>>>>> "Jason" == Jason R Thorpe <thorpej@wasabisystems.com> writes:

    Jason> If you use NetBSD-current, you should try the new "gem"
    Jason> driver. The "gem" is the Sun Gig-E, which is the same as
    Jason> the Apple "GMAC".

    Jason> The "gm" driver in the macppc port was apparently
    Jason> reverse-engineered, and the "gem" driver is MUCH more
    Jason> complete.

Ends up with:

cc  -O2 -Werror -Wall -Wreturn-type -Wpointer-arith -Wno-main  -Wmissing-prototypes -Wstrict-prototypes -Wno-uninitialized -msoft-float  -I. -I../../../../arch -I../../../.. -nostdinc -DNEWPMAP -DLKM -DDIAGNOSTIC -DNMBCLUSTERS="0x1000" -DMAXUSERS=32  -D_KERNEL -D_KERNEL_OPT -Dmacppc  -c ../../../../dev/ic/gem.c
cc1: warnings being treated as errors
../../../../dev/ic/gem.c: In function `gem_init':
../../../../dev/ic/gem.c:749: warning: implicit declaration of function `bus_space_write_8'

... at the moment on my tibook.