diff options
Diffstat (limited to 'usrp2/control_lib')
| -rw-r--r-- | usrp2/control_lib/ram_2port_mixed_width.v | 53 |
1 files changed, 49 insertions, 4 deletions
diff --git a/usrp2/control_lib/ram_2port_mixed_width.v b/usrp2/control_lib/ram_2port_mixed_width.v index 3fa43114f..e10321959 100644 --- a/usrp2/control_lib/ram_2port_mixed_width.v +++ b/usrp2/control_lib/ram_2port_mixed_width.v @@ -1,5 +1,3 @@ - - module ram_2port_mixed_width #(parameter AWIDTH=9) (input clk16, @@ -7,14 +5,58 @@ module ram_2port_mixed_width input we16, input [10:0] addr16, input [15:0] di16, - output reg [15:0] do16, + output [15:0] do16, input clk32, input en32, input we32, input [9:0] addr32, input [31:0] di32, - output reg [31:0] do32); + output [31:0] do32); + + RAMB16BWER #(.DATA_WIDTH_A(18), // Valid values are 0, 1, 2, 4, 9, 18, or 36 + .DATA_WIDTH_B(36), // Valid values are 0, 1, 2, 4, 9, 18, or 36 + .DOA_REG(0), // Specifies to enable=1/disable=0 port A output registers + .DOB_REG(0), // Specifies to enable=1/disable=0 port B output registers + .INIT_A(36'h000000000), // Initial values on A output port + .INIT_B(36'h000000000), // Initial values on B output port + .RSTTYPE("SYNC"), // Specifes reset type to be "SYNC" or "ASYNC" + .SIM_COLLISION_CHECK("ALL"), // Collision check enable "ALL", "WARNING_ONLY", + // "GENERATE_X_ONLY" or "NONE" + .SRVAL_A(36'h000000000), // Set/Reset value for A port output + .SRVAL_B(36'h000000000), // Set/Reset value for B port output + .WRITE_MODE_A("WRITE_FIRST"), // "WRITE_FIRST", "READ_FIRST", or "NO_CHANGE" + .WRITE_MODE_B("WRITE_FIRST")) // "WRITE_FIRST", "READ_FIRST", or "NO_CHANGE" + RAMB16BWER_inst (.DOA(do16), // 32-bit A port data output + .DOB(do32), // 32-bit B port data output + .DOPA(), // 4-bit A port parity data output + .DOPB(), // 4-bit B port parity data output + .ADDRA(addr16), // 14-bit A port address input + .ADDRB(addr32), // 14-bit B port address input + .CLKA(clk16), // 1-bit A port clock input + .CLKB(clk32), // 1-bit B port clock input + .DIA(di16), // 32-bit A port data input + .DIB(di32), // 32-bit B port data input + .DIPA(0), // 4-bit A port parity data input + .DIPB(0), // 4-bit B port parity data input + .ENA(en16), // 1-bit A port enable input + .ENB(en32), // 1-bit B port enable input + .REGCEA(0), // 1-bit A port output register enable input + .REGCEB(0), // 1-bit B port output register enable input + .RSTA(0), // 1-bit A port reset input + .RSTB(0), // 1-bit B port reset input + .WEA({2{we16}}), // 4-bit A port write enable input + .WEB({4{we32}}) // 4-bit B port write enable input + ); + +endmodule // ram_2port_mixed_width + + + + +// ISE 10.1.03 chokes on the following + +/* reg [31:0] ram [(1<<AWIDTH)-1:0]; integer i; @@ -42,3 +84,6 @@ module ram_2port_mixed_width end endmodule // ram_2port_mixed_width + + + */ |