Changes

#1314 (May 8, 2024, 6:46:08 PM)

1. icE1usb fw: Implement E1 line monitor task — Sylvain Munaut / detail
2. icE1usb fw: Add AIS error flag and fill it along with LOS from linemon — Sylvain Munaut / detail
3. icE1usb fw: Rework the way LEDs are used and updated — Sylvain Munaut / detail
4. icE1usb fw: Automatically report alarm condition to remote peer — Sylvain Munaut / detail

#1311 (May 6, 2024, 6:51:07 PM)

1. icE1usb fw: Avoid casting random pointer to struct in set_{rx,tx}_mode — Sylvain Munaut / detail
2. gateware/cores: Update no2e1 — Sylvain Munaut / detail
3. icE1usb fw: Fix OIS -> AIS typo — Sylvain Munaut / detail
4. gateware: Rework the low-level line state monitoring ticks — Sylvain Munaut / detail
5. fw: Update the helpers in misc.{c,h} for the new tick measurement hw — Sylvain Munaut / detail
6. icE1usb fw: Always define NUM_E1_PORTS in Makefile — Sylvain Munaut / detail
7. icE1usb fw: Fix some formatting (tab vs space) — Sylvain Munaut / detail
8. icE1usb fw: Use NUM_E1_PORTS in e1.c — Sylvain Munaut / detail