2013-05-28 19:34:26 +02:00
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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2014-01-17 13:51:32 +01:00
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;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;;
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2013-05-28 19:34:26 +02:00
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;; MTD80x driver for KolibriOS ;;
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;; ;;
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;; Based on mtd80x.c from the etherboot project ;;
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;; ;;
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;; Written by hidnplayr@kolibrios.org ;;
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;; ;;
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;; GNU GENERAL PUBLIC LICENSE ;;
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;; Version 2, June 1991 ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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format MS COFF
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API_VERSION = 0x01000100
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DRIVER_VERSION = 5
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MAX_DEVICES = 16
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DEBUG = 1
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__DEBUG__ = 1
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__DEBUG_LEVEL__ = 2
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NUM_TX_DESC = 4
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NUM_RX_DESC = 4
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2014-01-17 13:51:32 +01:00
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include '../struct.inc'
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include '../macros.inc'
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2013-05-28 19:34:26 +02:00
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include '../proc32.inc'
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include '../imports.inc'
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include '../fdo.inc'
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include '../netdrv.inc'
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public START
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public service_proc
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public version
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; for different PHY
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MysonPHY = 1
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AhdocPHY = 2
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SeeqPHY = 3
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MarvellPHY = 4
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Myson981 = 5
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LevelOnePHY = 6
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OtherPHY = 10
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; Offsets to the Command and Status Registers.
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PAR0 = 0x0 ; physical address 0-3
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PAR1 = 0x04 ; physical address 4-5
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MAR0 = 0x08 ; multicast address 0-3
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MAR1 = 0x0C ; multicast address 4-7
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FAR0 = 0x10 ; flow-control address 0-3
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FAR1 = 0x14 ; flow-control address 4-5
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TCRRCR = 0x18 ; receive & transmit configuration
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BCR = 0x1C ; bus command
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TXPDR = 0x20 ; transmit polling demand
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RXPDR = 0x24 ; receive polling demand
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RXCWP = 0x28 ; receive current word pointer
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TXLBA = 0x2C ; transmit list base address
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RXLBA = 0x30 ; receive list base address
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ISR = 0x34 ; interrupt status
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IMR = 0x38 ; interrupt mask
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FTH = 0x3C ; flow control high/low threshold
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MANAGEMENT = 0x40 ; bootrom/eeprom and mii management
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TALLY = 0x44 ; tally counters for crc and mpa
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TSR = 0x48 ; tally counter for transmit status
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BMCRSR = 0x4c ; basic mode control and status
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PHYIDENTIFIER = 0x50 ; phy identifier
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ANARANLPAR = 0x54 ; auto-negotiation advertisement and link partner ability
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ANEROCR = 0x58 ; auto-negotiation expansion and pci conf.
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BPREMRPSR = 0x5c ; bypass & receive error mask and phy status
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; Bits in the interrupt status/enable registers.
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RFCON = 0x00020000 ; receive flow control xon packet
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RFCOFF = 0x00010000 ; receive flow control xoff packet
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LSCStatus = 0x00008000 ; link status change
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ANCStatus = 0x00004000 ; autonegotiation completed
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FBE = 0x00002000 ; fatal bus error
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FBEMask = 0x00001800 ; mask bit12-11
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ParityErr = 0x00000000 ; parity error
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TargetErr = 0x00001000 ; target abort
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MasterErr = 0x00000800 ; master error
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TUNF = 0x00000400 ; transmit underflow
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ROVF = 0x00000200 ; receive overflow
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ETI = 0x00000100 ; transmit early int
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ERI = 0x00000080 ; receive early int
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CNTOVF = 0x00000040 ; counter overflow
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RBU = 0x00000020 ; receive buffer unavailable
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TBU = 0x00000010 ; transmit buffer unavilable
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TI = 0x00000008 ; transmit interrupt
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RI = 0x00000004 ; receive interrupt
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RxErr = 0x00000002 ; receive error
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; Bits in the NetworkConfig register.
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RxModeMask = 0xe0
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AcceptAllPhys = 0x80 ; promiscuous mode
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AcceptBroadcast = 0x40 ; accept broadcast
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AcceptMulticast = 0x20 ; accept mutlicast
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AcceptRunt = 0x08 ; receive runt pkt
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ALP = 0x04 ; receive long pkt
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AcceptErr = 0x02 ; receive error pkt
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AcceptMyPhys = 0x00000000
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RxEnable = 0x00000001
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RxFlowCtrl = 0x00002000
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TxEnable = 0x00040000
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TxModeFDX = 0x00100000
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TxThreshold = 0x00e00000
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PS1000 = 0x00010000
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PS10 = 0x00080000
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FD = 0x00100000
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; Bits in network_desc.status
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RXOWN = 0x80000000 ; own bit
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FLNGMASK = 0x0fff0000 ; frame length
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FLNGShift = 16
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MARSTATUS = 0x00004000 ; multicast address received
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BARSTATUS = 0x00002000 ; broadcast address received
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PHYSTATUS = 0x00001000 ; physical address received
