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< a name = "l1" > < / a > < span class = cF2 > /*< / span > < span class = cF0 > < / span > < span class = cF2 > Intel(R) E1000 Driver< / span > < span class = cF0 >
< a name = "l2" > < / a > < / span > < span class = cF2 > Author: TomAwezome< / span > < span class = cF0 >
< a name = "l3" > < / a >
< a name = "l4" > < / a > < / span > < span class = cF2 > Driver is based on:< / span > < span class = cF0 >
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< a name = "l5" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > 01000101's example i825xx driver< / span > < span class = cF0 >
< a name = "l6" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > OSDev Intel(R) 8254x documentation< / span > < span class = cF0 >
< a name = "l7" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > Intel(R) PCI/PCI-X Family of Gigabit Ethernet Controllers Software Developer's Manual< / span > < span class = cF0 >
< a name = "l8" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > Linux E1000 driver< / span > < span class = cF0 >
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< a name = "l9" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > any other useful sources.< / span > < span class = cF0 >
< a name = "l10" > < / a >
< a name = "l11" > < / a > < / span > < span class = cF2 > Guidelines:< / span > < span class = cF0 >
< a name = "l12" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > Magic numbers are bad. #defines are good.< / span > < span class = cF0 >
< a name = "l13" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > Understandability over LOC.< / span > < span class = cF0 >
< a name = "l14" > < / a > < / span > < span class = cF2 > -< / span > < span class = cF0 > < / span > < span class = cF2 > Clear documentation.< / span > < span class = cF0 >
< a name = "l15" > < / a > < / span > < span class = cF2 > */< / span > < span class = cF0 >
< a name = "l16" > < / a >
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< a name = "l17" > < / a > < / span > < span class = cF2 > // TODO: clean up entire driver< / span > < span class = cF0 >
< a name = "l18" > < / a >
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< a name = "l19" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_CTRL < / span > < span class = cFE > 0x0000< / span > < span class = cF0 >
< a name = "l20" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_EERD < / span > < span class = cFE > 0x0014< / span > < span class = cF0 > < / span > < span class = cF2 > // EEPROM Read< / span > < span class = cF0 >
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< a name = "l21" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_ICR < / span > < span class = cFE > 0x00C0< / span > < span class = cF0 > < / span > < span class = cF2 > // Interrupt Cause Read< / span > < span class = cF0 >
< a name = "l22" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_IMS < / span > < span class = cFE > 0x00D0< / span > < span class = cF0 >
< a name = "l23" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RCTL < / span > < span class = cFE > 0x0100< / span > < span class = cF0 >
< a name = "l24" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TCTL < / span > < span class = cFE > 0x0400< / span > < span class = cF0 >
< a name = "l25" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RDBAL < / span > < span class = cFE > 0x2800< / span > < span class = cF0 >
< a name = "l26" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RDBAH < / span > < span class = cFE > 0x2804< / span > < span class = cF0 >
< a name = "l27" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RDLEN < / span > < span class = cFE > 0x2808< / span > < span class = cF0 >
< a name = "l28" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RDH < / span > < span class = cFE > 0x2810< / span > < span class = cF0 >
< a name = "l29" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_RDT < / span > < span class = cFE > 0x2818< / span > < span class = cF0 >
< a name = "l30" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TDBAL < / span > < span class = cFE > 0x3800< / span > < span class = cF0 >
< a name = "l31" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TDBAH < / span > < span class = cFE > 0x3804< / span > < span class = cF0 >
< a name = "l32" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TDLEN < / span > < span class = cFE > 0x3808< / span > < span class = cF0 >
< a name = "l33" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TDH < / span > < span class = cFE > 0x3810< / span > < span class = cF0 >
< a name = "l34" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_TDT < / span > < span class = cFE > 0x3818< / span > < span class = cF0 >
< a name = "l35" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_REG_MTA < / span > < span class = cFE > 0x5200< / span > < span class = cF0 > < / span > < span class = cF2 > // Multicast Table Array< / span > < span class = cF0 >
< a name = "l36" > < / a >
< a name = "l37" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_CTRLf_SLU < / span > < span class = cFE > 6< / span > < span class = cF0 > < / span > < span class = cF2 > // Set Link Up ?< / span > < span class = cF0 >
< a name = "l38" > < / a >
< a name = "l39" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_CTRLF_SLU (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_CTRLf_SLU) < / span > < span class = cF2 > // Set Link Up ?< / span > < span class = cF0 >
< a name = "l40" > < / a >
< a name = "l41" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_EN < / span > < span class = cFE > 1< / span > < span class = cF0 >
< a name = "l42" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_SBP < / span > < span class = cFE > 2< / span > < span class = cF0 >
< a name = "l43" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_UPE < / span > < span class = cFE > 3< / span > < span class = cF0 >
< a name = "l44" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_MPE < / span > < span class = cFE > 4< / span > < span class = cF0 >
< a name = "l45" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_LPE < / span > < span class = cFE > 5< / span > < span class = cF0 >
< a name = "l46" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLf_RDMTS_HALF< / span > < span class = cF0 >
< a name = "l47" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_RDMTS_QUARTER < / span > < span class = cFE > 8< / span > < span class = cF0 >
< a name = "l48" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_RDMTS_EIGHTH < / span > < span class = cFE > 9< / span > < span class = cF0 >
< a name = "l49" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_BAM < / span > < span class = cFE > 15< / span > < span class = cF0 >
< a name = "l50" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_BSIZE_1024 < / span > < span class = cFE > 16< / span > < span class = cF0 >
< a name = "l51" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_BSIZE_512 < / span > < span class = cFE > 17< / span > < span class = cF0 >
< a name = "l52" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_BSIZE_256 < / span > < span class = cFE > 18< / span > < span class = cF0 >
< a name = "l53" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLf_BSIZE_2048< / span > < span class = cF0 >
< a name = "l54" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLf_BSIZE_4096< / span > < span class = cF0 >
< a name = "l55" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLf_BSIZE_8192< / span > < span class = cF0 >
< a name = "l56" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLf_BSIZE_16384< / span > < span class = cF0 >
< a name = "l57" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLf_SECRC < / span > < span class = cFE > 26< / span > < span class = cF0 >
< a name = "l58" > < / a >
< a name = "l59" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_EN (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_EN)
< a name = "l60" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_SBP (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_SBP)
< a name = "l61" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_UPE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_UPE)
< a name = "l62" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_MPE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_MPE)
< a name = "l63" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_LPE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_LPE)
< a name = "l64" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLF_RDMTS_HALF< / span > < span class = cF0 >
< a name = "l65" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_RDMTS_QUARTER (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_RDMTS_QUARTER)
< a name = "l66" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_RDMTS_EIGHTH (< / span > < span class = cFE > 2< / span > < span class = cF0 > < < E1000_RCTLf_RDMTS_QUARTER)
