from migen.fhdl.std import * from migen.genlib.cdc import * from lib.sata.std import * class _PulseSynchronizer(PulseSynchronizer): def __init__(self, i, idomain, o, odomain): PulseSynchronizer.__init__(self, idomain, odomain) self.comb += [ self.i.eq(i), o.eq(self.o) ] class K7SATAPHYGTX(Module): def __init__(self, pads, default_speed): # Interface # Channel - Ref Clock Ports self.gtrefclk0 = Signal() # Channel PLL self.cplllock = Signal() self.cpllreset = Signal() # Receive Ports self.rxuserrdy = Signal() self.rxalign = Signal() # Receive Ports - 8b10b Decoder self.rxcharisk = Signal(2) self.rxdisperr = Signal(2) # Receive Ports - RX Data Path interface self.gtrxreset = Signal() self.pmarxreset = Signal() self.rxdata = Signal(16) self.rxoutclk = Signal() self.rxusrclk = Signal() self.rxusrclk2 = Signal() # Receive Ports - RX Driver,OOB signalling,Coupling and Eq.,CDR self.rxelecidle = Signal() # Receive Ports - RX PLL Ports self.rxresetdone = Signal() # Receive Ports - RX Ports for SATA self.rxcominitdet = Signal() self.rxcomwakedet = Signal() # Transmit Ports self.txuserrdy = Signal() # Transmit Ports - 8b10b Encoder Control Ports self.txcharisk = Signal(2) # Transmit Ports - TX Data Path interface self.gttxreset = Signal() self.txdata = Signal(16) self.txoutclk = Signal() self.txusrclk = Signal() self.txusrclk2 = Signal() # Transmit Ports - TX PLL Ports self.txresetdone = Signal() # Transmit Ports - TX Ports for PCI Express self.txelecidle = Signal(reset=1) # Transmit Ports - TX Ports for SATA self.txcomfinish = Signal() self.txcominit = Signal() self.txcomwake = Signal() self.txrate = Signal(3) self.rxcdrlock = Signal() # Config at startup div_config = { "SATA1" : 4, "SATA2" : 2, "SATA3" : 1 } rxout_div = div_config[default_speed] txout_div = div_config[default_speed] cdr_config = { "SATA1" : 0x0380008BFF40100008, "SATA2" : 0x0380008BFF40200008, "SATA3" : 0X0380008BFF10200010 } rxcdr_cfg = cdr_config[default_speed] # Internals and clock domain crossing # sys_clk --> sata_tx clk txuserrdy = Signal() txelecidle = Signal(reset=1) txcominit = Signal() txcomwake = Signal() txrate = Signal(3) self.specials += [ MultiReg(self.txuserrdy, txuserrdy, "sata_tx"), MultiReg(self.txelecidle, txelecidle, "sata_tx"), MultiReg(self.txrate, txrate, "sata_tx") ] self.submodules += [ _PulseSynchronizer(self.txcominit, "sys", txcominit, "sata_tx"), _PulseSynchronizer(self.txcomwake, "sys", txcomwake, "sata_tx"), ] # sata_tx clk --> sys clk txresetdone = Signal() txcomfinish = Signal() self.specials += [ MultiReg(txresetdone, self.txresetdone, "sys"), ] self.submodules += [ _PulseSynchronizer(txcomfinish, "sata_tx", self.txcomfinish, "sys"), ] # sys clk --> sata_rx clk rxuserrdy = Signal() self.specials += [ MultiReg(self.rxuserrdy, rxuserrdy, "sata_rx"), ] # sata_rx clk --> sys clk rxelecidle = Signal() rxelecidle_i = Signal() rxelecidle_cnt_i = Signal(9) rxresetdone = Signal() rxcominitdet = Signal() rxcomwakedet = Signal() rxratedone = Signal() rxcdrlock = Signal() self.specials += [ MultiReg(rxelecidle, rxelecidle_i, "sys"), MultiReg(rxresetdone, self.rxresetdone, "sys"), MultiReg(rxcominitdet, self.rxcominitdet, "sys"), MultiReg(rxcomwakedet, self.rxcomwakedet, "sys"), MultiReg(rxcdrlock, self.rxcdrlock, "sys"), ] self.sync += [ If(rxelecidle_i != self.rxelecidle, If(rxelecidle_cnt_i == 0, self.rxelecidle.eq(rxelecidle_i), rxelecidle_cnt_i.eq(255) ).Else( rxelecidle_cnt_i.eq(rxelecidle_cnt_i-1) ) ).Else( rxelecidle_cnt_i.eq(255) ) ] self.rxbyteisaligned = Signal() # QPLL input clock self.qpllclk = Signal() self.qpllrefclk = Signal() # Instance gtxe2_channel_parameters = { # Simulation-Only Attributes "p_SIM_RECEIVER_DETECT_PASS":"TRUE", "p_SIM_TX_EIDLE_DRIVE_LEVEL":"X", "p_SIM_RESET_SPEEDUP":"TRUE", "p_SIM_CPLLREFCLK_SEL":0b001, "p_SIM_VERSION":"4.0", # RX Byte and Word Alignment Attributes "p_ALIGN_COMMA_DOUBLE":"FALSE", "p_ALIGN_COMMA_ENABLE":ones(10), "p_ALIGN_COMMA_WORD":2, "p_ALIGN_MCOMMA_DET":"TRUE", "p_ALIGN_MCOMMA_VALUE":0b1010000011, "p_ALIGN_PCOMMA_DET":"TRUE", "p_ALIGN_PCOMMA_VALUE":0b0101111100, "p_SHOW_REALIGN_COMMA":"FALSE", "p_RXSLIDE_AUTO_WAIT":7, "p_RXSLIDE_MODE":"OFF", "p_RX_SIG_VALID_DLY":10, # RX 8B/10B Decoder Attributes "p_RX_DISPERR_SEQ_MATCH":"TRUE", "p_DEC_MCOMMA_DETECT":"TRUE", "p_DEC_PCOMMA_DETECT":"TRUE", "p_DEC_VALID_COMMA_ONLY":"TRUE", # RX Clock Correction Attributes "p_CBCC_DATA_SOURCE_SEL":"DECODED", "p_CLK_COR_SEQ_2_USE":"FALSE", "p_CLK_COR_KEEP_IDLE":"FALSE", "p_CLK_COR_MAX_LAT":35, "p_CLK_COR_MIN_LAT":28, "p_CLK_COR_PRECEDENCE":"TRUE", "p_CLK_COR_REPEAT_WAIT":0, "p_CLK_COR_SEQ_LEN":4, "p_CLK_COR_SEQ_1_ENABLE":ones(4), "p_CLK_COR_SEQ_1_1":0b0110111100, "p_CLK_COR_SEQ_1_2":0b0001001010, "p_CLK_COR_SEQ_1_3":0b0001001010, "p_CLK_COR_SEQ_1_4":0b0001111011, "p_CLK_CORRECT_USE":"FALSE", "p_CLK_COR_SEQ_2_ENABLE":ones(4), "p_CLK_COR_SEQ_2_1":0, "p_CLK_COR_SEQ_2_2":0, "p_CLK_COR_SEQ_2_3":0, "p_CLK_COR_SEQ_2_4":0, # RX