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fpga: Add support for Genesys2

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Signed-off-by: Boris Shingarov <shingarov@labware.com>
pull/236/head
Boris Shingarov 5 years ago committed by Benjamin Herrenschmidt
parent dbb137437c
commit 679c547e5f
5 changed files with 1902 additions and 1073 deletions
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fpga/genesys2.xdc
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#### Genesys-2 Rev.H

## Clock & Reset
set_property -dict { PACKAGE_PIN AD11 IOSTANDARD LVDS } [get_ports { clk200_n }]
set_property -dict { PACKAGE_PIN AD12 IOSTANDARD LVDS } [get_ports { clk200_p }]
create_clock -period 5.000 -name tc_clk100_p -waveform {0.000 2.500} [get_ports clk200_p]
create_clock -period 5.000 -name tc_clk100_n -waveform {2.500 5.000} [get_ports clk200_n]

set_property -dict { PACKAGE_PIN R19 IOSTANDARD LVCMOS33 } [get_ports { ext_rst }]

## UART
set_property -dict { PACKAGE_PIN Y20 IOSTANDARD LVCMOS33 } [get_ports { uart_main_rx }]
set_property -dict { PACKAGE_PIN Y23 IOSTANDARD LVCMOS33 } [get_ports { uart_main_tx }]

## LEDs
set_property -dict { PACKAGE_PIN T28 IOSTANDARD LVCMOS33 } [get_ports { led0 }]
set_property -dict { PACKAGE_PIN V19 IOSTANDARD LVCMOS33 } [get_ports { led1 }]
set_property -dict { PACKAGE_PIN U30 IOSTANDARD LVCMOS33 } [get_ports { led2 }]
set_property -dict { PACKAGE_PIN U29 IOSTANDARD LVCMOS33 } [get_ports { led3 }]

## QSPI
set_property -dict { PACKAGE_PIN U19 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_cs_n }]
set_property -dict { PACKAGE_PIN P24 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_mosi }]
set_property -dict { PACKAGE_PIN R25 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_miso }]
set_property -dict { PACKAGE_PIN R20 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_wp_n }]
set_property -dict { PACKAGE_PIN R21 IOSTANDARD LVCMOS33 } [get_ports { spi_flash_hold_n }]


## DRAM

# ddram:0.a
set_property LOC AC12 [get_ports {ddram_a[0]}]
set_property SLEW FAST [get_ports {ddram_a[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[0]}]

# ddram:0.a
set_property LOC AE8 [get_ports {ddram_a[1]}]
set_property SLEW FAST [get_ports {ddram_a[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[1]}]

# ddram:0.a
set_property LOC AD8 [get_ports {ddram_a[2]}]
set_property SLEW FAST [get_ports {ddram_a[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[2]}]

# ddram:0.a
set_property LOC AC10 [get_ports {ddram_a[3]}]
set_property SLEW FAST [get_ports {ddram_a[3]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[3]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[3]}]

# ddram:0.a
set_property LOC AD9 [get_ports {ddram_a[4]}]
set_property SLEW FAST [get_ports {ddram_a[4]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[4]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[4]}]

# ddram:0.a
set_property LOC AA13 [get_ports {ddram_a[5]}]
set_property SLEW FAST [get_ports {ddram_a[5]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[5]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[5]}]

# ddram:0.a
set_property LOC AA10 [get_ports {ddram_a[6]}]
set_property SLEW FAST [get_ports {ddram_a[6]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[6]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[6]}]

# ddram:0.a
set_property LOC AA11 [get_ports {ddram_a[7]}]
set_property SLEW FAST [get_ports {ddram_a[7]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[7]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[7]}]

# ddram:0.a
set_property LOC Y10 [get_ports {ddram_a[8]}]
set_property SLEW FAST [get_ports {ddram_a[8]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[8]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[8]}]

# ddram:0.a
set_property LOC Y11 [get_ports {ddram_a[9]}]
set_property SLEW FAST [get_ports {ddram_a[9]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[9]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[9]}]

# ddram:0.a
set_property LOC AB8 [get_ports {ddram_a[10]}]
set_property SLEW FAST [get_ports {ddram_a[10]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[10]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[10]}]

# ddram:0.a
set_property LOC AA8 [get_ports {ddram_a[11]}]
set_property SLEW FAST [get_ports {ddram_a[11]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[11]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[11]}]