< a name = "l67" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_BAM (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_BAM)
< a name = "l68" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_BSIZE_1024 (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_BSIZE_1024)
< a name = "l69" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_BSIZE_512 (< / span > < span class = cFE > 2< / span > < span class = cF0 > < < E1000_RCTLf_BSIZE_1024)
< a name = "l70" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_BSIZE_256 (< / span > < span class = cFE > 3< / span > < span class = cF0 > < < E1000_RCTLf_BSIZE_1024)
< a name = "l71" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLF_BSIZE_2048< / span > < span class = cF0 >
< a name = "l72" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLF_BSIZE_4096< / span > < span class = cF0 >
< a name = "l73" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLF_BSIZE_8192< / span > < span class = cF0 >
< a name = "l74" > < / a > < / span > < span class = cF2 > //#define E1000_RCTLF_BSIZE_16384< / span > < span class = cF0 >
< a name = "l75" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RCTLF_SECRC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RCTLf_SECRC)
< a name = "l76" > < / a >
< a name = "l77" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TCTLf_EN < / span > < span class = cFE > 1< / span > < span class = cF0 >
< a name = "l78" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TCTLf_PSP < / span > < span class = cFE > 3< / span > < span class = cF0 >
< a name = "l79" > < / a >
< a name = "l80" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TCTLF_EN (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TCTLf_EN)
< a name = "l81" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TCTLF_PSP (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TCTLf_PSP)
< a name = "l82" > < / a >
< a name = "l83" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RDESC_STATUSf_EOP < / span > < span class = cFE > 1< / span > < span class = cF0 > < / span > < span class = cF2 > // End of Packet: Last Descriptor for an incoming packet< / span > < span class = cF0 >
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< a name = "l84" > < / a >
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< a name = "l85" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RDESC_STATUSF_EOP (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_RDESC_STATUSf_EOP)
< a name = "l86" > < / a >
< a name = "l87" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_EERDf_DONE < / span > < span class = cFE > 4< / span > < span class = cF0 >
< a name = "l88" > < / a >
< a name = "l89" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_EERDF_DONE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_EERDf_DONE)
< a name = "l90" > < / a >
< a name = "l91" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDf_EOP < / span > < span class = cFE > 0< / span > < span class = cF0 > < / span > < span class = cF2 > // End of Packet: Last Descriptor making up the packet< / span > < span class = cF0 >
< a name = "l92" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDf_IFCS < / span > < span class = cFE > 1< / span > < span class = cF0 > < / span > < span class = cF2 > // Insert FCS/CRC field in Ethernet packets< / span > < span class = cF0 >
< a name = "l93" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDf_RS < / span > < span class = cFE > 3< / span > < span class = cF0 > < / span > < span class = cF2 > // Report Status: Ethernet controller needs to report status info< / span > < span class = cF0 >
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< a name = "l94" > < / a >
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< a name = "l95" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDF_EOP (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_CMDf_EOP)
< a name = "l96" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDF_IFCS (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_CMDf_IFCS)
< a name = "l97" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_CMDF_RS (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_CMDf_RS)
< a name = "l98" > < / a >
< a name = "l99" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSf_DD < / span > < span class = cFE > 0< / span > < span class = cF0 > < / span > < span class = cF2 > // Descriptor Done: descriptor is finished and written-back< / span > < span class = cF0 >
< a name = "l100" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSf_EC < / span > < span class = cFE > 1< / span > < span class = cF0 > < / span > < span class = cF2 > // Excess Collisions: packet hit too many collisions; not transmitted.< / span > < span class = cF0 >
< a name = "l101" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSf_LC < / span > < span class = cFE > 2< / span > < span class = cF0 > < / span > < span class = cF2 > // Late Collision: late collision occurred (only for half-duplex mode)< / span > < span class = cF0 >
< a name = "l102" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSf_TU < / span > < span class = cFE > 3< / span > < span class = cF0 > < / span > < span class = cF2 > // Transmit Underrun< / span > < span class = cF0 >
< a name = "l103" > < / a >
< a name = "l104" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSF_DD (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_STATUSf_DD)
< a name = "l105" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSF_EC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_STATUSf_EC)
< a name = "l106" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSF_LC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_STATUSf_LC)
< a name = "l107" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TDESC_STATUSF_TU (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_TDESC_STATUSf_TU)
< a name = "l108" > < / a >
< a name = "l109" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_TXDW < / span > < span class = cFE > 0< / span > < span class = cF0 > < / span > < span class = cF2 > // Transmit Descriptor Written Back< / span > < span class = cF0 >
< a name = "l110" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_TXQE < / span > < span class = cFE > 1< / span > < span class = cF0 > < / span > < span class = cF2 > // Transmit Queue Empty< / span > < span class = cF0 >
< a name = "l111" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_LSC < / span > < span class = cFE > 2< / span > < span class = cF0 > < / span > < span class = cF2 > // Link Status Change< / span > < span class = cF0 >
< a name = "l112" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_RXDMT < / span > < span class = cFE > 4< / span > < span class = cF0 > < / span > < span class = cF2 > // Receive Descriptor Minimum Threshold Reached< / span > < span class = cF0 >
< a name = "l113" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_RXO < / span > < span class = cFE > 6< / span > < span class = cF0 > < / span > < span class = cF2 > // Receive Data FIFO Overrun< / span > < span class = cF0 >
< a name = "l114" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRf_RXT < / span > < span class = cFE > 7< / span > < span class = cF0 > < / span > < span class = cF2 > // Receive Timer Interrupt< / span > < span class = cF0 >
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< a name = "l115" > < / a >
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< a name = "l116" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_TXDW (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_TXDW)
< a name = "l117" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_TXQE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_TXQE)
< a name = "l118" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_LSC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_LSC)
< a name = "l119" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_RXDMT (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_RXDMT)
< a name = "l120" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_RXO (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_RXO)
< a name = "l121" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_ICRF_RXT (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_ICRf_RXT)
< a name = "l122" > < / a >
< a name = "l123" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_TXDW < / span > < span class = cFE > 0< / span > < span class = cF0 >
< a name = "l124" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_TXQE < / span > < span class = cFE > 1< / span > < span class = cF0 >
< a name = "l125" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_LSC < / span > < span class = cFE > 2< / span > < span class = cF0 >
< a name = "l126" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_RXSEQ < / span > < span class = cFE > 3< / span > < span class = cF0 >
