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-rw-r--r--usrp2/fifo/dsp_framer36.v3
-rw-r--r--usrp2/fifo/packet_router.v3
2 files changed, 4 insertions, 2 deletions
diff --git a/usrp2/fifo/dsp_framer36.v b/usrp2/fifo/dsp_framer36.v
index fbdc9fbd7..e44f91305 100644
--- a/usrp2/fifo/dsp_framer36.v
+++ b/usrp2/fifo/dsp_framer36.v
@@ -29,6 +29,7 @@ module dsp_framer36
//The header is generated here from the count.
wire [31:0] dsp_frm_data_bram;
wire [15:0] dsp_frm_bytes = {dsp_frm_count, 2'b00};
+ wire dsp_frm_enb = (dsp_frm_state == DSP_FRM_STATE_WRITE)? (out_ready & out_valid) : 1'b1;
assign out_data =
(dsp_frm_state == DSP_FRM_STATE_WRITE_HDR)? {4'b0001, 16'b1, dsp_frm_bytes} : (
(dsp_frm_addr == dsp_frm_count) ? {4'b0010, dsp_frm_data_bram} : (
@@ -44,7 +45,7 @@ module dsp_framer36
.ENA(inp_ready),.SSRA(0),.WEA(inp_ready),
//port B = DSP framer interface (reads from BRAM)
.DOB(dsp_frm_data_bram),.ADDRB(dsp_frm_addr),.CLKB(clk),.DIB(36'b0),.DIPB(4'h0),
- .ENB(out_ready & out_valid),.SSRB(0),.WEB(1'b0)
+ .ENB(dsp_frm_enb),.SSRB(0),.WEB(1'b0)
);
always @(posedge clk)
diff --git a/usrp2/fifo/packet_router.v b/usrp2/fifo/packet_router.v
index df1ba7351..5118c69b3 100644
--- a/usrp2/fifo/packet_router.v
+++ b/usrp2/fifo/packet_router.v
@@ -328,6 +328,7 @@ module packet_router
(cpu_inp_addr == cpu_inp_line_count_reg)? 4'b0010 : (
4'b0000));
+ wire cpu_inp_enb = (cpu_inp_state == CPU_INP_STATE_UNLOAD)? (cpu_inp_ready & cpu_inp_valid) : 1'b1;
assign cpu_inp_valid = (cpu_inp_state == CPU_INP_STATE_UNLOAD)? 1'b1 : 1'b0;
assign cpu_inp_hs_stat = (cpu_inp_state == CPU_INP_STATE_WAIT_CTRL_HI)? 1'b1 : 1'b0;
@@ -337,7 +338,7 @@ module packet_router
.ENA(wb_stb_i & (which_buf == 1'b1)),.SSRA(0),.WEA(wb_we_i),
//port B = packet router interface from CPU (output only)
.DOB(cpu_inp_data[31:0]),.ADDRB(cpu_inp_addr),.CLKB(stream_clk),.DIB(36'b0),.DIPB(4'h0),
- .ENB(cpu_inp_ready & cpu_inp_valid),.SSRB(0),.WEB(1'b0)
+ .ENB(cpu_inp_enb),.SSRB(0),.WEB(1'b0)
);
always @(posedge stream_clk)