求助:关于dmesg..用了7天时间总算把gentoo基本系统装完80%的时间用在编译内核上..下一步开始配置i3-gapsdmesg | grep Error ,显示下面的错误,百度半天也没找到办法,所以想问问各位,这是什
Crash+Kdump 分析内核崩溃内存转储文件之环境搭建 虚拟机环境为centos 5.5 32bitkdump 服务和kexec-tools检查kexec-tools: rpm -qa|grep kexec-tools如果没有安装,yum install kexec-tools 检查kdump: chkconfig kdump on &nb centos crash kdump echo 触发内核崩溃 内核crash分析 Crash分析过程:Linux内核(以下简称...
dmesg | grep spi [ 8.853067] spi_imx 2010000.spi: chipselect 0 already in use [ 8.921498] spi_master spi2: spi_device register error /soc/aips-bus@2000000/spba-bus@2000000/spi@2010000/spidev@0 [ 9.069393] spi_master spi2: Failed to create SPI device fo...
1.基本概念1.1 同步通信/异步通信同步:阻塞模式,发送方发送数据后,只有等到接收方响应后才能发送下一个数据包(带时钟线,SPI、I2C)异步:非阻塞模式,发送方发送数据后,不考 学习 信号线 数据传输 工作原理 转载 mob64ca14193248 1月前 17阅读 shell输出到数组...
$ dmesg | grep -i xhci [ 1.484040] xhci_hcd 0000:01:00.0: xHCI Host Controller [ 1.484077] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1 [ 1.487297] xhci_hcd 0000:01:00.0: hcc params 0x002841eb hci version 0x100 quirks 0x0000030000000890 [ 1.488633] usb usb1...
&i2c1 {clock-frequency = <100000>;pinctrl-names = "default";pinctrl-0 = <&pinctrl_i2c1>;status = "okay"; pmic: pfuze3000@8 {compatible = "fsl,pfuze3000";reg = <0x08>; regulators {sw1a_reg: sw1a {regulator-min-microvolt = <700000>;regulator-max-microvolt =...
&i2c1 {clock-frequency = <100000>;pinctrl-names = "default";pinctrl-0 = <&pinctrl_i2c1>;status = "okay"; pmic: pfuze3000@8 {compatible = "fsl,pfuze3000";reg = <0x08>; regulators {sw1a_reg: sw1a {regulator-min-microvolt = <700000>;regulator-max-microvolt ...
dmesg | grep spi [ 8.853067] spi_imx 2010000.spi: chipselect 0 already in use [ 8.921498] spi_master spi2: spi_device register error /soc/aips-bus@2000000/spba-bus@2000000/spi@2010000/spidev@0 [ 9.069393] spi_master spi2: Failed to create SPI de...
&i2c1 {clock-frequency = <100000>;pinctrl-names = "default";pinctrl-0 = <&pinctrl_i2c1>;status = "okay"; pmic: pfuze3000@8 {compatible = "fsl,pfuze3000";reg = <0x08>; regulators {sw1a_reg: sw1a {regulator-min-microvolt = <700000>;regulator-max-...
&i2c1 { clock-frequency = <100000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c1>; status = "okay"; pmic: pfuze3000@8 { compatible = "fsl,pfuze3000"; reg = <0x08>; regulators { sw1a_reg: sw1a { regulator-min-microvolt = <70000...