1 files changed, 79 insertions, 0 deletions
diff --git a/src/roms/openbios/arch/ppc/qemu/tree.fs b/src/roms/openbios/arch/ppc/qemu/tree.fs
new file mode 100644
index 0000000..5b6bbc6
--- /dev/null
+++ b/src/roms/openbios/arch/ppc/qemu/tree.fs
@@ -0,0 +1,79 @@
+\   QEMU specific initialization code
+\
+\   This program is free software; you can redistribute it and/or
+\   modify it under the terms of the GNU General Public License
+\   as published by the Free Software Foundation
+\
+
+include config.fs
+
+\ -------------------------------------------------------------
+\ device-tree
+\ -------------------------------------------------------------
+
+" /" find-device
+\ Apple calls the root node device-tree
+" device-tree" device-name
+[IFDEF] CONFIG_PPC64 2 [ELSE] 1 [THEN] encode-int " #address-cells" property
+1 encode-int " #size-cells" property
+h# 05f5e100 encode-int " clock-frequency" property
+
+new-device
+	" cpus" device-name
+	1 encode-int " #address-cells" property
+	0 encode-int " #size-cells" property
+	external
+
+	: encode-unit ( unit -- str len )
+		pocket tohexstr
+	;
+
+	: decode-unit ( str len -- unit )
+		parse-hex
+	;
+
+finish-device
+
+new-device
+	" memory" device-name
+	" memory" device-type
+	external
+	: open true ;
+	: close ;
+finish-device
+
+new-device
+	" rom" device-name
+	h# ff800000 encode-int 0 encode-int encode+ " reg" property
+	1 encode-int " #address-cells" property
+	h# ff800000 encode-int h# 800000 encode-int encode+
+	h# ff800000 encode-int encode+ " ranges" property
+finish-device
+
+\ -------------------------------------------------------------
+\ /packages
+\ -------------------------------------------------------------
+
+" /packages" find-device
+
+	" packages" device-name
+	external
+	\ allow packages to be opened with open-dev
+	: open true ;
+	: close ;
+
+\ /packages/terminal-emulator
+new-device
+	" terminal-emulator" device-name
+	external
+	: open true ;
+	: close ;
+	\ : write ( addr len -- actual )
+	\	dup -rot type
+	\ ;
+finish-device
+
+\ -------------------------------------------------------------
+\ The END
+\ -------------------------------------------------------------
+device-end