XP
Windows XP Embedded can be booted from solid state devices. (For example, CF.)
Stateless system (always boots to the same state) with quick boot
Windows XP Embedded with CF and EWF (RAM Reg mode)
System of many stateless and diskless webpads
Windows XP Embedded with remote boot
Embedded device that runs desktop .NET applications and services
Windows XP Embedded runs same apps as desktop Windows XP

Some Windows XP Embedded Scenarios


Слайд 10 Creating an XP Embedded Image

Creating an XP Embedded Image

Слайд 11 Microsoft Windows Embedded Tools-1
Target Analyser
Interrogates target system for

Microsoft Windows Embedded Tools-1Target AnalyserInterrogates target system for devicesTa.exe, runs under

devices
Ta.exe, runs under DOS
Tap.exe, runs under XP
Can run on

existing desktop XP installation (best)
Can run from PXE boot using first XPE CD
Component Designer
Imports output from target analyser to create platform component
Can also import XP device installation files
Component Database
Stored in SQL 2000/5

Слайд 12 Microsoft Windows Embedded Tools-2
Target Designer
Specify image
Which platform
Choose a

Microsoft Windows Embedded Tools-2Target DesignerSpecify imageWhich platformChoose a macroAdd other devicesFine

macro
Add other devices
Fine tune settings
Resolve dependencies
Can auto-resolve
Repeat until all

OK.
Build Image
Generates image within file structure for deployment
Not a bound single file like nk.bin (CE)
Can create a single bound image file (.sdi)
Eg. Use for network boot

Слайд 13 Deployment
Suitably prepare target media
Create partition, set as active

DeploymentSuitably prepare target mediaCreate partition, set as active partition, reboot and

partition, reboot and format
Copy XPE build files to media
Must

copy hidden/system files as well
Can insert media into dev. machine and copy, eg. CF
Can do network copy
Run First Boot Agent (FBA)
Completes the run-time image build process by running a sequence of tasks on the target system
Eg. Plug and Play device detection, security installation, and network configuration.
Can add commands to FBA and specify when they will run during the FBA process

Слайд 14 Creating an Windows XP Embedded Image
David Jones RMIT University Melbourne, Victoria,

Creating an Windows XP Embedded ImageDavid Jones RMIT University Melbourne, Victoria,

Australia
300: Developing Windows Embedded Devices
A quick look at the

Microsoft Windows Embedded Tools


Слайд 15 Overview of Boot Up

Overview of Boot Up

Слайд 16 Boot Devices
Need to read boot information and code

Boot DevicesNeed to read boot information and code Need to read


Need to read operating system configuration and code
Both may

be same media or different

Flash
Compact Flash
USB
Memory Stick
uDoc
CD-ROM
El Torito

Electromechanical
Floppy
Hard drive
Solid State
Microdrive
DiskOnChip
Network
Remote boot


Слайд 17 Classifications of Boot Media
Read/Write vs. Read-only media
Typical

Classifications of Boot Media Read/Write vs. Read-only mediaTypical storage is read/write.

storage is read/write. For example, hard drive.
For Flash ROM/CF

with limited write cycles better to use as read-only, except for updates and occasional save state
Fixed vs. Removable
Can the OS storage be removed?
Physically/electrically
Stateless vs. Stateful
Is it a requirement that the device boots to the same pristine state? (Stateless) That is, discard transient state at shutdown
Local vs. Remote media
OS on local storage
OR get it from network server
Need network ROM

Слайд 18 Read-write and Read-only Media
Read/write
Hard drive
Embedded Disk
uDoc
(Compact Flash)
Read-only Media
Compact

Read-write and Read-only MediaRead/writeHard driveEmbedded DiskuDoc(Compact Flash)Read-only MediaCompact FlashCD-ROMNetwork

Flash
CD-ROM
Network


Слайд 19 Removable Vs. Fixed Media
Fixed Media:
Hard drive, solid-state hard

Removable Vs. Fixed MediaFixed Media:Hard drive, solid-state hard driveRemovable mediaCF, USB

drive
Removable media
CF, USB Memory
Removable media
Can't be partitioned (with Windows

tools)
Can't be made active partition disk
Hard to get to boot
CF can be marked as fixed and used as fixed in True IDE mode.