# ddram:0.a
set_property LOC AB12 [get_ports {ddram_a[12]}]
set_property SLEW FAST [get_ports {ddram_a[12]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[12]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[12]}]

# ddram:0.a
set_property LOC AA12 [get_ports {ddram_a[13]}]
set_property SLEW FAST [get_ports {ddram_a[13]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[13]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[13]}]

# ddram:0.a
set_property LOC AH9 [get_ports {ddram_a[14]}]
set_property SLEW FAST [get_ports {ddram_a[14]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_a[14]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_a[14]}]

# ddram:0.ba
set_property LOC AE9 [get_ports {ddram_ba[0]}]
set_property SLEW FAST [get_ports {ddram_ba[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_ba[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[0]}]

# ddram:0.ba
set_property LOC AB10 [get_ports {ddram_ba[1]}]
set_property SLEW FAST [get_ports {ddram_ba[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_ba[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[1]}]

# ddram:0.ba
set_property LOC AC11 [get_ports {ddram_ba[2]}]
set_property SLEW FAST [get_ports {ddram_ba[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_ba[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ba[2]}]

# ddram:0.ras_n
set_property LOC AE11 [get_ports {ddram_ras_n}]
set_property SLEW FAST [get_ports {ddram_ras_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_ras_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_ras_n}]

# ddram:0.cas_n
set_property LOC AF11 [get_ports {ddram_cas_n}]
set_property SLEW FAST [get_ports {ddram_cas_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_cas_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_cas_n}]

# ddram:0.we_n
set_property LOC AG13 [get_ports {ddram_we_n}]
set_property SLEW FAST [get_ports {ddram_we_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_we_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_we_n}]

# ddram:0.cs_n
set_property LOC AH12 [get_ports {ddram_cs_n}]
set_property SLEW FAST [get_ports {ddram_cs_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_cs_n}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_cs_n}]

# ddram:0.dm
set_property LOC AD4 [get_ports {ddram_dm[0]}]
set_property SLEW FAST [get_ports {ddram_dm[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dm[0]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[0]}]

# ddram:0.dm
set_property LOC AF3 [get_ports {ddram_dm[1]}]
set_property SLEW FAST [get_ports {ddram_dm[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dm[1]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[1]}]

# ddram:0.dm
set_property LOC AH4 [get_ports {ddram_dm[2]}]
set_property SLEW FAST [get_ports {ddram_dm[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dm[2]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[2]}]

# ddram:0.dm
set_property LOC AF8 [get_ports {ddram_dm[3]}]
set_property SLEW FAST [get_ports {ddram_dm[3]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dm[3]}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_dm[3]}]

# ddram:0.dq
set_property LOC AD3 [get_ports {ddram_dq[0]}]
set_property SLEW FAST [get_ports {ddram_dq[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[0]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[0]}]

# ddram:0.dq
set_property LOC AC2 [get_ports {ddram_dq[1]}]
set_property SLEW FAST [get_ports {ddram_dq[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[1]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[1]}]

# ddram:0.dq
set_property LOC AC1 [get_ports {ddram_dq[2]}]
set_property SLEW FAST [get_ports {ddram_dq[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[2]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[2]}]

# ddram:0.dq
set_property LOC AC5 [get_ports {ddram_dq[3]}]
set_property SLEW FAST [get_ports {ddram_dq[3]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[3]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[3]}]

# ddram:0.dq
set_property LOC AC4 [get_ports {ddram_dq[4]}]
set_property SLEW FAST [get_ports {ddram_dq[4]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[4]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[4]}]

# ddram:0.dq
set_property LOC AD6 [get_ports {ddram_dq[5]}]
set_property SLEW FAST [get_ports {ddram_dq[5]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[5]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[5]}]

# ddram:0.dq
set_property LOC AE6 [get_ports {ddram_dq[6]}]
set_property SLEW FAST [get_ports {ddram_dq[6]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[6]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[6]}]

# ddram:0.dq
set_property LOC AC7 [get_ports {ddram_dq[7]}]
set_property SLEW FAST [get_ports {ddram_dq[7]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[7]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[7]}]

# ddram:0.dq
set_property LOC AF2 [get_ports {ddram_dq[8]}]
set_property SLEW FAST [get_ports {ddram_dq[8]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[8]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[8]}]

