Janusz Dziedzic b478b7b1f7 wifi-scripts: detect and configure EHT
Check if EHT/11BE supported, configure in board.json
and config/wireless.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@gmail.com>
2024-10-02 15:12:18 +02:00

95 lines
1.9 KiB
Ucode

#!/usr/bin/env ucode
import { readfile } from "fs";
import * as uci from 'uci';
const bands_order = [ "6G", "5G", "2G" ];
const htmode_order = [ "EHT", "HE", "VHT", "HT" ];
let board = json(readfile("/etc/board.json"));
if (!board.wlan)
exit(0);
let idx = 0;
let commit;
let config = uci.cursor().get_all("wireless") ?? {};
function radio_exists(path, macaddr, phy) {
for (let name, s in config) {
if (s[".type"] != "wifi-device")
continue;
if (s.macaddr & lc(s.macaddr) == lc(macaddr))
return true;
if (s.phy == phy)
return true;
if (!s.path || !path)
continue;
if (substr(s.path, -length(path)) == path)
return true;
}
}
for (let phy_name, phy in board.wlan) {
let info = phy.info;
if (!info || !length(info.bands))
continue;
while (config[`radio${idx}`])
idx++;
let name = "radio" + idx++;
let s = "wireless." + name;
let si = "wireless.default_" + name;
let band_name = filter(bands_order, (b) => info.bands[b])[0];
if (!band_name)
continue;
let band = info.bands[band_name];
let channel = band.default_channel ?? "auto";
let width = band.max_width;
if (band_name == "2G")
width = 20;
else if (width > 80)
width = 80;
let htmode = filter(htmode_order, (m) => band[lc(m)])[0];
if (htmode)
htmode += width;
else
htmode = "NOHT";
if (!phy.path)
continue;
let macaddr = trim(readfile(`/sys/class/ieee80211/${phy_name}/macaddress`));
if (radio_exists(phy.path, macaddr, phy_name))
continue;
let id = `phy='${phy_name}'`;
if (match(phy_name, /^phy[0-9]/))
id = `path='${phy.path}'`;
print(`set ${s}=wifi-device
set ${s}.type='mac80211'
set ${s}.${id}
set ${s}.band='${lc(band_name)}'
set ${s}.channel='${channel}'
set ${s}.htmode='${htmode}'
set ${s}.disabled='1'
set ${si}=wifi-iface
set ${si}.device='${name}'
set ${si}.network='lan'
set ${si}.mode='ap'
set ${si}.ssid='OpenWrt'
set ${si}.encryption='none'
`);
commit = true;
}
if (commit)
print("commit wireless\n");