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2<br />

Setup and Startup<br />

correspond to the letter codes shown in parentheses by the p command. For a full<br />

description of the format, see the reference entry for bootStringToStruct( ) in<br />

bootLib.<br />

This method can be useful if your workstation has programmable function keys.<br />

You can program a function key with a command line appropriate to your<br />

configuration.<br />

2<br />

Nonvolatile RAM (NVRAM)<br />

As noted previously, if your target CPU has nonvolatile RAM (NVRAM), all the<br />

values you enter in the boot parameters are retained in the NVRAM. In this case,<br />

you can let the boot program auto-boot without having a terminal connected to the<br />

target system.<br />

Customized Boot Programs<br />

See 4.7 Configuring and Building a VxWorks Boot Program, p.144 for instructions on<br />

creating a new boot program for your boot media, with parameters customized for<br />

your site. With this method, you no longer need to alter boot parameters before<br />

booting.<br />

BSPs Requiring TFTP on the Host<br />

Some Motorola boards that use Bug ROMs and that place boot code in flash require<br />

TFTP on the host in order to burn a new VxWorks image into flash. See your<br />

vendor documentation on how to burn flash for these boards.<br />

2.6.7 Booting a Target Without a Network<br />

You can boot a target that is not on a network most easily over a serial line with the<br />

Target Server File System (TSFS). The TSFS provides the target with direct access<br />

to the host’s file system. Using TSFS is simpler than configuring and using PPP or<br />

SLIP.<br />

To boot a target using TSFS, you must first reconfigure and rebuild the boot<br />

program, and copy it to the boot medium for your target (for example, burn a new<br />

boot ROM or copy it to a diskette). See 4.7 Configuring and Building a VxWorks Boot<br />

Program, p.144.<br />

Before you boot the target, configure a target server with the TSFS option and start<br />

it. See Target-Server Configuration Options, p.76.<br />

53

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