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eddr3
Commit ea560b4a authored by Andrey Filippov's avatar Andrey Filippov
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synchronizing with original repo

parent 4a49c160
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.project
View file @ ea560b4a
...@@ -42,4 +42,26 @@ ...@@ -42,4 +42,26 @@
<natures> <natures>
<nature>com.elphel.vdt.veditor.HdlNature</nature> <nature>com.elphel.vdt.veditor.HdlNature</nature>
</natures> </natures>
<linkedResources>
<link>
<name>vivado_logs/VivadoSynthesis.log</name>
<type>1</type>
<location>/data/vdt/vdt-projects/eddr3/vivado_logs/VivadoSynthesis-20140429103628186.log</location>
</link>
<link>
<name>vivado_logs/VivadoTimimgSummaryReportSynthesis.log</name>
<type>1</type>
<location>/data/vdt/vdt-projects/eddr3/vivado_logs/VivadoTimimgSummaryReportSynthesis-20140429103628186.log</location>
</link>
<link>
<name>vivado_logs/VivadoTimingReportSynthesis.log</name>
<type>1</type>
<location>/data/vdt/vdt-projects/eddr3/vivado_logs/VivadoTimingReportSynthesis-20140429103628186.log</location>
</link>
<link>
<name>vivado_state/eddr3-synth.dcp</name>
<type>1</type>
<location>/data/vdt/vdt-projects/eddr3/vivado_state/eddr3-synth-20140429103628186.dcp</location>
</link>
</linkedResources>
</projectDescription> </projectDescription>
phy/wrap/iserdes_mem.v
View file @ ea560b4a
...@@ -20,10 +20,14 @@ ...@@ -20,10 +20,14 @@
*******************************************************************************/ *******************************************************************************/
`timescale 1ns/1ps `timescale 1ns/1ps
//`define IVERILOG // uncomment just to chenck syntax (by the editor) in the corresponding branch //`define IVERILOG // uncomment just to chenck syntax (by the editor) in the corresponding branch
module iserdes_mem( module iserdes_mem #
(
parameter DYN_CLKDIV_INV_EN="FALSE"
) (
input iclk, // source-synchronous clock input iclk, // source-synchronous clock
input oclk, // system clock, phase should allow iclk-to-oclk jitter with setup/hold margin input oclk, // system clock, phase should allow iclk-to-oclk jitter with setup/hold margin
input oclk_div, // oclk divided by 2, front aligned input oclk_div, // oclk divided by 2, front aligned
input inv_clk_div, // invert oclk_div (this clock is shared between iserdes and oserdes
input rst, // reset input rst, // reset
input d_direct, // direct input from IOB, normally not used, controlled by IOBDELAY parameter (set to "NONE") input d_direct, // direct input from IOB, normally not used, controlled by IOBDELAY parameter (set to "NONE")
input ddly, // serial input from idelay input ddly, // serial input from idelay
...@@ -35,7 +39,7 @@ module iserdes_mem( ...@@ -35,7 +39,7 @@ module iserdes_mem(
ISERDESE2 #( ISERDESE2 #(
.DATA_RATE ("DDR"), .DATA_RATE ("DDR"),
.DATA_WIDTH (4), .DATA_WIDTH (4),
.DYN_CLKDIV_INV_EN ("FALSE"), .DYN_CLKDIV_INV_EN (DYN_CLKDIV_INV_EN),
.DYN_CLK_INV_EN ("FALSE"), .DYN_CLK_INV_EN ("FALSE"),
.INIT_Q1 (1'b0), .INIT_Q1 (1'b0),
.INIT_Q2 (1'b0), .INIT_Q2 (1'b0),
...@@ -74,7 +78,7 @@ module iserdes_mem( ...@@ -74,7 +78,7 @@ module iserdes_mem(
.CLKDIV (oclk_div), .CLKDIV (oclk_div),
.DDLY (ddly), .DDLY (ddly),
.D (d_direct), // direct connection to IOB bypassing idelay .D (d_direct), // direct connection to IOB bypassing idelay
.DYNCLKDIVSEL (1'b0), .DYNCLKDIVSEL (inv_clk_div),
.DYNCLKSEL (1'b0), .DYNCLKSEL (1'b0),
.OCLK (oclk), .OCLK (oclk),
.OCLKB (!oclk), .OCLKB (!oclk),
...@@ -87,7 +91,7 @@ module iserdes_mem( ...@@ -87,7 +91,7 @@ module iserdes_mem(
ISERDESE1 #( ISERDESE1 #(
.DATA_RATE ("DDR"), .DATA_RATE ("DDR"),
.DATA_WIDTH (4), .DATA_WIDTH (4),
.DYN_CLKDIV_INV_EN ("FALSE"), .DYN_CLKDIV_INV_EN (DYN_CLKDIV_INV_EN),
.DYN_CLK_INV_EN ("FALSE"), .DYN_CLK_INV_EN ("FALSE"),
.INIT_Q1 (1'b0), .INIT_Q1 (1'b0),
.INIT_Q2 (1'b0), .INIT_Q2 (1'b0),
...@@ -123,7 +127,7 @@ module iserdes_mem( ...@@ -123,7 +127,7 @@ module iserdes_mem(
.CLKDIV (oclk_div), .CLKDIV (oclk_div),
.DDLY (ddly), .DDLY (ddly),
.D (d_direct), // direct connection to IOB bypassing idelay .D (d_direct), // direct connection to IOB bypassing idelay
.DYNCLKDIVSEL (1'b0), .DYNCLKDIVSEL (inv_clk_div),
.DYNCLKSEL (1'b0), .DYNCLKSEL (1'b0),
.OCLK (oclk), .OCLK (oclk),
.OFB (), .OFB (),
......
