b43 and b43legacy are drivers for the 802.11 B/G/N family of wireless chips that Broadcom produces. The choice of which driver your card uses depends on the revision level of the 802.11 core. If your card is a BCM4306 Rev 2 or only has 802.11b capability, it uses b43legacy. All other models use b43. This number is read by the driver ssb, and the correct choice for your device is made at that point. The drivers are called bcm43xx in mainline kernels, and b43 and b43legacy in wireless-2.6 and 2.6.24 and later. Continue reading S10无线网卡ubuntu系统驱动→