103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/* This file is part of the program psim.
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Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef HW_TREE
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#define HW_TREE
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struct hw *hw_tree_create
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(SIM_DESC sd,
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const char *device);
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struct hw *hw_tree_parse
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(struct hw *root,
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const char *fmt,
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...) __attribute__ ((format (printf, 2, 3)));
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void hw_tree_finish
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(struct hw *root);
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void hw_tree_print
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(struct hw *root);
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/* Tree traversal::
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The entire device tree can be traversed using the
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<<device_tree_traverse()>> function. The traversal can be in
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either prefix or postfix order.
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*/
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typedef void (hw_tree_traverse_function)
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(struct hw *device,
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void *data);
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void hw_tree_traverse
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(struct hw *root,
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hw_tree_traverse_function *prefix,
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hw_tree_traverse_function *postfix,
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void *data);
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/* Tree lookup::
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The function <<hw_tree_find_device()>> will attempt to locate the
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specified device within the tree. If the device is not found a
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NULL device is returned.
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*/
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struct hw * hw_tree_find_device
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(struct hw *root,
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const char *path);
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const struct hw_property *hw_tree_find_property
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(struct hw *root,
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const char *path_to_property);
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int hw_tree_find_boolean_property
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(struct hw *root,
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const char *path_to_property);
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signed_cell hw_tree_find_integer_property
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(struct hw *root,
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const char *path_to_property);
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#if NOT_YET
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device_instance *hw_tree_find_ihandle_property
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(struct hw *root,
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const char *path_to_property);
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#endif
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const char *hw_tree_find_string_property
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(struct hw *root,
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const char *path_to_property);
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/* Perform a soft reset on the created tree. */
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void hw_tree_reset
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(struct hw *root);
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#endif
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