Слайд 20 Booting with Windows XP Embedded

Booting with Windows XP Embedded

Слайд 21 Windows XP Embedded Boot Modes
Hard drive
Read/write
Overlays
HORM
.OR Diskless:
Solid State

Windows XP Embedded Boot ModesHard driveRead/writeOverlaysHORM.OR Diskless:Solid State DevicesSolid State DiskFlash ROMCompact FlashUSBBootable CDNetwork

Devices
Solid State Disk
Flash ROM
Compact Flash
USB
Bootable CD
Network


Слайд 22 Booting With Windows XP Embedded in 5 Seconds
Media

Booting With Windows XP Embedded in 5 SecondsMedia needs to be

needs to be configured to boot using boot.ini file
Boot

partition needs to be marked as active
Boot.ini points to boot partition and OS directory
Need operating systems files on boot media
Not a single binary file like nk.bin with Windows CE*
That is, no boot loader program
Created with directory structure in Microsoft Windows Embedded System build process
Can do xcopy of files (/s /h) to media if it can be placed on development system
* Or use SDI: Bind files into one file that then can be deployed and unpacked
System needs to be configured (that is, in BIOS) to boot from that media

Слайд 23 A Typical Boot.ini File

This will boot Windows XP

A Typical Boot.ini FileThis will boot Windows XP Embedded from partition

Embedded from partition 1 on hard drive(media) 0 with

OS files in \Windows

[boot loader]
timeout=0
default=multi(0)disk(0)rdisk(0)partition(1)\WINDOWS
[operating systems]
multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Embedded" /fastdetect


Слайд 24 Hard Drive: Read-write Mode
Can build a Windows XP

Hard Drive: Read-write ModeCan build a Windows XP Embedded system to

Embedded system to boot from hard drive on a

standard desktop system
If it runs Windows XP it will boot Windows XP Embedded
Can multi-boot system to desktop Windows XP as well as Windows XP Embedded
TAP interrogation of system can be more thorough when done on an existing Windows XP desktop
Can build an Windows XP Embedded system in read-write HD mode on Virtual PC and VMWare emulators.
Can allow stateful system
All changes are preserved between boots
OR can use stateless
Disk Overlays (EWF Disk Mode)


Слайд 25 Enhanced Write Filter (EWF) Overview

Protects a volume from

Enhanced Write Filter (EWF) OverviewProtects a volume from write accessEnables boot

write access
Enables boot from read-only media such as CDROM

and flash
Can save write cycles to other media where desirable:
CF, Network
EWF Overlay
Protects contents of volume from writes by redirecting to alternative media
Eg Read/write storage, RAM
Like a transparency overlay
Can be consolidated into the volume or discarded
EWF Volume
Stores static EWF information about the volume being protected
Not the transient overlay data
Can be on protected volume, in registry

Слайд 26 EWF Modes
Note: EWF Volume is created by First

EWF ModesNote: EWF Volume is created by First Boot Agent for first two modes.

Boot Agent for first two modes.


Слайд 27
Disk Overlays
Read Only
Read Only
Read/Write by EWF
Changes to C

Disk OverlaysRead OnlyRead OnlyRead/Write by EWFChanges to C drive will appear

drive will appear to the OS as being to

C drive but will actually be written to EWF Disk Overlay

Can have multiple overlays. One active for write at a time .

EWF Overlay 3

EWF Overlay 2

EWF Overlay 1

Local Disk












Слайд 28 RAM Overlay
When system is shutdown, overlay in RAM

RAM OverlayWhen system is shutdown, overlay in RAM is lostUseful for

is lost
Useful for stateless system
Can commit overlay to protected

volume
Disk must be partition-able
Not CF in removable mode, not CDROM
Single overlay only

Read Only

Read Only

Read/Write by EWF


Слайд 29 RAM Reg Overlay
EWF configuration is skipped in FBA
EWF

RAM Reg OverlayEWF configuration is skipped in FBAEWF is added to

is added to registry after FBA and enabled
Useful:
Where

media is not partition-able
For removable media such as CF, USB
Minimizing CF write cycles
Can commit Overlay to disk if it is writeable

