e1000: Mask out lower bits of RDBAL/TDBAL
authorKevin Wolf <mail@kevin-wolf.de>
Sat, 26 Mar 2011 18:37:56 +0000 (19:37 +0100)
committerAurelien Jarno <aurelien@aurel32.net>
Sun, 3 Apr 2011 22:15:33 +0000 (00:15 +0200)
commita1a070ca5a121bb5f986a110733d3e3c0eaeebfb
treeaf1f2673c9e092001832d5abde7a6ac48faaa6a8
parenta0cd3725aa8ac7b562677d68abb0166ae5c32466
e1000: Mask out lower bits of RDBAL/TDBAL

Rx and Tx descriptors are 16 byte aligned, so the lower bits are
ignored by real hardware. In fact, they always read back as zero on real
hardware, but probably nobody relies on that.

Signed-off-by: Kevin Wolf <mail@kevin-wolf.de>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
hw/e1000.c