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RXFSD = 0x00000800 ; first descriptor
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RXLSD = 0x00000400 ; last descriptor
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ErrorSummary = 0x80 ; error summary
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RUNT = 0x40 ; runt packet received
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LONG = 0x20 ; long packet received
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FAE = 0x10 ; frame align error
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CRC = 0x08 ; crc error
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RXER = 0x04 ; receive error
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; rx_desc_control_bits
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RXIC = 0x00800000 ; interrupt control
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RBSShift = 0
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; tx_desc_status_bits
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TXOWN = 0x80000000 ; own bit
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JABTO = 0x00004000 ; jabber timeout
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CSL = 0x00002000 ; carrier sense lost
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LC = 0x00001000 ; late collision
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EC = 0x00000800 ; excessive collision
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UDF = 0x00000400 ; fifo underflow
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DFR = 0x00000200 ; deferred
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HF = 0x00000100 ; heartbeat fail
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NCRMask = 0x000000ff ; collision retry count
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NCRShift = 0
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; tx_desc_control_bits
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TXIC = 0x80000000 ; interrupt control
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ETIControl = 0x40000000 ; early transmit interrupt
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TXLD = 0x20000000 ; last descriptor
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TXFD = 0x10000000 ; first descriptor
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CRCEnable = 0x08000000 ; crc control
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PADEnable = 0x04000000 ; padding control
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RetryTxLC = 0x02000000 ; retry late collision
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PKTSMask = 0x3ff800 ; packet size bit21-11
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PKTSShift = 11
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TBSMask = 0x000007ff ; transmit buffer bit 10-0
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TBSShift = 0
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; BootROM/EEPROM/MII Management Register
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MASK_MIIR_MII_READ = 0x00000000
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MASK_MIIR_MII_WRITE = 0x00000008
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MASK_MIIR_MII_MDO = 0x00000004
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MASK_MIIR_MII_MDI = 0x00000002
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MASK_MIIR_MII_MDC = 0x00000001
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; ST+OP+PHYAD+REGAD+TA
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OP_READ = 0x6000 ; ST:01+OP:10+PHYAD+REGAD+TA:Z0
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OP_WRITE = 0x5002 ; ST:01+OP:01+PHYAD+REGAD+TA:10
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; -------------------------------------------------------------------------
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; Constants for Myson PHY
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; -------------------------------------------------------------------------
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MysonPHYID = 0xd0000302
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MysonPHYID0 = 0x0302
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StatusRegister = 18
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SPEED100 = 0x0400 ; bit10
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FULLMODE = 0x0800 ; bit11
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; -------------------------------------------------------------------------
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; Constants for Seeq 80225 PHY
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; -------------------------------------------------------------------------
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SeeqPHYID0 = 0x0016
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MIIRegister18 = 18
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SPD_DET_100 = 0x80
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DPLX_DET_FULL = 0x40
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; -------------------------------------------------------------------------
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; Constants for Ahdoc 101 PHY
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; -------------------------------------------------------------------------
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AhdocPHYID0 = 0x0022
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DiagnosticReg = 18
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DPLX_FULL = 0x0800
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Speed_100 = 0x0400
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; --------------------------------------------------------------------------
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; Constants
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; --------------------------------------------------------------------------
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MarvellPHYID0 = 0x0141
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LevelOnePHYID0 = 0x0013
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MII1000BaseTControlReg = 9
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MII1000BaseTStatusReg = 10
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SpecificReg = 17
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; for 1000BaseT Control Register
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PHYAbletoPerform1000FullDuplex = 0x0200
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PHYAbletoPerform1000HalfDuplex = 0x0100
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PHY1000AbilityMask = 0x300
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; for phy specific status register, marvell phy.
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SpeedMask = 0x0c000
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Speed_1000M = 0x08000
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Speed_100M = 0x4000
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Speed_10M = 0
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Full_Duplex = 0x2000
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; for phy specific status register, levelone phy
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LXT1000_100M = 0x08000
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LXT1000_1000M = 0x0c000
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LXT1000_Full = 0x200
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; for PHY
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LinkIsUp = 0x0004
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LinkIsUp2 = 0x00040000
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virtual at 0
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mtd_desc:
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.status dd ?
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.control dd ?
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.buffer dd ?
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.next_desc dd ?
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.next_desc_logical dd ?
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.skbuff dd ?
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.reserved1 dd ?
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.reserved2 dd ?
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.size = $
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end virtual
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virtual at ebx
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device:
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ETH_DEVICE
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.tx_desc rb NUM_TX_DESC*mtd_desc.size
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.rx_desc rb NUM_RX_DESC*mtd_desc.size
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.io_addr dd ?
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.pci_bus dd ?
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.pci_dev dd ?
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.irq_line db ?
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.dev_id dw ?
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.flags dd ?
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.crvalue dd ?
