101 lines
2.2 KiB
Forth
101 lines
2.2 KiB
Forth
\ *****************************************************************************
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\ * Copyright (c) 2011 IBM Corporation
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\ * All rights reserved.
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\ * This program and the accompanying materials
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\ * are made available under the terms of the BSD License
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\ * which accompanies this distribution, and is available at
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\ * http://www.opensource.org/licenses/bsd-license.php
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\ *
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\ * Contributors:
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\ * IBM Corporation - initial implementation
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\ ****************************************************************************/
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\ ." Populating " pwd cr
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s" network" device-type
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INSTANCE VARIABLE obp-tftp-package
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virtio-setup-vd VALUE virtiodev
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0 VALUE virtio-net-priv
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0 VALUE open-count
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\ Set up MAC address from config virtqueue
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6 BUFFER: local-mac
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: setup-mac ( -- )
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s" local-mac-address" get-node get-property not IF 2drop EXIT THEN
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6 0 DO
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virtiodev i 1 virtio-get-config
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local-mac i + c!
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LOOP
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local-mac 6 encode-bytes s" local-mac-address" property
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;
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: open ( -- okay? )
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open-count 0= IF
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open IF
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\ my-unit 1 rtas-set-tce-bypass
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virtiodev virtio-net-open
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not IF ." virtio-net-open failed" cr false EXIT THEN
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TO virtio-net-priv
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setup-mac true
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ELSE
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false
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THEN
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ELSE
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true
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THEN
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my-args s" obp-tftp" $open-package obp-tftp-package !
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open-count 1 + to open-count
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;
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: close ( -- )
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open-count 0> IF
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open-count 1 - dup to open-count
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0= IF
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virtio-net-priv virtio-net-close
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\ my-unit 0 rtas-set-tce-bypass
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close
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THEN
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THEN
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s" close" obp-tftp-package @ $call-method
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;
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: read ( buf len -- actual )
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dup IF
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virtio-net-priv virtio-net-read
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ELSE
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nip
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THEN
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;
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: write ( buf len -- actual )
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dup IF
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virtio-net-priv virtio-net-write
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ELSE
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nip
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THEN
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;
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: load ( addr -- len )
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s" load" obp-tftp-package @ $call-method
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;
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: ping ( -- )
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s" ping" obp-tftp-package @ $call-method
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;
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: setup-alias ( -- )
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" net" get-next-alias ?dup IF
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get-node node>path set-alias
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THEN
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;
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setup-alias
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\ Create instance, this will populate the mac address
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: virtio-net-init ( -- )
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0 0 get-node open-node
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?dup IF close-node THEN
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;
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virtio-net-init
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