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VC707 Shell : Make DDR and PCIe optional, mixed into Shell with traits. Also add MMCM to provide 65Mhz (and multiples) clock

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This commit is contained in:
Henry Styles 2017-10-31 16:03:24 -07:00
parent df8e6b8e8c
commit e1bfb75188
3 changed files with 165 additions and 64 deletions
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57
src/main/scala/ip/xilinx/Xilinx.scala
View File

@ -188,11 +188,11 @@ object PowerOnResetFPGAOnly {
} }
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// vc707clk_wiz_sync // vc707_sys_clock_mmcm
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
//IP : xilinx mmcm with "NO_BUFFER" input clock //IP : xilinx mmcm with "NO_BUFFER" input clock
class vc707clk_wiz_sync extends BlackBox { class vc707_sys_clock_mmcm0 extends BlackBox {
val io = new Bundle { val io = new Bundle {
val clk_in1 = Bool(INPUT) val clk_in1 = Bool(INPUT)
val clk_out1 = Clock(OUTPUT) val clk_out1 = Clock(OUTPUT)
@ -207,8 +207,8 @@ class vc707clk_wiz_sync extends BlackBox {
} }
ElaborationArtefacts.add( ElaborationArtefacts.add(
"vc707clk_wiz_sync.vivado.tcl", "vc707_sys_clock_mmcm0.vivado.tcl",
"""create_ip -name clk_wiz -vendor xilinx.com -library ip -version 5.3 -module_name vc707clk_wiz_sync -dir $ipdir -force """create_ip -name clk_wiz -vendor xilinx.com -library ip -module_name vc707_sys_clock_mmcm0 -dir $ipdir -force
set_property -dict [list \ set_property -dict [list \
CONFIG.CLK_IN1_BOARD_INTERFACE {Custom} \ CONFIG.CLK_IN1_BOARD_INTERFACE {Custom} \
CONFIG.PRIM_SOURCE {No_buffer} \ CONFIG.PRIM_SOURCE {No_buffer} \
@ -252,7 +252,54 @@ class vc707clk_wiz_sync extends BlackBox {
CONFIG.CLKOUT6_JITTER {102.207} \ CONFIG.CLKOUT6_JITTER {102.207} \
CONFIG.CLKOUT6_PHASE_ERROR {91.235} \ CONFIG.CLKOUT6_PHASE_ERROR {91.235} \
CONFIG.CLKOUT7_JITTER {117.249} \ CONFIG.CLKOUT7_JITTER {117.249} \
CONFIG.CLKOUT7_PHASE_ERROR {91.235}] [get_ips vc707clk_wiz_sync] """ CONFIG.CLKOUT7_PHASE_ERROR {91.235}] [get_ips vc707_sys_clock_mmcm0] """
)
}
class vc707_sys_clock_mmcm1 extends BlackBox {
val io = new Bundle {
val clk_in1 = Bool(INPUT)
val clk_out1 = Clock(OUTPUT)
val clk_out2 = Clock(OUTPUT)
val reset = Bool(INPUT)
val locked = Bool(OUTPUT)
}
ElaborationArtefacts.add(
"vc707_sys_clock_mmcm1.vivado.tcl",
"""create_ip -name clk_wiz -vendor xilinx.com -library ip -module_name vc707_sys_clock_mmcm1 -dir $ipdir -force
set_property -dict [list \
CONFIG.CLK_IN1_BOARD_INTERFACE {Custom} \
CONFIG.PRIM_SOURCE {No_buffer} \
CONFIG.CLKOUT2_USED {true} \
CONFIG.CLKOUT3_USED {false} \
CONFIG.CLKOUT4_USED {false} \
CONFIG.CLKOUT5_USED {false} \
CONFIG.CLKOUT6_USED {false} \
CONFIG.CLKOUT7_USED {false} \
CONFIG.CLKOUT1_REQUESTED_OUT_FREQ {32.5} \
