/* * Copyright (c) 2006 The Regents of The University of Michigan * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer; * redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution; * neither the name of the copyright holders nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Authors: Ali Saidi */ /* @file * Register and structure descriptions for Intel's 8254x line of gigabit ethernet controllers. */ #include "base/bitfield.hh" namespace iGbReg { // Registers used by the Intel GbE NIC const uint32_t REG_CTRL = 0x00000; const uint32_t REG_STATUS = 0x00008; const uint32_t REG_EECD = 0x00010; const uint32_t REG_EERD = 0x00014; const uint32_t REG_CTRL_EXT = 0x00018; const uint32_t REG_MDIC = 0x00020; const uint32_t REG_FCAL = 0x00028; const uint32_t REG_FCAH = 0x0002C; const uint32_t REG_FCT = 0x00030; const uint32_t REG_VET = 0x00038; const uint32_t REG_PBA = 0x01000; const uint32_t REG_ICR = 0x000C0; const uint32_t REG_ITR = 0x000C4; const uint32_t REG_ICS = 0x000C8; const uint32_t REG_IMS = 0x000D0; const uint32_t REG_IMC = 0x000D8; const uint32_t REG_IAM = 0x000E0; const uint32_t REG_RCTL = 0x00100; const uint32_t REG_FCTTV = 0x00170; const uint32_t REG_TIPG = 0x00410; const uint32_t REG_AIFS = 0x00458; const uint32_t REG_LEDCTL = 0x00e00; const uint32_t REG_EICR = 0x01580; const uint32_t REG_IVAR0 = 0x01700; const uint32_t REG_FCRTL = 0x02160; const uint32_t REG_FCRTH = 0x02168; const uint32_t REG_RDBAL = 0x02800; const uint32_t REG_RDBAH = 0x02804; const uint32_t REG_RDLEN = 0x02808; const uint32_t REG_SRRCTL = 0x0280C; const uint32_t REG_RDH = 0x02810; const uint32_t REG_RDT = 0x02818; const uint32_t REG_RDTR = 0x02820; const uint32_t REG_RXDCTL = 0x02828; const uint32_t REG_RADV = 0x0282C; const uint32_t REG_TCTL = 0x00400; const uint32_t REG_TDBAL = 0x03800; const uint32_t REG_TDBAH = 0x03804; const uint32_t REG_TDLEN = 0x03808; const uint32_t REG_TDH = 0x03810; const uint32_t REG_TXDCA_CTL = 0x03814; const uint32_t REG_TDT = 0x03818; const uint32_t REG_TIDV = 0x03820; const uint32_t REG_TXDCTL = 0x03828; const uint32_t REG_TADV = 0x0382C; const uint32_t REG_TDWBAL = 0x03838; const uint32_t REG_TDWBAH = 0x0383C; const uint32_t REG_CRCERRS = 0x04000; const uint32_t REG_RXCSUM = 0x05000; const uint32_t REG_RLPML = 0x05004; const uint32_t REG_RFCTL = 0x05008; const uint32_t REG_MTA = 0x05200; const uint32_t REG_RAL = 0x05400; const uint32_t REG_RAH = 0x05404; const uint32_t REG_VFTA = 0x05600; const uint32_t REG_WUC = 0x05800; const uint32_t REG_MANC = 0x05820; const uint32_t REG_SWSM = 0x05B50; const uint32_t REG_FWSM = 0x05B54; const uint32_t REG_SWFWSYNC = 0x05B5C; const uint8_t EEPROM_READ_OPCODE_SPI = 0x03; const uint8_t EEPROM_RDSR_OPCODE_SPI = 0x05; const uint8_t EEPROM_SIZE = 64; const uint16_t EEPROM_CSUM = 0xBABA; const uint8_t VLAN_FILTER_TABLE_SIZE = 128; const uint8_t RCV_ADDRESS_TABLE_SIZE = 24; const uint8_t MULTICAST_TABLE_SIZE = 128; const uint32_t STATS_REGS_SIZE = 0x228; // Registers in that are accessed in the PHY const uint8_t PHY_PSTATUS = 0x1; const uint8_t PHY_PID = 0x2; const uint8_t PHY_EPID = 0x3; const uint8_t PHY_GSTATUS = 10; const uint8_t PHY_EPSTATUS = 15; const uint8_t PHY_AGC = 18; // Receive Descriptor Status Flags const uint16_t RXDS_DYNINT = 0x800; const uint16_t RXDS_UDPV = 0x400; const uint16_t RXDS_CRCV = 0x100; const uint16_t