Broadcom NetXtreme Gigabit Ethernet Driver For Solaris 2.6/7/8/9/10

  http://www.broadcom.com/drivers/driver-sla.php?driver=570x-Solaris

% unzip sol86-8.1.8.zip
% cd sol86
# pkgadd -d BRCMbcme.pkg
# ifconfig bcme0 plumb
# ifconfig bcme0 ip_address netmask
# ifconfig bcme0 up