CONFIG.CLKOUT2_REQUESTED_OUT_FREQ {65} \
CONFIG.CLK_IN1_BOARD_INTERFACE {Custom} \
CONFIG.PRIM_IN_FREQ {200.000} \
CONFIG.CLKIN1_JITTER_PS {50.0} \
CONFIG.MMCM_DIVCLK_DIVIDE {1} \
CONFIG.MMCM_CLKFBOUT_MULT_F {4.875} \
CONFIG.MMCM_CLKIN1_PERIOD {5.0} \
CONFIG.MMCM_CLKOUT0_DIVIDE_F {30.000} \
CONFIG.MMCM_CLKOUT1_DIVIDE {15} \
CONFIG.MMCM_CLKOUT2_DIVIDE {1} \
CONFIG.MMCM_CLKOUT3_DIVIDE {1} \
CONFIG.MMCM_CLKOUT4_DIVIDE {1} \
CONFIG.MMCM_CLKOUT5_DIVIDE {1} \
CONFIG.MMCM_CLKOUT6_DIVIDE {1} \
CONFIG.NUM_OUT_CLKS {2} \
CONFIG.CLKOUT1_JITTER {135.973} \
CONFIG.CLKOUT1_PHASE_ERROR {87.159} \
CONFIG.CLKOUT2_JITTER {117.878} \
CONFIG.CLKOUT2_PHASE_ERROR {87.159} \
CONFIG.CLKOUT3_JITTER {131.973} \
CONFIG.CLKOUT3_PHASE_ERROR {87.159}] \
[get_ips vc707_sys_clock_mmcm1] """
) )
} }

136
src/main/scala/shell/xilinx/VC707Shell.scala
View File

@ -15,18 +15,52 @@ import sifive.blocks.devices.uart._
import sifive.fpgashells.devices.xilinx.xilinxvc707mig._ import sifive.fpgashells.devices.xilinx.xilinxvc707mig._
import sifive.fpgashells.devices.xilinx.xilinxvc707pciex1._ import sifive.fpgashells.devices.xilinx.xilinxvc707pciex1._
import sifive.fpgashells.ip.xilinx.{IBUFDS, PowerOnResetFPGAOnly, sdio_spi_bridge, vc707clk_wiz_sync, vc707reset} import sifive.fpgashells.ip.xilinx.{IBUFDS, PowerOnResetFPGAOnly, sdio_spi_bridge, vc707_sys_clock_mmcm0,
vc707_sys_clock_mmcm1, vc707reset}
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// VC707Shell // VC707Shell
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
trait HasDDR3 { this: VC707Shell =>
require(!p.lift(MemoryXilinxDDRKey).isEmpty)
val ddr = IO(new XilinxVC707MIGPads(p(MemoryXilinxDDRKey)))
def connectMIG(dut: HasMemoryXilinxVC707MIGModuleImp): Unit = {
// Clock & Reset
dut.xilinxvc707mig.sys_clk_i := sys_clock.asUInt
mig_clock := dut.xilinxvc707mig.ui_clk
mig_sys_reset := dut.xilinxvc707mig.ui_clk_sync_rst
mig_mmcm_locked := dut.xilinxvc707mig.mmcm_locked
dut.xilinxvc707mig.aresetn := mig_resetn
dut.xilinxvc707mig.sys_rst := sys_reset
ddr <> dut.xilinxvc707mig
}
}
trait HasPCIe { this: VC707Shell =>
val pcie = IO(new XilinxVC707PCIeX1Pads)
def connectPCIe(dut: HasSystemXilinxVC707PCIeX1ModuleImp): Unit = {
// Clock & Reset
dut.xilinxvc707pcie.axi_aresetn := pcie_dat_resetn
pcie_dat_clock := dut.xilinxvc707pcie.axi_aclk_out
pcie_cfg_clock := dut.xilinxvc707pcie.axi_ctl_aclk_out
mmcm_lock_pcie := dut.xilinxvc707pcie.mmcm_lock
dut.xilinxvc707pcie.axi_ctl_aresetn := pcie_dat_resetn
pcie <> dut.xilinxvc707pcie
}
}
abstract class VC707Shell(implicit val p: Parameters) extends RawModule { abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
// Interface // Interface
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
// 200Mhz differential sysclk // 200Mhz differential sysclk