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.bcrvalue dd ?
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.cur_rx dd ?
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.cur_tx dd ?
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; These values are keep track of the transceiver/media in use.
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.linkok dd ?
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.line_speed dd ?
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.duplexmode dd ?
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.default_port dd ?
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.PHYType dd ?
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; MII transceiver section.
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.mii_cnt dd ? ; MII device addresses.
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.phys db ? ; MII device addresses.
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device_size = $ - device
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end virtual
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section '.flat' code readable align 16
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; proc START ;;
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;; ;;
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;; (standard driver proc) ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 4
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proc START stdcall, state:dword
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cmp [state], 1
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jne .exit
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.entry:
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2014-01-17 16:07:07 +01:00
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DEBUGF 2,"Loading driver\n"
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2013-05-28 19:34:26 +02:00
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stdcall RegService, my_service, service_proc
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ret
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.fail:
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.exit:
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xor eax, eax
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ret
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endp
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; proc SERVICE_PROC ;;
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;; ;;
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;; (standard driver proc) ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 4
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proc service_proc stdcall, ioctl:dword
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|
|
mov edx, [ioctl]
|
2014-01-17 16:07:07 +01:00
|
|
|
mov eax, [edx + IOCTL.io_code]
|
2013-05-28 19:34:26 +02:00
|
|
|
|
|
|
|
|
;------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
cmp eax, 0 ;SRV_GETVERSION
|
|
|
|
|
jne @F
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
cmp [edx + IOCTL.out_size], 4
|
2013-05-28 19:34:26 +02:00
|
|
|
jb .fail
|
2014-01-17 16:07:07 +01:00
|
|
|
mov eax, [edx + IOCTL.output]
|
2013-05-28 19:34:26 +02:00
|
|
|
mov [eax], dword API_VERSION
|
|
|
|
|
|
|
|
|
|
xor eax, eax
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
;------------------------------------------------------
|
|
|
|
|
@@:
|
|
|
|
|
cmp eax, 1 ;SRV_HOOK
|
|
|
|
|
jne .fail
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
cmp [edx + IOCTL.inp_size], 3 ; Data input must be at least 3 bytes
|
2013-05-28 19:34:26 +02:00
|
|
|
jb .fail
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
mov eax, [edx + IOCTL.input]
|
2013-05-28 19:34:26 +02:00
|
|
|
cmp byte [eax], 1 ; 1 means device number and bus number (pci) are given
|
|
|
|
|
jne .fail ; other types arent supported for this card yet
|
|
|
|
|
|
|
|
|
|
; check if the device is already listed
|
|
|
|
|
|
|
|
|
|
mov esi, device_list
|
|
|
|
|
mov ecx, [devices]
|
|
|
|
|
test ecx, ecx
|
|
|
|
|
jz .firstdevice
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
; mov eax, [edx + IOCTL.input] ; get the pci bus and device numbers
|
|
|
|
|
mov ax, [eax+1] ;
|
2013-05-28 19:34:26 +02:00
|
|
|
.nextdevice:
|
|
|
|
|
mov ebx, [esi]
|
|
|
|
|
cmp al, byte[device.pci_bus]
|
|
|
|
|
jne @f
|
|
|
|
|
cmp ah, byte[device.pci_dev]
|
|
|
|
|
je .find_devicenum ; Device is already loaded, let's find it's device number
|
|
|
|
|
@@:
|
|
|
|
|
add esi, 4
|
|
|
|
|
loop .nextdevice
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; This device doesnt have its own eth_device structure yet, lets create one
|
|
|
|
|
.firstdevice:
|
|
|
|
|
cmp [devices], MAX_DEVICES ; First check if the driver can handle one more card
|
|
|
|
|
jae .fail
|
|
|
|
|
|
|
|
|
|
allocate_and_clear ebx, device_size, .fail
|
|
|
|
|
|
|
|
|
|
; Fill in the direct call addresses into the struct
|
|
|
|
|
|
|
|
|
|
mov [device.reset], reset
|
|
|
|
|
mov [device.transmit], transmit
|
|
|
|
|
mov [device.unload], unload
|
|
|
|
|
mov [device.name], my_service
|
|
|
|
|
|
|
|
|
|
; save the pci bus and device numbers
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
mov eax, [edx + IOCTL.input]
|
2013-05-28 19:34:26 +02:00
|
|
|
movzx ecx, byte[eax+1]
|
|
|
|
|
mov [device.pci_bus], ecx
|
|
|
|
|
movzx ecx, byte[eax+2]
|
|
|
|
|
mov [device.pci_dev], ecx
|
|
|
|
|
|
|
|
|
|
; Now, it's time to find the base io addres of the PCI device
|
|
|
|
|
|
|
|
|
|
PCI_find_io
|
|
|
|
|
|
|
|
|
|
; We've found the io address, find IRQ now
|
|
|
|
|
|
|
|
|
|
PCI_find_irq
|
|
|
|
|
|
|
|
|
|
DEBUGF 2,"Hooking into device, dev:%x, bus:%x, irq:%x, addr:%x\n",\
|
|
|
|
|
[device.pci_dev]:1,[device.pci_bus]:1,[device.irq_line]:1,[device.io_addr]:8
|
|
|
|
|
|
|
|
|
|
; Ok, the eth_device structure is ready, let's probe the device
|
|
|
|
|
; Because initialization fires IRQ, IRQ handler must be aware of this device
|
|
|
|
|
mov eax, [devices] ; Add the device structure to our device list
|
|
|
|
|
mov [device_list+4*eax], ebx ; (IRQ handler uses this list to find device)
|
|
|
|
|
inc [devices] ;
|
|
|
|
|
|
|
|
|
|
call probe ; this function will output in eax
|
|
|
|
|
test eax, eax
|
|
|
|
|
jnz .err2 ; If an error occured, exit
|
|
|
|
|
|
|
|
|
|
mov [device.type], NET_TYPE_ETH
|
|
|
|
|
call NetRegDev
|
|
|
|
|
|
|
|
|
|
cmp eax, -1
|
|
|
|
|
je .destroy
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
; If the device was already loaded, find the device number and return it in eax
|
|
|
|
|
|
|
|
|
|
.find_devicenum:
|
|
|
|
|
DEBUGF 2,"Trying to find device number of already registered device\n"
|
|
|
|
|
call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx
|
|
|
|
|
; into a device number in edi
|
|
|
|
|
mov eax, edi ; Application wants it in eax instead
|
|
|
|
|
DEBUGF 2,"Kernel says: %u\n", eax
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
; If an error occured, remove all allocated data and exit (returning -1 in eax)
|
|
|
|
|
|
|
|
|
|
.destroy:
|
|
|
|
|
; todo: reset device into virgin state
|
|
|
|
|
|
|
|
|
|
.err2:
|
|
|
|
|
dec [devices]
|
|
|
|
|
.err:
|
|
|
|
|
DEBUGF 2,"removing device structure\n"
|
|
|
|
|
stdcall KernelFree, ebx
|
|
|
|
|
.fail:
|
|
|
|
|
or eax, -1
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
;------------------------------------------------------
|
|
|
|
|
endp
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;; Actual Hardware dependent code starts here ;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
unload:
|
|
|
|
|
; TODO: (in this particular order)
|
|
|
|
|
;
|
|
|
|
|
; - Stop the device
|
|
|
|
|
|
|
|
|
|
; /* Disable Tx Rx*/
|
|
|
|
|
; outl( mtdx.crvalue & (~TxEnable) & (~RxEnable), mtdx.ioaddr + TCRRCR );
|
|
|
|
|
;
|
|
|
|
|
; /* Reset the chip to erase previous misconfiguration. */
|
|
|
|
|
; mtd_reset(nic);
|
|
|
|
|
|
|
|
|
|
; - Detach int handler
|
|
|
|
|
; - Remove device from local list (device_list)
|
|
|
|
|
; - call unregister function in kernel
|
|
|
|
|
; - Remove all allocated structures and buffers the card used
|
|
|
|
|
|
|
|
|
|
or eax,-1
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;-------
|
|
|
|
|
;
|
|
|
|
|
; PROBE
|
|
|
|
|
;
|
|
|
|
|
;-------
|
|
|
|
|
align 4
|
|
|
|
|
probe:
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
DEBUGF 2,"Probing device\n"
|
2013-05-28 19:34:26 +02:00
|
|
|
|
|
|
|
|
PCI_make_bus_master
|
|
|
|
|
|
|
|
|
|
stdcall PciRead32, [device.pci_bus], [device.pci_dev], 0
|
|
|
|
|
|
|
|
|
|
cmp ax, 0x1516
|
|
|
|
|
jne .notfound
|
|
|
|
|
shr eax, 16
|
|
|
|
|
mov [device.dev_id], ax
|
|
|
|
|
|
|
|
|
|
cmp ax, 0x0800
|
|
|
|
|
je .has_mii_xcvr
|
|
|
|
|
|
|
|
|
|
cmp ax, 0x0803
|
|
|
|
|
je .has_chip_xcvr
|
|
|
|
|
|
|
|
|
|
cmp ax, 0x0891
|
|
|
|
|
je .has_mii_xcvr
|
|
|
|
|
|
|
|
|
|
.notfound:
|
|
|
|
|
DEBUGF 1,"Device not supported!\n"
|
|
|
|
|
xor eax, eax
|
|
|
|
|
dec eax
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
.has_chip_xcvr:
|
|
|
|
|
DEBUGF 1,"Device has chip xcvr\n"
|
|
|
|
|
|
|
|
|
|
jmp .xcvr_set
|
|
|
|
|
|
|
|
|
|
.has_mii_xcvr:
|
|
|
|
|
DEBUGF 1,"Device has mii xcvr\n"
|
|
|
|
|
|
|
|
|
|
.xcvr_set:
|
|
|
|
|
|
|
|
|
|
call read_mac
|
|
|
|
|
|
|
|
|
|
; Reset the chip to erase previous misconfiguration.