< a name = "l127" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_RXDMT < / span > < span class = cFE > 4< / span > < span class = cF0 >
< a name = "l128" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_RXO < / span > < span class = cFE > 6< / span > < span class = cF0 >
< a name = "l129" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_RXT < / span > < span class = cFE > 7< / span > < span class = cF0 >
< a name = "l130" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_MDAC < / span > < span class = cFE > 9< / span > < span class = cF0 >
< a name = "l131" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_RXCFG < / span > < span class = cFE > 10< / span > < span class = cF0 >
< a name = "l132" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_PHYINT < / span > < span class = cFE > 12< / span > < span class = cF0 >
< a name = "l133" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_GPI < / span > < span class = cFE > 13< / span > < span class = cF0 > < / span > < span class = cF2 > // 13-14< / span > < span class = cF0 >
< a name = "l134" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_TXDLOW < / span > < span class = cFE > 15< / span > < span class = cF0 >
< a name = "l135" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSf_SRPD < / span > < span class = cFE > 16< / span > < span class = cF0 >
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< a name = "l136" > < / a >
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< a name = "l137" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_TXDW (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_TXDW)
< a name = "l138" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_TXQE (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_TXQE)
< a name = "l139" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_LSC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_LSC)
< a name = "l140" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_RXSEQ (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_RXSEQ)
< a name = "l141" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_RXDMT (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_RXDMT)
< a name = "l142" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_RXO (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_RXO)
< a name = "l143" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_RXT (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_RXT)
< a name = "l144" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_MDAC (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_MDAC)
< a name = "l145" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_RXCFG (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_RXCFG)
< a name = "l146" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_PHYINT (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_PHYINT)
< a name = "l147" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_GPI (< / span > < span class = cFE > 2< / span > < span class = cF0 > < < E1000_IMSf_GPI) < / span > < span class = cF2 > // flag sets both bits< / span > < span class = cF0 >
< a name = "l148" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_TXDLOW (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_TXDLOW)
< a name = "l149" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_IMSF_SRPD (< / span > < span class = cFE > 1< / span > < span class = cF0 > < < E1000_IMSf_SRPD)
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< a name = "l150" > < / a >
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< a name = "l151" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_RX_BUFF_COUNT < / span > < span class = cFE > 32< / span > < span class = cF0 > < / span > < span class = cF2 > // 01000101's driver uses 768 for each of these...< / span > < span class = cF0 >
< a name = "l152" > < / a > #< / span > < span class = cF1 > define< / span > < span class = cF0 > E1000_TX_BUFF_COUNT < / span > < span class = cFE > 8< / span > < span class = cF0 >
< a name = "l153" > < / a >
< a name = "l154" > < / a > < / span > < span class = cF1 > class< / span > < span class = cF0 > CE1000DescriptorEntryRX
< a name = "l155" > < / a > {
< a name = "l156" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > address;
< a name = "l157" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > length;
< a name = "l158" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > checksum;
< a name = "l159" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > status;
< a name = "l160" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > errors;
< a name = "l161" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > special;
< a name = "l162" > < / a > };
< a name = "l163" > < / a >
< a name = "l164" > < / a > < / span > < span class = cF1 > class< / span > < span class = cF0 > CE1000DescriptorEntryTX
< a name = "l165" > < / a > {
< a name = "l166" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > address;
< a name = "l167" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > length;
< a name = "l168" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > cso;
< a name = "l169" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > cmd;
< a name = "l170" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > sta;
< a name = "l171" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > css;
< a name = "l172" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > special;
< a name = "l173" > < / a > };
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< a name = "l174" > < / a >
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< a name = "l175" > < / a > < / span > < span class = cF1 > class< / span > < span class = cF0 > CE1000
< a name = "l176" > < / a > {
< a name = "l177" > < / a > < / span > < span class = cF9 > CPCIDev< / span > < span class = cF0 > *pci;
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< a name = "l178" > < / a >
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< a name = "l179" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > mac_address[< / span > < span class = cFE > 6< / span > < span class = cF0 > ];
< a name = "l180" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > mmio_address;
< a name = "l181" > < / a >
< a name = "l182" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > current_rx_de_index; < / span > < span class = cF2 > // Current Receive DE being processed. Gets incremented, wrapped to 0 at max of E1000_RX_BUFF_COUNT.< / span > < span class = cF0 >
< a name = "l183" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > current_tx_de_index; < / span > < span class = cF2 > // Current Transmit DE being processed. Gets incremented, wrapped to 0 at max of E1000_TX_BUFF_COUNT.< / span > < span class = cF0 >
< a name = "l184" > < / a >
< a name = "l185" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *rx_de_buffer; < / span > < span class = cF2 > // Uncached-alias of pointer to the buffer of RX Descriptor Entries.< / span > < span class = cF0 >
< a name = "l186" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *tx_de_buffer; < / span > < span class = cF2 > // Uncached-alias of pointer to the buffer of TX Descriptor Entries.< / span > < span class = cF0 >
< a name = "l187" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *rx_de_buffer_phys; < / span > < span class = cF2 > // Pointer to the buffer of RX Descriptor Entries. (Code Heap, lower 2Gb)< / span > < span class = cF0 >
< a name = "l188" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *tx_de_buffer_phys; < / span > < span class = cF2 > // Pointer to the buffer of TX Descriptor Entries. (Code Heap, lower 2Gb)< / span > < span class = cF0 >
< a name = "l189" > < / a >
< a name = "l190" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > rx_buffer_addr; < / span > < span class = cF2 > // Uncached-alias of address of receive buffers.< / span > < span class = cF0 >
< a name = "l191" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > tx_buffer_addr; < / span > < span class = cF2 > // Uncached-alias of address of transmit buffers.< / span > < span class = cF0 >
< a name = "l192" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > rx_buffer_addr_phys; < / span > < span class = cF2 > // Physical address of actual receive buffers (< 4 Gb)< / span > < span class = cF0 >
< a name = "l193" > < / a > < / span > < span class = cF9 > U64< / span > < span class = cF0 > tx_buffer_addr_phys; < / span > < span class = cF2 > // Physical address of actual transmit buffers (< 4 Gb)< / span > < span class = cF0 >
< a name = "l194" > < / a >
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< a name = "l195" > < / a >
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< a name = "l196" > < / a > } e1000; < / span > < span class = cF2 > // e1000 is the global variable we store all of this into.< / span > < span class = cF0 >
< a name = "l197" > < / a >
< a name = "l198" > < / a > < / span > < span class = cF9 > CPCIDev< / span > < span class = cF0 > *E1000PCIDevFind()
