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refactor: bind modem ports by interface for idempotency (#524)

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* refactor: bind modem ports by interface for idempotency

* actual

* moar

* mpar

* eg25
This commit is contained in:
Trey Moen
2026-02-22 12:38:52 -07:00
committed by GitHub
parent dffeb3c450
commit ac26e213f5
1 changed files with 15 additions and 11 deletions
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userspace/files/78-modem.rules
+15 -11
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@@ -1,16 +1,20 @@
# EG25 GNSS
KERNEL=="ttyUSB0",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="0125",ENV{ID_MM_DEVICE_IGNORE}="1"
KERNEL=="ttyUSB2",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="0125",ENV{ID_MM_PORT_IGNORE}="1"
# EG25
# Interface 0 - GNSS
# Interface 2 - AT
# Interface 3 - AT
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="0125",ENV{ID_USB_INTERFACE_NUM}=="00",ENV{ID_MM_DEVICE_IGNORE}="1"
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="0125",ENV{ID_USB_INTERFACE_NUM}=="02",SYMLINK+="modem_at0",ENV{ID_MM_PORT_IGNORE}="1"
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="0125",ENV{ID_USB_INTERFACE_NUM}=="03",SYMLINK+="modem_at1",ENV{ID_MM_PORT_IGNORE}="1"
# EG91
# ttyUSB0 - debug
# ttyUSB1 - GPS
# ttyUSB2 - AT
# ttyUSB3 - AT
KERNEL=="ttyUSB0",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_MM_DEVICE_IGNORE}="1"
KERNEL=="ttyUSB1",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_MM_DEVICE_IGNORE}="1"
KERNEL=="ttyUSB2",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_MM_PORT_IGNORE}="1"
KERNEL=="ttyUSB3",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_MM_PORT_TYPE_AT_PRIMARY}="1"
# Interface 0 - debug
# Interface 1 - GPS
# Interface 2 - AT
# Interface 3 - AT
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_USB_INTERFACE_NUM}=="00",ENV{ID_MM_DEVICE_IGNORE}="1"
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_USB_INTERFACE_NUM}=="01",ENV{ID_MM_DEVICE_IGNORE}="1"
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_USB_INTERFACE_NUM}=="02",SYMLINK+="modem_at0",ENV{ID_MM_PORT_IGNORE}="1"
SUBSYSTEM=="tty",ATTRS{idVendor}=="2c7c",ATTRS{idProduct}=="6007",ENV{ID_USB_INTERFACE_NUM}=="03",SYMLINK+="modem_at1",ENV{ID_MM_PORT_TYPE_AT_PRIMARY}="1"
ACTION=="add",SUBSYSTEM=="usb",ATTR{idVendor}=="2c7c",ATTR{idProduct}=="6007",RUN+="/bin/sh -c 'echo -n $kernel:1.4 > /sys/bus/usb/drivers/cdc_ether/unbind'"
# C16