About PSP in assembly language programming

Hello, If any one could tell what actually a PSP is i.e. program segment prefix.. how it is useful in while simulating DOS copy command in assembly language???

Reply to
abha
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This is fairly well documented in

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Which is linked to by my page at the top of:

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The direct link for the PDF is:

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Fairly useful. Why are you asking, though? Hard to know what to say, otherwise.

Jon

Reply to
Jonathan Kirwan

it's the place where DOS store the command-line options.

Also you'll find two prepared FCBs there.

All this, and more, is covered in detail in Ralf Brown's Interrupt list, (google will get you to it)

Bye. Jasen

Reply to
jasen

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