diff options
Diffstat (limited to 'usrp2/gpmc/gpmc_to_fifo_async.v')
| -rw-r--r-- | usrp2/gpmc/gpmc_to_fifo_async.v | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/usrp2/gpmc/gpmc_to_fifo_async.v b/usrp2/gpmc/gpmc_to_fifo_async.v index 1df93f910..38f1165fc 100644 --- a/usrp2/gpmc/gpmc_to_fifo_async.v +++ b/usrp2/gpmc/gpmc_to_fifo_async.v @@ -5,10 +5,10 @@ module gpmc_to_fifo_async input fifo_clk, input fifo_rst, output reg [17:0] data_o, output reg src_rdy_o, input dst_rdy_i, - input [15:0] frame_len, input [15:0] fifo_space, output fifo_ready, + input [15:0] frame_len, input [15:0] fifo_space, output reg fifo_ready, output reg bus_error ); - reg [10:0] counter; + reg [15:0] counter; // Synchronize the async control signals reg [1:0] cs_del, we_del; always @(posedge fifo_clk) @@ -53,7 +53,11 @@ module gpmc_to_fifo_async else counter <= counter + 1; - assign fifo_ready = first_write & (fifo_space > frame_len); + always @(posedge fifo_clk) + if(fifo_rst) + fifo_ready <= 0; + else + fifo_ready <= first_write & (fifo_space > frame_len); always @(posedge fifo_clk) if(fifo_rst) |