# ddram:0.dq
set_property LOC AE1 [get_ports {ddram_dq[9]}]
set_property SLEW FAST [get_ports {ddram_dq[9]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[9]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[9]}]

# ddram:0.dq
set_property LOC AF1 [get_ports {ddram_dq[10]}]
set_property SLEW FAST [get_ports {ddram_dq[10]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[10]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[10]}]

# ddram:0.dq
set_property LOC AE4 [get_ports {ddram_dq[11]}]
set_property SLEW FAST [get_ports {ddram_dq[11]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[11]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[11]}]

# ddram:0.dq
set_property LOC AE3 [get_ports {ddram_dq[12]}]
set_property SLEW FAST [get_ports {ddram_dq[12]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[12]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[12]}]

# ddram:0.dq
set_property LOC AE5 [get_ports {ddram_dq[13]}]
set_property SLEW FAST [get_ports {ddram_dq[13]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[13]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[13]}]

# ddram:0.dq
set_property LOC AF5 [get_ports {ddram_dq[14]}]
set_property SLEW FAST [get_ports {ddram_dq[14]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[14]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[14]}]

# ddram:0.dq
set_property LOC AF6 [get_ports {ddram_dq[15]}]
set_property SLEW FAST [get_ports {ddram_dq[15]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[15]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[15]}]

# ddram:0.dq
set_property LOC AJ4 [get_ports {ddram_dq[16]}]
set_property SLEW FAST [get_ports {ddram_dq[16]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[16]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[16]}]

# ddram:0.dq
set_property LOC AH6 [get_ports {ddram_dq[17]}]
set_property SLEW FAST [get_ports {ddram_dq[17]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[17]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[17]}]

# ddram:0.dq
set_property LOC AH5 [get_ports {ddram_dq[18]}]
set_property SLEW FAST [get_ports {ddram_dq[18]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[18]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[18]}]

# ddram:0.dq
set_property LOC AH2 [get_ports {ddram_dq[19]}]
set_property SLEW FAST [get_ports {ddram_dq[19]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[19]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[19]}]

# ddram:0.dq
set_property LOC AJ2 [get_ports {ddram_dq[20]}]
set_property SLEW FAST [get_ports {ddram_dq[20]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[20]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[20]}]

# ddram:0.dq
set_property LOC AJ1 [get_ports {ddram_dq[21]}]
set_property SLEW FAST [get_ports {ddram_dq[21]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[21]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[21]}]

# ddram:0.dq
set_property LOC AK1 [get_ports {ddram_dq[22]}]
set_property SLEW FAST [get_ports {ddram_dq[22]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[22]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[22]}]

# ddram:0.dq
set_property LOC AJ3 [get_ports {ddram_dq[23]}]
set_property SLEW FAST [get_ports {ddram_dq[23]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[23]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[23]}]

# ddram:0.dq
set_property LOC AF7 [get_ports {ddram_dq[24]}]
set_property SLEW FAST [get_ports {ddram_dq[24]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[24]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[24]}]

# ddram:0.dq
set_property LOC AG7 [get_ports {ddram_dq[25]}]
set_property SLEW FAST [get_ports {ddram_dq[25]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[25]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[25]}]

# ddram:0.dq
set_property LOC AJ6 [get_ports {ddram_dq[26]}]
set_property SLEW FAST [get_ports {ddram_dq[26]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[26]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[26]}]

# ddram:0.dq
set_property LOC AK6 [get_ports {ddram_dq[27]}]
set_property SLEW FAST [get_ports {ddram_dq[27]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[27]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[27]}]

# ddram:0.dq
set_property LOC AJ8 [get_ports {ddram_dq[28]}]
set_property SLEW FAST [get_ports {ddram_dq[28]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[28]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[28]}]

# ddram:0.dq
set_property LOC AK8 [get_ports {ddram_dq[29]}]
set_property SLEW FAST [get_ports {ddram_dq[29]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[29]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[29]}]

# ddram:0.dq
set_property LOC AK5 [get_ports {ddram_dq[30]}]
set_property SLEW FAST [get_ports {ddram_dq[30]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[30]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[30]}]

# ddram:0.dq
set_property LOC AK4 [get_ports {ddram_dq[31]}]
set_property SLEW FAST [get_ports {ddram_dq[31]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dq[31]}]
set_property IOSTANDARD SSTL15_T_DCI [get_ports {ddram_dq[31]}]

