Jiapeng Li

原来我也喜欢离线文档，最近发现在线文档也很香

Openwrt supports HLK-RM04 device by default, now there is no need to apply these patches. You could clone latest OpenWRT and compile.

For those who need recid and pubkey recovery feature. try this trezor's library out, it is btc/eth blockchain friedly. https://github.com/trezor/trezor-firmware/tree/master/crypto

替换使用如下脚本可以正常工作， https://gist.github.com/billryan/239778f0821937939c8c140bdddd6840