RXDS_PIF = 0x080; const uint16_t RXDS_IPCS = 0x040; const uint16_t RXDS_TCPCS = 0x020; const uint16_t RXDS_UDPCS = 0x010; const uint16_t RXDS_VP = 0x008; const uint16_t RXDS_IXSM = 0x004; const uint16_t RXDS_EOP = 0x002; const uint16_t RXDS_DD = 0x001; // Receive Descriptor Error Flags const uint8_t RXDE_RXE = 0x80; const uint8_t RXDE_IPE = 0x40; const uint8_t RXDE_TCPE = 0x20; const uint8_t RXDE_SEQ = 0x04; const uint8_t RXDE_SE = 0x02; const uint8_t RXDE_CE = 0x01; // Receive Descriptor Extended Error Flags const uint16_t RXDEE_HBO = 0x008; const uint16_t RXDEE_CE = 0x010; const uint16_t RXDEE_LE = 0x020; const uint16_t RXDEE_PE = 0x080; const uint16_t RXDEE_OSE = 0x100; const uint16_t RXDEE_USE = 0x200; const uint16_t RXDEE_TCPE = 0x400; const uint16_t RXDEE_IPE = 0x800; // Receive Descriptor Types const uint8_t RXDT_LEGACY = 0x00; const uint8_t RXDT_ADV_ONEBUF = 0x01; const uint8_t RXDT_ADV_SPLIT_A = 0x05; // Receive Descriptor Packet Types const uint16_t RXDP_IPV4 = 0x001; const uint16_t RXDP_IPV4E = 0x002; const uint16_t RXDP_IPV6 = 0x004; const uint16_t RXDP_IPV6E = 0x008; const uint16_t RXDP_TCP = 0x010; const uint16_t RXDP_UDP = 0x020; const uint16_t RXDP_SCTP = 0x040; const uint16_t RXDP_NFS = 0x080; // Interrupt types enum IntTypes { IT_NONE = 0x00000, //dummy value IT_TXDW = 0x00001, IT_TXQE = 0x00002, IT_LSC = 0x00004, IT_RXSEQ = 0x00008, IT_RXDMT = 0x00010, IT_RXO = 0x00040, IT_RXT = 0x00080, IT_MADC = 0x00200, IT_RXCFG = 0x00400, IT_GPI0 = 0x02000, IT_GPI1 = 0x04000, IT_TXDLOW = 0x08000, IT_SRPD = 0x10000, IT_ACK = 0x20000 }; // Receive Descriptor struct struct RxDesc { union { struct { Addr buf; uint16_t len; uint16_t csum; uint8_t status; uint8_t errors; uint16_t vlan; } legacy; struct { Addr pkt; Addr hdr; } adv_read; struct { uint16_t rss_type:4; uint16_t pkt_type:12; uint16_t __reserved1:5; uint16_t header_len:10; uint16_t sph:1; union { struct { uint16_t id; uint16_t csum; }; uint32_t rss_hash; }; uint32_t status:20; uint32_t errors:12; uint16_t pkt_len; uint16_t vlan_tag; } adv_wb ; }; }; struct TxDesc { uint64_t d1; uint64_t d2; }; namespace TxdOp { const uint8_t TXD_CNXT = 0x0; const uint8_t TXD_DATA = 0x1; const uint8_t TXD_ADVCNXT = 0x2; const uint8_t TXD_ADVDATA = 0x3; inline bool isLegacy(TxDesc *d) { return !bits(d->d2,29,29); } inline uint8_t getType(TxDesc *d) { return bits(d->d2, 23,20); } inline bool isType(TxDesc *d, uint8_t type) { return getType(d) == type; } inline bool isTypes(TxDesc *d, uint8_t t1, uint8_t t2) { return isType(d, t1) || isType(d, t2); } inline bool isAdvDesc(TxDesc *d) { return !isLegacy(d) && isTypes(d, TXD_ADVDATA,TXD_ADVCNXT); } inline bool isContext(TxDesc *d) { return !isLegacy(d) && isTypes(d,TXD_CNXT, TXD_ADVCNXT); } inline bool isData(TxDesc *d) { return !isLegacy(d) && isTypes(d, TXD_DATA, TXD_ADVDATA); } inline Addr getBuf(TxDesc *d) { assert(isLegacy(d) || isData(d)); return d->d1; } inline Addr getLen(TxDesc *d) { if (isLegacy(d)) return bits(d->d2,15,0); else return bits(d->d2, 19,0); } inline void setDd(TxDesc *d) { replaceBits(d->d2, 35, 32, ULL(1)); } inline bool ide(TxDesc *d) { return bits(d->d2, 31,31) && (getType(d) == TXD_DATA || isLegacy(d)); } inline bool vle(TxDesc *d) { assert(isLegacy(d) || isData(d)); return bits(d->d2, 30,30); } inline bool rs(TxDesc *d) { return bits(d->d2, 27,27); } inline bool