< a name = "l199" > < / a > {< / span > < span class = cF2 > // Find and return E1000 card as a CPCIDev pointer.< / span > < span class = cF0 >
< a name = "l200" > < / a >
< a name = "l201" > < / a > < / span > < span class = cF9 > CPCIDev< / span > < span class = cF0 > *pci = < / span > < span class = cF5 > PCIDevFind< / span > < span class = cF0 > (< / span > < span class = cF3 > PCIC_NETWORK< / span > < span class = cF0 > ,, PCIV_E1000);
< a name = "l202" > < / a >
< a name = "l203" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (!pci)
< a name = "l204" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > < / span > < span class = cF3 > NULL< / span > < span class = cF0 > ;
< a name = "l205" > < / a >
< a name = "l206" > < / a > < / span > < span class = cF5 > ClassRep< / span > < span class = cF0 > (pci);
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< a name = "l207" > < / a >
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< a name = "l208" > < / a > < / span > < span class = cF1 > switch< / span > < span class = cF0 > (pci-> device_id)
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< a name = "l209" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
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< a name = "l210" > < / a > < / span > < span class = cF1 > case< / span > < span class = cF0 > PCID_82545EM:
< a name = "l211" > < / a > < / span > < span class = cF1 > break< / span > < span class = cF0 > ;
< a name = "l212" > < / a >
< a name = "l213" > < / a > < / span > < span class = cF1 > default< / span > < span class = cF0 > :
< a name = "l214" > < / a > pci = < / span > < span class = cF3 > NULL< / span > < span class = cF0 > ;
< a name = "l215" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l216" > < / a >
< a name = "l217" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > pci;
< a name = "l218" > < / a > }
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< a name = "l219" > < / a >
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< a name = "l220" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > E1000MMIORead(< / span > < span class = cF9 > U32< / span > < span class = cF0 > < / span > < span class = cF1 > offset< / span > < span class = cF0 > )
< a name = "l221" > < / a > {
< a name = "l222" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > *val = e1000.mmio_address + < / span > < span class = cF1 > offset< / span > < span class = cF0 > ;
< a name = "l223" > < / a >
< a name = "l224" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > *val;
< a name = "l225" > < / a > }
< a name = "l226" > < / a >
< a name = "l227" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000MMIOWrite(< / span > < span class = cF9 > U32< / span > < span class = cF0 > < / span > < span class = cF1 > offset< / span > < span class = cF0 > , < / span > < span class = cF9 > U32< / span > < span class = cF0 > val)
< a name = "l228" > < / a > {
< a name = "l229" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > *addr = e1000.mmio_address + < / span > < span class = cF1 > offset< / span > < span class = cF0 > ;
< a name = "l230" > < / a >
< a name = "l231" > < / a > *addr = val;
< a name = "l232" > < / a > }
< a name = "l233" > < / a >
< a name = "l234" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > E1000EEPROMRead(< / span > < span class = cF1 > U8< / span > < span class = cF0 > word)
< a name = "l235" > < / a > { < / span > < span class = cF2 > // word arg is which U16 to read< / span > < span class = cF0 >
< a name = "l236" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > data;
< a name = "l237" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > temp;
< a name = "l238" > < / a >
< a name = "l239" > < / a > E1000MMIOWrite(E1000_REG_EERD, < / span > < span class = cFE > 1< / span > < span class = cF0 > | word < < < / span > < span class = cFE > 8< / span > < span class = cF0 > );
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< a name = "l240" > < / a >
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< a name = "l241" > < / a > temp = E1000MMIORead(E1000_REG_EERD);
< a name = "l242" > < / a > < / span > < span class = cF1 > while< / span > < span class = cF0 > (!< / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & temp, E1000_EERDf_DONE< / span > < span class = cF7 > )< / span > < span class = cF0 > )
< a name = "l243" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l244" > < / a > < / span > < span class = cF5 > Sleep< / span > < span class = cF0 > (< / span > < span class = cFE > 1< / span > < span class = cF0 > );
< a name = "l245" > < / a > temp = E1000MMIORead(E1000_REG_EERD);
< a name = "l246" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l247" > < / a >
< a name = "l248" > < / a > data = temp.u16[< / span > < span class = cFE > 1< / span > < span class = cF0 > ];
< a name = "l249" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > data;
< a name = "l250" > < / a > }
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< a name = "l251" > < / a >
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< a name = "l252" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000MACGet()
< a name = "l253" > < / a > {
< a name = "l254" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > i;
< a name = "l255" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > mac;
< a name = "l256" > < / a >
< a name = "l257" > < / a > NetLog(< / span > < span class = cF6 > " E1000 MAC GET: Getting MAC Address." < / span > < span class = cF0 > );
< a name = "l258" > < / a >
< a name = "l259" > < / a > < / span > < span class = cF1 > for< / span > < span class = cF0 > (i = < / span > < span class = cFE > 0< / span > < span class = cF0 > ; i < < / span > < span class = cFE > 3< / span > < span class = cF0 > ; i++)
< a name = "l260" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l261" > < / a > mac = E1000EEPROMRead(i);
< a name = "l262" > < / a > e1000.mac_address[< / span > < span class = cFE > 2< / span > < span class = cF0 > *i] = mac.u8[< / span > < span class = cFE > 0< / span > < span class = cF0 > ];
< a name = "l263" > < / a > e1000.mac_address[< / span > < span class = cFE > 2< / span > < span class = cF0 > *i+< / span > < span class = cFE > 1< / span > < span class = cF0 > ] = mac.u8[< / span > < span class = cFE > 1< / span > < span class = cF0 > ];
< a name = "l264" > < / a > NetLog(< / span > < span class = cF6 > " %02X %02X" < / span > < span class = cF0 > , mac.u8[< / span > < span class = cFE > 0< / span > < span class = cF0 > ], mac.u8[< / span > < span class = cFE > 1< / span > < span class = cF0 > ]);
< a name = "l265" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l266" > < / a >
< a name = "l267" > < / a > }
< a name = "l268" > < / a >
< a name = "l269" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > E1000PacketReceive(< / span > < span class = cF1 > U8< / span > < span class = cF0 > **packet_buffer_out, < / span > < span class = cF9 > U16< / span > < span class = cF0 > *packet_length_out)
< a name = "l270" > < / a > {
< a name = "l271" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index = e1000.current_rx_de_index;
< a name = "l272" > < / a > CE1000DescriptorEntryRX *entry = & e1000.rx_de_buffer[de_index * < / span > < span class = cF1 > sizeof< / span > < span class = cF0 > (CE1000DescriptorEntryRX)];
< a name = "l273" > < / a > < / span > < span class = cF1 > Bool< / span > < span class = cF0 > drop = < / span > < span class = cF3 > FALSE< / span > < span class = cF0 > ;
2021-07-09 21:56:43 +01:00
< a name = "l274" > < / a >
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< a name = "l275" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (entry-> length < < / span > < span class = cFE > 60< / span > < span class = cF0 > )
< a name = "l276" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l277" > < / a > NetErr(< / span > < span class = cF6 > " E1000 PACKET RECEIVE: Short Packet" < / span > < span class = cF0 > );
< a name = "l278" > < / a > drop = < / span > < span class = cF3 > TRUE< / span > < span class = cF0 > ;
< a name = "l279" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
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< a name = "l280" > < / a >
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< a name = "l281" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (< / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & entry-> status, E1000_RDESC_STATUSf_EOP< / span > < span class = cF7 > )< / span > < span class = cF0 > )
< a name = "l282" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l283" > < / a > NetErr(< / span > < span class = cF6 > " E1000 PACKET RECEIVE: No EOP Set" < / span > < span class = cF0 > );
< a name = "l284" > < / a > drop = < / span > < span class = cF3 > TRUE< / span > < span class = cF0 > ;
< a name = "l285" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l286" > < / a >