phy/wrap/oserdes_mem.v
View file @ ea560b4a
...@@ -20,17 +20,23 @@ ...@@ -20,17 +20,23 @@
*******************************************************************************/ *******************************************************************************/
`timescale 1ns/1ps `timescale 1ns/1ps
//`define IVERILOG // uncomment just to chenck syntax (by the editor) in the corresponding branch //`define IVERILOG // uncomment just to chenck syntax (by the editor) in the corresponding branch
module oserdes_mem( module oserdes_mem #(
parameter MODE_DDR="TRUE"
) (
input clk, // serial output clock input clk, // serial output clock
input clk_div, // oclk divided by 2, front aligned input clk_div, // oclk divided by 2, front aligned
input rst, // reset input rst, // reset
input [3:0] din, // parallel data in input [((MODE_DDR=="TRUE")?3:1):0] din, // parallel data in
input [3:0] tin, // parallel tri-state in input [((MODE_DDR=="TRUE")?3:1):0] tin, // parallel tri-state in
output dout_dly, // data out to be connected to odelay input output dout_dly, // data out to be connected to odelay input
output dout_iob, // data out to be connected directly to the output buffer output dout_iob, // data out to be connected directly to the output buffer
output tout_dly, // tristate out to be connected to odelay input output tout_dly, // tristate out to be connected to odelay input
output tout_iob // tristate out to be connected directly to the tristate control of the output buffer output tout_iob // tristate out to be connected directly to the tristate control of the output buffer
); );
localparam integer MODE_DDR_BIN=(MODE_DDR=="TRUE")?1:0;
localparam DATA_RATE= (MODE_DDR=="TRUE")?"DDR":"SDR";
localparam integer DATA_WIDTH= (MODE_DDR=="TRUE")?4:2;
localparam integer DDR3_DATA= (MODE_DDR=="TRUE")?1:0;
/* /*
Serialized data will go through odelay elements (with fine delay adjustment), tristate output will Serialized data will go through odelay elements (with fine delay adjustment), tristate output will
go directly. Luckily the active time for DQ/DQS may be extended (there is at least 1 full clock period go directly. Luckily the active time for DQ/DQS may be extended (there is at least 1 full clock period
...@@ -40,15 +46,15 @@ module oserdes_mem( ...@@ -40,15 +46,15 @@ module oserdes_mem(
`ifndef IVERILOG // Not using simulator - instantiate actual ISERDESE2 (can not be simulated because of encrypted ) `ifndef IVERILOG // Not using simulator - instantiate actual ISERDESE2 (can not be simulated because of encrypted )
OSERDESE2 #( OSERDESE2 #(
.DATA_RATE_OQ ("DDR"), .DATA_RATE_OQ (DATA_RATE),
.DATA_RATE_TQ ("DDR"), .DATA_RATE_TQ (DATA_RATE),
.DATA_WIDTH (4), .DATA_WIDTH (DATA_WIDTH),
.INIT_OQ (1'b0), .INIT_OQ (1'b0),
.INIT_TQ (1'b0), .INIT_TQ (1'b0),
