Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / openbios / forth / bootstrap / builtin.fs

diff --git a/qemu/roms/openbios/forth/bootstrap/builtin.fs b/qemu/roms/openbios/forth/bootstrap/builtin.fs
new file mode 100644 (file)
index 0000000..03f5fde
--- /dev/null
+++ b/qemu/roms/openbios/forth/bootstrap/builtin.fs
@@ -0,0 +1,28 @@
+\ tag: initialize builtin functionality
+\ 
+\ Copyright (C) 2003 Stefan Reinauer
+\ 
+\ See the file "COPYING" for further information about
+\ the copyright and warranty status of this work.
+\ 
+
+ 
+
+: init-builtin-terminal  ( -- )
+
+  \ define key, key? and emit
+  ['] (key) ['] key (to)
+  ['] (key?) ['] key? (to)
+  ['] (emit) ['] emit (to)
+
+  \ 2 bytes band guard on each side
+  100 #ib !
+  #ib @ dup             ( -- ibs ibs )
+  cell+ alloc-mem       ( -- ibs addr )
+  dup -rot              ( -- addr ibs addr )
+
+  /w + ['] ib (to)      \ assign input buffer
+  0 fill                \ erase tib
+  0 ['] source-id (to)  \ builtin terminal has id 0
+
+  ;