< a name = "l287" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (entry-> errors)
< a name = "l288" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l289" > < / a > NetErr(< / span > < span class = cF6 > " E1000 PACKET RECEIVE: RX DE Error Bits Set" < / span > < span class = cF0 > );
< a name = "l290" > < / a > drop = < / span > < span class = cF3 > TRUE< / span > < span class = cF0 > ;
< a name = "l291" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l292" > < / a >
< a name = "l293" > < / a > e1000.current_rx_de_index = (e1000.current_rx_de_index + < / span > < span class = cFE > 1< / span > < span class = cF0 > ) & (E1000_RX_BUFF_COUNT - < / span > < span class = cFE > 1< / span > < span class = cF0 > );
2021-07-09 21:56:43 +01:00
< a name = "l294" > < / a >
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< a name = "l295" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (!drop)
< a name = "l296" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l297" > < / a > *packet_buffer_out = entry-> address;
< a name = "l298" > < / a > *packet_length_out = entry-> length;
< a name = "l299" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l300" > < / a > < / span > < span class = cF1 > else< / span > < span class = cF0 >
< a name = "l301" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l302" > < / a > NetErr(< / span > < span class = cF6 > " E1000 PACKET RECEIVE: Dropping packet." < / span > < span class = cF0 > );
< a name = "l303" > < / a > de_index = -< / span > < span class = cFE > 1< / span > < span class = cF0 > ;
< a name = "l304" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l305" > < / a >
< a name = "l306" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > de_index;
< a name = "l307" > < / a > }
< a name = "l308" > < / a >
< a name = "l309" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000ReceivePacketRelease(< / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index)
< a name = "l310" > < / a > {
< a name = "l311" > < / a > CE1000DescriptorEntryRX *entry = & e1000.rx_de_buffer[de_index * < / span > < span class = cF1 > sizeof< / span > < span class = cF0 > (CE1000DescriptorEntryRX)];
< a name = "l312" > < / a > entry-> status = < / span > < span class = cFE > 0< / span > < span class = cF0 > ;
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< a name = "l313" > < / a >
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< a name = "l314" > < / a > E1000MMIOWrite(E1000_REG_RDT, e1000.current_rx_de_index);
< a name = "l315" > < / a > }
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< a name = "l316" > < / a >
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< a name = "l317" > < / a > < / span > < span class = cF1 > Bool< / span > < span class = cF0 > E1000DriverOwnsRX(CE1000DescriptorEntryRX *entry)
< a name = "l318" > < / a > {
< a name = "l319" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > < / span > < span class = cF5 > Bt< / span > < span class = cF0 > (& entry-> status, < / span > < span class = cFE > 0< / span > < span class = cF0 > ); < / span > < span class = cF2 > // ?? TODO #define< / span > < span class = cF0 >
< a name = "l320" > < / a > }
< a name = "l321" > < / a >
< a name = "l322" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > E1000TransmitPacketAllocate(< / span > < span class = cF1 > U8< / span > < span class = cF0 > **packet_buffer_out, < / span > < span class = cF9 > I64< / span > < span class = cF0 > length)
< a name = "l323" > < / a > { < / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index = e1000.current_tx_de_index;
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< a name = "l324" > < / a >
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< a name = "l325" > < / a > CE1000DescriptorEntryTX *entry = & e1000.tx_de_buffer[de_index * < / span > < span class = cF1 > sizeof< / span > < span class = cF0 > (CE1000DescriptorEntryTX)];
< a name = "l326" > < / a >
< a name = "l327" > < / a > *packet_buffer_out = e1000.tx_buffer_addr + de_index * ETHERNET_FRAME_SIZE;
< a name = "l328" > < / a >
< a name = "l329" > < / a > < / span > < span class = cF5 > MemSet< / span > < span class = cF0 > (*packet_buffer_out, < / span > < span class = cFE > 0< / span > < span class = cF0 > , ETHERNET_FRAME_SIZE); < / span > < span class = cF2 > // Clear buffer contents in advance.< / span > < span class = cF0 >
< a name = "l330" > < / a >
< a name = "l331" > < / a > entry-> address = *packet_buffer_out;
< a name = "l332" > < / a > entry-> length = length;
< a name = "l333" > < / a > < / span > < span class = cF5 > Bts< / span > < span class = cF0 > (& entry-> cmd, E1000_TDESC_CMDf_EOP);
< a name = "l334" > < / a > < / span > < span class = cF5 > Bts< / span > < span class = cF0 > (& entry-> cmd, E1000_TDESC_CMDf_IFCS);
< a name = "l335" > < / a > < / span > < span class = cF5 > Bts< / span > < span class = cF0 > (& entry-> cmd, E1000_TDESC_CMDf_RS);
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< a name = "l336" > < / a >
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< a name = "l337" > < / a > NetLog(< / span > < span class = cF6 > " E1000 ALLOCATE TX PACKET: de_index: %X." < / span > < span class = cF0 > , de_index);
< a name = "l338" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > de_index;
< a name = "l339" > < / a > }
< a name = "l340" > < / a >
< a name = "l341" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000TransmitPacketFinish(< / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index)
< a name = "l342" > < / a > {
< a name = "l343" > < / a > CE1000DescriptorEntryTX *entry = & e1000.tx_de_buffer[de_index * < / span > < span class = cF1 > sizeof< / span > < span class = cF0 > (CE1000DescriptorEntryTX)];
2021-07-09 06:35:05 +01:00
< a name = "l344" > < / a >
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< a name = "l345" > < / a > e1000.current_tx_de_index = (e1000.current_tx_de_index + < / span > < span class = cFE > 1< / span > < span class = cF0 > ) & (E1000_TX_BUFF_COUNT - < / span > < span class = cFE > 1< / span > < span class = cF0 > );
< a name = "l346" > < / a > E1000MMIOWrite(E1000_REG_TDT, e1000.current_tx_de_index);
< a name = "l347" > < / a >
< a name = "l348" > < / a > < / span > < span class = cF5 > ClassRep< / span > < span class = cF0 > (entry);
< a name = "l349" > < / a >
< a name = "l350" > < / a > < / span > < span class = cF1 > while< / span > < span class = cF0 > (!< / span > < span class = cF7 > (< / span > < span class = cF0 > entry-> sta & (E1000_TDESC_STATUSF_DD | E1000_TDESC_STATUSF_EC |
< a name = "l351" > < / a > E1000_TDESC_STATUSF_LC | E1000_TDESC_STATUSF_TU)< / span > < span class = cF7 > )< / span > < span class = cF0 > )
< a name = "l352" > < / a > < / span > < span class = cF5 > Yield< / span > < span class = cF0 > ;
< a name = "l353" > < / a >
< a name = "l354" > < / a > NetLog(< / span > < span class = cF6 > " E1000 FINISH TX PACKET: TX DE index: %X." < / span > < span class = cF0 > , de_index);
< a name = "l355" > < / a > }
< a name = "l356" > < / a >
< a name = "l357" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > EthernetFrameFinish(< / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index)
< a name = "l358" > < / a > {< / span > < span class = cF2 > //Alias for driver Finish TX function.< / span > < span class = cF0 >
< a name = "l359" > < / a > E1000TransmitPacketFinish(de_index);
< a name = "l360" > < / a > }
< a name = "l361" > < / a >
< a name = "l362" > < / a > < / span > < span class = cF1 > interrupt< / span > < span class = cF0 > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000IRQ()
< a name = "l363" > < / a > { < / span > < span class = cF2 > // TODO need #defines< / span > < span class = cF0 >
< a name = "l364" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > icr = E1000MMIORead(E1000_REG_ICR);
< a name = "l365" > < / a > < / span > < span class = cF1 > Bool< / span > < span class = cF0 > poll = < / span > < span class = cF3 > FALSE< / span > < span class = cF0 > ;
< a name = "l366" > < / a > CE1000DescriptorEntryRX *entry = e1000.rx_de_buffer;
< a name = "l367" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *packet_buffer;
< a name = "l368" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > packet_length;
< a name = "l369" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index;
< a name = "l370" > < / a >
< a name = "l371" > < / a > icr & = ~(E1000_ICRF_TXDW | E1000_ICRF_TXQE);
< a name = "l372" > < / a >
< a name = "l373" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (< / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & icr, E1000_ICRf_LSC< / span > < span class = cF7 > )< / span > < span class = cF0 > ) < / span > < span class = cF2 > // 'link status change' ?< / span > < span class = cF0 >
