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-rw-r--r--rtl/legacy_gfx/gfx_skid_buf.sv20
1 files changed, 20 insertions, 0 deletions
diff --git a/rtl/legacy_gfx/gfx_skid_buf.sv b/rtl/legacy_gfx/gfx_skid_buf.sv
new file mode 100644
index 0000000..fae5717
--- /dev/null
+++ b/rtl/legacy_gfx/gfx_skid_buf.sv
@@ -0,0 +1,20 @@
+module gfx_skid_buf
+#(parameter WIDTH=0)
+(
+ input logic clk,
+
+ input logic[WIDTH - 1:0] in,
+ input logic stall,
+
+ output logic[WIDTH - 1:0] out
+);
+
+ logic[WIDTH - 1:0] skid;
+
+ assign out = stall ? skid : in;
+
+ always_ff @(posedge clk)
+ if (!stall)
+ skid <= in;
+
+endmodule