我最近在新款联想 Yoga C740 上启动并安装了 19.10。当我从实时启动运行时,英特尔 WiFi 适配器工作正常。
但是,我完成安装并从内部驱动器上新安装的操作系统重新启动后,没有可用的 WiFi。
我该如何排除故障,让 WiFi 重新正常工作?
lspci -knn | grep Net -A3;rfkill 列表;dmesg | grep iwl 00:14.3 网络控制器 [0280]: Intel 公司设备 [8086:02f0] 子系统:英特尔公司设备 [8086:0034] 正在使用的内核驱动程序:iwlwifi 内核模块:iwlwifi 0:ideapad_wlan:无线局域网 软阻止:否 硬阻止:否 1:ideapad_bluetooth:蓝牙 软阻止:是 硬阻止:否 2:hci0:蓝牙 软阻止:是 硬阻止:否 [3.580003] iwlwifi 0000:00:14.3:TLV_FW_FSEQ_VERSION:FSEQ 版本:43.2.23.17 [3.580289] iwlwifi 0000:00:14.3:已加载固件版本 48.4fa0041f.0 op_mode iwlmvm [3.683901]iwlwifi 0000:00:14.3:检测到英特尔(R)Wireless-AC 9560,REV=0x354 [4.696901]iwlwifi 0000:00:14.3:收集数据:触发器15已触发。 [4.696994]iwlwifi 0000:00:14.3:启动IWL错误日志转储: [4.696998]iwlwifi 0000:00:14.3:状态:0x00000000,计数:-367666734 [4.697000]iwlwifi 0000:00:14.3:已加载固件版本:48.4fa0041f.0 [4.697002]iwlwifi 0000:00:14.3:0x5FF7BFD0|ADVANCED_SYSASSERT [4.697004]iwlwifi 0000:00:14.3:0x099758B5|trm_hw_status0 [4.697005]iwlwifi 0000:00:14.3:0x15DAD418|trm_hw_status1 [4.697007]iwlwifi 0000:00:14.3:0xD6EC2FEB|分支链接2 [4.697008]iwlwifi 0000:00:14.3:0xF3F3EB2E|中断链接1 [4.697010]iwlwifi 0000:00:14.3:0x0C0A10A1|中断链接2 [4.697011]iwlwifi 0000:00:14.3:0x2A5D6F28|数据1 [4.697013]iwlwifi 0000:00:14.3:0xFF578F7A|数据2 [4.697014]iwlwifi 0000:00:14.3:0xF4731EBD|数据3 [ 4.697016] iwlwifi 0000:00:14.3:0x166D8A42 | 信标时间 [4.697017]iwlwifi 0000:00:14.3:0x66F00216|tsf低 [4.697019]iwlwifi 0000:00:14.3:0x7EDD8D2D| tsf嗨 [4.697020]iwlwifi 0000:00:14.3:0xAB5F7BB7|时间gp1 [4.697022]iwlwifi 0000:00:14.3:0x08F016A6|时间gp2 [ 4.697023] iwlwifi 0000:00:14.3:0xB10CAC32 | uCode 修订类型 [4.697024]iwlwifi 0000:00:14.3:0xB36D6AAF| uCode 版本主要 [ 4.697026] iwlwifi 0000:00:14.3:0xFC03DE7E | uCode 版本较小 [4.697027]iwlwifi 0000:00:14.3:0x7BD936B5|硬件版本 [4.697029]iwlwifi 0000:00:14.3:0x19584EBD|主板版本 [4.697030]iwlwifi 0000:00:14.3:0x182139F9|hcmd [4.697032]iwlwifi 0000:00:14.3:0x9DE48EFE|isr0 [4.697033]iwlwifi 0000:00:14.3:0xA7799BF2|系统1 [4.697035]iwlwifi 0000:00:14.3:0x165BD80E|isr2 [4.697036]iwlwifi 0000:00:14.3:0xB0A00597|isr3 [4.697037]iwlwifi 0000:00:14.3:0x68EA89CB|isr4 [ 4.697039] iwlwifi 0000:00:14.3:0xFB1A94EB | 最后一个命令 ID [4.697040]iwlwifi 0000:00:14.3:0xAA858B3A|等待事件 [4.697042]iwlwifi 0000:00:14.3:0xDD336702|l2p_控制 [4.697043]iwlwifi 