forked from Imagelibrary/rtems
26 lines
467 B
C
26 lines
467 B
C
/*
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* AMBA Plug & Play routines
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*
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* COPYRIGHT (c) 2011
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* Aeroflex Gaisler
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <ambapp.h>
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/* Get bus depth a device is located at */
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int ambapp_depth(struct ambapp_dev *dev)
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{
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int depth = 0;
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do {
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dev = ambapp_find_parent(dev);
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depth++;
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} while (dev);
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return depth - 1;
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}
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