sudo rfkill list
[sudo] zhwen 的密码：
0: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no
zhwen@zhwen:~$ sudo rfkill unlock
bash: Bluetooth: 没有那个文件或目录
zhwen@zhwen:~$ sudo rfkill unlock
bash: bluetooth: 没有那个文件或目录
zhwen@zhwen:~$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 003: ID 0bda:568a Realtek Semiconductor Corp.
Bus 001 Device 002: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
Bus 001 Device 005: ID 8087:0aaa Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
zhwen@zhwen:~$


zhwen@zhwen:~$ sudo dmesg|grub bluetooth  用这个命令就是个这了？？

段错误！！不知道为什么 ？？

lspci：
~$ lspci
00:00.0 Host bridge: Intel Corporation Device 3e10 (rev 07)
00:01.0 PCI bridge: Intel Corporation Skylake PCIe Controller (x16) (rev 07)
00:02.0 VGA compatible controller: Intel Corporation Device 3e9b
00:04.0 Signal processing controller: Intel Corporation Skylake Processor Thermal Subsystem (rev 07)
00:08.0 System peripheral: Intel Corporation Skylake Gaussian Mixture Model
00:12.0 Signal processing controller: Intel Corporation Device a379 (rev 10)
00:14.0 USB controller: Intel Corporation Device a36d (rev 10)
00:14.2 RAM memory: Intel Corporation Device a36f (rev 10)
00:14.3 Network controller: Intel Corporation Device a370 (rev 10)
00:15.0 Serial bus controller [0c80]: Intel Corporation Device a368 (rev 10)
00:15.1 Serial bus controller [0c80]: Intel Corporation Device a369 (rev 10)
00:16.0 Communication controller: Intel Corporation Device a360 (rev 10)
00:17.0 SATA controller: Intel Corporation Device a353 (rev 10)
00:1d.0 PCI bridge: Intel Corporation Device a335 (rev f0)
00:1f.0 ISA bridge: Intel Corporation Device a30d (rev 10)
00:1f.3 Audio device: Intel Corporation Device a348 (rev 10)
00:1f.4 SMBus: Intel Corporation Device a323 (rev 10)
00:1f.5 Serial bus controller [0c80]: Intel Corporation Device a324 (rev 10)
01:00.0 3D controller: NVIDIA Corporation GP107M [GeForce GTX 1050 Mobile] (rev a1)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15)
zhwen@zhwen:~$


也不知道有没有无线网卡，不懂！！

zhwen@zhwen:~$ lspci -v
00:00.0 Host bridge: Intel Corporation Device 3e10 (rev 07)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0
    Capabilities:

00:01.0 PCI bridge: Intel Corporation Skylake PCIe Controller (x16) (rev 07) (prog-if 00 [Normal decode])
    Flags: bus master, fast devsel, latency 0, IRQ 122
    Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
    I/O behind bridge: 00004000-00004fff
    Memory behind bridge: a3000000-a40fffff
    Prefetchable memory behind bridge: 0000000090000000-00000000a1ffffff
    Capabilities:
    Kernel driver in use: pcieport
    Kernel modules: shpchp

00:02.0 VGA compatible controller: Intel Corporation Device 3e9b (prog-if 00 [VGA controller])
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0, IRQ 128
    Memory at a2000000 (64-bit, non-prefetchable) [size=16M]
    Memory at 80000000 (64-bit, prefetchable) [size=256M]
    I/O ports at 5000
    [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
    Capabilities:
    Kernel driver in use: i915
    Kernel modules: i915

00:04.0 Signal processing controller: Intel Corporation Skylake Processor Thermal Subsystem (rev 07)
    Subsystem: Dell Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem
    Flags: fast devsel, IRQ 16
    Memory at a4310000 (64-bit, non-prefetchable) [size=32K]
    Capabilities:
    Kernel driver in use: proc_thermal
    Kernel modules: processor_thermal_device

00:08.0 System peripheral: Intel Corporation Skylake Gaussian Mixture Model
    Subsystem: Dell Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th Gen Core Processor Gaussian Mixture Model
    Flags: fast devsel, IRQ 255
    Memory at a432c000 (64-bit, non-prefetchable) [disabled] [size=4K]
    Capabilities:

00:12.0 Signal processing controller: Intel Corporation Device a379 (rev 10)
    Subsystem: Dell Device 086f
    Flags: fast devsel, IRQ 16
    Memory at a432b000 (64-bit, non-prefetchable) [size=4K]
    Capabilities:
    Kernel driver in use: intel_pch_thermal
    Kernel modules: intel_pch_thermal

00:14.0 USB controller: Intel Corporation Device a36d (rev 10) (prog-if 30 [XHCI])
    Subsystem: Dell Device 086f
    Flags: bus master, medium devsel, latency 0, IRQ 124
    Memory at a4300000 (64-bit, non-prefetchable) [size=64K]
    Capabilities:
    Kernel driver in use: xhci_hcd