Channel Bonding Attributes "p_CHAN_BOND_KEEP_ALIGN":"FALSE", "p_CHAN_BOND_MAX_SKEW":1, "p_CHAN_BOND_SEQ_LEN":1, "p_CHAN_BOND_SEQ_1_1":0, "p_CHAN_BOND_SEQ_1_1":0, "p_CHAN_BOND_SEQ_1_2":0, "p_CHAN_BOND_SEQ_1_3":0, "p_CHAN_BOND_SEQ_1_4":0, "p_CHAN_BOND_SEQ_1_ENABLE":ones(4), "p_CHAN_BOND_SEQ_2_1":0, "p_CHAN_BOND_SEQ_2_2":0, "p_CHAN_BOND_SEQ_2_3":0, "p_CHAN_BOND_SEQ_2_4":0, "p_CHAN_BOND_SEQ_2_ENABLE":ones(4), "p_CHAN_BOND_SEQ_2_USE":"FALSE", "p_FTS_DESKEW_SEQ_ENABLE":ones(4), "p_FTS_LANE_DESKEW_CFG":ones(4), "p_FTS_LANE_DESKEW_EN":"FALSE", # RX Margin Analysis Attributes "p_ES_CONTROL":0, "p_ES_ERRDET_EN":"FALSE", "p_ES_EYE_SCAN_EN":"TRUE", "p_ES_HORZ_OFFSET":0, "p_ES_PMA_CFG":0, "p_ES_PRESCALE":0, "p_ES_QUALIFIER":0, "p_ES_QUAL_MASK":0, "p_ES_SDATA_MASK":0, "p_ES_VERT_OFFSET":0, # FPGA RX Interface Attributes "p_RX_DATA_WIDTH":20, # PMA Attributes "p_OUTREFCLK_SEL_INV":0b11, "p_PMA_RSV":0x00018480, "p_PMA_RSV2":0x2050, "p_PMA_RSV3":0, "p_PMA_RSV4":0, "p_RX_BIAS_CFG":0b100, "p_DMONITOR_CFG":0xA00, "p_RX_CM_SEL":0b11, "p_RX_CM_TRIM":0b010, "p_RX_DEBUG_CFG":0, "p_RX_OS_CFG":0b10000000, "p_TERM_RCAL_CFG":0, "p_TERM_RCAL_OVRD":0, "p_TST_RSV":0, "p_RX_CLK25_DIV":6, "p_TX_CLK25_DIV":6, "p_UCODEER_CLR":0, # PCI Express Attributes "p_PCS_PCIE_EN":"FALSE", # PCS Attributes "p_PCS_RSVD_ATTR":0x100, # RX Buffer Attributes "p_RXBUF_ADDR_MODE":"FAST", "p_RXBUF_EIDLE_HI_CNT":0b1000, "p_RXBUF_EIDLE_LO_CNT":0, "p_RXBUF_EN":"TRUE", "p_RX_BUFFER_CFG":0, "p_RXBUF_RESET_ON_CB_CHANGE":"TRUE", "p_RXBUF_RESET_ON_COMMAALIGN":"FALSE", "p_RXBUF_RESET_ON_EIDLE":"FALSE", "p_RXBUF_RESET_ON_RATE_CHANGE":"TRUE", "p_RXBUFRESET_TIME":1, "p_RXBUF_THRESH_OVFLW":61, "p_RXBUF_THRESH_OVRD":"FALSE", "p_RXBUF_THRESH_UNDFLW":4, "p_RXDLY_CFG":0x1f, "p_RXDLY_LCFG":0x30, "p_RXDLY_TAP_CFG":0, "p_RXPH_CFG":0, "p_RXPHDLY_CFG":0x084820, "p_RXPH_MONITOR_SEL":0, "p_RX_XCLK_SEL":"RXREC", "p_RX_DDI_SEL":0, "p_RX_DEFER_RESET_BUF_EN":"TRUE", #CDR Attributes "p_RXCDR_CFG":rxcdr_cfg, "p_RXCDR_FR_RESET_ON_EIDLE":0, "p_RXCDR_HOLD_DURING_EIDLE":0, "p_RXCDR_PH_RESET_ON_EIDLE":0, "p_RXCDR_LOCK_CFG":0b010101, # RX