ic(TxDesc *d) { assert(isLegacy(d) || isData(d)); return isLegacy(d) && bits(d->d2, 26,26); } inline bool tse(TxDesc *d) { if (isTypes(d, TXD_CNXT, TXD_DATA)) return bits(d->d2, 26,26); if (isType(d, TXD_ADVDATA)) return bits(d->d2, 31, 31); return false; } inline bool ifcs(TxDesc *d) { assert(isLegacy(d) || isData(d)); return bits(d->d2, 25,25); } inline bool eop(TxDesc *d) { assert(isLegacy(d) || isData(d)); return bits(d->d2, 24,24); } inline bool ip(TxDesc *d) { assert(isContext(d)); return bits(d->d2, 25,25); } inline bool tcp(TxDesc *d) { assert(isContext(d)); return bits(d->d2, 24,24); } inline uint8_t getCso(TxDesc *d) { assert(isLegacy(d)); return bits(d->d2, 23,16); } inline uint8_t getCss(TxDesc *d) { assert(isLegacy(d)); return bits(d->d2, 47,40); } inline bool ixsm(TxDesc *d) { return isData(d) && bits(d->d2, 40,40); } inline bool txsm(TxDesc *d) { return isData(d) && bits(d->d2, 41,41); } inline int tucse(TxDesc *d) { assert(isContext(d)); return bits(d->d1,63,48); } inline int tucso(TxDesc *d) { assert(isContext(d)); return bits(d->d1,47,40); } inline int tucss(TxDesc *d) { assert(isContext(d)); return bits(d->d1,39,32); } inline int ipcse(TxDesc *d) { assert(isContext(d)); return bits(d->d1,31,16); } inline int ipcso(TxDesc *d) { assert(isContext(d)); return bits(d->d1,15,8); } inline int ipcss(TxDesc *d) { assert(isContext(d)); return bits(d->d1,7,0); } inline int mss(TxDesc *d) { assert(isContext(d)); return bits(d->d2,63,48); } inline int hdrlen(TxDesc *d) { assert(isContext(d)); if (!isAdvDesc(d)) return bits(d->d2,47,40); return bits(d->d2, 47,40) + bits(d->d1, 8,0) + bits(d->d1, 15, 9); } inline int getTsoLen(TxDesc *d) { assert(isType(d, TXD_ADVDATA)); return bits(d->d2, 63,46); } inline int utcmd(TxDesc *d) { assert(isContext(d)); return bits(d->d2,24,31); } } // namespace TxdOp #define ADD_FIELD32(NAME, OFFSET, BITS) \ inline uint32_t NAME() { return bits(_data, OFFSET+BITS-1, OFFSET); } \ inline void NAME(uint32_t d) { replaceBits(_data, OFFSET+BITS-1, OFFSET,d); } #define ADD_FIELD64(NAME, OFFSET, BITS) \ inline uint64_t NAME() { return bits(_data, OFFSET+BITS-1, OFFSET); } \ inline void NAME(uint64_t d) { replaceBits(_data, OFFSET+BITS-1, OFFSET,d); } struct Regs : public Serializable { template struct Reg { T _data; T operator()() { return _data; } const Reg &operator=(T d) { _data = d; return *this;} bool operator==(T d) { return d == _data; } void operator()(T d) { _data = d; } Reg() { _data = 0; } void serialize(CheckpointOut &cp) const { SERIALIZE_SCALAR(_data); } void unserialize(CheckpointIn &cp) { UNSERIALIZE_SCALAR(_data); } }; struct CTRL : public Reg { // 0x0000 CTRL Register using Reg::operator=; ADD_FIELD32(fd,0,1); // full duplex ADD_FIELD32(bem,1,1); // big endian mode ADD_FIELD32(pcipr,2,1); // PCI priority ADD_FIELD32(lrst,3,1); // link reset ADD_FIELD32(tme,4,1); // test mode enable ADD_FIELD32(asde,5,1); // Auto-speed detection ADD_FIELD32(slu,6,1); // Set link up ADD_FIELD32(ilos,7,1); // invert los-of-signal ADD_FIELD32(speed,8,2); // speed selection bits ADD_FIELD32(be32,10,1); // big endian mode 32 ADD_FIELD32(frcspd,11,1); // force speed ADD_FIELD32(frcdpx,12,1); // force duplex ADD_FIELD32(duden,13,1); // dock/undock enable ADD_FIELD32(dudpol,14,1); // dock/undock polarity ADD_FIELD32(fphyrst,15,1); // force phy reset