1 \ *****************************************************************************
2 \ * Copyright (c) 2004, 2008 IBM Corporation
3 \ * All rights reserved.
4 \ * This program and the accompanying materials
5 \ * are made available under the terms of the BSD License
6 \ * which accompanies this distribution, and is available at
7 \ * http://www.opensource.org/licenses/bsd-license.php
10 \ * IBM Corporation - initial implementation
11 \ ****************************************************************************/
13 my-space pci-class-name type
15 my-space pci-device-generic-setup
20 30 config-l@ pci-find-fcode execute-rom-fcode
22 : check-display ( nodepath len -- true|false ) \ true if display found and "screen" alias set
23 \ check if display available, set screen alias
24 2dup find-node \ ( path len phandle|0 ) find node
26 \ node found, get "display-type" property
27 s" display-type" rot get-property ( path len true|propaddr proplen 0 )
29 ( path len propaddr proplen ) \ property found, check if the value is not "NONE"
30 s" NONE" 0 char-cat ( path len propaddr proplen str strlen ) \ null-terminated NONE string
32 ( path len ) \ "display-type" property is not "NONE" so we can set "screen" alias
33 s" screen" 2swap set-alias
34 true ( true ) \ return true
36 2drop false ( false ) \ return false
42 get-node node>path s" /NVDA,DISPLAY-A" $cat check-display
44 \ no display found on DISPLAY-A ... check DISPLAY-B
45 get-node node>path s" /NVDA,DISPLAY-B" $cat check-display
49 s" name" get-my-property drop s" ( " type type s" ) " type cr