< a name = "l374" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l375" > < / a > < / span > < span class = cF5 > Btr< / span > < span class = cF0 > (& icr, E1000_ICRf_LSC);
< a name = "l376" > < / a > E1000MMIOWrite(E1000_REG_CTRL, E1000MMIORead< / span > < span class = cF7 > (< / span > < span class = cF0 > E1000_REG_CTRL< / span > < span class = cF7 > )< / span > < span class = cF0 > | E1000_CTRLF_SLU);
< a name = "l377" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l378" > < / a >
< a name = "l379" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (< / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & icr, E1000_ICRf_RXO< / span > < span class = cF7 > )< / span > < span class = cF0 > || < / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & icr, E1000_ICRf_RXDMT< / span > < span class = cF7 > )< / span > < span class = cF0 > ) < / span > < span class = cF2 > // 'rx underrun / min threshold' ?< / span > < span class = cF0 >
< a name = "l380" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l381" > < / a > < / span > < span class = cF5 > Btr< / span > < span class = cF0 > (& icr, E1000_ICRf_RXO);
< a name = "l382" > < / a > < / span > < span class = cF5 > Btr< / span > < span class = cF0 > (& icr, E1000_ICRf_RXDMT);
2021-07-14 23:38:02 +01:00
< a name = "l383" > < / a >
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< a name = "l384" > < / a > poll = < / span > < span class = cF3 > TRUE< / span > < span class = cF0 > ;
< a name = "l385" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l386" > < / a >
< a name = "l387" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (< / span > < span class = cF5 > Bt< / span > < span class = cF7 > (< / span > < span class = cF0 > & icr, E1000_ICRf_RXT< / span > < span class = cF7 > )< / span > < span class = cF0 > ) < / span > < span class = cF2 > // 'packet pending' ?< / span > < span class = cF0 >
< a name = "l388" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l389" > < / a > < / span > < span class = cF5 > Btr< / span > < span class = cF0 > (& icr, E1000_ICRf_RXT);
< a name = "l390" > < / a >
< a name = "l391" > < / a > poll = < / span > < span class = cF3 > TRUE< / span > < span class = cF0 > ;
< a name = "l392" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
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< a name = "l393" > < / a >
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< a name = "l394" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (poll)
< a name = "l395" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l396" > < / a > < / span > < span class = cF1 > while< / span > < span class = cF0 > (E1000DriverOwnsRX< / span > < span class = cF7 > (< / span > < span class = cF0 > & entry[e1000.current_rx_de_index]< / span > < span class = cF7 > )< / span > < span class = cF0 > )
< a name = "l397" > < / a > {
< a name = "l398" > < / a > NetLog(< / span > < span class = cF6 > " $BG,LTCYAN$$FG,WHITE$" < / span > < span class = cF0 >
< a name = "l399" > < / a > < / span > < span class = cF6 > " ==== E1000 IRQ ====" < / span > < span class = cF0 >
< a name = "l400" > < / a > < / span > < span class = cF6 > " $BG$$FG$" < / span > < span class = cF0 > );
< a name = "l401" > < / a >
< a name = "l402" > < / a > NetLog(< / span > < span class = cF6 > " $BD,CYAN$$FD,WHITE$" < / span > < span class = cF0 >
< a name = "l403" > < / a > < / span > < span class = cF6 > " E1000 IRQ: Saw owned RX DE index %d." < / span > < span class = cF0 > , e1000.current_rx_de_index);
< a name = "l404" > < / a >
< a name = "l405" > < / a > de_index = E1000PacketReceive(& packet_buffer, & packet_length);
< a name = "l406" > < / a >
< a name = "l407" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (de_index > = < / span > < span class = cFE > 0< / span > < span class = cF0 > )
< a name = "l408" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l409" > < / a > NetLog(< / span > < span class = cF6 > " E1000 IRQ: Pushing copy into Net Queue, releasing receive packet." < / span > < span class = cF0 > );
< a name = "l410" > < / a > NetQueuePush(packet_buffer, packet_length);
< a name = "l411" > < / a > E1000ReceivePacketRelease(de_index);
< a name = "l412" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l413" > < / a >
< a name = "l414" > < / a > NetLog(< / span > < span class = cF6 > " E1000 IRQ: Exiting.\n" < / span > < span class = cF0 >
< a name = "l415" > < / a > < / span > < span class = cF6 > " $BD,WHITE$$FD,LTGRAY$" < / span > < span class = cF0 >
< a name = "l416" > < / a > < / span > < span class = cF6 > " $BG,LTCYAN$$FG,WHITE$" < / span > < span class = cF0 >
< a name = "l417" > < / a > < / span > < span class = cF6 > " ===================" < / span > < span class = cF0 >
< a name = "l418" > < / a > < / span > < span class = cF6 > " $BG$$FG$" < / span > < span class = cF0 > );
< a name = "l419" > < / a > }
< a name = "l420" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l421" > < / a >
< a name = "l422" > < / a > E1000MMIORead(E1000_REG_ICR); < / span > < span class = cF2 > // clear pending interrupts?< / span > < span class = cF0 >
< a name = "l423" > < / a >
< a name = "l424" > < / a > *(< / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + < / span > < span class = cF3 > LAPIC_EOI< / span > < span class = cF0 > )(< / span > < span class = cF9 > U32< / span > < span class = cF0 > *) = < / span > < span class = cFE > 0< / span > < span class = cF0 > ;
< a name = "l425" > < / a > }
< a name = "l426" > < / a >
< a name = "l427" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > PCIInterruptsReroute(< / span > < span class = cF9 > I64< / span > < span class = cF0 > base)
< a name = "l428" > < / a > { < / span > < span class = cF2 > // todo: comments explaining process, maybe better var names< / span > < span class = cF0 >
< a name = "l429" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > i;
< a name = "l430" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *da = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + < / span > < span class = cF3 > IOAPIC_REG< / span > < span class = cF0 > ;
< a name = "l431" > < / a > < / span > < span class = cF9 > U32< / span > < span class = cF0 > *_d = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + < / span > < span class = cF3 > IOAPIC_DATA< / span > < span class = cF0 > ;
< a name = "l432" > < / a >
< a name = "l433" > < / a > < / span > < span class = cF1 > for< / span > < span class = cF0 > (i = < / span > < span class = cFE > 0< / span > < span class = cF0 > ; i < < / span > < span class = cFE > 4< / span > < span class = cF0 > ; i++)
< a name = "l434" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l435" > < / a > *da = < / span > < span class = cF3 > IOREDTAB< / span > < span class = cF0 > + i * < / span > < span class = cFE > 2< / span > < span class = cF0 > + < / span > < span class = cFE > 1< / span > < span class = cF0 > ;
< a name = "l436" > < / a > *_d = < / span > < span class = cFB > dev< / span > < span class = cF0 > .mp_apic_ids[INT_DEST_CPU] < < < / span > < span class = cFE > 24< / span > < span class = cF0 > ;
< a name = "l437" > < / a > *da = < / span > < span class = cF3 > IOREDTAB< / span > < span class = cF0 > + i * < / span > < span class = cFE > 2< / span > < span class = cF0 > ;
< a name = "l438" > < / a > *_d = < / span > < span class = cFE > 0x4000< / span > < span class = cF0 > + base + i;
< a name = "l439" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l440" > < / a > }
< a name = "l441" > < / a >
2021-07-14 23:38:02 +01:00
< a name = "l442" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l443" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000InterruptsSetup()
< a name = "l444" > < / a > { < / span > < span class = cF2 > // .. ?< / span > < span class = cF0 >
< a name = "l445" > < / a > < / span > < span class = cF2 > /*< / span > < span class = cF0 > < / span > < span class = cF2 > IntEntrySet(I_E1000_0, & E1000IRQ);< / span > < span class = cF0 >
< a name = "l446" > < / a > < / span > < span class = cF2 > IntEntrySet(I_E1000_1, & E1000IRQ);< / span > < span class = cF0 >
< a name = "l447" > < / a > < / span > < span class = cF2 > IntEntrySet(I_E1000_2, & E1000IRQ);< / span > < span class = cF0 >
< a name = "l448" > < / a > < / span > < span class = cF2 > IntEntrySet(I_E1000_3, & E1000IRQ);< / span > < span class = cF0 >
< a name = "l449" > < / a > < / span > < span class = cF2 > PCIInterruptsReroute(I_E1000_0);*/< / span > < span class = cF0 >
< a name = "l450" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > irq, i;
< a name = "l451" > < / a >
< a name = "l452" > < / a > < / span > < span class = cF1 > for< / span > < span class = cF0 > (i = < / span > < span class = cFE > 0< / span > < span class = cF0 > ; i < < / span > < span class = cFE > 4< / span > < span class = cF0 > ; i++)