Read Only

Read/Write by EWF



C:\

Partition 1

Protected Volume


EWF Overlay

EWF config info stored in Registry

Registry

Disk

RAM



Слайд 30 Note on EWF API
There is an API for

Note on EWF APIThere is an API for programmatic use of

programmatic use of EWF overlays
eg. Sample app:
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnXPesp1/html/EWFAPI.asp
EWF API is

part of Windows XP Embedded install:
Include EWF API Component in Windows XP Embedded build
Use EWFAPI.DLL, EWFAPI.LIB, EWFAPI.H in programming
EWFAPI.LIB on Windows XP Embedded SP2 is incorrect file
Update: (May 2003 Q818822):
http://msdn.microsoft.com/embedded/downloads/xp/impQFE/default.aspx
May also need Power Management API:
Shutdown, Restart, etc. functionality
XPEPM.LIB, XPEPM.DLL, XPEPM.H
In VALUEADD\MSFT\XPEPM folder on Disk 1

Слайд 31 Booting Windows XP Embedded from a Hard Drive
David Jones RMIT

Booting Windows XP Embedded from a Hard DriveDavid Jones RMIT University

University Melbourne, Victoria, Australia
300: Developing Windows Embedded Devices
Demonstrate booting a

preconfigured Windows XP Embedded from a hard drive: with overlays.


Слайд 32 Booting Windows XP Embedded from CF

Booting Windows XP Embedded from CF

Слайд 33 CF Types
Consumer Grade
Meant for use in consumer devices

CF TypesConsumer GradeMeant for use in consumer devices as removable bulk

as removable bulk data storage
That is, cameras, PDAs, phones
300K

read-writes
OEM
For use in embedded systems
Wear-levelling
Hardware algorithm than avoids continuous rewrites to same location.
Industrial grade
Wider temperature ranges
Consumer grade CF are less expensive

Слайд 34 CF Issues
Pros and Cons
?Solid state
? Robust
? Removable
? Can

CF IssuesPros and Cons?Solid state? Robust? Removable? Can be adapted for

be adapted for IDE (CF-IDE adapter)
? May need to

mark as non-removable in IDE mode
? Need vendor utility
?Limited write cycles (300K)
? Wear-levelling in (some ?) OEM/Industrial grade CF
? Slower than diskonchip because of lack of DMA
SanDisk
SanDisk is inventor of CF
They provide consumer grade and OEM CF
Not industry grade CF (Temperature range aspect)
Flash Drives that boot Windows XP Embedded
http://www.seanliming.com/flashhelp.html

Слайд 35 Using CF in an Embedded System
CF has OS

Using CF in an Embedded SystemCF has OS so is read

so is read by CPU
Replaces hard disk of desktop

system
Issues:
Want to minimise writes to CF though
Marking CF as fixed
Need to get OS onto CF
USB CF Adapter

CF
In true ID mode


CPU

IDE Channel

CF to IDE Adapter

HD Power

CF Pin 9 grounded


Слайд 36 True IDE Mode: Fixed Disk Mode
When pin 9

True IDE Mode: Fixed Disk ModeWhen pin 9 of CF is

of CF is low it boot up the CF

enters a true IDE mode
With an adapter can be used in an IDE bus for storage (read/write)
Windows XP will not allow low-level formatting with non-fixed disks
fdisk and diskpart don't recognise it
So can't mark it as the active partition/disk
So can't boot from it with Windows XP Embedded
Need to mark the CF as fixed
Need a utility for that
Reversible
Note: CompactFlash ORG requires CFs to be delivered in removable mode
If using CF with single partition (RAM Reg mode) you may not need marked as fixed.