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io BCR
|
|
|
|
|
xor eax, eax
|
|
|
|
|
inc eax
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
; find the connected MII xcvrs
|
|
|
|
|
|
|
|
|
|
cmp [device.dev_id], 0x0803
|
|
|
|
|
je .is_803
|
|
|
|
|
|
|
|
|
|
; int phy, phy_idx = 0;
|
|
|
|
|
;
|
|
|
|
|
; for (phy = 1; phy < 32 && phy_idx < 1; phy++) {
|
|
|
|
|
; int mii_status = mdio_read(nic, phy, 1);
|
|
|
|
|
;
|
|
|
|
|
; if (mii_status != 0xffff && mii_status != 0x0000) {
|
|
|
|
|
; mtdx.phys[phy_idx] = phy;
|
|
|
|
|
;
|
|
|
|
|
; DBG ( "%s: MII PHY found at address %d, status "
|
|
|
|
|
; "0x%4.4x.\n", mtdx.nic_name, phy, mii_status );
|
|
|
|
|
; /* get phy type */
|
|
|
|
|
; {
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(nic, mtdx.phys[phy_idx], 2);
|
|
|
|
|
; if (data equ= SeeqPHYID0)
|
|
|
|
|
; mtdx.PHYType = SeeqPHY;
|
|
|
|
|
; else if (data equ= AhdocPHYID0)
|
|
|
|
|
; mtdx.PHYType = AhdocPHY;
|
|
|
|
|
; else if (data equ= MarvellPHYID0)
|
|
|
|
|
; mtdx.PHYType = MarvellPHY;
|
|
|
|
|
; else if (data equ= MysonPHYID0)
|
|
|
|
|
; mtdx.PHYType = Myson981;
|
|
|
|
|
; else if (data equ= LevelOnePHYID0)
|
|
|
|
|
; mtdx.PHYType = LevelOnePHY;
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.PHYType = OtherPHY;
|
|
|
|
|
; }
|
|
|
|
|
; phy_idx++;
|
|
|
|
|
; }
|
|
|
|
|
; }
|
|
|
|
|
;
|
|
|
|
|
; mtdx.mii_cnt = phy_idx;
|
|
|
|
|
; if (phy_idx equ= 0) {
|
|
|
|
|
; printf("%s: MII PHY not found -- this device may "
|
|
|
|
|
; "not operate correctly.\n", mtdx.nic_name);
|
|
|
|
|
; }
|
|
|
|
|
|
|
|
|
|
jmp .no_803
|
|
|
|
|
|
|
|
|
|
.is_803:
|
|
|
|
|
|
|
|
|
|
mov [device.phys], 32
|
|
|
|
|
|
|
|
|
|
; get phy type
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io PHYIDENTIFIER
|
|
|
|
|
in eax, dx
|
|
|
|
|
|
|
|
|
|
cmp eax, MysonPHYID
|
|
|
|
|
jne @f
|
|
|
|
|
|
|
|
|
|
mov [device.PHYType], MysonPHY
|
|
|
|
|
DEBUGF 1,"MysonPHY\n"
|
|
|
|
|
jmp .no_803
|
|
|
|
|
|
|
|
|
|
@@:
|
|
|
|
|
mov [device.PHYType], OtherPHY
|
|
|
|
|
DEBUGF 1,"OtherPHY\n"
|
|
|
|
|
|
|
|
|
|
.no_803:
|
|
|
|
|
|
|
|
|
|
;-------
|
|
|
|
|
;
|
|
|
|
|
; RESET
|
|
|
|
|
;
|
|
|
|
|
;-------
|
|
|
|
|
align 4
|
|
|
|
|
reset:
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
DEBUGF 1,"Resetting\n"
|
2013-05-28 19:34:26 +02:00
|
|
|
|
|
|
|
|
;--------------------------------
|
|
|
|
|
; insert irq handler on given irq
|
|
|
|
|
|
|
|
|
|
movzx eax, [device.irq_line]
|
|
|
|
|
DEBUGF 1,"Attaching int handler to irq %x\n", eax:1
|
|
|
|
|
stdcall AttachIntHandler, eax, int_handler, dword 0
|
|
|
|
|
test eax, eax
|
|
|
|
|
jnz @f
|
2014-01-17 16:07:07 +01:00
|
|
|
DEBUGF 1,"Could not attach int handler!\n"
|
2013-05-28 19:34:26 +02:00
|
|
|
; or eax, -1
|
|
|
|
|
; ret
|
|
|
|
|
@@:
|
|
|
|
|
|
|
|
|
|
; Reset the chip to erase previous misconfiguration.
