this consistently, and it doesn't always work even when the chip
supports it.
- Make sure things DMA'd to the chip that the chip interprets are in
little-endian mode.
board. The DE425 is basically a DECchip 21040 on an EISA board, plus
a Cool Address Decoder Hack which maps the PCI configuration
space registers into EISA I/O space, interleaved with the Tulip CSRs,
which are spaced further apart than on the PCI versoin.
This is currently *untested* until the DE425 boards that folks have
promised me arrive. But, it should work, since the 21040 works.