00:14.2 RAM memory: Intel Corporation Device a36f (rev 10)
    Subsystem: Dell Device 086f
    Flags: fast devsel
    Memory at a4322000 (64-bit, non-prefetchable) [disabled] [size=8K]
    Memory at a432a000 (64-bit, non-prefetchable) [disabled] [size=4K]
    Capabilities:

00:14.3 Network controller: Intel Corporation Device a370 (rev 10)
    Subsystem: Intel Corporation Device 42a4
    Flags: fast devsel, IRQ 16
    Memory at a431c000 (64-bit, non-prefetchable) [size=16K]
    Capabilities:
    Kernel modules: iwlwifi, wl

00:15.0 Serial bus controller [0c80]: Intel Corporation Device a368 (rev 10)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0, IRQ 16
    Memory at 7f800000 (64-bit, non-prefetchable) [size=4K]
    Capabilities:
    Kernel driver in use: intel-lpss
    Kernel modules: intel_lpss_pci

00:15.1 Serial bus controller [0c80]: Intel Corporation Device a369 (rev 10)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0, IRQ 17
    Memory at 7f801000 (64-bit, non-prefetchable) [size=4K]
    Capabilities:
    Kernel driver in use: intel-lpss
    Kernel modules: intel_lpss_pci

00:16.0 Communication controller: Intel Corporation Device a360 (rev 10)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0, IRQ 139
    Memory at a4327000 (64-bit, non-prefetchable) [size=4K]
    Capabilities:
    Kernel driver in use: mei_me
    Kernel modules: mei_me

00:17.0 SATA controller: Intel Corporation Device a353 (rev 10) (prog-if 01 [AHCI 1.0])
    Subsystem: Dell Device 086f
    Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 126
    Memory at a4320000 (32-bit, non-prefetchable) [size=8K]
    Memory at a4326000 (32-bit, non-prefetchable) [size=256]
    I/O ports at 5090
    I/O ports at 5080
    I/O ports at 5060
    Memory at a4325000 (32-bit, non-prefetchable) [size=2K]
    Capabilities:
    Kernel driver in use: ahci
    Kernel modules: ahci

00:1d.0 PCI bridge: Intel Corporation Device a335 (rev f0) (prog-if 00 [Normal decode])
    Flags: bus master, fast devsel, latency 0, IRQ 123
    Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
    I/O behind bridge: 00003000-00003fff
    Memory behind bridge: a4200000-a42fffff
    Capabilities:
    Kernel driver in use: pcieport
    Kernel modules: shpchp

00:1f.0 ISA bridge: Intel Corporation Device a30d (rev 10)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 0

00:1f.3 Audio device: Intel Corporation Device a348 (rev 10)
    Subsystem: Dell Device 086f
    Flags: bus master, fast devsel, latency 32, IRQ 129
    Memory at a4318000 (64-bit, non-prefetchable) [size=16K]
    Memory at a4100000 (64-bit, non-prefetchable) [size=1M]
    Capabilities:
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel

00:1f.4 SMBus: Intel Corporation Device a323 (rev 10)
    Subsystem: Dell Device 086f
    Flags: medium devsel, IRQ 16
    Memory at a4324000 (64-bit, non-prefetchable) [size=256]
    I/O ports at efa0
    Kernel driver in use: i801_smbus
    Kernel modules: i2c_i801

00:1f.5 Serial bus controller [0c80]: Intel Corporation Device a324 (rev 10)
    Subsystem: Dell Device 086f
    Flags: fast devsel
    Memory at fe010000 (32-bit, non-prefetchable) [size=4K]

01:00.0 3D controller: NVIDIA Corporation GP107M [GeForce GTX 1050 Mobile] (rev a1)
    Flags: bus master, fast devsel, latency 0, IRQ 127
    Memory at a3000000 (32-bit, non-prefetchable) [size=16M]
    Memory at 90000000 (64-bit, prefetchable) [size=256M]
    Memory at a0000000 (64-bit, prefetchable) [size=32M]
    I/O ports at 4000 [size=128]
    [virtual] Expansion ROM at a4000000 [disabled] [size=512K]
    Capabilities:
    Kernel driver in use: nouveau
    Kernel modules: nvidiafb, nouveau

02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 15)
    Subsystem: Dell RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
    Flags: bus master, fast devsel, latency 0, IRQ 17
    I/O ports at 3000 [size=256]
    Memory at a4204000 (64-bit, non-prefetchable) [size=4K]
    Memory at a4200000 (64-bit, non-prefetchable) [size=16K]
    Capabilities:
    Kernel driver in use: r8169
    Kernel modules: r8169