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io BCR
|
|
|
|
|
xor eax, eax
|
|
|
|
|
inc eax
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
call init_ring
|
|
|
|
|
|
|
|
|
|
; Initialize other registers.
|
|
|
|
|
; Configure the PCI bus bursts and FIFO thresholds.
|
|
|
|
|
|
|
|
|
|
mov [device.bcrvalue], 0x10 ; little-endian, 8 burst length
|
|
|
|
|
mov [device.crvalue], 0xa00 ; 128 burst length
|
|
|
|
|
|
|
|
|
|
cmp [device.dev_id], 0x891
|
|
|
|
|
jne @f
|
|
|
|
|
or [device.bcrvalue], 0x200 ; set PROG bit
|
|
|
|
|
or [device.crvalue], 0x02000000 ; set enhanced bit
|
|
|
|
|
@@:
|
|
|
|
|
|
|
|
|
|
or [device.crvalue], RxEnable + TxThreshold + TxEnable
|
|
|
|
|
|
|
|
|
|
call set_rx_mode
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io BCR
|
|
|
|
|
mov eax, [device.bcrvalue]
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
set_io TCRRCR
|
|
|
|
|
mov eax, [device.crvalue]
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
call getlinkstatus
|
|
|
|
|
call getlinktype
|
|
|
|
|
|
|
|
|
|
; Restart Rx engine if stopped.
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io RXPDR
|
|
|
|
|
xor eax, eax
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
; Enable interrupts
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io ISR
|
|
|
|
|
mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI)
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
set_io IMR
|
|
|
|
|
; mov eax, (FBE or TUNF or CNTOVF or RBU or TI or RI)
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
; clear packet/byte counters
|
|
|
|
|
|
|
|
|
|
xor eax, eax
|
|
|
|
|
lea edi, [device.bytes_tx]
|
|
|
|
|
mov ecx, 6
|
|
|
|
|
rep stosd
|
|
|
|
|
|
|
|
|
|
mov [device.mtu], 1514
|
|
|
|
|
|
|
|
|
|
; Set link state to unknown
|
|
|
|
|
mov [device.state], ETH_LINK_UNKOWN
|
|
|
|
|
|
|
|
|
|
xor eax, eax
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
init_ring:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"initializing rx and tx ring\n"
|
|
|
|
|
|
|
|
|
|
; Initialize all Rx descriptors
|
|
|
|
|
|
|
|
|
|
lea esi, [device.rx_desc]
|
|
|
|
|
mov [device.cur_rx], esi
|
|
|
|
|
mov ecx, NUM_RX_DESC
|
|
|
|
|
.rx_desc_loop:
|
|
|
|
|
mov [esi + mtd_desc.status], RXOWN
|
|
|
|
|
mov [esi + mtd_desc.control], 1536 shl RBSShift
|
|
|
|
|
|
|
|
|
|
lea eax, [esi + mtd_desc.size]
|
|
|
|
|
mov [esi + mtd_desc.next_desc_logical], eax
|
|
|
|
|
push ecx esi
|
|
|
|
|
GetRealAddr
|
|
|
|
|
mov [esi + mtd_desc.next_desc], eax
|
|
|
|
|
|
|
|
|
|
stdcall KernelAlloc, 1536
|
|
|
|
|
pop esi
|
|
|
|
|
push esi
|
|
|
|
|
mov [esi + mtd_desc.skbuff], eax
|
|
|
|
|
call GetPgAddr
|
|
|
|
|
pop esi ecx
|
|
|
|
|
mov [esi + mtd_desc.buffer], eax
|
|
|
|
|
|
|
|
|
|
add esi, mtd_desc.size
|
|
|
|
|
loop .rx_desc_loop
|
|
|
|
|
|
|
|
|
|
; Mark the last entry as wrapping the ring.
|
|
|
|
|
|
|
|
|
|
lea eax, [device.rx_desc]
|
|
|
|
|
mov [esi - mtd_desc.size + mtd_desc.next_desc_logical], eax
|
|
|
|
|
push esi
|
|
|
|
|
GetRealAddr
|
|
|
|
|
pop esi
|
|
|
|
|
mov [esi - mtd_desc.size + mtd_desc.next_desc], eax
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io RXLBA
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
; Initialize all Tx descriptors
|
|
|
|
|
|
|
|
|
|
lea esi, [device.tx_desc]
|
|
|
|
|
mov [device.cur_tx], esi
|
|
|
|
|
mov ecx, NUM_TX_DESC
|
|
|
|
|
.tx_desc_loop:
|
|
|
|
|
mov [esi + mtd_desc.status], 0
|
|
|
|
|
|
|
|
|
|
lea eax, [esi + mtd_desc.size]
|
|
|
|
|
mov [esi + mtd_desc.next_desc_logical], eax
|
|
|
|
|
push ecx esi
|
|
|
|
|
GetRealAddr
|
|
|
|
|
pop esi ecx
|
|
|
|
|
mov [esi + mtd_desc.next_desc], eax
|
|
|
|
|
|
|
|
|
|
add esi, mtd_desc.size
|
|
|
|
|
loop .tx_desc_loop
|
|
|
|
|
|
|
|
|
|
; Mark the last entry as wrapping the ring.
|
|
|
|
|
|
|
|
|
|
lea eax, [device.tx_desc]
|
|
|
|
|
mov [esi - mtd_desc.size + mtd_desc.next_desc_logical], eax
|
|
|
|
|
push esi
|
|
|
|
|
GetRealAddr
|
|
|
|
|
pop esi
|
|
|
|
|
mov [esi - mtd_desc.size + mtd_desc.next_desc], eax
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io TXLBA
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
set_rx_mode:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Setting RX mode\n"
|
|
|
|
|
|
|
|
|
|
; Too many to match, or accept all multicasts.