Слайд 37 CF Scenarios
Use an OEM/Industrial grade CF
Get utility from

CF ScenariosUse an OEM/Industrial grade CFGet utility from CF manufacturer to

CF manufacturer to mark CF as fixed
Confidentiality issues
If using,

Mode may not need to mark as fixed.
Implement as storage device for operating system
Implement enhanced write filter to minimise (or totally inhibit) writes to CF
Wear levelling also with OEM/Industrial grade CFs
Provide embedded systems with CFs
Use Consumer grade CF
The utility will work with only some CFs
Even within same batch
OK for development/teaching purposes

Слайд 38 Booting from CF with Windows XP Embedded RAM

Reg Mode

Hardware needs
CF-IDE adapter
CF marked as fixed
CF-USB adapter
Key Windows

XP Embedded Components
EWF Manager
Enhanced Write Filter
EWF NTLDR
EWF Registry keys
Create as XPe component
Next slide
Other
Disable "Start EWF Enabled
Disable the FBA DLL/COM


Prepare CF as bootable drive
Boot with Windows XP Embedded Disk 1
Copy files to disk
Use CF-USB adapter on dev machine
Xcopy /s /h
Get hidden files
Boot and let FBA run
When finally booted run EWFMGR on device and see that EWF is running in RAM Reg mode


Слайд 39 EWF on CF Registry keys
Windows Registry Editor Version

EWF on CF Registry keysWindows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf]

5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf]
"ErrorControl"=dword:00000001
"Group"="System Bus Extender"
"Start"=dword:00000000
"Type"=dword:00000001

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\ {71A27CDD-812A-11D0-BEC7-08002BE2092F}]
"UpperFilters"="Ewf"

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf\ Parameters]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf\ Parameters\Protected]

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ewf\ Parameters\Protected\Volume0]
"VolumeID"="{1EA414D1-6760-4625-8CBE-4F9F85A48E15}"
"Type"=dword:00000001
"ArcName"="multi(0)disk(0)rdisk(0)partition(1)"


Слайд 40 Boot a device in RAM Reg mode from

Boot a device in RAM Reg mode from CFBooting Windows XP

CF
Booting Windows XP Embedded from CF
David Jones RMIT University Melbourne, Victoria,

Australia
300: Developing Windows Embedded Devices

Слайд 41 Booting from Other Devices

Booting from Other Devices

Слайд 42 Embedded Disks
Can have IDE interface
Plug in in place

Embedded DisksCan have IDE interfacePlug in in place of a hard

of a hard drive
More robust than HD
Faster than CF
Can

be used as read-writeable HD
No need for overlays
No "set fixed mode" utility required
Rewrite 1 million +
10 MB/s read/write transfer rate
Lower capacity than CF


Слайд 43 Solid State Disk Demos
The previous Disk Overlay Demo

Solid State Disk DemosThe previous Disk Overlay Demo used an EmbedDisk.The

used an EmbedDisk.
The Hibernate Once Resume Many Demo also

uses and EmbedDisk

Слайд 44 USB
Many embedded SBC only have USB 1.1
Not fast

USBMany embedded SBC only have USB 1.1Not fast enough for boot

enough for boot process
Must have USB 2
USB (2) Memory

sticks are in not suitable XPe boot devices
USB is enabled late in boot process
USB devices are not fixed
M-Systems solution:
uDoc


Слайд 45 USB: M-Systems uDoc
M-Systems uDoc (USB DiskOnChip)
Windows XP Embedded

USB: M-Systems uDocM-Systems uDoc (USB DiskOnChip)Windows XP Embedded can be configured

can be configured to boot from this
Loads early in

boot process
Can be connected to USB socket on board
No need for EWF
Wear levelling technology
http://www.m-sys.com/site/en-US/Products/M-Module/M-Module/Products_/uDiskOnChip.htm
Easy to transfer image files (USB host adapter for module)
USB 2.0 Boot must be supported in BIOS

See: 300 Building Windows XP Embedded Devices for USB Boot

Слайд 46 Windows XP Embedded CD-ROM Boot
Use RAM Reg mode
Develop

Windows XP Embedded CD-ROM BootUse RAM Reg modeDevelop El Torito Bootable

El Torito Bootable CD-ROM
CD-ROM appears to be writeable via

overlay in RAM
Configure system to boot from CDROM

Слайд 47 Booting From CD-ROM
Slower boot than solid state
Easy deployment/update

Booting From CD-ROMSlower boot than solid stateEasy deployment/update to multiple systemsSystem

to multiple systems
System integrity
Can use hard disk-less system
General slow

depending upon image size and CD-ROM speed
Useful as a system tool

Слайд 48 Create image
Need EWF components
NTLDR, Registry, Management console
Need CDFS
Need

