fix: harden ch390 recovery primitives

2026-04-23 18:06:03 +08:00
parent d6a1565503
commit c519f90149
2 changed files with 96 additions and 3 deletions
@@ -657,6 +657,21 @@ int ch390_runtime_link_up_from_status(const struct ch390_runtime_status *status)
 */
 void ch390_probe_rx_header(uint8_t *head);

+/**
+ * @name ch390_peek_packet
+ * @brief Peek current RX header without consuming the packet.
+ * @param rx_status - Output abnormal status while receiving packet
+ * @param rx_len - Output packet length from RX header
+ * @return 0: no packet pending  1: header sampled
+ */
+int ch390_peek_packet(uint8_t *rx_status, uint16_t *rx_len);
+
+/**
+ * @name ch390_rx_reset
+ * @brief Repair RX datapath after overflow/corruption without full chip reset.
+ */
+void ch390_rx_reset(void);
+
 /**
 * @name ch390_runtime_receive_packet
 * @brief Runtime RX entry point for packet receive