Initialization and Reset Attributes "p_RXCDRFREQRESET_TIME":1, "p_RXCDRPHRESET_TIME":1, "p_RXISCANRESET_TIME":1, "p_RXPCSRESET_TIME":1, "p_RXPMARESET_TIME":3, # RX OOB Signaling Attributes "p_RXOOB_CFG":0b0000110, # RX Gearbox Attributes "p_RXGEARBOX_EN":"FALSE", "p_GEARBOX_MODE":0, # PRBS Detection Attribute "p_RXPRBS_ERR_LOOPBACK":0, # Power-Down Attributes "p_PD_TRANS_TIME_FROM_P2":0x03c, "p_PD_TRANS_TIME_NONE_P2":0x3c, "p_PD_TRANS_TIME_TO_P2":0x64, # RX OOB Signaling Attributes "p_SAS_MAX_COM":64, "p_SAS_MIN_COM":36, "p_SATA_BURST_SEQ_LEN":0b0101, "p_SATA_BURST_VAL":0b100, "p_SATA_EIDLE_VAL":0b100, "p_SATA_MAX_BURST":8, "p_SATA_MAX_INIT":21, "p_SATA_MAX_WAKE":7, "p_SATA_MIN_BURST":4, "p_SATA_MIN_INIT":12, "p_SATA_MIN_WAKE":4, # RX Fabric Clock Output Control Attributes "p_TRANS_TIME_RATE":0x0e, # TX Buffer Attributes "p_TXBUF_EN":"TRUE", "p_TXBUF_RESET_ON_RATE_CHANGE":"TRUE", "p_TXDLY_CFG":0x1f, "p_TXDLY_LCFG":0x030, "p_TXDLY_TAP_CFG":0, "p_TXPH_CFG":0x0780, "p_TXPHDLY_CFG":0x084020, "p_TXPH_MONITOR_SEL":0, "p_TX_XCLK_SEL":"TXOUT", # FPGA TX Interface Attributes "p_TX_DATA_WIDTH":20, # TX Configurable Driver Attributes "p_TX_DEEMPH0":0, "p_TX_DEEMPH1":0, "p_TX_EIDLE_ASSERT_DELAY":0b110, "p_TX_EIDLE_DEASSERT_DELAY":0b100, "p_TX_LOOPBACK_DRIVE_HIZ":"FALSE", "p_TX_MAINCURSOR_SEL":0, "p_TX_DRIVE_MODE":"DIRECT", "p_TX_MARGIN_FULL_0":0b1001110, "p_TX_MARGIN_FULL_1":0b1001001, "p_TX_MARGIN_FULL_2":0b1000101, "p_TX_MARGIN_FULL_3":0b1000010, "p_TX_MARGIN_FULL_4":0b1000000, "p_TX_MARGIN_LOW_0":0b1000110, "p_TX_MARGIN_LOW_1":0b1000100, "p_TX_MARGIN_LOW_2":0b1000010, "p_TX_MARGIN_LOW_3":0b1000000, "p_TX_MARGIN_LOW_4":0b1000000, # TX Gearbox Attributes "p_TXGEARBOX_EN":"FALSE", # TX Initialization and Reset Attributes "p_TXPCSRESET_TIME":1, "p_TXPMARESET_TIME":1, # TX Receiver Detection Attributes "p_TX_RXDETECT_CFG":0x1832, "p_TX_RXDETECT_REF":0b100, # CPLL Attributes "p_CPLL_CFG":0xBC07DC, "p_CPLL_FBDIV":4, "p_CPLL_FBDIV_45":5, "p_CPLL_INIT_CFG":0x00001e, "p_CPLL_LOCK_CFG":0x01e8, "p_CPLL_REFCLK_DIV":1, "p_RXOUT_DIV":rxout_div, "p_TXOUT_DIV":txout_div, "p_SATA_CPLL_CFG":"VCO_3000MHZ", # RX Initialization and Reset Attributes "p_RXDFELPMRESET_TIME":0b0001111, # RX Equalizer Attributes "p_RXLPM_HF_CFG":0b00000011110000, "p_RXLPM_LF_CFG":0b00000011110000, "p_RX_DFE_GAIN_CFG":0x020fea, "p_RX_DFE_H2_CFG":0b000000000000, "p_RX_DFE_H3_CFG":0b000001000000, "p_RX_DFE_H4_CFG":0b00011110000, "p_RX_DFE_H5_CFG":0b00011100000, "p_RX_DFE_KL_CFG":0b0000011111110, "p_RX_DFE_LPM_CFG":0x0954, "p_RX_DFE_LPM_HOLD_DURING_EIDLE":0, "p_RX_DFE_UT_CFG":0b10001111000000000, "p_RX_DFE_VP_CFG":0b00011111100000011, # Power-Down Attributes "p_RX_CLKMUX_PD":1, "p_TX_CLKMUX_PD":1, # FPGA RX Interface Attribute "p_RX_INT_DATAWIDTH":0, # FPGA TX Interface Attribute "p_TX_INT_DATAWIDTH":0, # TX Configurable Driver Attributes "p_TX_QPI_STATUS_EN":0, # RX Equalizer Attributes "p_RX_DFE_KL_CFG2":0b00110011000100000001100000001100, "p_RX_DFE_XYD_CFG":0b0000000000000, # TX Configurable Driver Attributes "p_TX_PREDRIVER_MODE":0, } self.specials += \ Instance("GTXE2_CHANNEL", # CPLL Ports #o_CPLLFBCLKLOST=, o_CPLLLOCK=self.cplllock, i_CPLLLOCKDETCLK=0, i_CPLLLOCKEN=1, i_CPLLPD=0, #o_CPLLREFCLKLOST=0, i_CPLLREFCLKSEL=0b001, i_CPLLRESET=self.cpllreset, i_GTRSVD=0, i_PCSRSVDIN=0, i_PCSRSVDIN2=0, i_PMARSVDIN=0, i_PMARSVDIN2=0, i_TSTIN=ones(20), #o_TSTOUT=, # Channel i_CLKRSVD=0, # Channel - Clocking Ports i_GTGREFCLK=0, i_GTNORTHREFCLK0=0, i_GTNORTHREFCLK1=0, i_GTREFCLK0=self.gtrefclk0, i_GTREFCLK1=0, i_GTSOUTHREFCLK0=0, i_GTSOUTHREFCLK1=0, # Channel - DRP Ports i_DRPADDR=0, i_DRPCLK=0, i_DRPDI=0, #o_DRPDO=, i_DRPEN=0, #o_DRPRDY=, i_DRPWE=0, # Clocking Ports #o_GTREFCLKMONITOR=, i_QPLLCLK=self.qpllclk, i_QPLLREFCLK=self.qpllrefclk, i_RXSYSCLKSEL=0b00, i_TXSYSCLKSEL=0b00, # Digital Monitor Ports #o_DMONITOROUT=, # FPGA TX Interface Datapath Configuration i_TX8B10BEN=1, # Loopback Ports i_LOOPBACK=0, # PCI Express Ports #o_PHYSTATUS=, i_RXRATE=0, #o_RXVALID=, # Power-Down Ports i_RXPD=0b00, i_TXPD=0b00, # RX 8B/10B Decoder Ports i_SETERRSTATUS=0, # RX Initialization and Reset Ports i_EYESCANRESET=0, i_RXUSERRDY=rxuserrdy, # RX Margin Analysis Ports #o_EYESCANDATAERROR=, i_EYESCANMODE=0, i_EYESCANTRIGGER=0, # Receive Ports - CDR Ports i_RXCDRFREQRESET=0, i_RXCDRHOLD=0, o_RXCDRLOCK=rxcdrlock, i_RXCDROVRDEN=0, i_RXCDRRESET=0, i_RXCDRRESETRSV=0, # Receive Ports - Clock Correction Ports #o_RXCLKCORCNT=, # Receive Ports - FPGA RX Interface Datapath Configuration i_RX8B10BEN=1, # Receive Ports - FPGA RX Interface Ports i_RXUSRCLK=self.rxusrclk, i_RXUSRCLK2=self.rxusrclk2, # Receive Ports - FPGA RX interface Ports