val sys_diff_clock_clk_n = IO(Input(Bool())) val sys_diff_clock_clk_n = IO(Input(Bool()))
val sys_diff_clock_clk_p = IO(Input(Bool())) val sys_diff_clock_clk_p = IO(Input(Bool()))
@ -34,9 +68,6 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
// active high reset // active high reset
val reset = IO(Input(Bool())) val reset = IO(Input(Bool()))
// DDR SDRAM
val ddr = IO(new XilinxVC707MIGPads(p(MemoryXilinxDDRKey)))
// LED // LED
val led = IO(Vec(8, Output(Bool()))) val led = IO(Vec(8, Output(Bool())))
@ -57,8 +88,22 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
val jtag_TDI = IO(Input(Bool())) val jtag_TDI = IO(Input(Bool()))
val jtag_TDO = IO(Output(Bool())) val jtag_TDO = IO(Output(Bool()))
// PCIe //Buttons
val pcie = IO(new XilinxVC707PCIeX1Pads) val btn_0 = IO(Analog(1.W))
val btn_1 = IO(Analog(1.W))
val btn_2 = IO(Analog(1.W))
val btn_3 = IO(Analog(1.W))
//Sliding switches
val sw_0 = IO(Analog(1.W))
val sw_1 = IO(Analog(1.W))
val sw_2 = IO(Analog(1.W))
val sw_3 = IO(Analog(1.W))
val sw_4 = IO(Analog(1.W))
val sw_5 = IO(Analog(1.W))
val sw_6 = IO(Analog(1.W))
val sw_7 = IO(Analog(1.W))
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
// Wire declrations // Wire declrations
@ -117,18 +162,26 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
// Clock Generator // Clock Generator
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
val coreplex_mmcm = Module(new vc707clk_wiz_sync) //25MHz and multiples
coreplex_mmcm.io.clk_in1 := sys_clock.asUInt val vc707_sys_clock_mmcm0 = Module(new vc707_sys_clock_mmcm0)
coreplex_mmcm.io.reset := mig_sys_reset vc707_sys_clock_mmcm0.io.clk_in1 := sys_clock.asUInt
vc707_sys_clock_mmcm0.io.reset := reset
val clk12_5 = vc707_sys_clock_mmcm0.io.clk_out1
val clk25 = vc707_sys_clock_mmcm0.io.clk_out2
val clk37_5 = vc707_sys_clock_mmcm0.io.clk_out3
val clk50 = vc707_sys_clock_mmcm0.io.clk_out4
val clk100 = vc707_sys_clock_mmcm0.io.clk_out5
val clk150 = vc707_sys_clock_mmcm0.io.clk_out6
val clk75 = vc707_sys_clock_mmcm0.io.clk_out7
val vc707_sys_clock_mmcm0_locked = vc707_sys_clock_mmcm0.io.locked
val clk12_5 = coreplex_mmcm.io.clk_out1 //65MHz and multiples
val clk25 = coreplex_mmcm.io.clk_out2 val vc707_sys_clock_mmcm1 = Module(new vc707_sys_clock_mmcm1)
val clk37_5 = coreplex_mmcm.io.clk_out3 vc707_sys_clock_mmcm1.io.clk_in1 := sys_clock.asUInt
val clk50 = coreplex_mmcm.io.clk_out4 vc707_sys_clock_mmcm1.io.reset := reset
val clk100 = coreplex_mmcm.io.clk_out5 val clk32_5 = vc707_sys_clock_mmcm1.io.clk_out1
val clk150 = coreplex_mmcm.io.clk_out6 val clk65 = vc707_sys_clock_mmcm1.io.clk_out2
val clk75 = coreplex_mmcm.io.clk_out7 val vc707_sys_clock_mmcm1_locked = vc707_sys_clock_mmcm1.io.locked
val coreplex_mmcm_locked = coreplex_mmcm.io.locked
// DUT clock // DUT clock
