增加长度接收的限定代码，似乎运行正常了

2025-02-10 15:29:53 +08:00
parent 4d853a29d7
commit 38978594c2
3 changed files with 9 additions and 5 deletions
--- a/tb/sw/src/halfLvdsMacSvr.c
+++ b/tb/sw/src/halfLvdsMacSvr.c
@@ -125,6 +125,7 @@ uint32_t HLM_poll(uint32_t mode)
 	else if (mode == WORKMODE_SLAVE)
 	{
 		uint32_t rx_index = 0;
+		uint32_t rx_len;
 		while (1)
 		{
 			if (isr_flag[CDR_INT_TX0_FIFO_DEQ])
@@ -156,12 +157,16 @@ uint32_t HLM_poll(uint32_t mode)
 					len = (first >> 20U);
 					*tx1_txLen = len + 8U;
 					*tx1_txFifo = first;
+					rx_len = len + 4;
 					rx_index += 4U;
 				}
 				else
 				{
-					*tx1_txFifo = *rx0_rxFifo;
-					rx_index += 4U;
+					if (rx_len > rx_index)
+					{
+						*tx1_txFifo = *rx0_rxFifo;
+						rx_index += 4U;
+					}
 				}
 			}

@@ -177,7 +182,6 @@ uint32_t HLM_poll(uint32_t mode)
 				break;
 			}
 		}
-
 	}
 	else
 	{