run as root (sudo may help)
Root?if not root it!
Topic: 请问如何在树莓派（raspberrypi）支持烤猫CP210X，求救！ (Read 1986 times)
run as root (sudo may help)
1.安装了CP210X驱动，如下：
pi@raspberrypi ~ $ dmesg | grep tty*
[ 0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708.boardrev=0xd bcm2708.serial=0xb4c85aef smsc95xx.macaddr=B8:27:EB:C8:5A:EF sdhci-bcm2708.emmc_clock_freq=100000000 vc_mem.mem_base=0x1f000000 vc_mem.mem_size=0x20000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 elevator=deadline rootwait
[ 0.000000] console [tty1] enabled
[ 0.577003] dev:f1: ttyAMA0 at MMIO 0x20201000 (irq = 83) is a PL011 rev3
[ 0.887025] console [ttyAMA0] enabled
[ 1.543292] Setting default values for core params
[ 1.550245] Finished setting default values for core params
[ 6.464775] usb 1-1.2: cp210x converter now attached to ttyUSB0
2.cgminer 3.2.2 运行的状态，如下：
cgminer version 3.2.2 - Started: [2013-06-19 15:35:51]
--------------------------------------------------------------------------------
(5s):0.000 (avg):0.000h/s | A:0 R:0 HW:0 U:0.0/m WU:0.0/m
ST: 2 SS: 0 NB: 1 LW: 0 GF: 0 RF: 0
Connected to btcguild.com diff 1 with LP as user plutbobo_1
Block: 009372e7dbd46435... Diff:19.3M Started: [15:35:50] Best share: 0
--------------------------------------------------------------------------------
[P]ool managementettings [D]isplay options [Q]uit
--------------------------------------------------------------------------------
[2013-06-19 15:35:49] No devices detected!
[2013-06-19 15:35:49] Waiting for USB hotplug devices or press q to quit
[2013-06-19 15:35:49] Probing for an alive pool
[2013-06-19 15:35:50] Network diff set to 19.3M
[2013-06-19 15:35:50] Long-polling activated for http://btcguild.com:8332/LP/
[2013-06-19 15:35:56] USB init open device failed, err -3, you dont have privil
edge to access - AMU device 1:4
[2013-06-19 15:35:56] Icarus detect (1:4) failed to initialise (incorrect devic
e?)
[2013-06-19 15:36:01] USB init open device failed, err -3, you dont have privil
edge to access - AMU device 1:4
[2013-06-19 15:36:01] Icarus detect (1:4) failed to initialise (incorrect devic
e?)
--------------------------------------------------------------------------------
请问怎么解决，这个问题，3Q！
pi@raspberrypi ~ $ dmesg | grep tty*
[ 0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708.boardrev=0xd bcm2708.serial=0xb4c85aef smsc95xx.macaddr=B8:27:EB:C8:5A:EF sdhci-bcm2708.emmc_clock_freq=100000000 vc_mem.mem_base=0x1f000000 vc_mem.mem_size=0x20000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 elevator=deadline rootwait
[ 0.000000] console [tty1] enabled
[ 0.577003] dev:f1: ttyAMA0 at MMIO 0x20201000 (irq = 83) is a PL011 rev3
[ 0.887025] console [ttyAMA0] enabled
[ 1.543292] Setting default values for core params
[ 1.550245] Finished setting default values for core params
[ 6.464775] usb 1-1.2: cp210x converter now attached to ttyUSB0
2.cgminer 3.2.2 运行的状态，如下：
cgminer version 3.2.2 - Started: [2013-06-19 15:35:51]
--------------------------------------------------------------------------------
(5s):0.000 (avg):0.000h/s | A:0 R:0 HW:0 U:0.0/m WU:0.0/m
ST: 2 SS: 0 NB: 1 LW: 0 GF: 0 RF: 0
Connected to btcguild.com diff 1 with LP as user plutbobo_1
Block: 009372e7dbd46435... Diff:19.3M Started: [15:35:50] Best share: 0
--------------------------------------------------------------------------------
[P]ool management
--------------------------------------------------------------------------------
[2013-06-19 15:35:49] No devices detected!
[2013-06-19 15:35:49] Waiting for USB hotplug devices or press q to quit
[2013-06-19 15:35:49] Probing for an alive pool
[2013-06-19 15:35:50] Network diff set to 19.3M
[2013-06-19 15:35:50] Long-polling activated for http://btcguild.com:8332/LP/
[2013-06-19 15:35:56] USB init open device failed, err -3, you dont have privil
edge to access - AMU device 1:4
[2013-06-19 15:35:56] Icarus detect (1:4) failed to initialise (incorrect devic
e?)
[2013-06-19 15:36:01] USB init open device failed, err -3, you dont have privil
edge to access - AMU device 1:4
[2013-06-19 15:36:01] Icarus detect (1:4) failed to initialise (incorrect devic
e?)
--------------------------------------------------------------------------------
请问怎么解决，这个问题，3Q！
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