< a name = "l453" > < / a > < / span > < span class = cF5 > IntEntrySet< / span > < span class = cF0 > (< / span > < span class = cF7 > (< / span > < span class = cF0 > irq = < / span > < span class = cF5 > IntEntryAlloc< / span > < span class = cF7 > )< / span > < span class = cF0 > , & E1000IRQ);
< a name = "l454" > < / a >
< a name = "l455" > < / a > PCIInterruptsReroute(irq);
< a name = "l456" > < / a > }
< a name = "l457" > < / a >
< a name = "l458" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000InitRX()
< a name = "l459" > < / a > {
< a name = "l460" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index;
< a name = "l461" > < / a >
< a name = "l462" > < / a > e1000.rx_de_buffer_phys = < / span > < span class = cF5 > CAllocAligned< / span > < span class = cF0 > (< / span > < span class = cF1 > sizeof< / span > < span class = cF7 > (< / span > < span class = cF0 > CE1000DescriptorEntryRX< / span > < span class = cF7 > )< / span > < span class = cF0 > * E1000_RX_BUFF_COUNT,
< a name = "l463" > < / a > < / span > < span class = cFE > 16< / span > < span class = cF0 > ,
< a name = "l464" > < / a > < / span > < span class = cF5 > Fs< / span > < span class = cF0 > -> code_heap);
< a name = "l465" > < / a >
< a name = "l466" > < / a > e1000.rx_de_buffer = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + e1000.rx_de_buffer_phys;
< a name = "l467" > < / a >
< a name = "l468" > < / a > e1000.rx_buffer_addr_phys = < / span > < span class = cF5 > CAlloc< / span > < span class = cF0 > (ETHERNET_FRAME_SIZE * E1000_RX_BUFF_COUNT, < / span > < span class = cF5 > Fs< / span > < span class = cF0 > -> code_heap);
< a name = "l469" > < / a >
< a name = "l470" > < / a > e1000.rx_buffer_addr = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + e1000.rx_buffer_addr_phys;
2021-07-14 23:38:02 +01:00
< a name = "l471" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l472" > < / a > < / span > < span class = cF2 > // iterate de's and make packet buffers for each< / span > < span class = cF0 >
< a name = "l473" > < / a > CE1000DescriptorEntryRX *entry = e1000.rx_de_buffer;
< a name = "l474" > < / a > < / span > < span class = cF1 > for< / span > < span class = cF0 > (de_index = < / span > < span class = cFE > 0< / span > < span class = cF0 > ; de_index < E1000_RX_BUFF_COUNT; de_index++)
< a name = "l475" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l476" > < / a > entry-> address = e1000.rx_buffer_addr + de_index * ETHERNET_FRAME_SIZE; < / span > < span class = cF2 > // is this right? might need to change ?..< / span > < span class = cF0 >
< a name = "l477" > < / a > < / span > < span class = cF2 > // 01000101 MAlloc's 8208 for each DE< / span > < span class = cF0 >
< a name = "l478" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l479" > < / a >
< a name = "l480" > < / a > < / span > < span class = cF2 > // setup rx de ring buffer< / span > < span class = cF0 >
< a name = "l481" > < / a > E1000MMIOWrite(E1000_REG_RDBAH, e1000.rx_de_buffer > > < / span > < span class = cFE > 32< / span > < span class = cF0 > ); < / span > < span class = cF2 > // should we be using uncached addr here ?< / span > < span class = cF0 >
< a name = "l482" > < / a > E1000MMIOWrite(E1000_REG_RDBAL, e1000.rx_de_buffer & < / span > < span class = cFE > 0xFFFFFFFF< / span > < span class = cF0 > );
< a name = "l483" > < / a >
< a name = "l484" > < / a > < / span > < span class = cF2 > // set receive buffer length< / span > < span class = cF0 >
< a name = "l485" > < / a > E1000MMIOWrite(E1000_REG_RDLEN, E1000_RX_BUFF_COUNT * < / span > < span class = cFE > 16< / span > < span class = cF0 > );
< a name = "l486" > < / a >
< a name = "l487" > < / a > < / span > < span class = cF2 > // set head tail pointers< / span > < span class = cF0 >
< a name = "l488" > < / a > E1000MMIOWrite(E1000_REG_RDH, < / span > < span class = cFE > 0< / span > < span class = cF0 > );
< a name = "l489" > < / a > E1000MMIOWrite(E1000_REG_RDT, E1000_RX_BUFF_COUNT);
< a name = "l490" > < / a >
< a name = "l491" > < / a > < / span > < span class = cF2 > // set receive control reg< / span > < span class = cF0 >
< a name = "l492" > < / a > E1000MMIOWrite(E1000_REG_RCTL, E1000_RCTLF_SBP |
< a name = "l493" > < / a > < / span > < span class = cF2 > //< / span > < span class = cF0 > < / span > < span class = cF2 > E1000_RCTLF_UPE< / span > < span class = cF0 > < / span > < span class = cF2 > |< / span > < span class = cF0 >
< a name = "l494" > < / a > < / span > < span class = cF2 > //< / span > < span class = cF0 > < / span > < span class = cF2 > E1000_RCTLF_RDMTS_HALF< / span > < span class = cF0 > < / span > < span class = cF2 > |< / span > < span class = cF0 >
< a name = "l495" > < / a > < / span > < span class = cF2 > //< / span > < span class = cF0 > < / span > < span class = cF2 > E1000_RCTLF_BSIZE_2048< / span > < span class = cF0 > < / span > < span class = cF2 > |< / span > < span class = cF0 >
< a name = "l496" > < / a > < / span > < span class = cF2 > //< / span > < span class = cF0 > < / span > < span class = cF2 > E1000_RCTLF_MPE< / span > < span class = cF0 > < / span > < span class = cF2 > |< / span > < span class = cF0 >
< a name = "l497" > < / a > E1000_RCTLF_SECRC |
< a name = "l498" > < / a > E1000_RCTLF_LPE |
< a name = "l499" > < / a > E1000_RCTLF_BAM);
< a name = "l500" > < / a > }
2021-07-14 23:38:02 +01:00
< a name = "l501" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l502" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000InitTX()
< a name = "l503" > < / a > {
< a name = "l504" > < / a > e1000.tx_de_buffer_phys = < / span > < span class = cF5 > CAllocAligned< / span > < span class = cF0 > (< / span > < span class = cF1 > sizeof< / span > < span class = cF7 > (< / span > < span class = cF0 > CE1000DescriptorEntryTX< / span > < span class = cF7 > )< / span > < span class = cF0 > * E1000_TX_BUFF_COUNT,
< a name = "l505" > < / a > < / span > < span class = cFE > 16< / span > < span class = cF0 > ,
< a name = "l506" > < / a > < / span > < span class = cF5 > Fs< / span > < span class = cF0 > -> code_heap);
< a name = "l507" > < / a >
< a name = "l508" > < / a > e1000.tx_de_buffer = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + e1000.tx_de_buffer_phys;
2021-07-14 23:38:02 +01:00
< a name = "l509" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l510" > < / a > e1000.tx_buffer_addr_phys = < / span > < span class = cF5 > CAlloc< / span > < span class = cF0 > (ETHERNET_FRAME_SIZE * E1000_TX_BUFF_COUNT, < / span > < span class = cF5 > Fs< / span > < span class = cF0 > -> code_heap);
< a name = "l511" > < / a >
< a name = "l512" > < / a > e1000.tx_buffer_addr = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + e1000.tx_buffer_addr_phys;
< a name = "l513" > < / a >
< a name = "l514" > < / a > < / span > < span class = cF2 > // setup tx de ring buffer< / span > < span class = cF0 >
< a name = "l515" > < / a > E1000MMIOWrite(E1000_REG_TDBAH, e1000.tx_de_buffer > > < / span > < span class = cFE > 32< / span > < span class = cF0 > ); < / span > < span class = cF2 > // should we be using uncached addr here ?< / span > < span class = cF0 >
< a name = "l516" > < / a > E1000MMIOWrite(E1000_REG_TDBAL, e1000.tx_de_buffer & < / span > < span class = cFE > 0xFFFFFFFF< / span > < span class = cF0 > );
< a name = "l517" > < / a >
< a name = "l518" > < / a > < / span > < span class = cF2 > // set tx buffer length< / span > < span class = cF0 >
< a name = "l519" > < / a > E1000MMIOWrite(E1000_REG_TDLEN, E1000_TX_BUFF_COUNT * < / span > < span class = cFE > 16< / span > < span class = cF0 > );
< a name = "l520" > < / a >
< a name = "l521" > < / a > < / span > < span class = cF2 > // set head tail pointers< / span > < span class = cF0 >
< a name = "l522" > < / a > E1000MMIOWrite(E1000_REG_TDH, < / span > < span class = cFE > 0< / span > < span class = cF0 > );
< a name = "l523" > < / a > E1000MMIOWrite(E1000_REG_TDT, E1000_RX_BUFF_COUNT);
< a name = "l524" > < / a >
< a name = "l525" > < / a > < / span > < span class = cF2 > // set transmit control reg< / span > < span class = cF0 >
< a name = "l526" > < / a > E1000MMIOWrite(E1000_REG_TCTL, E1000_TCTLF_EN | E1000_TCTLF_PSP);
2021-07-09 21:56:43 +01:00
< a name = "l527" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l528" > < / a > }
< a name = "l529" > < / a >
< a name = "l530" > < / a >
< a name = "l531" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > E1000Init()
< a name = "l532" > < / a > {
< a name = "l533" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > i;
< a name = "l534" > < / a >
< a name = "l535" > < / a > < / span > < span class = cF5 > MemSet< / span > < span class = cF0 > (& e1000, < / span > < span class = cFE > 0< / span > < span class = cF0 > , < / span > < span class = cF1 > sizeof< / span > < span class = cF7 > (< / span > < span class = cF0 > CE1000< / span > < span class = cF7 > )< / span > < span class = cF0 > ); < / span > < span class = cF2 > // e1000 global var will hold member data the driver uses often.< / span > < span class = cF0 >
