From 8e86d8693e2cdc66061cb3a9d511ebd870cdca91 Mon Sep 17 00:00:00 2001
From: FallenSigh <fallensigh@gmail.com>
Date: Thu, 25 Jun 2026 01:54:07 +0800
Subject: [PATCH] Increase DMA FIFO depth to 128 (512 bytes) for burst support

---
 rtl/soc_top.v | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rtl/soc_top.v b/rtl/soc_top.v
index 9744220..5c71559 100644
--- a/rtl/soc_top.v
+++ b/rtl/soc_top.v
@@ -1569,7 +1569,7 @@ snix_axil_cdma_mux #(
     .ID_WIDTH        (4),  // 匹配 Crossbar 的 Master ID 宽度
     .USER_WIDTH      (1),
     .PORTS           (4),  // 8 个通道
-    .FIFO_DEPTH      (64)   
+    .FIFO_DEPTH      (128)
 ) u_snix_axil_cdma_mux_8ch (
     .clk             (sys_clk),
     .rst_n           (sys_resetn), // 低电平复位