1 files changed, 71 insertions, 0 deletions
diff --git a/roms/SLOF/slof/fs/usb/dev-hci.fs b/roms/SLOF/slof/fs/usb/dev-hci.fs
new file mode 100644
index 000000000..685280ce3
--- /dev/null
+++ b/roms/SLOF/slof/fs/usb/dev-hci.fs
@@ -0,0 +1,71 @@
+\ *****************************************************************************
+\ * Copyright (c) 2006, 2012, 2013 IBM Corporation
+\ * All rights reserved.
+\ * This program and the accompanying materials
+\ * are made available under the terms of the BSD License
+\ * which accompanies this distribution, and is available at
+\ * http://www.opensource.org/licenses/bsd-license.php
+\ *
+\ * Contributors:
+\ *     IBM Corporation - initial implementation
+\ ****************************************************************************/
+\ *
+\ * [OEX]HCI functions
+\ *
+\ ****************************************************************************
+
+\ ( num $name type )
+
+VALUE usb_type \ USB type
+
+\ Open Firmware Properties
+device-type
+s" usb"
+
+rot
+VALUE usb_num                           \ controller number
+usb_num $cathex strdup			\ create alias name
+2dup find-alias 0= IF
+   get-node node>path set-alias
+ELSE 3drop THEN
+
+/hci-dev BUFFER: hcidev
+usb_num hcidev usb-setup-hcidev
+TRUE VALUE first-time-init?
+0 VALUE open-count
+
+false VALUE dev-hci-debug?
+
+1 encode-int s" #address-cells" property
+0 encode-int s" #size-cells" property
+
+\ converts physical address to text unit string
+: encode-unit ( port -- unit-str unit-len ) 1 hex-encode-unit ;
+
+\ Converts text unit string to phyical address
+: decode-unit ( addr len -- port ) 1 hex-decode-unit ;
+
+: get-hci-dev ( -- hcidev )
+    hcidev
+;
+
+: hc-cleanup ( -- )
+    my-phandle set-node
+    dev-hci-debug? IF ." USB-HCI: Cleaning up " pwd cr THEN
+    hcidev USB-HCD-EXIT
+    0 set-node
+;
+
+: open   ( -- true | false )
+    true
+;
+
+: close
+;
+
+\ create a new entry to cleanup and suspend HCI
+\ after first init
+first-time-init? IF
+   ['] hc-cleanup add-quiesce-xt
+   false to first-time-init?
+THEN