< a name = "l536" > < / a > < / span > < span class = cF6 > " \nE1000 driver WIP\n\n" < / span > < span class = cF0 > ;
< a name = "l537" > < / a >
< a name = "l538" > < / a > e1000.pci = E1000PCIDevFind;
< a name = "l539" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (!e1000.pci)
< a name = "l540" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > ; < / span > < span class = cF2 > // if we don't find the card, quit.< / span > < span class = cF0 >
2021-07-14 23:38:02 +01:00
< a name = "l541" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l542" > < / a >
< a name = "l543" > < / a > e1000.mmio_address = < / span > < span class = cFB > dev< / span > < span class = cF0 > .uncached_alias + e1000.pci-> base[< / span > < span class = cFE > 0< / span > < span class = cF0 > ] & ~< / span > < span class = cFE > 0xF< / span > < span class = cF0 > ;
< a name = "l544" > < / a > < / span > < span class = cF2 > // Assuming card supports MMIO... lower 4 bits are hardwired zero (?)< / span > < span class = cF0 >
2021-07-14 23:38:02 +01:00
< a name = "l545" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l546" > < / a > < / span > < span class = cF6 > " \nMMIO address: 0x%0X\n" < / span > < span class = cF0 > , e1000.mmio_address;
< a name = "l547" > < / a >
< a name = "l548" > < / a > < / span > < span class = cF2 > // init rx/tx addrs? (linux)< / span > < span class = cF0 >
< a name = "l549" > < / a >
< a name = "l550" > < / a > < / span > < span class = cF2 > // eeprom? MAC ?< / span > < span class = cF0 >
< a name = "l551" > < / a > E1000MACGet;
< a name = "l552" > < / a >
< a name = "l553" > < / a > < / span > < span class = cF2 > // setup link? (01000101's driver)< / span > < span class = cF0 >
< a name = "l554" > < / a > E1000MMIOWrite(E1000_REG_CTRL, E1000MMIORead< / span > < span class = cF7 > (< / span > < span class = cF0 > E1000_REG_CTRL< / span > < span class = cF7 > )< / span > < span class = cF0 > | E1000_CTRLF_SLU);
2021-07-14 23:38:02 +01:00
< a name = "l555" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l556" > < / a > < / span > < span class = cF2 > // zero out multicast hash? (linux)< / span > < span class = cF0 >
< a name = "l557" > < / a > < / span > < span class = cF2 > // zero out multicast table array (01000101's driver)< / span > < span class = cF0 >
< a name = "l558" > < / a > < / span > < span class = cF1 > for< / span > < span class = cF0 > (i = < / span > < span class = cFE > 0< / span > < span class = cF0 > ; i < < / span > < span class = cFE > 128< / span > < span class = cF0 > ; i++)
< a name = "l559" > < / a > E1000MMIOWrite(E1000_REG_MTA + i*< / span > < span class = cFE > 4< / span > < span class = cF0 > , < / span > < span class = cFE > 0< / span > < span class = cF0 > );
2021-07-14 23:38:02 +01:00
< a name = "l560" > < / a >
2021-07-29 03:20:15 +01:00
< a name = "l561" > < / a > < / span > < span class = cF2 > // setup link? (linux)< / span > < span class = cF0 >
< a name = "l562" > < / a >
< a name = "l563" > < / a > < / span > < span class = cF2 > // clear all statistics regs after link establish attempt (linux)< / span > < span class = cF0 >
< a name = "l564" > < / a >
< a name = "l565" > < / a > < / span > < span class = cF2 > // enable & clear existing interupts (01000101's driver)< / span > < span class = cF0 >
< a name = "l566" > < / a > E1000MMIOWrite(E1000_REG_IMS, E1000_IMSF_LSC |
< a name = "l567" > < / a > E1000_IMSF_RXSEQ |
< a name = "l568" > < / a > E1000_IMSF_RXDMT |
< a name = "l569" > < / a > E1000_IMSF_RXO |
< a name = "l570" > < / a > E1000_IMSF_RXT |
< a name = "l571" > < / a > E1000_IMSF_MDAC |
< a name = "l572" > < / a > E1000_IMSF_RXCFG |
< a name = "l573" > < / a > E1000_IMSF_PHYINT |
< a name = "l574" > < / a > E1000_IMSF_GPI |
< a name = "l575" > < / a > E1000_IMSF_TXDLOW |
< a name = "l576" > < / a > E1000_IMSF_SRPD);
< a name = "l577" > < / a >
< a name = "l578" > < / a > E1000MMIORead(E1000_REG_ICR); < / span > < span class = cF2 > // clear pending interrupts ?< / span > < span class = cF0 >
< a name = "l579" > < / a >
< a name = "l580" > < / a > < / span > < span class = cF2 > // start rx tx?< / span > < span class = cF0 >
< a name = "l581" > < / a > E1000InitRX;
< a name = "l582" > < / a > E1000InitTX;
< a name = "l583" > < / a >
< a name = "l584" > < / a > E1000InterruptsSetup;
< a name = "l585" > < / a >
< a name = "l586" > < / a >
< a name = "l587" > < / a > NetErr(< / span > < span class = cF6 > " TODO E1000" < / span > < span class = cF0 > );
< a name = "l588" > < / a > < / span > < span class = cF6 > " \n" < / span > < span class = cF0 > ;
< a name = "l589" > < / a > < / span > < span class = cF5 > ClassRep< / span > < span class = cF0 > (& e1000);
< a name = "l590" > < / a > }
< a name = "l591" > < / a >
< a name = "l592" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > EthernetFrameAllocate(< / span > < span class = cF1 > U8< / span > < span class = cF0 > **packet_buffer_out,
< a name = "l593" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *source_address,
< a name = "l594" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *destination_address,
< a name = "l595" > < / a > < / span > < span class = cF9 > U16< / span > < span class = cF0 > ethertype,
< a name = "l596" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > packet_length)
< a name = "l597" > < / a > {
< a name = "l598" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *ethernet_frame;
< a name = "l599" > < / a > < / span > < span class = cF9 > I64< / span > < span class = cF0 > de_index;
< a name = "l600" > < / a >
< a name = "l601" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (packet_length < ETHERNET_MIN_FRAME_SIZE)
< a name = "l602" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l603" > < / a > NetWarn(< / span > < span class = cF6 > " ETHERNET FRAME ALLOCATE: Truncating length" < / span > < span class = cF0 > );
< a name = "l604" > < / a > packet_length = ETHERNET_MIN_FRAME_SIZE;
< a name = "l605" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l606" > < / a >
< a name = "l607" > < / a > de_index = E1000TransmitPacketAllocate(& ethernet_frame, ETHERNET_MAC_HEADER_LENGTH + packet_length);
< a name = "l608" > < / a >
< a name = "l609" > < / a > < / span > < span class = cF1 > if< / span > < span class = cF0 > (de_index < < / span > < span class = cFE > 0< / span > < span class = cF0 > )
< a name = "l610" > < / a > < / span > < span class = cF7 > {< / span > < span class = cF0 >
< a name = "l611" > < / a > NetErr(< / span > < span class = cF6 > " ETHERNET FRAME ALLOCATE: Failure" < / span > < span class = cF0 > );
< a name = "l612" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > -< / span > < span class = cFE > 1< / span > < span class = cF0 > ; < / span > < span class = cF2 > // Positive value expected. Functions calling this must factor this in.< / span > < span class = cF0 >
< a name = "l613" > < / a > < / span > < span class = cF7 > }< / span > < span class = cF0 >
< a name = "l614" > < / a >
< a name = "l615" > < / a > < / span > < span class = cF5 > MemCopy< / span > < span class = cF0 > (ethernet_frame, destination_address, MAC_ADDRESS_LENGTH);
< a name = "l616" > < / a > < / span > < span class = cF5 > MemCopy< / span > < span class = cF0 > (ethernet_frame + MAC_ADDRESS_LENGTH, source_address, MAC_ADDRESS_LENGTH);
< a name = "l617" > < / a >
< a name = "l618" > < / a > ethernet_frame[ETHERNET_ETHERTYPE_OFFSET] = ethertype > > < / span > < span class = cFE > 8< / span > < span class = cF0 > ;
< a name = "l619" > < / a > ethernet_frame[ETHERNET_ETHERTYPE_OFFSET + < / span > < span class = cFE > 1< / span > < span class = cF0 > ] = ethertype & < / span > < span class = cFE > 0xFF< / span > < span class = cF0 > ;
< a name = "l620" > < / a >
< a name = "l621" > < / a > *packet_buffer_out = ethernet_frame + ETHERNET_MAC_HEADER_LENGTH;
< a name = "l622" > < / a >
< a name = "l623" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > de_index;
< a name = "l624" > < / a >
< a name = "l625" > < / a > }
< a name = "l626" > < / a >
< a name = "l627" > < / a > < / span > < span class = cF1 > U8< / span > < span class = cF0 > *EthernetMACGet()
< a name = "l628" > < / a > {
< a name = "l629" > < / a > < / span > < span class = cF1 > return< / span > < span class = cF0 > e1000.mac_address;
< a name = "l630" > < / a > }
< a name = "l631" > < / a >
< a name = "l632" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > NetStop()
< a name = "l633" > < / a > {
< a name = "l634" > < / a >
< a name = "l635" > < / a > }
< a name = "l636" > < / a >
< a name = "l637" > < / a > < / span > < span class = cF1 > U0< / span > < span class = cF0 > NetStart()
< a name = "l638" > < / a > {
< a name = "l639" > < / a >
< a name = "l640" > < / a > }
< a name = "l641" > < / a >
< a name = "l642" > < / a > E1000Init;< / span > < / pre > < / body >
2021-07-06 21:15:26 +01:00
< / html >
