WiFi
The driver is loaded as compiled into the kernel, so you need
WiFi
The required firmware is compiled into the kernel together.
Helper_sd.bin sd8686.bin
Copy the two firmware files to the kernel source code directory.
Firmware
Directory. Set
Helper_sd.bin
Renamed
Sd8686_helper.bin
Next, configure the kernel.
1
.
Ramdisk
Startup parameters
2
. Add firmware
Device Driver
--"
Generic Driver options
Name of the firmware to be loaded
Storage path for firmware
3
. Configure network support
Networking Support
--"
Wireless
4
. Configure NIC Driver Support
Device Driver
--"
Network Device Support
--"
Wireless LAN
--"
Wireless LAN
(
IEEE 1, 802.11
)
5
. Configuration
SD host
Driver Support
Device Driver
--"
MMC/SD/sdio card support
Configure the kernel according to the preceding instructions. Burn the compiled kernel image
SD
Specified kernel location
IV,
WiFi
Operation
After the kernel is started
WiFi
Driver, attach firmware, and identify
WiFi
Module
It can be seen that the identified wireless network card device is named
Wlan0
Enter the command
Ifconfig wlan0 up
Enable
Wlan0
Let it work
Run commands
Iwlist wlan0 Scanning
Scan wireless hotspots