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原创 ubuntu上安装新的kernel 版本之后起来kernel panic
在ubuntu上安装以下kernel 版本之后起来kernel panic。。。sudo dpkg -i linux-image-5.4.0+_5.4.0+-10.00.Custom_amd64.debsudo dpkg -i linux-headers-5.4.0+_5.4.0+-10.00.Custom_amd64.deb产生该问题的原因是:缺少该内核的 initramfs。解决方法: 为新的内核创建一个initramfs。makeupdate-initramfsand ...
2021-09-04 15:34:51
716
原创 QCA wlan driver load
Driver load:====>qcacld:hdd_driver_load()wlan_hdd_register_driver()pld_register_driver()pld_pcie_register_driver()=====>cnss2:// ?????spin_lock_irqsave ??wlan_genoa_pcie.ko??data ?wlan_cnss_core_pcie.ko??cnss_wlan_register_driver()cnss_drive
2021-09-04 15:20:08
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原创 日常总结问题
1.单独编译 wlan 的驱动:EULA=1 && source ./sources/meta-qti-connectivity/scripts/set_imx8_env.shbitbake -fc compile qcacld-ll-genoabitbake -fc compile wlan-cnss-coredriver编译完在这个目录build\tmp\work\imx8mqevk-poky-linux\qcacld-ll-genoa\3.0-r0...
2021-09-04 15:17:51
642
原创 openwrt-luci-change
1. 更改root密码:修改/package/base-files/files/etc/件。root::0:0:99999:7:::https://www.cnblogs.com/Genesis-007/p/5367060.html生成加密密码命令: makepasswd--clearfrom=- --crypt-md5 https://unix.stackex
2021-09-04 15:10:46
453
原创 C语言宏定义
#if !defined(CONFIG_ATH_NAND_BR) /* Switching regulator settings */ ar7240_reg_wr_nf(0x18116c40, 0x633c8176); /* AR_PHY_PMU1 */ ar7240_reg_wr_nf(0x18116c44, 0x10380000); /* AR_PHY_PMU2 */...
2018-09-27 15:50:28
120
转载 openwrt 无线命令
1、iwlist 命令:用于对/proc/net/wireless文件进行分析,得出无线网卡相关信息# iwlist wlan0 scanning 搜索当前无线网络# iwlist wlan0 frequen 显示频道信息# iwlist wlan0 rate 显示连接速度# iwlist wlan0 power 显示电源模式# iwlist wlan0 txpower ...
2018-08-14 08:50:43
5561
原创 uboot源码中操作gpio
ath_reg_rmw_set(GPIO_OE_ADDRESS, (1 << 19))会把0x18040000 bit 19 设成1, 变成input.应该用 ath_reg_rmw_clear(GPIO_OE_ADDRESS, (1 << 19))然后改动GPIO19 output value,GPIO19 = 0ath_reg_rmw_clear(GPIO_OUT_AD...
2018-02-11 14:14:35
3354
原创 linux kernel update
1. Download Linux kernel version 4.4.15/4.9.11 as below$ git clone git://git.kernel.org/pub/scm/linux/kernel/git/stable/linuxstable.git $ cd linux-stable $ git checkout v4.4.15 $ git log
2018-01-29 08:52:45
765
原创 linux-Makefile-注释
obj-$(CPTCFG_ATH5K) += ath5k/obj-$(CPTCFG_ATH9K_HW) += ath9k/obj-$(CPTCFG_CARL9170) += carl9170/obj-$(CPTCFG_ATH6KL) += ath6kl/obj-$(CPTCFG_AR5523) += ar5523
2017-09-12 11:59:43
633
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