ADD_FIELD32(extlen,16,1); // external link status enable ADD_FIELD32(rsvd,17,1); // reserved ADD_FIELD32(sdp0d,18,1); // software controlled pin data ADD_FIELD32(sdp1d,19,1); // software controlled pin data ADD_FIELD32(sdp2d,20,1); // software controlled pin data ADD_FIELD32(sdp3d,21,1); // software controlled pin data ADD_FIELD32(sdp0i,22,1); // software controlled pin dir ADD_FIELD32(sdp1i,23,1); // software controlled pin dir ADD_FIELD32(sdp2i,24,1); // software controlled pin dir ADD_FIELD32(sdp3i,25,1); // software controlled pin dir ADD_FIELD32(rst,26,1); // reset ADD_FIELD32(rfce,27,1); // receive flow control enable ADD_FIELD32(tfce,28,1); // transmit flow control enable ADD_FIELD32(rte,29,1); // routing tag enable ADD_FIELD32(vme,30,1); // vlan enable ADD_FIELD32(phyrst,31,1); // phy reset }; CTRL ctrl; struct STATUS : public Reg { // 0x0008 STATUS Register using Reg::operator=; ADD_FIELD32(fd,0,1); // full duplex ADD_FIELD32(lu,1,1); // link up ADD_FIELD32(func,2,2); // function id ADD_FIELD32(txoff,4,1); // transmission paused ADD_FIELD32(tbimode,5,1); // tbi mode ADD_FIELD32(speed,6,2); // link speed ADD_FIELD32(asdv,8,2); // auto speed detection value ADD_FIELD32(mtxckok,10,1); // mtx clock running ok ADD_FIELD32(pci66,11,1); // In 66Mhz pci slot ADD_FIELD32(bus64,12,1); // in 64 bit slot ADD_FIELD32(pcix,13,1); // Pci mode ADD_FIELD32(pcixspd,14,2); // pci x speed }; STATUS sts; struct EECD : public Reg { // 0x0010 EECD Register using Reg::operator=; ADD_FIELD32(sk,0,1); // clack input to the eeprom ADD_FIELD32(cs,1,1); // chip select to eeprom ADD_FIELD32(din,2,1); // data input to eeprom ADD_FIELD32(dout,3,1); // data output bit ADD_FIELD32(fwe,4,2); // flash write enable ADD_FIELD32(ee_req,6,1); // request eeprom access ADD_FIELD32(ee_gnt,7,1); // grant eeprom access ADD_FIELD32(ee_pres,8,1); // eeprom present ADD_FIELD32(ee_size,9,1); // eeprom size ADD_FIELD32(ee_sz1,10,1); // eeprom size ADD_FIELD32(rsvd,11,2); // reserved ADD_FIELD32(ee_type,13,1); // type of eeprom } ; EECD eecd; struct EERD : public Reg { // 0x0014 EERD Register using Reg::operator=; ADD_FIELD32(start,0,1); // start read ADD_FIELD32(done,1,1); // done read ADD_FIELD32(addr,2,14); // address ADD_FIELD32(data,16,16); // data }; EERD eerd; struct CTRL_EXT : public Reg { // 0x0018 CTRL_EXT Register using Reg::operator=; ADD_FIELD32(gpi_en,0,4); // enable interrupts from gpio ADD_FIELD32(phyint,5,1); // reads the phy internal int status ADD_FIELD32(sdp2_data,6,1); // data from gpio sdp ADD_FIELD32(spd3_data,7,1); // data frmo gpio sdp ADD_FIELD32(spd2_iodir,10,1); // direction of sdp2 ADD_FIELD32(spd3_iodir,11,1); // direction of sdp2 ADD_FIELD32(asdchk,12,1); // initiate auto-speed-detection ADD_FIELD32(eerst,13,1); // reset the eeprom ADD_FIELD32(spd_byps,15,1); // bypass speed select ADD_FIELD32(ro_dis,17,1); // disable relaxed memory ordering ADD_FIELD32(vreg,21,1); // power down the voltage regulator ADD_FIELD32(link_mode,22,2); // interface to talk to the link ADD_FIELD32(iame, 27,1); // interrupt acknowledge auto-mask ?? ADD_FIELD32(drv_loaded, 28,1);// driver is loaded and incharge of device ADD_FIELD32(timer_clr, 29,1); // clear interrupt timers after IMS clear ?? }; CTRL_EXT ctrl_ext; struct MDIC : public Reg { // 0x0020 MDIC Register using Reg::operator=; ADD_FIELD32(data,0,16); // data