.SERDES_MODE ("MASTER"), .SERDES_MODE ("MASTER"),
.SRVAL_OQ (1'b0), .SRVAL_OQ (1'b0),
.SRVAL_TQ (1'b0), .SRVAL_TQ (1'b0),
.TRISTATE_WIDTH (4), .TRISTATE_WIDTH (DATA_WIDTH),
.TBYTE_CTL ("FALSE"), .TBYTE_CTL ("FALSE"),
.TBYTE_SRC ("FALSE") .TBYTE_SRC ("FALSE")
) oserdes_i ( ) oserdes_i (
...@@ -62,8 +68,8 @@ module oserdes_mem( ...@@ -62,8 +68,8 @@ module oserdes_mem(
.CLKDIV (clk_div), .CLKDIV (clk_div),
.D1 (din[0]), .D1 (din[0]),
.D2 (din[1]), .D2 (din[1]),
.D3 (din[2]), .D3 ((MODE_DDR=="TRUE")?din[2]:1'b0),
.D4 (din[3]), .D4 ((MODE_DDR=="TRUE")?din[3]:1'b0),
.D5 (), .D5 (),
.D6 (), .D6 (),
.D7 (), .D7 (),
...@@ -74,18 +80,18 @@ module oserdes_mem( ...@@ -74,18 +80,18 @@ module oserdes_mem(
.SHIFTIN2 (), .SHIFTIN2 (),
.T1 (tin[0]), .T1 (tin[0]),
.T2 (tin[1]), .T2 (tin[1]),
.T3 (tin[2]), .T3 ((MODE_DDR=="TRUE")?tin[2]:1'b0),
.T4 (tin[3]), .T4 ((MODE_DDR=="TRUE")?tin[3]:1'b0),
.TCE (1'b1), .TCE (1'b1),
.TBYTEOUT (), .TBYTEOUT (),
.TBYTEIN () .TBYTEIN ()
); );
`else // Simulating, use Virtex 6 module that does not have encrypted functionality `else // Simulating, use Virtex 6 module that does not have encrypted functionality
OSERDESE1 #( OSERDESE1 #(
.DATA_RATE_OQ ("DDR"), .DATA_RATE_OQ (DATA_RATE),
.DATA_RATE_TQ ("DDR"), .DATA_RATE_TQ (DATA_RATE),
.DATA_WIDTH (4), .DATA_WIDTH (DATA_WIDTH),
.DDR3_DATA (1), //For DDR3 DQ, DQS: 1, Address, ctrl, clock - 0 .DDR3_DATA (DDR3_DATA), //For DDR3 DQ, DQS: 1, Address, ctrl, clock - 0
.INIT_OQ (1'b0), .INIT_OQ (1'b0),
.INIT_TQ (1'b0), .INIT_TQ (1'b0),
.INTERFACE_TYPE ("DEFAULT"), //"DEFAULT", "MEMORY_DDR3" .INTERFACE_TYPE ("DEFAULT"), //"DEFAULT", "MEMORY_DDR3"
...@@ -93,7 +99,7 @@ module oserdes_mem( ...@@ -93,7 +99,7 @@ module oserdes_mem(
.SERDES_MODE ("MASTER"), .SERDES_MODE ("MASTER"),
.SRVAL_OQ (1'b0), .SRVAL_OQ (1'b0),
.SRVAL_TQ (1'b0), .SRVAL_TQ (1'b0),
.TRISTATE_WIDTH (4) .TRISTATE_WIDTH (DATA_WIDTH)
) oserdes_i ( ) oserdes_i (
.OFB (dout_dly), .OFB (dout_dly),
.OQ (dout_iob), .OQ (dout_iob),
...@@ -105,8 +111,8 @@ module oserdes_mem( ...@@ -105,8 +111,8 @@ module oserdes_mem(
.CLKDIV (clk_div), .CLKDIV (clk_div),
.D1 (din[0]), .D1 (din[0]),
.D2 (din[1]), .D2 (din[1]),
.D3 (din[2]), .D3 ((MODE_DDR=="TRUE")?din[2]:1'b0),
.D4 (din[3]), .D4 ((MODE_DDR=="TRUE")?din[3]:1'b0),
.D5 (), .D5 (),
.D6 (), .D6 (),
.OCE (1'b1), .OCE (1'b1),
...@@ -115,8 +121,8 @@ module oserdes_mem( ...@@ -115,8 +121,8 @@ module oserdes_mem(
.SHIFTIN2 (), .SHIFTIN2 (),
.T1 (tin[0]), .T1 (tin[0]),
.T2 (tin[1]), .T2 (tin[1]),
.T3 (tin[2]), .T3 ((MODE_DDR=="TRUE")?tin[2]:1'b0),
.T4 (tin[3]), .T4 ((MODE_DDR=="TRUE")?tin[3]:1'b0),
.TCE (1'b1), .TCE (1'b1),
// not in OSERDES2E: // not in OSERDES2E:
.WC (1'b0), .WC (1'b0),
......
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