o_RXDATA=self.rxdata, # Receive Ports - Pattern Checker Ports #o_RXPRBSERR=, i_RXPRBSSEL=0, # Receive Ports - Pattern Checker ports i_RXPRBSCNTRESET=0, # Receive Ports - RX Equalizer Ports i_RXDFEXYDEN=0, i_RXDFEXYDHOLD=0, i_RXDFEXYDOVRDEN=0, # Receive Ports - RX 8B/10B Decoder Ports #o_RXDISPERR=, #o_RXNOTINTABLE=, # Receive Ports - RX AFE i_GTXRXP=pads.rxp, i_GTXRXN=pads.rxn, # Receive Ports - RX Buffer Bypass Ports i_RXBUFRESET=0, #o_RXBUFSTATUS=, i_RXDDIEN=0, i_RXDLYBYPASS=1, i_RXDLYEN=0, i_RXDLYOVRDEN=0, i_RXDLYSRESET=0, #o_RXDLYSRESETDONE=0, i_RXPHALIGN=0, #o_RXPHALIGNDONE=, i_RXPHALIGNEN=0, i_RXPHDLYPD=0, i_RXPHDLYRESET=0, #o_RXPHMONITOR=, i_RXPHOVRDEN=0, #o_RXPHSLIPMONITOR=, #o_RXSTATUS=, # Receive Ports - RX Byte and Word Alignment Ports o_RXBYTEISALIGNED=self.rxbyteisaligned, #o_RXBYTEREALIGN=, #o_RXCOMMADET=, i_RXCOMMADETEN=1, i_RXMCOMMAALIGNEN=1, i_RXPCOMMAALIGNEN=1, # Receive Ports - RX Channel Bonding Ports #o_RXCHANBONDSEQ=, i_RXCHBONDEN=0, i_RXCHBONDLEVEL=0, i_RXCHBONDMASTER=0, #o_RXCHBONDO=, i_RXCHBONDSLAVE=0, # Receive Ports - RX Channel Bonding Ports #o_RXCHANISALIGNED=, #o_RXCHANREALIGN=, # Receive Ports - RX Equalizer Ports i_RXDFEAGCHOLD=0, i_RXDFEAGCOVRDEN=0, i_RXDFECM1EN=0, i_RXDFELFHOLD=0, i_RXDFELFOVRDEN=1, i_RXDFELPMRESET=0, i_RXDFETAP2HOLD=0, i_RXDFETAP2OVRDEN=0, i_RXDFETAP3HOLD=0, i_RXDFETAP3OVRDEN=0, i_RXDFETAP4HOLD=0, i_RXDFETAP4OVRDEN=0, i_RXDFETAP5HOLD=0, i_RXDFETAP5OVRDEN=0, i_RXDFEUTHOLD=0, i_RXDFEUTOVRDEN=0, i_RXDFEVPHOLD=0, i_RXDFEVPOVRDEN=0, i_RXDFEVSEN=0, i_RXLPMLFKLOVRDEN=0, #o_RXMONITOROUT=, i_RXMONITORSEL=0b00, i_RXOSHOLD=0, i_RXOSOVRDEN=0, # Receive Ports - RX Equilizer Ports i_RXLPMHFHOLD=0, i_RXLPMHFOVRDEN=0, i_RXLPMLFHOLD=0, # Receive Ports - RX Fabric ClocK Output Control Ports #o_RXRATEDONE=, # Receive Ports - RX Fabric Output Control Ports o_RXOUTCLK=self.rxoutclk, #o_RXOUTCLKFABRIC=, #o_RXOUTCLKPCS=, i_RXOUTCLKSEL=0b010, # Receive Ports - RX Gearbox Ports #o_RXDATAVALID=, #o_RXHEADER=, #o_RXHEADERVALID=, #o_RXSTARTOFSEQ=, # Receive Ports - RX Gearbox Ports i_RXGEARBOXSLIP=0, # Receive Ports - RX Initialization and Reset Ports i_GTRXRESET=self.gtrxreset, i_RXOOBRESET=0, i_RXPCSRESET=0, i_RXPMARESET=self.pmarxreset, # Receive Ports - RX Margin Analysis ports i_RXLPMEN=0, # Receive Ports - RX OOB Signaling ports #o_RXCOMSASDET=, o_RXCOMWAKEDET=rxcomwakedet, # Receive