[SLOF] [PATCH v1 27/27] virtio: support virtio 1.0 only device ids

[Nikunj A Dadhania]

After the transition, virtio device id will be numbered starting from
0x1041 instead of 0x1000. Adjust the pci device naming routine to pick
up the right driver.

Signed-off-by: Nikunj A Dadhania <nikunj at linux.vnet.ibm.com>
---
 slof/fs/pci-device.fs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/slof/fs/pci-device.fs b/slof/fs/pci-device.fs
index 7b17758..708a0d4 100644
--- a/slof/fs/pci-device.fs
+++ b/slof/fs/pci-device.fs
@@ -60,7 +60,14 @@ s" dma-function.fs" included
   s" pci-device_"
   my-space pci-vendor@ 4 int2str $cat
   s" _" $cat
-  my-space pci-device@ 4 int2str $cat
+  \ Special case virtio 1.0 only devices
+  \ The device ids are numbered starting from 1041
+  my-space pci-vendor@ 1AF4 = IF
+    my-space pci-device@ dup 1040 > IF 41 - THEN
+    4 int2str $cat
+  ELSE
+    my-space pci-device@ 4 int2str $cat
+  THEN
   s" .fs" $cat
 ;
 
-- 
2.5.0