# ddram:0.dqs_p
set_property LOC AD2 [get_ports {ddram_dqs_p[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_p[0]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[0]}]

# ddram:0.dqs_p
set_property LOC AG4 [get_ports {ddram_dqs_p[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_p[1]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[1]}]

# ddram:0.dqs_p
set_property LOC AG2 [get_ports {ddram_dqs_p[2]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_p[2]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[2]}]

# ddram:0.dqs_p
set_property LOC AH7 [get_ports {ddram_dqs_p[3]}]
set_property SLEW FAST [get_ports {ddram_dqs_p[3]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_p[3]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_p[3]}]

# ddram:0.dqs_n
set_property LOC AD1 [get_ports {ddram_dqs_n[0]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[0]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_n[0]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[0]}]

# ddram:0.dqs_n
set_property LOC AG3 [get_ports {ddram_dqs_n[1]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[1]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_n[1]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[1]}]

# ddram:0.dqs_n
set_property LOC AH1 [get_ports {ddram_dqs_n[2]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[2]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_n[2]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[2]}]

# ddram:0.dqs_n
set_property LOC AJ7 [get_ports {ddram_dqs_n[3]}]
set_property SLEW FAST [get_ports {ddram_dqs_n[3]}]
set_property VCCAUX_IO HIGH [get_ports {ddram_dqs_n[3]}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_dqs_n[3]}]

# ddram:0.clk_p
set_property LOC AB9 [get_ports {ddram_clk_p}]
set_property SLEW FAST [get_ports {ddram_clk_p}]
set_property VCCAUX_IO HIGH [get_ports {ddram_clk_p}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_clk_p}]

# ddram:0.clk_n
set_property LOC AC9 [get_ports {ddram_clk_n}]
set_property SLEW FAST [get_ports {ddram_clk_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_clk_n}]
set_property IOSTANDARD DIFF_SSTL15 [get_ports {ddram_clk_n}]

# ddram:0.cke
set_property LOC AJ9 [get_ports {ddram_cke}]
set_property SLEW FAST [get_ports {ddram_cke}]
set_property VCCAUX_IO HIGH [get_ports {ddram_cke}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_cke}]

# ddram:0.odt
set_property LOC AK9 [get_ports {ddram_odt}]
set_property SLEW FAST [get_ports {ddram_odt}]
set_property VCCAUX_IO HIGH [get_ports {ddram_odt}]
set_property IOSTANDARD SSTL15 [get_ports {ddram_odt}]

# ddram:0.reset_n
set_property LOC AG5 [get_ports {ddram_reset_n}]
set_property SLEW FAST [get_ports {ddram_reset_n}]
set_property VCCAUX_IO HIGH [get_ports {ddram_reset_n}]
set_property IOSTANDARD LVCMOS15 [get_ports {ddram_reset_n}]


set_property INTERNAL_VREF 0.750 [get_iobanks 34]

# False path constraints
set_false_path -quiet -through [get_nets -hierarchical -filter {mr_ff == TRUE}]
set_false_path -quiet -to [get_pins -filter {REF_PIN_NAME == PRE} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE || ars_ff2 == TRUE}]]
set_max_delay 2 -quiet -from [get_pins -filter {REF_PIN_NAME == C} -of_objects [get_cells -hierarchical -filter {ars_ff1 == TRUE}]] -to [get_pins -filter {REF_PIN_NAME == D} -of_objects [get_cells -hierarchical -filter {ars_ff2 == TRUE}]]

322
fpga/top-genesys2.vhdl
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@ -0,0 +1,322 @@
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;

library unisim;
use unisim.vcomponents.all;

library work;
use work.wishbone_types.all;

entity toplevel is
generic (
MEMORY_SIZE : integer := 16384;
RAM_INIT_FILE : string := "firmware.hex";
RESET_LOW : boolean := true;
CLK_FREQUENCY : positive := 100000000;
USE_LITEDRAM : boolean := false;
NO_BRAM : boolean := false;
DISABLE_FLATTEN_CORE : boolean := false;
SPI_FLASH_OFFSET : integer := 10485760;
SPI_FLASH_DEF_CKDV : natural := 1;
SPI_FLASH_DEF_QUAD : boolean := true;
LOG_LENGTH : natural := 2048;
UART_IS_16550 : boolean := true
);
port(
clk200_p : in std_ulogic;
clk200_n : in std_ulogic;
ext_rst : in std_ulogic;