dut_clock := clk37_5 dut_clock := clk37_5
@ -137,12 +190,14 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
// System reset // System reset
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
do_reset := !mig_mmcm_locked || !mmcm_lock_pcie || mig_sys_reset || !coreplex_mmcm_locked do_reset := !mig_mmcm_locked || !mmcm_lock_pcie || mig_sys_reset || !vc707_sys_clock_mmcm0_locked ||
!vc707_sys_clock_mmcm1_locked
mig_resetn := !mig_reset mig_resetn := !mig_reset
dut_resetn := !dut_reset dut_resetn := !dut_reset
pcie_dat_resetn := !pcie_dat_reset pcie_dat_resetn := !pcie_dat_reset
pcie_cfg_resetn := !pcie_cfg_reset pcie_cfg_resetn := !pcie_cfg_reset
val safe_reset = Module(new vc707reset) val safe_reset = Module(new vc707reset)
safe_reset.io.areset := do_reset safe_reset.io.areset := do_reset
@ -155,11 +210,19 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
safe_reset.io.clock4 := dut_clock safe_reset.io.clock4 := dut_clock
dut_reset := safe_reset.io.reset4 dut_reset := safe_reset.io.reset4
//overrided in connectMIG and connect PCIe
//provide defaults to allow above reset sequencing logic to work without both
mig_clock := dut_clock
pcie_dat_clock := dut_clock
pcie_cfg_clock := dut_clock
mig_mmcm_locked := UInt("b1")
mmcm_lock_pcie := UInt("b1")
//--------------------------------------------------------------------- //---------------------------------------------------------------------
// Debug JTAG // Debug JTAG
//--------------------------------------------------------------------- //---------------------------------------------------------------------
def connectDebugJTAG(dut: HasPeripheryDebugModuleImp): Unit = { def connectDebugJTAG(dut: HasPeripheryDebugModuleImp): SystemJTAGIO = {
val djtag = dut.debug.systemjtag.get val djtag = dut.debug.systemjtag.get
djtag.jtag.TCK := jtag_TCK djtag.jtag.TCK := jtag_TCK
@ -171,6 +234,7 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
djtag.reset := PowerOnResetFPGAOnly(dut_clock) djtag.reset := PowerOnResetFPGAOnly(dut_clock)
dut_ndreset := dut.debug.ndreset dut_ndreset := dut.debug.ndreset
djtag
} }
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@ -224,36 +288,4 @@ abstract class VC707Shell(implicit val p: Parameters) extends RawModule {
ip_sdio_spi.io.spi_dq_o := sd_spi_dq_o.asUInt ip_sdio_spi.io.spi_dq_o := sd_spi_dq_o.asUInt
} }
//---------------------------------------------------------------------
// MIG
//---------------------------------------------------------------------
def connectMIG(dut: HasMemoryXilinxVC707MIGModuleImp): Unit = {
// Clock & Reset
dut.xilinxvc707mig.sys_clk_i := sys_clock.asUInt
mig_clock := dut.xilinxvc707mig.ui_clk
mig_sys_reset := dut.xilinxvc707mig.ui_clk_sync_rst
mig_mmcm_locked := dut.xilinxvc707mig.mmcm_locked
dut.xilinxvc707mig.aresetn := mig_resetn