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io MAR0
|
|
|
|
|
xor eax, eax
|
|
|
|
|
not eax
|
|
|
|
|
out dx, eax
|
|
|
|
|
set_io MAR1
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
and [device.crvalue], not (RxModeMask)
|
|
|
|
|
or [device.crvalue], AcceptBroadcast + AcceptMulticast + AcceptMyPhys
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
getlinkstatus:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Getting link status\n"
|
|
|
|
|
|
|
|
|
|
mov [device.linkok], 0
|
|
|
|
|
|
|
|
|
|
cmp [device.PHYType], MysonPHY
|
|
|
|
|
jne .no_myson_phy
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io BMCRSR
|
|
|
|
|
mov ecx, 1000
|
|
|
|
|
.loop1:
|
|
|
|
|
in eax, dx
|
|
|
|
|
test eax, LinkIsUp2
|
|
|
|
|
jnz .link_ok
|
|
|
|
|
|
|
|
|
|
push ecx edx ebx
|
|
|
|
|
mov esi, 10
|
|
|
|
|
call Sleep
|
|
|
|
|
pop ebx edx ecx
|
|
|
|
|
loop .loop1
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
.no_myson_phy:
|
|
|
|
|
|
|
|
|
|
; for (i = 0; i < DelayTime; ++i) {
|
|
|
|
|
; if (mdio_read(nic, mtdx.phys[0], MII_BMSR) & BMSR_LSTATUS) {
|
|
|
|
|
; mtdx.linkok = 1;
|
|
|
|
|
; return;
|
|
|
|
|
; }
|
|
|
|
|
; m80x_delay(100);
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
.link_ok:
|
|
|
|
|
DEBUGF 1,"Link is up\n"
|
|
|
|
|
inc [device.linkok]
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
getlinktype:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Getting link type\n"
|
|
|
|
|
|
|
|
|
|
cmp [device.PHYType], MysonPHY
|
|
|
|
|
jne .no_myson_phy
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"myson PHY\n"
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io TCRRCR
|
|
|
|
|
in eax, dx
|
|
|
|
|
|
|
|
|
|
mov [device.duplexmode], 1 ; 1 = half duplex
|
|
|
|
|
test eax, FD
|
|
|
|
|
jne @f
|
|
|
|
|
DEBUGF 1,"full duplex\n"
|
|
|
|
|
inc [device.duplexmode] ; 2 = full duplex
|
|
|
|
|
@@:
|
|
|
|
|
|
|
|
|
|
mov [device.line_speed], 1 ; 1 = 10M
|
|
|
|
|
test eax, PS10
|
|
|
|
|
jne @f
|
|
|
|
|
DEBUGF 1,"100mbit\n"
|
|
|
|
|
inc [device.line_speed] ; 2 = 100M
|
|
|
|
|
@@:
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
.no_myson_phy:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"no myson phy\n"
|
|
|
|
|
|
|
|
|
|
; if (mtdx.PHYType equ= SeeqPHY) { /* this PHY is SEEQ 80225 */
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(dev, mtdx.phys[0], MIIRegister18);
|
|
|
|
|
; if (data & SPD_DET_100)
|
|
|
|
|
; mtdx.line_speed = 2; /* 100M */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.line_speed = 1; /* 10M */
|
|
|
|
|
; if (data & DPLX_DET_FULL)
|
|
|
|
|
; mtdx.duplexmode = 2; /* full duplex mode */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.duplexmode = 1; /* half duplex mode */
|
|
|
|
|
; } else if (mtdx.PHYType equ= AhdocPHY) {
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(dev, mtdx.phys[0], DiagnosticReg);
|
|
|
|
|
; if (data & Speed_100)
|
|
|
|
|
; mtdx.line_speed = 2; /* 100M */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.line_speed = 1; /* 10M */
|
|
|
|
|
; if (data & DPLX_FULL)
|
|
|
|
|
; mtdx.duplexmode = 2; /* full duplex mode */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.duplexmode = 1; /* half duplex mode */
|
|
|
|
|
; }
|
|
|
|
|
; else if (mtdx.PHYType equ= MarvellPHY) {
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(dev, mtdx.phys[0], SpecificReg);
|
|
|
|
|
; if (data & Full_Duplex)
|
|
|
|
|
; mtdx.duplexmode = 2; /* full duplex mode */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.duplexmode = 1; /* half duplex mode */
|
|
|
|
|
; data &= SpeedMask;
|
|
|
|
|
; if (data equ= Speed_1000M)
|
|
|
|
|
; mtdx.line_speed = 3; /* 1000M */
|
|
|
|
|
; else if (data equ= Speed_100M)
|
|
|
|
|
; mtdx.line_speed = 2; /* 100M */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.line_speed = 1; /* 10M */
|
|
|
|
|
; }
|
|
|
|
|
; else if (mtdx.PHYType equ= Myson981) {
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(dev, mtdx.phys[0], StatusRegister);
|
|
|
|
|
;
|
|
|
|
|
; if (data & SPEED100)
|
|
|
|
|
; mtdx.line_speed = 2;
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.line_speed = 1;
|
|
|
|
|
;
|
|
|
|
|
; if (data & FULLMODE)
|
|
|
|
|
; mtdx.duplexmode = 2;
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.duplexmode = 1;