Create imageNeed EWF componentsNTLDR, Registry, Management consoleNeed CDFSNeed El Torito ComponentSome

El Torito Component
Some others needed
Place HD and CDROM in

IDE channel 1
FBA on target as <500M hard drive partition
Need an El-Torito CD in drive during FBA
Have 2nd partition for ISO image (900M)

Swap the HD and CDROM drive letters
Run ETPrep
Generate Boot CD ISO
Reboot with Windows XP Embedded CD1 into PXE
Create ISO file
Run HD2ISO
Copy ISO file to development machine
Burn CD
Remove HD
Place CD in target and boot

CD-ROM Boot: How To


Слайд 49 Using a pre-existing image
Booting Windows XP Embedded from

Using a pre-existing imageBooting Windows XP Embedded from CD-ROMDavid Jones RMIT

CD-ROM
David Jones RMIT University Melbourne, Victoria, Australia
300: Developing Windows Embedded Devices


Слайд 50 Windows XP Embedded HORM Boot
Hibernate Once Resume Many
Resume

Windows XP Embedded HORM BootHibernate Once Resume ManyResume from same hibernated

from same hibernated state
Quick boot
Stateless system
Normally when Windows boots,

the state information in the hibernation file is deleted by zeroing out the first page of the hibernation file
However, by using EWF, you can persist that state information from boot to boot
Reuse the same hibernated state



Слайд 51 Booting from HORM
Fast boot of system to known

Booting from HORMFast boot of system to known stateEasily extended/updatedDisable HORMReboot

state
Easily extended/updated
Disable HORM
Reboot and add changes
Recapture
Adds robustness to system
Adds

security
Use EWF with Hibernation:
Develop EWF system
Boot
Run required applications without closing
Hibernate
Persist same hibernation state after boot
Normally deleted
Volume remains protected

Слайд 52 HORM Boot: How to
Create image. Needs
EWF:
RAM Overlay Mode,

HORM Boot: How toCreate image. NeedsEWF:RAM Overlay Mode, API, NTLDR, Management

API, NTLDR, Management Console
Power Management
Computers
One of: ACPI PC,

Standard PC, ACPI Uniprocessor
Setting: Enable hibernation
Must have target's specific video driver
Build image
Create and place a file:
resmany.dat in root
Tells EWF that this is a HORM setup
Enables reuse of same hiberfile.sys file.

Check that hiberfile.sys is in root
dir /Ahs c:\hiberfil.sys
Use EWFMGR and XPEPM to manage HORM:
Enable EWF
EWFMGR c: -enable
To see status
EWFMGR c :
Hibernate system and enable HORM
XPEPM –Hibernate
Reboot system from hibernation
Can shutdown and restart to same state.
XPEPM –shutdown / -restart
Can commit changes to HD
EWFMGR c: -commit
Can commit and stop HORM
EWFMGR c: -commitanddisable -live


Слайд 53 HORM: Key Issue
This uses Power Management component
That only

HORM: Key IssueThis uses Power Management componentThat only works if you

works if you have the correct hardware drivers
Some things

are missed by TAP via PXE
Can get by with other boot configurations but not with Power Management
Need the correct Windows XP Video driver
Need various BUS drivers
Ref: "Troubleshooting Windows XP Embedded's blue screen "Stop 0x0000007B" error", Sean Liming
http://www.windowsfordevices.com/articles/AT6380158626.html

Слайд 54 HORM: Hibernate Once Read Many
Booting a Windows XP

HORM: Hibernate Once Read ManyBooting a Windows XP Embedded HORM ImageDavid

Embedded HORM Image
David Jones RMIT University Melbourne, Victoria, Australia
300: Developing Windows

Embedded Devices

Слайд 55 Windows XP Embedded (REMOTE) Network Boot
Boot with device

Windows XP Embedded (REMOTE) Network BootBoot with device PXEPreboot eXecution EnvironmentImage

PXE
Preboot eXecution Environment
Image downloaded to RAM from PXE server
Uses

TFTP
OS then boots from RAM Disk
No persist storage required:
Diskless system
Requirements:
About double normal RAM
PXE compatible BIOS and Network card
Remote boot PXE server
DHCP, PXE, TFTP


Слайд 56 Remote Boot
Create a Windows XP Embedded image file

Remote BootCreate a Windows XP Embedded image file (post FBA)Deploy that

(post FBA)
Deploy that to a server
Install RBS on Windows

Server from Windows XP Embedded disk 2
With DHCP
Target PXE (network) boots.
On getting DHCP response RBS uses MAC address to determine which image to return.
Note: Needs RAM 2 x image size
Image file gets downloaded to ram and system is generated from there.