ADD_FIELD32(regadd,16,5); // register address ADD_FIELD32(phyadd,21,5); // phy addresses ADD_FIELD32(op,26,2); // opcode ADD_FIELD32(r,28,1); // ready ADD_FIELD32(i,29,1); // interrupt ADD_FIELD32(e,30,1); // error }; MDIC mdic; struct ICR : public Reg { // 0x00C0 ICR Register using Reg::operator=; ADD_FIELD32(txdw,0,1) // tx descr witten back ADD_FIELD32(txqe,1,1) // tx queue empty ADD_FIELD32(lsc,2,1) // link status change ADD_FIELD32(rxseq,3,1) // rcv sequence error ADD_FIELD32(rxdmt0,4,1) // rcv descriptor min thresh ADD_FIELD32(rsvd1,5,1) // reserved ADD_FIELD32(rxo,6,1) // receive overrunn ADD_FIELD32(rxt0,7,1) // receiver timer interrupt ADD_FIELD32(mdac,9,1) // mdi/o access complete ADD_FIELD32(rxcfg,10,1) // recv /c/ ordered sets ADD_FIELD32(phyint,12,1) // phy interrupt ADD_FIELD32(gpi1,13,1) // gpi int 1 ADD_FIELD32(gpi2,14,1) // gpi int 2 ADD_FIELD32(txdlow,15,1) // transmit desc low thresh ADD_FIELD32(srpd,16,1) // small receive packet detected ADD_FIELD32(ack,17,1); // receive ack frame ADD_FIELD32(int_assert, 31,1); // interrupt caused a system interrupt }; ICR icr; uint32_t imr; // register that contains the current interrupt mask struct ITR : public Reg { // 0x00C4 ITR Register using Reg::operator=; ADD_FIELD32(interval, 0,16); // minimum inter-interrutp inteval // specified in 256ns interrupts }; ITR itr; // When CTRL_EXT.IAME and the ICR.INT_ASSERT is 1 an ICR read or write // causes the IAM register contents to be written into the IMC // automatically clearing all interrupts that have a bit in the IAM set uint32_t iam; struct RCTL : public Reg { // 0x0100 RCTL Register using Reg::operator=; ADD_FIELD32(rst,0,1); // Reset ADD_FIELD32(en,1,1); // Enable ADD_FIELD32(sbp,2,1); // Store bad packets ADD_FIELD32(upe,3,1); // Unicast Promiscuous enabled ADD_FIELD32(mpe,4,1); // Multicast promiscuous enabled ADD_FIELD32(lpe,5,1); // long packet reception enabled ADD_FIELD32(lbm,6,2); // ADD_FIELD32(rdmts,8,2); // ADD_FIELD32(mo,12,2); // ADD_FIELD32(mdr,14,1); // ADD_FIELD32(bam,15,1); // ADD_FIELD32(bsize,16,2); // ADD_FIELD32(vfe,18,1); // ADD_FIELD32(cfien,19,1); // ADD_FIELD32(cfi,20,1); // ADD_FIELD32(dpf,22,1); // discard pause frames ADD_FIELD32(pmcf,23,1); // pass mac control frames ADD_FIELD32(bsex,25,1); // buffer size extension ADD_FIELD32(secrc,26,1); // strip ethernet crc from incoming packet unsigned descSize() { switch(bsize()) { case 0: return bsex() == 0 ? 2048 : 0; case 1: return bsex() == 0 ? 1024 : 16384; case 2: return bsex() == 0 ? 512 : 8192; case 3: return bsex() == 0 ? 256 : 4096; default: return 0; } } }; RCTL rctl; struct FCTTV : public Reg { // 0x0170 FCTTV using Reg::operator=; ADD_FIELD32(ttv,0,16); // Transmit Timer Value }; FCTTV fcttv; struct TCTL : public Reg { // 0x0400 TCTL Register using Reg::operator=; ADD_FIELD32(rst,0,1); // Reset ADD_FIELD32(en,1,1); // Enable ADD_FIELD32(bce,2,1); // busy check enable ADD_FIELD32(psp,3,1); // pad short packets ADD_FIELD32(ct,4,8); // collision threshold ADD_FIELD32(cold,12,10); // collision distance ADD_FIELD32(swxoff,22,1); // software xoff transmission ADD_FIELD32(pbe,23,1); // packet burst enable ADD_FIELD32(rtlc,24,1); // retransmit late collisions ADD_FIELD32(nrtu,25,1); // on underrun no TX ADD_FIELD32(mulr,26,1); // multiple request }; TCTL tctl; struct PBA : public Reg { // 0x1000 PBA