-- UART0 signals:
uart_main_tx : out std_ulogic;
uart_main_rx : in std_ulogic;

-- LEDs
led0 : out std_logic;
led1 : out std_logic;
led2 : out std_logic;
led3 : out std_logic;

-- SPI
spi_flash_cs_n : out std_ulogic;
spi_flash_mosi : inout std_ulogic;
spi_flash_miso : inout std_ulogic;
spi_flash_wp_n : inout std_ulogic;
spi_flash_hold_n : inout std_ulogic;

-- DRAM wires
ddram_a : out std_logic_vector(14 downto 0);
ddram_ba : out std_logic_vector(2 downto 0);
ddram_ras_n : out std_logic;
ddram_cas_n : out std_logic;
ddram_we_n : out std_logic;
ddram_cs_n : out std_ulogic;
ddram_dm : out std_logic_vector(3 downto 0);
ddram_dq : inout std_logic_vector(31 downto 0);
ddram_dqs_p : inout std_logic_vector(3 downto 0);
ddram_dqs_n : inout std_logic_vector(3 downto 0);
ddram_clk_p : out std_logic;
ddram_clk_n : out std_logic;
ddram_cke : out std_logic;
ddram_odt : out std_logic;
ddram_reset_n : out std_logic
);
end entity toplevel;

architecture behaviour of toplevel is

-- Internal clock
signal ext_clk : std_ulogic;

-- Reset signals:
signal soc_rst : std_ulogic;
signal pll_rst : std_ulogic;

-- Internal clock signals:
signal system_clk : std_ulogic;
signal system_clk_locked : std_ulogic;

-- DRAM main data wishbone connection
signal wb_dram_in : wishbone_master_out;
signal wb_dram_out : wishbone_slave_out;

-- DRAM control wishbone connection
signal wb_ext_io_in : wb_io_master_out;
signal wb_ext_io_out : wb_io_slave_out;
signal wb_ext_is_dram_csr : std_ulogic;
signal wb_ext_is_dram_init : std_ulogic;

-- Control/status
signal core_alt_reset : std_ulogic;

-- SPI flash
signal spi_sck : std_ulogic;
signal spi_cs_n : std_ulogic;
signal spi_sdat_o : std_ulogic_vector(3 downto 0);
signal spi_sdat_oe : std_ulogic_vector(3 downto 0);
signal spi_sdat_i : std_ulogic_vector(3 downto 0);

-- Fixup various memory sizes based on generics
function get_bram_size return natural is
begin
if USE_LITEDRAM and NO_BRAM then
return 0;
else
return MEMORY_SIZE;
end if;
end function;

function get_payload_size return natural is
begin
if USE_LITEDRAM and NO_BRAM then
return MEMORY_SIZE;
else
return 0;
end if;
end function;

constant BRAM_SIZE : natural := get_bram_size;
constant PAYLOAD_SIZE : natural := get_payload_size;
begin

-- Main SoC
soc0: entity work.soc
generic map(
MEMORY_SIZE => BRAM_SIZE,
RAM_INIT_FILE => RAM_INIT_FILE,
SIM => false,
CLK_FREQ => CLK_FREQUENCY,
HAS_DRAM => USE_LITEDRAM,
DRAM_SIZE => 1024 * 1024 * 1024,
DRAM_INIT_SIZE => PAYLOAD_SIZE,
DISABLE_FLATTEN_CORE => DISABLE_FLATTEN_CORE,
HAS_SPI_FLASH => true,
SPI_FLASH_DLINES => 4,
SPI_FLASH_OFFSET => SPI_FLASH_OFFSET,
SPI_FLASH_DEF_CKDV => SPI_FLASH_DEF_CKDV,
SPI_FLASH_DEF_QUAD => SPI_FLASH_DEF_QUAD,
LOG_LENGTH => LOG_LENGTH,
UART0_IS_16550 => UART_IS_16550
)
port map (
-- System signals
system_clk => system_clk,
rst => soc_rst,