0000:00:14.3:0x31F07DEE|l2p_duration [4.697045]iwlwifi 0000:00:14.3:0xF1BF5F96|l2p_mhvalid [4.697046]iwlwifi 0000:00:14.3:0x41053061|l2p_addr_match [4.697048]iwlwifi 0000:00:14.3:0x6615008F|lmpm_pmg_sel [4.697049]iwlwifi 0000:00:14.3:0xDDCE6E36 |时间戳 [4.697051]iwlwifi 0000:00:14.3:0x2DEAB302|流处理程序 [4.697095]iwlwifi 0000:00:14.3:启动IWL错误日志转储: [4.697097]iwlwifi 0000:00:14.3:状态:0x00000000,计数:7 [4.697099]iwlwifi 0000:00:14.3:0x201013F1|ADVANCED_SYSASSERT [4.697100]iwlwifi 0000:00:14.3:0x00000000| umac 分支link1 [4.697102]iwlwifi 0000:00:14.3:0xC008CF5C| umac 分支link2 [4.697103]iwlwifi 0000:00:14.3:0x00000000| umac 中断链接1 [4.697105]iwlwifi 0000:00:14.3:0x00000000| umac 中断链接2 [4.697106]iwlwifi 0000:00:14.3:0x00000003| umac 数据1 [4.697108]iwlwifi 0000:00:14.3:0x20000302| umac 数据2 [4.697109]iwlwifi 0000:00:14.3:0x01300202| umac 数据3 [4.697111]iwlwifi 0000:00:14.3:0x00000030|大专 [4.697112]iwlwifi 0000:00:14.3:0x4FA0041F|小乌马克 [ 4.697114]iwlwifi 0000:00:14.3:0x00005CF0 |帧指针 [4.697115]iwlwifi 0000:00:14.3:0xC0887F58 |堆栈指针 [4.697117]iwlwifi 0000:00:14.3:0x00000000 | 最后一个主机cmd [4.697118]iwlwifi 0000:00:14.3:0x00000000|isr状态注册 [4.697144]iwlwifi 0000:00:14.3:Fseq寄存器: [ 4.697147]iwlwifi 0000:00:14.3:0x00000003 | FSEQ_ERROR_CODE [ 4.697150] iwlwifi 0000:00:14.3:0x00000000 | FSEQ_TOP_INIT_VERSION [ 4.697154] iwlwifi 0000:00:14.3:0x37481218 | FSEQ_CNVIO_INIT_VERSION [4.697157]iwlwifi 0000:00:14.3:0x0000A384|FSEQ_OTP_版本 [ 4.697160] iwlwifi 0000:00:14.3:0x004C9625 | FSEQ_TOP_CONTENT_VERSION [4.697163]iwlwifi 0000:00:14.3:0x09065109|FSEQ_ALIVE_TOKEN [4.697166]iwlwifi 0000:00:14.3:0x90AF1D9C|FSEQ_CNVI_ID [4.697169]iwlwifi 0000:00:14.3:0x2A6212BC|FSEQ_CNVR_ID [4.697172]iwlwifi 0000:00:14.3:0x20000302|CNVI_AUX_MISC_CHIP [4.697178]iwlwifi 0000:00:14.3:0x01300202|CNVR_AUX_MISC_CHIP [4.697183]iwlwifi 0000:00:14.3:0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM [4.697235]iwlwifi 0000:00:14.3:0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR [ 4.697265] iwlwifi 0000:00:14.3:SecBoot CPU1 状态:0x5c5a,CPU2 状态:0x3 [4.697267]iwlwifi 0000:00:14.3:无法启动RT ucode:-110 [ 4.697270] iwlwifi 0000:00:14.3:固件未运行 - 无法转储错误[4.708935]iwlwifi 0000:00:14.3:无法运行INIT ucode:-110
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