dut.xilinxvc707mig.sys_rst := sys_reset
ddr <> dut.xilinxvc707mig
}
//---------------------------------------------------------------------
// PCIE
//---------------------------------------------------------------------
def connectPCIe(dut: HasSystemXilinxVC707PCIeX1ModuleImp): Unit = {
// Clock & Reset
dut.xilinxvc707pcie.axi_aresetn := pcie_dat_resetn
pcie_dat_clock := dut.xilinxvc707pcie.axi_aclk_out
pcie_cfg_clock := dut.xilinxvc707pcie.axi_ctl_aclk_out
mmcm_lock_pcie := dut.xilinxvc707pcie.mmcm_lock
dut.xilinxvc707pcie.axi_ctl_aresetn := pcie_dat_resetn
pcie <> dut.xilinxvc707pcie
}
} }

36
xilinx/vc707/constraints/vc707-master.xdc
View File

@ -1,5 +1,8 @@
#---------------Physical Constraints----------------- #---------------Physical Constraints-----------------
#get_port_part_pins
#clk_n clk_p dip_switches_tri_i_0 dip_switches_tri_i_1 dip_switches_tri_i_2 dip_switches_tri_i_3 dip_switches_tri_i_4 dip_switches_tri_i_5 dip_switches_tri_i_6 dip_switches_tri_i_7 iic_main_scl_i iic_main_sda_i lcd_7bits_tri_o_0 lcd_7bits_tri_o_1 lcd_7bits_tri_o_2 lcd_7bits_tri_o_3 lcd_7bits_tri_o_4 lcd_7bits_tri_o_5 lcd_7bits_tri_o_6 leds_8bits_tri_o_0 leds_8bits_tri_o_1 leds_8bits_tri_o_2 leds_8bits_tri_o_3 leds_8bits_tri_o_4 leds_8bits_tri_o_5 leds_8bits_tri_o_6 leds_8bits_tri_o_7 linear_flash_addr_1 linear_flash_addr_10 linear_flash_addr_11 linear_flash_addr_12 linear_flash_addr_13 linear_flash_addr_14 linear_flash_addr_15 linear_flash_addr_16 linear_flash_addr_17 linear_flash_addr_18 linear_flash_addr_19 linear_flash_addr_2 linear_flash_addr_20 linear_flash_addr_21 linear_flash_addr_22 linear_flash_addr_23 linear_flash_addr_24 linear_flash_addr_25 linear_flash_addr_26 linear_flash_addr_3 linear_flash_addr_4 linear_flash_addr_5 linear_flash_addr_6 linear_flash_addr_7 linear_flash_addr_8 linear_flash_addr_9 linear_flash_adv_ldn linear_flash_ce_n linear_flash_dq_i_0 linear_flash_dq_i_1 linear_flash_dq_i_10 linear_flash_dq_i_11 linear_flash_dq_i_12 linear_flash_dq_i_13 linear_flash_dq_i_14 linear_flash_dq_i_15 linear_flash_dq_i_2 linear_flash_dq_i_3 linear_flash_dq_i_4 linear_flash_dq_i_5 linear_flash_dq_i_6 linear_flash_dq_i_7 linear_flash_dq_i_8 linear_flash_dq_i_9 linear_flash_oen linear_flash_wen mdc mdio_i phy_rst_out push_buttons_5bits_tri_i_0 push_buttons_5bits_tri_i_1 push_buttons_5bits_tri_i_2 push_buttons_5bits_tri_i_3 push_buttons_5bits_tri_i_4 reset rotary_inca_push_incb_tri_i_0 rotary_inca_push_incb_tri_i_1 rotary_inca_push_incb_tri_i_2 rs232_uart_rxd rs232_uart_txd sfp_rxn sfp_rxp sfp_sgmii_txn sfp_sgmii_txp sgmii_mgt_clkn sgmii_mgt_clkp sgmii_rxn sgmii_rxp sgmii_txn sgmii_txp sma_lvds_rxn sma_lvds_rxp sma_lvds_txn sma_lvds_txp sma_mgt_clkn sma_mgt_clkp sma_sfp_rxn sma_sfp_rxp sma_sfp_txn sma_sfp_txp
