rack：单板页 Hub 行与拓扑图、单路操作拆成 RailOps；开机按键改 5 s

Co-Authored-By: Claude Opus 5.5 <[email protected]>

rack/backend/prrack/simboard.py

@@ -51,6 +51,7 @@ class SimBoard:
         self.ota = {"st": "idle", "got": 0, "size": 0, "err": None, "pend": False, "bad": None}
         self.ota_req: Optional[dict] = None
         self.ota_rate = 400000  # 每次 tick 下载多少字节（真板 ≈125 KB/s）
+        self.hub = {"on": True, "mode": "auto", "why": "idle", "hold": 0, "idle": 600}  # 0.1.14，只回显不计时
         bus.on_message = self._on_message
         self._ev(0, 1, 0)  # BOOT
 
@@ -141,6 +142,7 @@ class SimBoard:
                 "fan": {"duty": max(300, self.fan_floor), "floor": self.fan_floor, "en": True,
                         "rpm": [3300, 3280], "stall": [False, False]}, "derate": False,
                 "safety": {"cycles": self.up_ms // 20, "skipped": 0, "i2c_err": 0, "events": 0},
+                "hub": dict(self.hub),
                 "ota": dict(self.ota), "ev_next": len(self.events), "ev_pending": 0,
                 "cmd": {"lines": len(self.received), "dups": 0, "rej": 0}}
 
@@ -183,6 +185,29 @@ class SimBoard:
             return {"ok": True, "floor": self.fan_floor}
         if req.get("seq") is None:
             return {"ok": False, "err": "no_seq"}
+        if cmd == "hub":  # 0.1.14：固件 hubctl.h 的命令形状；不模拟倒计时
+            h = self.hub
+            if "mode" in req:
+                if req["mode"] not in ("auto", "on"):
+                    return {"ok": False, "err": "arg"}
+                if req["mode"] != h["mode"]:
+                    self._ev(0, 22, 0x10 | ("auto", "on").index(req["mode"]))
+                h["mode"] = req["mode"]
+            if "min" in req:
+                if not 0 <= req["min"] <= 240:
+                    return {"ok": False, "err": "range"}
+                h["hold"] = req["min"] * 60
+                if req["min"] == 0:
+                    h["idle"] = 0
+            if "mode" not in req and "min" not in req:
+                return {"ok": False, "err": "arg"}
+            want = h["mode"] == "on" or h["hold"] > 0 or h["idle"] > 0 or any(r.vb for r in self.rails)
+            if want != h["on"]:
+                self._ev(0, 22, 1 if want else 0, 5 if want else 0)
+            h["on"] = want
+            h["why"] = ("mode" if h["mode"] == "on" else "vbus" if any(r.vb for r in self.rails) else
+                        "hold" if h["hold"] else "idle" if h["idle"] else "off") if want else "off"
+            return {"ok": True, "hub": dict(h)}
         if cmd == "ota":
             if not (isinstance(req.get("url"), str) and req["url"].startswith("http://")
                     and len(req["url"]) <= 64 and isinstance(req.get("sha256"), str)