25 lines
981 B
Forth
25 lines
981 B
Forth
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\ *****************************************************************************
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\ * Copyright (c) 2004, 2008 IBM Corporation
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\ * All rights reserved.
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\ * This program and the accompanying materials
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\ * are made available under the terms of the BSD License
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\ * which accompanies this distribution, and is available at
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\ * http://www.opensource.org/licenses/bsd-license.php
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\ *
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\ * Contributors:
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\ * IBM Corporation - initial implementation
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\ ****************************************************************************/
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\ Define all timebase related words
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: tb@ ( -- tb )
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BEGIN tbu@ tbl@ tbu@ rot over <> WHILE 2drop REPEAT
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20 lshift swap ffffffff and or
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;
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: milliseconds ( -- ms ) tb@ d# 1000 * tb-frequency / ;
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: microseconds ( -- us ) tb@ d# 1000000 * tb-frequency / ;
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: ms ( ms-to-wait -- ) milliseconds + BEGIN milliseconds over >= UNTIL drop ;
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: get-msecs ( -- n ) milliseconds ;
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: us ( us-to-wait -- ) microseconds + BEGIN microseconds over >= UNTIL drop ;
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