-- UART signals
uart0_txd => uart_main_tx,
uart0_rxd => uart_main_rx,

-- SPI signals
spi_flash_sck => spi_sck,
spi_flash_cs_n => spi_cs_n,
spi_flash_sdat_o => spi_sdat_o,
spi_flash_sdat_oe => spi_sdat_oe,
spi_flash_sdat_i => spi_sdat_i,

-- DRAM wishbone
wb_dram_in => wb_dram_in,
wb_dram_out => wb_dram_out,
wb_ext_io_in => wb_ext_io_in,
wb_ext_io_out => wb_ext_io_out,
wb_ext_is_dram_csr => wb_ext_is_dram_csr,
wb_ext_is_dram_init => wb_ext_is_dram_init,
alt_reset => core_alt_reset
);

-- SPI Flash. The SPI clk needs to be fed through the STARTUPE2
-- primitive of the FPGA as it's not a normal pin
--
spi_flash_cs_n <= spi_cs_n;
spi_flash_mosi <= spi_sdat_o(0) when spi_sdat_oe(0) = '1' else 'Z';
spi_flash_miso <= spi_sdat_o(1) when spi_sdat_oe(1) = '1' else 'Z';
spi_flash_wp_n <= spi_sdat_o(2) when spi_sdat_oe(2) = '1' else 'Z';
spi_flash_hold_n <= spi_sdat_o(3) when spi_sdat_oe(3) = '1' else 'Z';
spi_sdat_i(0) <= spi_flash_mosi;
spi_sdat_i(1) <= spi_flash_miso;
spi_sdat_i(2) <= spi_flash_wp_n;
spi_sdat_i(3) <= spi_flash_hold_n;

STARTUPE2_INST: STARTUPE2
port map (
CLK => '0',
GSR => '0',
GTS => '0',
KEYCLEARB => '0',
PACK => '0',
USRCCLKO => spi_sck,
USRCCLKTS => '0',
USRDONEO => '1',
USRDONETS => '0'
);

clk200: IBUFDS
port map (
i => clk200_p,
ib => clk200_n,
o => ext_clk
);

nodram: if not USE_LITEDRAM generate
signal ddram_clk_dummy : std_ulogic;
begin
reset_controller: entity work.soc_reset
generic map(
RESET_LOW => RESET_LOW
)
port map(
ext_clk => ext_clk,
pll_clk => system_clk,
pll_locked_in => system_clk_locked,
ext_rst_in => ext_rst,
pll_rst_out => pll_rst,
rst_out => soc_rst
);

clkgen: entity work.clock_generator
generic map(
CLK_INPUT_HZ => 200000000,
CLK_OUTPUT_HZ => CLK_FREQUENCY
)
port map(
ext_clk => ext_clk,
pll_rst_in => pll_rst,
pll_clk_out => system_clk,
pll_locked_out => system_clk_locked
);

led0 <= soc_rst;
led1 <= pll_rst;
led2 <= not system_clk_locked;
led3 <= '0';
core_alt_reset <= '0';

-- Vivado barfs on those differential signals if left
-- unconnected. So instanciate a diff. buffer and feed
-- it a constant '0'.
dummy_dram_clk: OBUFDS
port map (
O => ddram_clk_p,
OB => ddram_clk_n,
I => ddram_clk_dummy
);
ddram_clk_dummy <= '0';

end generate;

has_dram: if USE_LITEDRAM generate
signal dram_init_done : std_ulogic;
signal dram_init_error : std_ulogic;
signal dram_sys_rst : std_ulogic;
begin

-- Eventually dig out the frequency from the generator
-- but for now, assert it's 100Mhz
assert CLK_FREQUENCY = 100000000;

reset_controller: entity work.soc_reset
generic map(
RESET_LOW => RESET_LOW,
PLL_RESET_BITS => 18,
SOC_RESET_BITS => 1
)
port map(
ext_clk => ext_clk,
pll_clk => system_clk,
pll_locked_in => '1',
ext_rst_in => ext_rst,
pll_rst_out => pll_rst,
rst_out => open
);

dram: entity work.litedram_wrapper
generic map(
DRAM_ABITS => 25,
DRAM_ALINES => 15,
DRAM_DLINES => 32,
DRAM_PORT_WIDTH => 256,
PAYLOAD_FILE => RAM_INIT_FILE,
PAYLOAD_SIZE => PAYLOAD_SIZE
)
port map(
clk_in => ext_clk,
rst => pll_rst,
system_clk => system_clk,
system_reset => soc_rst,
core_alt_reset => core_alt_reset,
pll_locked => system_clk_locked,

