54 lines
1.4 KiB
Forth
54 lines
1.4 KiB
Forth
\ tag: device interface structures
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\
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\ this code implements data structures used by the
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\ IEEE 1275-1994 Open Firmware Device Interface.
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\
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\ Copyright (C) 2003 Stefan Reinauer
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\
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\ See the file "COPYING" for further information about
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\ the copyright and warranty status of this work.
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\
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\ this file contains the struct definitions for the following
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\ device tree structures:
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\ device-node
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\ active-package
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\ property
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\ instance
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struct ( instance )
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/n field >in.instance-data \ must go first
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/n field >in.alloced-size \ alloced size
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/n field >in.device-node
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/n field >in.my-parent
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/n field >in.interposed
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4 cells field >in.my-unit
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2 cells field >in.arguments
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\ instance-data should be null during packet initialization
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\ this diverts access to instance variables to the dictionary
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constant inst-node.size
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struct ( device node )
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/n field >dn.isize \ instance size (must go first)
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/n field >dn.parent
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/n field >dn.child
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/n field >dn.peer
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/n field >dn.properties
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/n field >dn.methods
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/n field >dn.priv-methods
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/n field >dn.#acells
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/n field >dn.probe-addr
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inst-node.size field >dn.itemplate
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constant dev-node.size
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struct ( property )
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/n field >prop.next
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/n field >prop.name
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/n field >prop.addr
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/n field >prop.len
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constant prop-node.size
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struct ( active package )
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/n field >ap.device-str
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constant active-package.size
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