From 5202bce32bd9157508ed48da37e114b7ade0ec70 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Wed, 25 Oct 2023 19:13:19 -0600 Subject: rtl/gfx: implement skid buffers --- rtl/gfx/skid_buf.sv | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 rtl/gfx/skid_buf.sv (limited to 'rtl/gfx/skid_buf.sv') diff --git a/rtl/gfx/skid_buf.sv b/rtl/gfx/skid_buf.sv new file mode 100644 index 0000000..6e7ffbb --- /dev/null +++ b/rtl/gfx/skid_buf.sv @@ -0,0 +1,20 @@ +module 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 -- cgit v1.2.3