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wwan use uevent-watch to find tty for AT commands

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This commit is contained in:
Daniel Barlow 2024-06-01 23:47:20 +01:00
parent 04b068f7a3
commit 37d7e20582
1 changed files with 8 additions and 12 deletions
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20
modules/cdc-ncm/wwan.nix
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@ -27,20 +27,18 @@ let
"OK" "AT\\^AUTHDATA=1,${authTypeNum},\"\",\"${password}\",\"${username}\"" "OK" "AT\\^AUTHDATA=1,${authTypeNum},\"\",\"${password}\",\"${username}\""
# start the thing (I am choosing to read this as "NDIS DialUP") # start the thing (I am choosing to read this as "NDIS DialUP")
"OK" "AT\\^NDISDUP=1,1" "OK" "AT\\^NDISDUP=1,1"
"OK"
]; ];
modeswitch = oneshot { modeswitch = oneshot {
name = "modem-modeswitch"; name = "modem-modeswitch";
up = '' up = ''
${usb-modeswitch}/bin/usb_modeswitch -v 12d1 -p 14fe --huawei-new-mode ${usb-modeswitch}/bin/usb_modeswitch -v 12d1 -p 14fe --huawei-new-mode
ln -s /dev/ttyUSB0 /dev/modem
''; '';
}; };
atz = oneshot { atz = oneshot {
name = "modem-atz"; name = "modem-atz";
# timeout-up = 180;
dependencies = [ modeswitch ]; dependencies = [ modeswitch ];
up = '' up = ''
sleep 3
ls -l /dev/modem ls -l /dev/modem
${ppp}/bin/chat -s -v ${chat} 0<>/dev/modem 1>&0 ${ppp}/bin/chat -s -v ${chat} 0<>/dev/modem 1>&0
''; '';
@ -53,16 +51,14 @@ let
name = "watch-for-usb-modeswitch"; name = "watch-for-usb-modeswitch";
isTrigger = true; isTrigger = true;
buildInputs = [ modeswitch ]; buildInputs = [ modeswitch ];
run = "${uevent-watch}/bin/uevent-watch -s ${modeswitch.name} devtype=usb_device product=12d1/14fe/102"; run = "${uevent-watch}/bin/uevent-watch -s ${modeswitch.name} devtype=usb_device product=12d1/14fe/102";
})
(longrun {
name = "watch-for-modem";
isTrigger = true;
buildInputs = [ atz ];
run = "${uevent-watch}/bin/uevent-watch -n /dev/modem -s ${atz.name} subsystem=tty attrs.idVendor=12d1 attrs.idProduct=1506";
}) })
atz
# (longrun {
# name = "watch-for-modem";
# isTrigger = true;
# timeout-up = 180;
# buildInputs = [ atz ];
# run = "sleep 120; ${uevent-watch}/bin/uevent-watch -n /dev/ttyUSB0 -s ${atz.name} devtype=usb_device product=12d1/1506/102";
# })
]; ];
}; };
in svc.network.link.build { in svc.network.link.build {