我最近安装了 ubuntu 12.10，并尝试通过查看各种站点和线程来安装无线驱动程序。我从这里安装了一个 deb： 如何为 Dell Vostro 3460/3560 安装 BCM43142 无线驱动程序？
但它对我的系统没有任何影响。我得到了额外的驱动程序部分使用 Broadcom 802.11 Linux STA 无线驱动程序源来自 wireless-bcm43142-oneiric- dkms(opensource)
但它也显示：该设备正在使用备用驱动程序。
我得到了以下结果：
sudo lshw -class network
*-network
description: Ethernet interface
product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:07:00.0
logical name: eth0
version: 05
serial: d4:be:d9:2d:d3:86
size: 10Mbit/s
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK- NAPI duplex=half firmware=rtl_nic/rtl8105e-1.fw latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:43 ioport:2000(size=256) memory:c1404000-c1404fff memory:c1400000- c1403fff
*-network UNCLAIMED
description: Network controller
product: BCM43142 802.11b/g/n
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:08:00.0
version: 01
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: latency=0
resources: memory:c1500000-c1507fff
和 lspci -vvv
08:00.0 Network controller: Broadcom Corporation BCM43142 802.11b/g/n (rev 01)
Subsystem: Dell Wireless 1704 802.11n + BT 4.0
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 11
Region 0: Memory at c1500000 (64-bit, non-prefetchable) [size=32K]
Capabilities: <access denied>
答案1
你应该使用 64 位 ubuntu 版本，这里有一个适用于你的无线的 64 位驱动程序http://jas.gemnetworks.com/debian/pool/main/w/wireless-bcm43142/wireless-bcm43142-dkms_6.20.55.19-1_amd64.deb