1*4882a593Smuzhiyunconfig BR2_PACKAGE_WIRELESS_REGDB 2*4882a593Smuzhiyun bool "wireless-regdb" 3*4882a593Smuzhiyun help 4*4882a593Smuzhiyun Wireless regulatory database. 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun Wireless regulatory database. The database lists the 7*4882a593Smuzhiyun allowed radio frequencies for each local jurisdiction. 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun Since linux-4.15 the kernel supports loading the files 10*4882a593Smuzhiyun regulatory.db/regulatory.db.p7s directly from the 11*4882a593Smuzhiyun /lib/firmware directory, for earlier versions the crda helper 12*4882a593Smuzhiyun application is needed. 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun https://wireless.wiki.kernel.org/en/developers/regulatory/wireless-regdb 15