set_property BOARD_PIN {clk_p} [get_ports sys_diff_clock_clk_p] set_property BOARD_PIN {clk_p} [get_ports sys_diff_clock_clk_p]
set_property BOARD_PIN {clk_n} [get_ports sys_diff_clock_clk_n] set_property BOARD_PIN {clk_n} [get_ports sys_diff_clock_clk_n]
set_property BOARD_PIN {reset} [get_ports reset] set_property BOARD_PIN {reset} [get_ports reset]
@ -16,6 +19,21 @@ set_property BOARD_PIN {leds_8bits_tri_o_5} [get_ports led_5]
set_property BOARD_PIN {leds_8bits_tri_o_6} [get_ports led_6] set_property BOARD_PIN {leds_8bits_tri_o_6} [get_ports led_6]
set_property BOARD_PIN {leds_8bits_tri_o_7} [get_ports led_7] set_property BOARD_PIN {leds_8bits_tri_o_7} [get_ports led_7]
set_property BOARD_PIN {push_buttons_5bits_tri_i_0} [get_ports btn_0]
set_property BOARD_PIN {push_buttons_5bits_tri_i_1} [get_ports btn_1]
set_property BOARD_PIN {push_buttons_5bits_tri_i_2} [get_ports btn_2]
set_property BOARD_PIN {push_buttons_5bits_tri_i_3} [get_ports btn_3]
set_property BOARD_PIN {push_buttons_5bits_tri_i_4} [get_ports btn_5]
set_property BOARD_PIN {dip_switches_tri_i_0} [get_ports sw_0]
set_property BOARD_PIN {dip_switches_tri_i_1} [get_ports sw_1]
set_property BOARD_PIN {dip_switches_tri_i_2} [get_ports sw_2]
set_property BOARD_PIN {dip_switches_tri_i_3} [get_ports sw_3]
set_property BOARD_PIN {dip_switches_tri_i_4} [get_ports sw_4]
set_property BOARD_PIN {dip_switches_tri_i_5} [get_ports sw_5]
set_property BOARD_PIN {dip_switches_tri_i_6} [get_ports sw_6]
set_property BOARD_PIN {dip_switches_tri_i_7} [get_ports sw_7]
set_property PACKAGE_PIN AU33 [get_ports uart_rx] set_property PACKAGE_PIN AU33 [get_ports uart_rx]
set_property IOSTANDARD LVCMOS18 [get_ports uart_rx] set_property IOSTANDARD LVCMOS18 [get_ports uart_rx]
set_property IOB TRUE [get_ports uart_rx] set_property IOB TRUE [get_ports uart_rx]
@ -64,11 +82,15 @@ set_property -dict { PACKAGE_PIN AT30 IOSTANDARD LVCMOS18 IOB TRUE PULLUP TRU
set_clock_groups -asynchronous \ set_clock_groups -asynchronous \
-group { clk_pll_i } \ -group { clk_pll_i } \
-group { \ -group { \
clk_out1_vc707clk_wiz_sync \ clk_out1_vc707_sys_clock_mmcm0 \
clk_out2_vc707clk_wiz_sync \ clk_out2_vc707_sys_clock_mmcm0 \
clk_out3_vc707clk_wiz_sync \ clk_out3_vc707_sys_clock_mmcm0 \
clk_out4_vc707clk_wiz_sync \ clk_out4_vc707_sys_clock_mmcm0 \
clk_out5_vc707clk_wiz_sync \ clk_out5_vc707_sys_clock_mmcm0 \
clk_out6_vc707clk_wiz_sync \ clk_out6_vc707_sys_clock_mmcm0 \
clk_out7_vc707clk_wiz_sync } \ clk_out7_vc707_sys_clock_mmcm0 } \
-group { \
clk_out1_vc707_sys_clock_mmcm1 \
clk_out2_vc707_sys_clock_mmcm1 } \
-group [list [get_clocks -include_generated_clocks -of_objects [get_pins -hier -filter {name =~ *pcie*TXOUTCLK}]]] -group [list [get_clocks -include_generated_clocks -of_objects [get_pins -hier -filter {name =~ *pcie*TXOUTCLK}]]]