Register using Reg::operator=; ADD_FIELD32(rxa,0,16); ADD_FIELD32(txa,16,16); }; PBA pba; struct FCRTL : public Reg { // 0x2160 FCRTL Register using Reg::operator=; ADD_FIELD32(rtl,3,28); // make this bigger than the spec so we can have // a larger buffer ADD_FIELD32(xone, 31,1); }; FCRTL fcrtl; struct FCRTH : public Reg { // 0x2168 FCRTL Register using Reg::operator=; ADD_FIELD32(rth,3,13); // make this bigger than the spec so we can have //a larger buffer ADD_FIELD32(xfce, 31,1); }; FCRTH fcrth; struct RDBA : public Reg { // 0x2800 RDBA Register using Reg::operator=; ADD_FIELD64(rdbal,0,32); // base address of rx descriptor ring ADD_FIELD64(rdbah,32,32); // base address of rx descriptor ring }; RDBA rdba; struct RDLEN : public Reg { // 0x2808 RDLEN Register using Reg::operator=; ADD_FIELD32(len,7,13); // number of bytes in the descriptor buffer }; RDLEN rdlen; struct SRRCTL : public Reg { // 0x280C SRRCTL Register using Reg::operator=; ADD_FIELD32(pktlen, 0, 8); ADD_FIELD32(hdrlen, 8, 8); // guess based on header, not documented ADD_FIELD32(desctype, 25,3); // type of descriptor 000 legacy, 001 adv, //101 hdr split unsigned bufLen() { return pktlen() << 10; } unsigned hdrLen() { return hdrlen() << 6; } }; SRRCTL srrctl; struct RDH : public Reg { // 0x2810 RDH Register using Reg::operator=; ADD_FIELD32(rdh,0,16); // head of the descriptor ring }; RDH rdh; struct RDT : public Reg { // 0x2818 RDT Register using Reg::operator=; ADD_FIELD32(rdt,0,16); // tail of the descriptor ring }; RDT rdt; struct RDTR : public Reg { // 0x2820 RDTR Register using Reg::operator=; ADD_FIELD32(delay,0,16); // receive delay timer ADD_FIELD32(fpd, 31,1); // flush partial descriptor block ?? }; RDTR rdtr; struct RXDCTL : public Reg { // 0x2828 RXDCTL Register using Reg::operator=; ADD_FIELD32(pthresh,0,6); // prefetch threshold, less that this // consider prefetch ADD_FIELD32(hthresh,8,6); // number of descriptors in host mem to // consider prefetch ADD_FIELD32(wthresh,16,6); // writeback threshold ADD_FIELD32(gran,24,1); // granularity 0 = desc, 1 = cacheline }; RXDCTL rxdctl; struct RADV : public Reg { // 0x282C RADV Register using Reg::operator=; ADD_FIELD32(idv,0,16); // absolute interrupt delay }; RADV radv; struct RSRPD : public Reg { // 0x2C00 RSRPD Register using Reg::operator=; ADD_FIELD32(idv,0,12); // size to interrutp on small packets }; RSRPD rsrpd; struct TDBA : public Reg { // 0x3800 TDBAL Register using Reg::operator=; ADD_FIELD64(tdbal,0,32); // base address of transmit descriptor ring ADD_FIELD64(tdbah,32,32); // base address of transmit descriptor ring }; TDBA tdba; struct TDLEN : public Reg { // 0x3808 TDLEN Register using Reg::operator=; ADD_FIELD32(len,7,13); // number of bytes in the descriptor buffer }; TDLEN tdlen; struct TDH : public Reg { // 0x3810 TDH Register using Reg::operator=; ADD_FIELD32(tdh,0,16); // head of the descriptor ring }; TDH tdh; struct TXDCA_CTL : public Reg { // 0x3814 TXDCA_CTL Register using Reg::operator=; ADD_FIELD32(cpu_mask, 0, 5); ADD_FIELD32(enabled, 5,1); ADD_FIELD32(relax_ordering, 6, 1); }; TXDCA_CTL txdca_ctl; struct TDT : public Reg { // 0x3818 TDT Register using Reg::operator=; ADD_FIELD32(tdt,0,16); // tail of the descriptor ring }; TDT tdt; struct TIDV : public Reg { // 0x3820 TIDV Register using Reg::operator=; ADD_FIELD32(idv,0,16); // interrupt