Supermicro AOC-MGP-i2 User Manual page 26

Super AOC-MGP-i2/i4 Add-on Card User's Guide
Edit /boot/loader.conf, and add the following line:
if_ixgb_load="YES"
or
compile the driver into the kernel (see item 8). Edit /etc/rc.conf, and create the
appropriate ifconfig_ixgb<interface_num> entry:
ifconfig_ixgb<interface_num>="<ifconfig_settings>"
Example usage:
ifconfig_ixgb0="inet 192.168.10.1 netmask 255.255.255.0"
8. If you want to compile the driver into the kernel, enter:
cd ixgb-x.x.x/src
mkdir /usr/src/sys/dev/ixgb
cp if_ixgb* /usr/src/sys/dev/ixgb
cp ixgb* /usr/src/sys/dev/ixgb
cp Makefile.kernel /usr/src/sys/modules/ixgb/Makefile
Edit the /usr/src/sys/conf/files.i386 file, and add the following line:
dev/ixgb/ixgb_hw.c optional ixgb
dev/ixgb/ixgb_ee.c optional ixgb
dev/ixgb/if_ixgb.c optional ixgb
Remove the following lines from the /usr/src/sys/conf/files.i386 file, if they exist:
/dev/ixgb/if_ixgb_fx_hw.c optional ixgb
/dev/ixgb/if_ixgb_phy.c optional ixgb
Edit the kernel configuration file (i.e., GENERIC or MYKERNEL) in /usr/src/sys/
i386/conf, and ensure the following line is present:
device ixgb
Compile and install the kernel. Reboot the system for the kernel updates to
take affect.
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