Debian Kernel for Linksys WRT1900AC V1

How to make you own kernel?

=> arch debian i386 or amd64, open a term :

• apt-get install git fakeroot build-essential ncurses-dev xz-utils libssl-dev bc liblz4-tool kernel-package u-boot-tools
  
• wget https://raw.githubusercontent.com/jbsky/Debian-On-WRT1900AC-V1/master/kernel/mkKNLWRT1900AC
  
• chmod +x mkKNLWRT1900AC
  
• Edit script to adjust vars.
  
• ./mkKNLWRT1900AC
  

How to make you own file system?

=> arch debian i386 or amd64, open a term :

• apt-get install debootstrap qemu-user-static arm-none-eabi*
  
• wget https://raw.githubusercontent.com/jbsky/Debian-On-WRT1900AC-V1/master/kernel/mkFSWRT1900AC
  
• chmod +x mkFSWRT1900AC
  
• Edit script to adjust vars.
  
• ./mkFSWRT1900AC
  

How to flash?

see https://github.com/Chadster766/McWRT/wiki/Flashing-Firmware-using-a-USB-to-TTL-Cable
=> update U-Boot Env
marvell>>setenv pri_kern_size 0x2800000
marvell>>setenv alt_kern_size 0x2800000
marvell>>setenv flash_alt_image 'tftp ${default_load_addr} ${firmware_name}; nand erase ${alt_kern_addr} ${alt_kern_size};nand write ${default_load_addr} ${alt_kern_addr} ${filesize};'
marvell>>setenv flash_alt_image 'tftp ${default_load_addr} ${firmware_name}; nand erase ${alt_kern_addr} ${alt_kern_size};nand write ${default_load_addr} ${alt_kern_addr} ${filesize};'
marvell>>setenv flash_pri_image 'tftp ${default_load_addr} ${firmware_name}; nand erase ${pri_kern_addr} ${pri_kern_size};nand write ${default_load_addr} ${pri_kern_addr} ${filesize};'
marvell>>saveenv

fancontrol implementation.

Tmin=50
Tmax=80
Vmax=255
V=Vmax*(CurTemp-Tmin)/(Tmax-Tmin)
Sea diagram : fancontrol.jpg

Firewall

Script is inspired from debian.org's forum.

/etc/sysctl.conf

• add vm.min_free_kbytes = 16384

MWLWIFI

Always latest

• Care with an Intel 7260AC client
  Roaming => min
  Power => max
  

gpio_keys

• see /usr/local/src/gpio_keys.c

WPS

• not working