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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/SLOF/board-qemu/slof/virtio.fs
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/SLOF/board-qemu/slof/virtio.fs')
-rw-r--r--qemu/roms/SLOF/board-qemu/slof/virtio.fs35
1 files changed, 35 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/board-qemu/slof/virtio.fs b/qemu/roms/SLOF/board-qemu/slof/virtio.fs
new file mode 100644
index 000000000..818c1320e
--- /dev/null
+++ b/qemu/roms/SLOF/board-qemu/slof/virtio.fs
@@ -0,0 +1,35 @@
+\ *****************************************************************************
+\ * 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
+\ ****************************************************************************/
+
+\ This struct must match "struct virtio_device" in virtio.h!
+STRUCT
+ /n FIELD vd>base
+ /l FIELD vd>type
+CONSTANT /vd-len
+
+
+\ Initialize virtiodev structure for the current node
+: virtio-setup-vd ( vdstruct -- )
+ >r
+ \ Does it have a "class-code" property? If yes, assume we're a PCI device
+ s" class-code" get-node get-property 0= IF
+ \ Set up for PCI device interface
+ 2drop
+ s" 10 config-l@ translate-my-address 3 not AND" evaluate
+ ( io-base ) r@ vd>base !
+ 0 r@ vd>type l!
+ ELSE
+ ." unsupported virtio interface!" cr
+ 1 r@ vd>type l!
+ THEN
+ r> drop
+;