delay }; TIDV tidv; struct TXDCTL : public Reg { // 0x3828 TXDCTL Register using Reg::operator=; ADD_FIELD32(pthresh, 0,6); // if number of descriptors control has is // below this number, a prefetch is considered ADD_FIELD32(hthresh,8,8); // number of valid descriptors is host memory // before a prefetch is considered ADD_FIELD32(wthresh,16,6); // number of descriptors to keep until // writeback is considered ADD_FIELD32(gran, 24,1); // granulatiry of above values (0 = cacheline, // 1 == desscriptor) ADD_FIELD32(lwthresh,25,7); // xmit descriptor low thresh, interrupt // below this level }; TXDCTL txdctl; struct TADV : public Reg { // 0x382C TADV Register using Reg::operator=; ADD_FIELD32(idv,0,16); // absolute interrupt delay }; TADV tadv; /* struct TDWBA : public Reg { // 0x3838 TDWBA Register using Reg::operator=; ADD_FIELD64(en,0,1); // enable transmit description ring address writeback ADD_FIELD64(tdwbal,2,32); // base address of transmit descriptor ring address writeback ADD_FIELD64(tdwbah,32,32); // base address of transmit descriptor ring }; TDWBA tdwba;*/ uint64_t tdwba; struct RXCSUM : public Reg { // 0x5000 RXCSUM Register using Reg::operator=; ADD_FIELD32(pcss,0,8); ADD_FIELD32(ipofld,8,1); ADD_FIELD32(tuofld,9,1); ADD_FIELD32(pcsd, 13,1); }; RXCSUM rxcsum; uint32_t rlpml; // 0x5004 RLPML probably maximum accepted packet size struct RFCTL : public Reg { // 0x5008 RFCTL Register using Reg::operator=; ADD_FIELD32(iscsi_dis,0,1); ADD_FIELD32(iscsi_dwc,1,5); ADD_FIELD32(nfsw_dis,6,1); ADD_FIELD32(nfsr_dis,7,1); ADD_FIELD32(nfs_ver,8,2); ADD_FIELD32(ipv6_dis,10,1); ADD_FIELD32(ipv6xsum_dis,11,1); ADD_FIELD32(ackdis,13,1); ADD_FIELD32(ipfrsp_dis,14,1); ADD_FIELD32(exsten,15,1); }; RFCTL rfctl; struct MANC : public Reg { // 0x5820 MANC Register using Reg::operator=; ADD_FIELD32(smbus,0,1); // SMBus enabled ##### ADD_FIELD32(asf,1,1); // ASF enabled ##### ADD_FIELD32(ronforce,2,1); // reset of force ADD_FIELD32(rsvd,3,5); // reserved ADD_FIELD32(rmcp1,8,1); // rcmp1 filtering ADD_FIELD32(rmcp2,9,1); // rcmp2 filtering ADD_FIELD32(ipv4,10,1); // enable ipv4 ADD_FIELD32(ipv6,11,1); // enable ipv6 ADD_FIELD32(snap,12,1); // accept snap ADD_FIELD32(arp,13,1); // filter arp ##### ADD_FIELD32(neighbor,14,1); // neighbor discovery ADD_FIELD32(arp_resp,15,1); // arp response ADD_FIELD32(tcorst,16,1); // tco reset happened ADD_FIELD32(rcvtco,17,1); // receive tco enabled ###### ADD_FIELD32(blkphyrst,18,1);// block phy resets ######## ADD_FIELD32(rcvall,19,1); // receive all ADD_FIELD32(macaddrfltr,20,1); // mac address filtering ###### ADD_FIELD32(mng2host,21,1); // mng2 host packets ####### ADD_FIELD32(ipaddrfltr,22,1); // ip address filtering ADD_FIELD32(xsumfilter,23,1); // checksum filtering ADD_FIELD32(brfilter,24,1); // broadcast filtering ADD_FIELD32(smbreq,25,1); // smb request ADD_FIELD32(smbgnt,26,1); // smb grant ADD_FIELD32(smbclkin,27,1); // smbclkin ADD_FIELD32(smbdatain,28,1); // smbdatain ADD_FIELD32(smbdataout,29,1); // smb data out ADD_FIELD32(smbclkout,30,1); // smb clock out }; MANC manc; struct SWSM : public Reg { // 0x5B50 SWSM register using Reg::operator=; ADD_FIELD32(smbi,0,1); // Semaphone bit ADD_FIELD32(swesmbi, 1,1); // Software eeporm semaphore ADD_FIELD32(wmng, 2,1); // Wake MNG clock ADD_FIELD32(reserved, 3, 29); }; SWSM swsm; struct FWSM : public Reg { // 0x5B54 FWSM register using Reg::operator=; ADD_FIELD32(eep_fw_semaphore,0,1); ADD_FIELD32(fw_mode, 1,3); ADD_FIELD32(ide, 4,1); ADD_FIELD32(sol, 5,1); ADD_FIELD32(eep_roload, 6,1); ADD_FIELD32(reserved, 7,8); ADD_FIELD32(fw_val_bit, 15, 1); ADD_FIELD32(reset_cnt, 16, 3); ADD_FIELD32(ext_err_ind, 19, 6); ADD_FIELD32(reserved2, 25, 7); }; FWSM fwsm; uint32_t sw_fw_sync; void serialize(CheckpointOut &cp) const M5_ATTR_OVERRIDE { paramOut(cp, "ctrl", ctrl._data); paramOut(cp, "sts", sts._data); paramOut(cp, "eecd", eecd._data); paramOut(cp, "eerd", eerd._data); paramOut(cp, "ctrl_ext", ctrl_ext._data); paramOut(cp, "mdic", mdic._data); paramOut(cp, "icr", icr._data); SERIALIZE_SCALAR(imr); paramOut(cp, "itr", itr._data); SERIALIZE_SCALAR(iam); paramOut(cp, "rctl", rctl._data); paramOut(cp, "fcttv", fcttv._data); paramOut(cp, "tctl", tctl._data); paramOut(cp, "pba", pba._data); paramOut(cp, "fcrtl", fcrtl._data); paramOut(cp, "fcrth", fcrth._data); paramOut(cp, "rdba", rdba._data); paramOut(cp, "rdlen", rdlen._data); paramOut(cp, "srrctl", srrctl._data); paramOut(cp, "rdh", rdh._data); paramOut(cp, "rdt", rdt._data); paramOut(cp, "rdtr", rdtr._data); paramOut(cp, "rxdctl", rxdctl._data); paramOut(cp, "radv", radv._data); paramOut(cp, "rsrpd", rsrpd._data); paramOut(cp, "tdba", tdba._data); paramOut(cp, "tdlen", tdlen._data); paramOut(cp, "tdh", tdh._data); paramOut(cp, "txdca_ctl", txdca_ctl._data); paramOut(cp, "tdt", tdt._data); paramOut(cp, "tidv", tidv._data); paramOut(cp, "txdctl", txdctl._data); paramOut(cp, "tadv", tadv._data); //paramOut(cp, "tdwba", tdwba._data); SERIALIZE_SCALAR(tdwba); paramOut(cp, "rxcsum", rxcsum._data); SERIALIZE_SCALAR(rlpml); paramOut(cp, "rfctl", rfctl._data); paramOut(cp, "manc", manc._data); paramOut(cp, "swsm", swsm._data); paramOut(cp, "fwsm", fwsm._data); SERIALIZE_SCALAR(sw_fw_sync); } void unserialize(CheckpointIn &cp) M5_ATTR_OVERRIDE { paramIn(cp, "ctrl", ctrl._data); paramIn(cp, "sts", sts._data); paramIn(cp, "eecd", eecd._data); paramIn(cp, "eerd", eerd._data); paramIn(cp, "ctrl_ext", ctrl_ext._data); paramIn(cp, "mdic", mdic._data); paramIn(cp, "icr", icr._data); UNSERIALIZE_SCALAR(imr); paramIn(cp, "itr", itr._data); UNSERIALIZE_SCALAR(iam); paramIn(cp, "rctl", rctl._data); paramIn(cp, "fcttv", fcttv._data); paramIn(cp, "tctl", tctl._data); paramIn(cp, "pba", pba._data); paramIn(cp, "fcrtl", fcrtl._data); paramIn(cp, "fcrth", fcrth._data); paramIn(cp, "rdba", rdba._data); paramIn(cp, "rdlen", rdlen._data); paramIn(cp, "srrctl", srrctl._data); paramIn(cp, "rdh", rdh._data); paramIn(cp, "rdt", rdt._data); paramIn(cp, "rdtr", rdtr._data); paramIn(cp, "rxdctl", rxdctl._data); paramIn(cp, "radv", radv._data); paramIn(cp, "rsrpd", rsrpd._data); paramIn(cp, "tdba", tdba._data); paramIn(cp, "tdlen", tdlen._data); paramIn(cp, "tdh", tdh._data); paramIn(cp, "txdca_ctl", txdca_ctl._data); paramIn(cp, "tdt", tdt._data); paramIn(cp, "tidv", tidv._data); paramIn(cp, "txdctl", txdctl._data); paramIn(cp, "tadv", tadv._data); UNSERIALIZE_SCALAR(tdwba); //paramIn(cp, "tdwba", tdwba._data); paramIn(cp, "rxcsum", rxcsum._data); UNSERIALIZE_SCALAR(rlpml); paramIn(cp, "rfctl", rfctl._data); paramIn(cp, "manc", manc._data); paramIn(cp, "swsm", swsm._data); paramIn(cp, "fwsm", fwsm._data); UNSERIALIZE_SCALAR(sw_fw_sync); } }; } // namespace iGbReg