|
|
|
|
|
; }
|
|
|
|
|
; else if (mtdx.PHYType equ= LevelOnePHY) {
|
|
|
|
|
; unsigned int data;
|
|
|
|
|
;
|
|
|
|
|
; data = mdio_read(dev, mtdx.phys[0], SpecificReg);
|
|
|
|
|
; if (data & LXT1000_Full)
|
|
|
|
|
; mtdx.duplexmode = 2; /* full duplex mode */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.duplexmode = 1; /* half duplex mode */
|
|
|
|
|
; data &= SpeedMask;
|
|
|
|
|
; if (data equ= LXT1000_1000M)
|
|
|
|
|
; mtdx.line_speed = 3; /* 1000M */
|
|
|
|
|
; else if (data equ= LXT1000_100M)
|
|
|
|
|
; mtdx.line_speed = 2; /* 100M */
|
|
|
|
|
; else
|
|
|
|
|
; mtdx.line_speed = 1; /* 10M */
|
|
|
|
|
; }
|
|
|
|
|
|
|
|
|
|
; // chage crvalue
|
|
|
|
|
; // mtdx.crvalue&equ(~PS10)&(~FD);
|
|
|
|
|
; mtdx.crvalue &= (~PS10) & (~FD) & (~PS1000);
|
|
|
|
|
; if (mtdx.line_speed equ= 1)
|
|
|
|
|
; mtdx.crvalue |= PS10;
|
|
|
|
|
; else if (mtdx.line_speed equ= 3)
|
|
|
|
|
; mtdx.crvalue |= PS1000;
|
|
|
|
|
; if (mtdx.duplexmode equ= 2)
|
|
|
|
|
; mtdx.crvalue |= FD;
|
|
|
|
|
;
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;; Transmit ;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;; In: buffer pointer in [esp+4] ;;
|
|
|
|
|
;; size of buffer in [esp+8] ;;
|
|
|
|
|
;; pointer to device structure in ebx ;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
transmit:
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Transmitting packet, buffer:%x, size:%u\n",[esp+4],[esp+8]
|
|
|
|
|
mov eax, [esp+4]
|
|
|
|
|
DEBUGF 1,"To: %x-%x-%x-%x-%x-%x From: %x-%x-%x-%x-%x-%x Type:%x%x\n",\
|
|
|
|
|
[eax+00]:2,[eax+01]:2,[eax+02]:2,[eax+03]:2,[eax+04]:2,[eax+05]:2,\
|
|
|
|
|
[eax+06]:2,[eax+07]:2,[eax+08]:2,[eax+09]:2,[eax+10]:2,[eax+11]:2,\
|
|
|
|
|
[eax+13]:2,[eax+12]:2
|
|
|
|
|
|
|
|
|
|
cmp dword [esp+8], 1514
|
|
|
|
|
ja .fail
|
|
|
|
|
|
|
|
|
|
mov esi, [device.cur_tx]
|
|
|
|
|
push [esi + mtd_desc.next_desc_logical]
|
|
|
|
|
pop [device.cur_tx]
|
|
|
|
|
|
|
|
|
|
; todo: check if descriptor is not owned by the device!
|
|
|
|
|
|
|
|
|
|
mov eax, [esp + 4]
|
|
|
|
|
mov [esi + mtd_desc.skbuff], eax
|
|
|
|
|
GetRealAddr
|
|
|
|
|
mov [esi + mtd_desc.buffer], eax
|
|
|
|
|
|
|
|
|
|
mov eax, [esp + 8]
|
|
|
|
|
shl eax, PKTSShift ; packet size
|
|
|
|
|
or eax, TXLD + TXFD + CRCEnable + PADEnable + TXIC + 1536 shl TBSShift ; buffer size
|
|
|
|
|
mov [esi + mtd_desc.control], eax
|
|
|
|
|
|
|
|
|
|
mov [esi + mtd_desc.status], TXOWN
|
|
|
|
|
|
|
|
|
|
;-------------
|
|
|
|
|
; Update stats
|
|
|
|
|
|
|
|
|
|
inc [device.packets_tx]
|
|
|
|
|
mov eax, [esp+8]
|
|
|
|
|
add dword [device.bytes_tx], eax
|
|
|
|
|
adc dword [device.bytes_tx + 4], 0
|
|
|
|
|
|
|
|
|
|
; Point to transmit descriptor
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io TXLBA
|
|
|
|
|
mov eax, esi
|
|
|
|
|
GetRealAddr
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
; set_io TCRRCR
|
|
|
|
|
; mov eax, [device.crvalue]
|
|
|
|
|
; out dx, eax
|
|
|
|
|
|
|
|
|
|
; Wake the potentially-idle transmit channel.
|
|
|
|
|
|
|
|
|
|
set_io TXPDR ; TX Poll
|
|
|
|
|
xor eax, eax
|
|
|
|
|
out dx, eax
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"transmit ok\n"
|
|
|
|
|
xor eax, eax
|
|
|
|
|
ret 8
|
|
|
|
|
|
|
|
|
|
.fail:
|
|
|
|
|
DEBUGF 1,"transmit failed\n"
|
|
|
|
|
stdcall KernelFree, [esp + 4]
|
2013-12-08 15:34:08 +01:00
|
|
|
or eax, -1
|
2013-05-28 19:34:26 +02:00
|
|
|
ret 8
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
read_mac:
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io PAR0
|
|
|
|
|
lea edi, [device.mac]
|
|
|
|
|
insd
|
|
|
|
|
stosd
|
|
|
|
|
set_io PAR1
|
|
|
|
|
insw
|
|
|
|
|
stosw
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"MAC = %x-%x-%x-%x-%x-%x\n",\
|
|
|
|
|
[device.mac+0]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
write_mac:
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;; Interrupt handler ;;
|
|
|
|
|
;; ;;
|
|
|
|
|
;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
|
|
|
|
|
|
align 4
|
|
|
|
|
int_handler:
|
|
|
|
|
|
|
|
|
|
push ebx esi edi
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
DEBUGF 1,"int\n"
|
2013-05-28 19:34:26 +02:00
|
|
|
|
|
|
|
|
; find pointer of device wich made IRQ occur
|
|
|
|
|
|
|
|
|
|
mov ecx, [devices]
|
|
|
|
|
