[Commit-gnuradio] r6915 - gnuradio/branches/developers/matt/u2f/opencores/uart16550/rtl/verilog

[matt]

Author: matt
Date: 2007-11-14 19:20:10 -0700 (Wed, 14 Nov 2007)
New Revision: 6915

Modified:
   
gnuradio/branches/developers/matt/u2f/opencores/uart16550/rtl/verilog/uart_regs.v
Log:
this is ugly, but it lets us actually use the fifo...


Modified: 
gnuradio/branches/developers/matt/u2f/opencores/uart16550/rtl/verilog/uart_regs.v
===================================================================
--- 
gnuradio/branches/developers/matt/u2f/opencores/uart16550/rtl/verilog/uart_regs.v
   2007-11-15 02:09:56 UTC (rev 6914)
+++ 
gnuradio/branches/developers/matt/u2f/opencores/uart16550/rtl/verilog/uart_regs.v
   2007-11-15 02:20:10 UTC (rev 6915)
@@ -599,7 +599,7 @@
 assign lsr2 = rf_data_out[1]; // parity error bit
 assign lsr3 = rf_data_out[0]; // framing error bit
 assign lsr4 = rf_data_out[2]; // break error in the character
-assign lsr5 = (tf_count==5'b0 && thre_set_en);  // transmitter fifo is empty
+assign lsr5 = (tf_count!=5'b11111);  // transmitter fifo is empty
 assign lsr6 = (tf_count==5'b0 && thre_set_en && (tstate == /*`S_IDLE */ 0)); 
// transmitter empty
 assign lsr7 = rf_error_bit | rf_overrun;
 
@@ -668,7 +668,8 @@
 
 always @(posedge clk or posedge wb_rst_i)
        if (wb_rst_i) lsr5r <= #1 1;
-       else lsr5r <= #1 (fifo_write) ? 0 :  lsr5r || (lsr5 && ~lsr5_d);
+       else lsr5r <= #1 lsr5;
+       //else lsr5r <= #1 (fifo_write) ? 0 :  lsr5r || (lsr5 && ~lsr5_d);
 
 // lsr bit 6 (transmitter empty indicator)
 reg lsr6_d;