Слайд 57 Remote Boot: How to
Create image and run FBA
No

Remote Boot: How toCreate image and run FBANo special componentsUse HD

special components
Use HD system on target
Create .SDI file from

booted image
Install Microsoft Windows Embedded Remote Boot Manager
On a Windows 2003 Server
With DHCP on the Server
Some Remote Boot Server-DHCP configuring
Configure boot
Place .SDI file on RBS
Configure PXE boot based upon MAC address
Enable Network boot on target and boot

Слайд 58 David Jones
RMIT University

David Jones RMIT University

Слайд 59 HORM: Hibernate Once Read Many
Remote Booting of a

HORM: Hibernate Once Read ManyRemote Booting of a Windows XP Embedded

Windows XP Embedded image
David Jones RMIT University Melbourne, Victoria, Australia
300: Developing

Windows Embedded Devices

Слайд 60 Boot Performance

Boot Performance

Слайд 61 Usability
How much boot time will users suffer?
CF boots

UsabilityHow much boot time will users suffer?CF boots in about 1

in about 1 minute
Other non CD boots < 1

minute
Network would depend upon many factors
Generally up to one minute to boot is suitable for most scenarios
For example, POS at start of day.
If stateless system goes down, can bring back up in pristine state within one minute
Enable Standby for more frequent power downs

Слайд 62 Discussion: Collation of Boot Times from Demos as Above

Discussion: Collation of Boot Times from Demos as Above

Слайд 63 Conclusions
Windows XP Embedded can be booted from a

ConclusionsWindows XP Embedded can be booted from a variety of mediaBesides

variety of media
Besides using a standard hard drive, it

can be booted from a CD-ROM and solid state media such as Compact Flash and Flash drives
Solid state boot media make the system physically more robust
Windows XP Embedded can be booted from read-only media which has significant reliability and security benefits
Windows XP Embedded systems can also be booted from a saved hibernation state which facilitates fast boot up
Network boot of Windows XP Embedded facilitates a network of diskless systems to be used

Слайд 64 Resources
http://www.microsoft.com/communities/newsgroups/en-us/default.aspx
Search for "Windows XP Embedded" "General Discussion"
MSDN

Resourceshttp://www.microsoft.com/communities/newsgroups/en-us/default.aspxSearch for

Training Course 2545C:
Windows XP Embedded Step by Step, Beau Cseri,

Annabooks/Rtc Books January 2003 Windows XP Embedded Advanced , Sean D. Liming, Annabooks/Rtc Books, October 2003

Some Books (Search on web):

http://msdn.microsoft.com/embedded/windowsXPembedded /default.aspx

MSDN-Embedded-XPe Website:

http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnanchor/
html/XPembedded.asp

MSDN Library:


Слайд 65 Resources
"Developing Solutions for Microsoft Windows XP Embedded"
XPe Newsgroup:
http://blogs.msdn.com/embedded/
Windows

Resources

XP Embedded Team Blog:
http://blogs.msdn.com/mikehall/
Mikehall's Embedded WEBlog:
http://www.seanliming.com/flashhelp.html
Flash Drives that boot

XPe

Stop by the MED Content Publishing Team Station in the Microsoft Pavilion or visit the MED Content Publishing Team Wiki site: http://msdn.microsoft.com/mobility/wiki

Need developer resources on this subject?


Слайд 66 Contact:
David Jones
RMIT University, Melbourne Victoria, Australia
School of Electrical

Contact:David JonesRMIT University, Melbourne Victoria, AustraliaSchool of Electrical & Computer Engineeringdavejones@rmit.edu.auhttp://babbage.sece.rmit.edu.au/embedded

& Computer Engineering
davejones@rmit.edu.au
http://babbage.sece.rmit.edu.au/embedded


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