Ports - RX OOB Signaling ports o_RXCOMINITDET=rxcominitdet, # Receive Ports - RX OOB signalling Ports o_RXELECIDLE=rxelecidle, i_RXELECIDLEMODE=0b00, # Receive Ports - RX Polarity Control Ports i_RXPOLARITY=0, # Receive Ports - RX gearbox ports i_RXSLIDE=0, # Receive Ports - RX8B/10B Decoder Ports #o_RXCHARISCOMMA=, o_RXCHARISK=self.rxcharisk, # Receive Ports - Rx Channel Bonding Ports i_RXCHBONDI=0, # Receive Ports -RX Initialization and Reset Ports o_RXRESETDONE=rxresetdone, # Rx AFE Ports i_RXQPIEN=0, #o_RXQPISENN=, #o_RXQPISENP=, # TX Buffer Bypass Ports i_TXPHDLYTSTCLK=0, # TX Configurable Driver Ports i_TXPOSTCURSOR=0, i_TXPOSTCURSORINV=0, i_TXPRECURSOR=0, i_TXPRECURSORINV=0, i_TXQPIBIASEN=0, i_TXQPISTRONGPDOWN=0, i_TXQPIWEAKPUP=0, # TX Initialization and Reset Ports i_CFGRESET=0, i_GTTXRESET=self.gttxreset, #o_PCSRSVDOUT=, i_TXUSERRDY=txuserrdy, # Transceiver Reset Mode Operation i_GTRESETSEL=0, i_RESETOVRD=0, # Transmit Ports - 8b10b Encoder Control Ports i_TXCHARDISPMODE=0, i_TXCHARDISPVAL=0, # Transmit Ports - FPGA TX Interface Ports i_TXUSRCLK=self.txusrclk, i_TXUSRCLK2=self.txusrclk2, # Transmit Ports - PCI Express Ports i_TXELECIDLE=txelecidle, i_TXMARGIN=0, i_TXRATE=txrate, i_TXSWING=0, # Transmit Ports - Pattern Generator Ports i_TXPRBSFORCEERR=0, # Transmit Ports - TX Buffer Bypass Ports i_TXDLYBYPASS=1, i_TXDLYEN=0, i_TXDLYHOLD=0, i_TXDLYOVRDEN=0, i_TXDLYSRESET=0, #o_TXDLYSRESETDONE=, i_TXDLYUPDOWN=0, i_TXPHALIGN=0, #o_TXPHALIGNDONE=txphaligndone, i_TXPHALIGNEN=0, i_TXPHDLYPD=0, i_TXPHDLYRESET=0, i_TXPHINIT=0, #o_TXPHINITDONE=, i_TXPHOVRDEN=0, # Transmit Ports - TX Buffer Ports #o_TXBUFSTATUS=, # Transmit Ports - TX Configurable Driver Ports i_TXBUFDIFFCTRL=0b100, i_TXDEEMPH=0, i_TXDIFFCTRL=0b1000, i_TXDIFFPD=0, i_TXINHIBIT=0, i_TXMAINCURSOR=0, i_TXPISOPD=0, # Transmit Ports - TX Data Path interface i_TXDATA=self.txdata, # Transmit Ports - TX Driver and OOB signaling o_GTXTXP=pads.txp, o_GTXTXN=pads.txn, # Transmit Ports - TX Fabric Clock Output Control Ports o_TXOUTCLK=self.txoutclk, #o_TXOUTCLKFABRIC=, #o_TXOUTCLKPCS=, i_TXOUTCLKSEL=0b11, #?? #o_TXRATEDONE=, # Transmit Ports - TX Gearbox Ports i_TXCHARISK=self.txcharisk, #o_TXGEARBOXREADY=, i_TXHEADER=0, i_TXSEQUENCE=0, i_TXSTARTSEQ=0, # Transmit Ports - TX Initialization and Reset Ports