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authorMatt Ettus <matt@ettus.com>2011-08-24 15:59:34 -0700
committerJosh Blum <josh@joshknows.com>2011-08-29 15:20:21 -0700
commitf4aa87a3d2d8088536fd3c95c7194fdceb02a16c (patch)
tree16913029e77f2ad09c6e6740ee95b71db359fe54 /usrp2/control_lib
parent62ff57e24585359c6c216e59d3b01688140c02d5 (diff)
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all: tie unused ram inputs to 1 instead of zero, helps routing
Diffstat (limited to 'usrp2/control_lib')
-rw-r--r--usrp2/control_lib/bootram.v42
1 files changed, 21 insertions, 21 deletions
diff --git a/usrp2/control_lib/bootram.v b/usrp2/control_lib/bootram.v
index 135ebad73..77af7f3a3 100644
--- a/usrp2/control_lib/bootram.v
+++ b/usrp2/control_lib/bootram.v
@@ -112,8 +112,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -123,7 +123,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB1), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -142,8 +142,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -153,7 +153,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB2), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -172,8 +172,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -183,7 +183,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB3), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -202,8 +202,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -213,7 +213,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB4), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -232,8 +232,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -243,7 +243,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB5), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -262,8 +262,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -273,7 +273,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB6), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input
@@ -292,8 +292,8 @@ module bootram
.DOPA(), // Port A 4-bit Parity Output
.ADDRA(if_adr[10:2]), // Port A 9-bit Address Input
.CLKA(clk), // Port A 1-bit Clock
- .DIA(32'd0), // Port A 32-bit Data Input
- .DIPA(4'd0), // Port A 4-bit parity Input
+ .DIA(32'dffffffff), // Port A 32-bit Data Input
+ .DIPA(4'df), // Port A 4-bit parity Input
.ENA(1'b1), // Port A 1-bit RAM Enable Input
.SSRA(1'b0), // Port A 1-bit Synchronous Set/Reset Input
.WEA(1'b0), // Port A 4-bit Write Enable Input
@@ -303,7 +303,7 @@ module bootram
.ADDRB(dwb_adr_i[10:2]), // Port B 9-bit Address Input
.CLKB(clk), // Port B 1-bit Clock
.DIB(dwb_dat_i), // Port B 32-bit Data Input
- .DIPB(4'd0), // Port-B 4-bit parity Input
+ .DIPB(4'df), // Port-B 4-bit parity Input
.ENB(ENB7), // Port B 1-bit RAM Enable Input
.SSRB(1'b0), // Port B 1-bit Synchronous Set/Reset Input
.WEB(WEB) // Port B 4-bit Write Enable Input