wb_in => wb_dram_in,
wb_out => wb_dram_out,
wb_ctrl_in => wb_ext_io_in,
wb_ctrl_out => wb_ext_io_out,
wb_ctrl_is_csr => wb_ext_is_dram_csr,
wb_ctrl_is_init => wb_ext_is_dram_init,

init_done => dram_init_done,
init_error => dram_init_error,

ddram_a => ddram_a,
ddram_ba => ddram_ba,
ddram_ras_n => ddram_ras_n,
ddram_cas_n => ddram_cas_n,
ddram_we_n => ddram_we_n,
ddram_cs_n => ddram_cs_n,
ddram_dm => ddram_dm,
ddram_dq => ddram_dq,
ddram_dqs_p => ddram_dqs_p,
ddram_dqs_n => ddram_dqs_n,
ddram_clk_p => ddram_clk_p,
ddram_clk_n => ddram_clk_n,
ddram_cke => ddram_cke,
ddram_odt => ddram_odt,
ddram_reset_n => ddram_reset_n
);

led0 <= soc_rst;
led1 <= pll_rst;
led2 <= not dram_init_done or dram_init_error;
led3 <= not dram_init_error; -- Make it blink ?
end generate;
end architecture behaviour;

2
litedram/gen-src/genesys2.yml
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@ -9,7 +9,7 @@
"memtype": "DDR3", # DRAM type

# PHY ----------------------------------------------------------------------
"cmd_latency": 0, # Command additional latency
"cmd_latency": 1, # Command additional latency
"sdram_module": "MT41J256M16", # SDRAM modules of the board or SO-DIMM
"sdram_module_nb": 4, # Number of byte groups
"sdram_rank_nb": 1, # Number of ranks

2144
litedram/generated/genesys2/litedram_core.v
View File

File diff suppressed because it is too large Load Diff

44
microwatt.core
Unescape Escape View File

@ -91,6 +91,12 @@ filesets:
- fpga/clk_gen_plle2.vhd : {file_type : vhdlSource-2008}
- fpga/top-acorn-cle-215.vhdl : {file_type : vhdlSource-2008}

genesys2:
files:
- fpga/genesys2.xdc : {file_type : xdc}
- fpga/clk_gen_plle2.vhd : {file_type : vhdlSource-2008}
- fpga/top-genesys2.vhdl : {file_type : vhdlSource-2008}

arty_a7:
files:
- fpga/arty_a7.xdc : {file_type : xdc}
@ -144,6 +150,23 @@ targets:
vivado: {part : xc7a200tsbg484-2}
toplevel : toplevel

genesys2-nodram:
default_tool: vivado
filesets: [core, genesys2, soc, fpga, debug_xilinx, uart16550, xilinx_specific]
parameters :
- memory_size
- ram_init_file
- clk_frequency
- use_litedram=false
- no_bram=false
- disable_flatten_core
- spi_flash_offset=10485760
- log_length=2048
- uart_is_16550=false
tools:
vivado: {part : xc7k325tffg900-2}
toplevel : toplevel

acorn-cle-215:
default_tool: vivado
filesets: [core, acorn_cle_215, soc, fpga, debug_xilinx, litedram, uart16550, xilinx_specific]
@ -161,6 +184,23 @@ targets:
vivado: {part : xc7a200tsbg484-2}
toplevel : toplevel

genesys2:
default_tool: vivado
filesets: [core, genesys2, soc, fpga, debug_xilinx, litedram, uart16550, xilinx_specific]
parameters :
- memory_size
- ram_init_file
- use_litedram=true
- disable_flatten_core
- no_bram
- spi_flash_offset=10485760
- log_length=2048
- uart_is_16550=false
generate: [litedram_genesys2]
tools:
vivado: {part : xc7k325tffg900-2}
toplevel : toplevel

nexys_video-nodram:
default_tool: vivado
filesets: [core, nexys_video, soc, fpga, debug_xilinx, uart16550, xilinx_specific]
@ -305,6 +345,10 @@ generate:
generator: litedram_gen
parameters: {board : acorn-cle-215}

litedram_genesys2:
generator: litedram_gen
parameters: {board : genesys2}

parameters:
memory_size:
datatype : int

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