i_TXPCSRESET=0, i_TXPMARESET=0, o_TXRESETDONE=txresetdone, # Transmit Ports - TX OOB signalling Ports o_TXCOMFINISH=txcomfinish, i_TXCOMINIT=txcominit, i_TXCOMSAS=0, i_TXCOMWAKE=txcomwake, i_TXPDELECIDLEMODE=0, # Transmit Ports - TX Polarity Control Ports i_TXPOLARITY=0, # Transmit Ports - TX Receiver Detection Ports i_TXDETECTRX=0, # Transmit Ports - TX8b/10b Encoder Ports i_TX8B10BBYPASS=0, # Transmit Ports - pattern Generator Ports i_TXPRBSSEL=0, # Tx Configurable Driver Ports #o_TXQPISENN=, #o_TXQPISENP=, **gtxe2_channel_parameters ) class GTXE2_COMMON(Module): def __init__(self, fbdiv=16): self.refclk0 = Signal() self.qpllclk = Signal() self.qpllrefclk = Signal() # fbdiv config fbdiv_in_config = { 16 : 0b0000100000, 20 : 0b0000110000, 32 : 0b0001100000, 40 : 0b0010000000, 64 : 0b0011100000, 66 : 0b0101000000, 80 : 0b0100100000, 100 : 0b0101110000 } fbdiv_in = fbdiv_in_config[fbdiv] fbdiv_ratio_config = { 16 : 0b1, 20 : 0b1, 32 : 0b1, 40 : 0b1, 64 : 0b1, 66 : 0b0, 80 : 0b1, 100 : 0b1 } fbdiv_ratio = fbdiv_ratio_config[fbdiv] self.specials += \ Instance("GTXE2_COMMON", # Simulation attributes p_SIM_RESET_SPEEDUP="TRUE", p_SIM_QPLLREFCLK_SEL=0b001, p_SIM_VERSION="4.0", # Common block attributes p_BIAS_CFG=0x0000040000001000, p_COMMON_CFG=0, p_QPLL_CFG=0x06801c1, p_QPLL_CLKOUT_CFG=0, p_QPLL_COARSE_FREQ_OVRD=0b010000, p_QPLL_COARSE_FREQ_OVRD_EN=0, p_QPLL_CP=0b0000011111, p_QPLL_CP_MONITOR_EN=0, p_QPLL_DMONITOR_SEL=0, p_QPLL_FBDIV=fbdiv_in, p_QPLL_FBDIV_MONITOR_EN=0, p_QPLL_FBDIV_RATIO=fbdiv_ratio, p_QPLL_INIT_CFG=0x000006, p_QPLL_LOCK_CFG=0x21e9, p_QPLL_LPF=0b1111, p_QPLL_REFCLK_DIV=1, # Common block - Dynamic Reconfiguration Port (DRP) i_DRPADDR=0, i_DRPCLK=0, i_DRPDI=0, #o_DRPDO=, i_DRPEN=0, #o_DRPRDY=, i_DRPWE=0, # Common block - Ref Clock Ports i_GTGREFCLK=0, i_GTNORTHREFCLK0=0, i_GTNORTHREFCLK1=0, i_GTREFCLK0=self.refclk0, i_GTREFCLK1=0, i_GTSOUTHREFCLK0=0, i_GTSOUTHREFCLK1=0, # Common block - QPLL Ports #o_QPLLDMONITOR=, #o_QPLLFBCLKLOST=, #o_QPLLLOCK=, i_QPLLLOCKDETCLK=0, i_QPLLLOCKEN=1, o_QPLLOUTCLK=self.qpllclk, o_QPLLOUTREFCLK=self.qpllrefclk, i_QPLLOUTRESET=0, i_QPLLPD=0, #o_QPLLREFCLKLOST=, i_QPLLREFCLKSEL=0b001, i_QPLLRESET=0, i_QPLLRSVD1=0, i_QPLLRSVD2=ones(5), #o_REFCLKOUTMONITOR=, # Common block Ports i_BGBYPASSB=1, i_BGMONITORENB=1, i_BGPDB=1, i_BGRCALOVRD=0, i_PMARSVD=0, i_RCALENB=1 )