Pointed out by Gerhard Jaeger, 31 Aug 2005; cf. http://sourceware.org/ml/binutils/2005-08/msg00412.html
- remove ZPC.1900 board-specific flash driver; switch the port to generic CFI driver; - port clean-up
add support for Zephyr Engineering ZPC.1900 board * Patch by Anders Larsen, 23 Sep 2003: add CMD_PORTIO to CFG_CMD_NONSTD (commands in question are only implemented for the x86 architecture)