test ecx, ecx
|
|
|
|
|
jz .nothing
|
|
|
|
|
mov esi, device_list
|
|
|
|
|
.nextdevice:
|
|
|
|
|
mov ebx, [esi]
|
|
|
|
|
|
|
|
|
|
set_io 0
|
|
|
|
|
set_io ISR
|
|
|
|
|
in eax, dx
|
|
|
|
|
out dx, eax ; send it back to ACK
|
|
|
|
|
test eax, eax
|
|
|
|
|
jnz .got_it
|
|
|
|
|
.continue:
|
|
|
|
|
add esi, 4
|
|
|
|
|
dec ecx
|
|
|
|
|
jnz .nextdevice
|
|
|
|
|
.nothing:
|
|
|
|
|
pop edi esi ebx
|
|
|
|
|
xor eax, eax
|
|
|
|
|
|
|
|
|
|
ret ; If no device was found, abort (The irq was probably for a device, not registered to this driver)
|
|
|
|
|
|
|
|
|
|
.got_it:
|
|
|
|
|
|
2014-01-17 16:07:07 +01:00
|
|
|
DEBUGF 1,"Device: %x Status: %x\n", ebx, ax
|
2013-05-28 19:34:26 +02:00
|
|
|
|
|
|
|
|
test ax, RI ; receive interrupt
|
|
|
|
|
jz .no_rx
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Receive interrupt\n"
|
|
|
|
|
.rx:
|
|
|
|
|
push ax
|
|
|
|
|
|
|
|
|
|
.rx_loop:
|
|
|
|
|
mov esi, [device.cur_rx]
|
|
|
|
|
|
|
|
|
|
test [esi + mtd_desc.status], RXOWN
|
|
|
|
|
jnz .fail_rx
|
|
|
|
|
|
|
|
|
|
push .rx_complete
|
|
|
|
|
|
|
|
|
|
mov ecx, [esi + mtd_desc.status]
|
|
|
|
|
shr ecx, FLNGShift
|
|
|
|
|
sub ecx, 4 ; we dont need CRC
|
|
|
|
|
push ecx
|
|
|
|
|
|
|
|
|
|
;-------------
|
|
|
|
|
; Update stats
|
|
|
|
|
|
|
|
|
|
add dword [device.bytes_rx], ecx
|
|
|
|
|
adc dword [device.bytes_rx + 4], 0
|
|
|
|
|
inc dword [device.packets_rx]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
push [esi + mtd_desc.skbuff]
|
|
|
|
|
|
|
|
|
|
jmp Eth_input
|
|
|
|
|
|
|
|
|
|
.rx_complete:
|
|
|
|
|
mov esi, [device.cur_rx]
|
|
|
|
|
|
|
|
|
|
mov [esi + mtd_desc.control], 1536 shl RBSShift
|
|
|
|
|
|
|
|
|
|
stdcall KernelAlloc, 1536
|
|
|
|
|
mov [esi + mtd_desc.skbuff], eax
|
|
|
|
|
call GetPgAddr
|
|
|
|
|
mov [esi + mtd_desc.buffer], eax
|
|
|
|
|
|
|
|
|
|
mov [esi + mtd_desc.status], RXOWN
|
|
|
|
|
|
|
|
|
|
mov eax, [esi + mtd_desc.next_desc_logical]
|
|
|
|
|
mov [device.cur_rx], eax
|
|
|
|
|
|
|
|
|
|
jmp .rx_loop
|
|
|
|
|
;
|
|
|
|
|
; while( ( mtdx.cur_rx->status & RXOWN ) == 0 )
|
|
|
|
|
; {
|
|
|
|
|
; mtdx.cur_rx->status = RXOWN;
|
|
|
|
|
; mtdx.cur_rx = mtdx.cur_rx->next_desc_logical;
|
|
|
|
|
; }
|
|
|
|
|
;
|
|
|
|
|
; /* Restart Rx engine if stopped. */
|
|
|
|
|
; outl(0, mtdx.ioaddr + RXPDR);
|
|
|
|
|
|
|
|
|
|
.fail_rx:
|
|
|
|
|
DEBUGF 1,"RX failed\n"
|
|
|
|
|
|
|
|
|
|
pop ax
|
|
|
|
|
.no_rx:
|
|
|
|
|
|
|
|
|
|
test ax, TI ; transmit interrupt
|
|
|
|
|
jz .no_tx
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Transmit interrupt\n"
|
|
|
|
|
push ax
|
|
|
|
|
|
|
|
|
|
lea esi, [device.tx_desc]
|
|
|
|
|
mov ecx, NUM_TX_DESC
|
|
|
|
|
.tx_loop:
|
|
|
|
|
|
|
|
|
|
test [esi + mtd_desc.status], TXOWN
|
|
|
|
|
jnz .skip_this_one
|
|
|
|
|
|
|
|
|
|
mov eax, [esi + mtd_desc.skbuff]
|
|
|
|
|
test eax, eax
|
|
|
|
|
je .skip_this_one
|
|
|
|
|
|
|
|
|
|
mov [esi + mtd_desc.skbuff], 0
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"freeing buffer:%x\n", eax
|
|
|
|
|
stdcall KernelFree, eax
|
|
|
|
|
|
|
|
|
|
.skip_this_one:
|
|
|
|
|
mov esi, [esi + mtd_desc.next_desc_logical]
|
|
|
|
|
loop .tx_loop
|
|
|
|
|
|
|
|
|
|
pop ax
|
|
|
|
|
|
|
|
|
|
.no_tx:
|
|
|
|
|
|
|
|
|
|
test ax, TBU
|
|
|
|
|
jz .no_tbu
|
|
|
|
|
|
|
|
|
|
DEBUGF 1,"Transmit buffer unavailable!\n"
|
|
|
|
|
|
|
|
|
|
.no_tbu:
|
|
|
|
|
|
|
|
|
|
.fail:
|
|
|
|
|
pop edi esi ebx
|
|
|
|
|
xor eax, eax
|
|
|
|
|
inc eax
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; End of code
|
|
|
|
|
|
|
|
|
|
align 4 ; Place all initialised data here
|
|
|
|
|
|
|
|
|
|
devices dd 0
|
|
|
|
|
version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF)
|
|
|
|
|
my_service db 'mtd80x',0 ; max 16 chars include zero
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
; 0x1516, 0x0800, "MTD800", "Myson MTD800"
|
|
|
|
|
; 0x1516, 0x0803, "MTD803", "Surecom EP-320X"
|
|
|
|
|
; 0x1516, 0x0891, "MTD891", "Myson MTD891"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
include_debug_strings ; All data wich FDO uses will be included here
|
|
|
|
|
|
|
|
|
|
section '.data' data readable writable align 16 ; place all uninitialized data place here
|
|
|
|
|
|
|
|
|
|
device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling
|
|
|
|
|
|
|
|
|
|
|
