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\ *****************************************************************************
\ * Copyright (c) 2011 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
\ ****************************************************************************/
\ ." Populating " pwd cr
s" network" device-type
INSTANCE VARIABLE obp-tftp-package
virtio-setup-vd VALUE virtiodev
0 VALUE virtio-net-priv
0 VALUE open-count
\ Set up MAC address from config virtqueue
6 BUFFER: local-mac
: setup-mac ( -- )
s" local-mac-address" get-node get-property not IF 2drop EXIT THEN
6 0 DO
virtiodev i 1 virtio-get-config
local-mac i + c!
LOOP
local-mac 6 encode-bytes s" local-mac-address" property
;
: open ( -- okay? )
open-count 0= IF
open IF
\ my-unit 1 rtas-set-tce-bypass
virtiodev virtio-net-open not IF ." virtio-net-open failed" false EXIT THEN
TO virtio-net-priv
setup-mac true
ELSE
false
THEN
ELSE
true
THEN
my-args s" obp-tftp" $open-package obp-tftp-package !
open-count 1 + to open-count
;
: close ( -- )
open-count 0> IF
open-count 1 - dup to open-count
0= IF
virtio-net-priv virtio-net-close
\ my-unit 0 rtas-set-tce-bypass
close
THEN
THEN
s" close" obp-tftp-package @ $call-method
;
: read ( buf len -- actual )
dup IF
virtio-net-read
ELSE
nip
THEN
;
: write ( buf len -- actual )
dup IF
virtio-net-write
ELSE
nip
THEN
;
: load ( addr -- len )
s" load" obp-tftp-package @ $call-method
;
: ping ( -- )
s" ping" obp-tftp-package @ $call-method
;
: setup-alias ( -- )
" net" get-next-alias ?dup IF
get-node node>path set-alias
THEN
;
setup-alias
\ Create instance, this will populate the mac address
: virtio-net-init ( -- )
0 0 get-node open-node ?dup 0= IF ." exiting " cr EXIT THEN
close-node
;
virtio-net-init
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