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### DOS-USB, miracle driver from Japan does the unthinkable ### |
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By Fernando Cassia |
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Friday 27 June 2003, 11:19 |
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(Reproduced from http://www.pcxt-micro.com/dos-usb.html) |
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Having an external USB CD-Writer or Harddisk works wonders as long as your oper… |
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Before you start scratching your head, let me repeat that this is not related t… |
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Imagine that you want to use Paragon Drive Backup, Powerquest's Drive Image, or… |
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Well, now you CAN. |
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The minor miracle here is using a driver file called USBASPI.SYS ("Panasonic v2… |
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However, it should be noted that this driver will only map mass storage devices… |
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Before you continue reading and decide to go out and do "bad things" let me men… |
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The Panasonic DOS drivers seem to work on most USB chipset implementations, inc… |
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Now the hairy details for DOS old-timers like myself who actually enjoy editing… |
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The driver switches you can use are: device=(path)\USBASPI.SYS [/e] [/o] [/u] [… |
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The driver scans all three USB controller specs by default, but you can limit w… |
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/e EHCI spec (USB 2.0) |
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/o OHCI spec (newer USB 1.x) |
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/u UHCI spec (older USB 1.x) |
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And so far I learned what these switches mean: |
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/w Wait, displays text message for attaching or swapping USB devices |
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/v Verbose, shows status messages - recommended |
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/l[=n] LUN, specifies highest LUN # to be attached to |
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device ID (default=0) |
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Example config.sys and autoexec.bat files on a DOS |
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Bootdisk with USB support for an USB CD- (ROM/R/RW) or Harddisk looks like this: |
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[config.sys] |
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DOS=HIGH,UMB |
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lastdrive=Z |
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device=HIMEM.SYS |
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REM The following line loads the universal USB-controller driver |
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devicehigh=USBASPI.SYS /v /w /e |
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REM the following is an ASPI mass storage driver for USB-connected HDs and Comp… |
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devicehigh=DI1000DD.SYS |
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REM The following one loads CD-ROM driver |
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devicehigh=USBCD.SYS /d:USBCD001 |
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[autoexec.bat] |
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@echo off |
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REM the following line adds a drive letter to the USB CD-(ROM/R/RW) mounted |
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LH MSCDEX /d:USBCD001 |
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* The required files above can be downloaded in zip format at the bottom of thi… |
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The Panasonic driver also seems to recognise some TI Cardbus controllers, makin… |
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=== Attachments ========================================== |
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dos-usb.zip |
