X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fdev%2Fns_gige.cc;h=86f081ec5855c8992b2ae75f47e8833f3d7ab7f6;hb=d9f39c8ce75aac84c88b32392c2967344362906b;hp=28e1100ae1e08d89c732aacbd8582dec8ee84cd7;hpb=c4c8a121863fcbde7ba67823f06a3f7564c27cba;p=gem5.git diff --git a/src/dev/ns_gige.cc b/src/dev/ns_gige.cc index 28e1100ae..86f081ec5 100644 --- a/src/dev/ns_gige.cc +++ b/src/dev/ns_gige.cc @@ -36,7 +36,10 @@ #include #include +#include "base/debug.hh" #include "base/inet.hh" +#include "base/types.hh" +#include "config/the_isa.hh" #include "cpu/thread_context.hh" #include "dev/etherlink.hh" #include "dev/ns_gige.hh" @@ -44,10 +47,6 @@ #include "mem/packet.hh" #include "mem/packet_access.hh" #include "params/NSGigE.hh" -#include "params/NSGigEInt.hh" -#include "sim/debug.hh" -#include "sim/host.hh" -#include "sim/stats.hh" #include "sim/system.hh" const char *NsRxStateStrings[] = @@ -90,7 +89,7 @@ using namespace TheISA; // NSGigE PCI Device // NSGigE::NSGigE(Params *p) - : PciDev(p), ioEnable(false), + : EtherDevice(p), ioEnable(false), txFifo(p->tx_fifo_size), rxFifo(p->rx_fifo_size), txPacket(0), rxPacket(0), txPacketBufPtr(NULL), rxPacketBufPtr(NULL), txXferLen(0), rxXferLen(0), rxDmaFree(false), txDmaFree(false), @@ -118,6 +117,8 @@ NSGigE::NSGigE(Params *p) { + interface = new NSGigEInt(name() + ".int0", this); + regsReset(); memcpy(&rom.perfectMatch, p->hardware_address.bytes(), ETH_ADDR_LEN); @@ -130,341 +131,6 @@ NSGigE::NSGigE(Params *p) NSGigE::~NSGigE() {} -void -NSGigE::regStats() -{ - txBytes - .name(name() + ".txBytes") - .desc("Bytes Transmitted") - .prereq(txBytes) - ; - - rxBytes - .name(name() + ".rxBytes") - .desc("Bytes Received") - .prereq(rxBytes) - ; - - txPackets - .name(name() + ".txPackets") - .desc("Number of Packets Transmitted") - .prereq(txBytes) - ; - - rxPackets - .name(name() + ".rxPackets") - .desc("Number of Packets Received") - .prereq(rxBytes) - ; - - txIpChecksums - .name(name() + ".txIpChecksums") - .desc("Number of tx IP Checksums done by device") - .precision(0) - .prereq(txBytes) - ; - - rxIpChecksums - .name(name() + ".rxIpChecksums") - .desc("Number of rx IP Checksums done by device") - .precision(0) - .prereq(rxBytes) - ; - - txTcpChecksums - .name(name() + ".txTcpChecksums") - .desc("Number of tx TCP Checksums done by device") - .precision(0) - .prereq(txBytes) - ; - - rxTcpChecksums - .name(name() + ".rxTcpChecksums") - .desc("Number of rx TCP Checksums done by device") - .precision(0) - .prereq(rxBytes) - ; - - txUdpChecksums - .name(name() + ".txUdpChecksums") - .desc("Number of tx UDP Checksums done by device") - .precision(0) - .prereq(txBytes) - ; - - rxUdpChecksums - .name(name() + ".rxUdpChecksums") - .desc("Number of rx UDP Checksums done by device") - .precision(0) - .prereq(rxBytes) - ; - - descDmaReads - .name(name() + ".descDMAReads") - .desc("Number of descriptors the device read w/ DMA") - .precision(0) - ; - - descDmaWrites - .name(name() + ".descDMAWrites") - .desc("Number of descriptors the device wrote w/ DMA") - .precision(0) - ; - - descDmaRdBytes - .name(name() + ".descDmaReadBytes") - .desc("number of descriptor bytes read w/ DMA") - .precision(0) - ; - - descDmaWrBytes - .name(name() + ".descDmaWriteBytes") - .desc("number of descriptor bytes write w/ DMA") - .precision(0) - ; - - txBandwidth - .name(name() + ".txBandwidth") - .desc("Transmit Bandwidth (bits/s)") - .precision(0) - .prereq(txBytes) - ; - - rxBandwidth - .name(name() + ".rxBandwidth") - .desc("Receive Bandwidth (bits/s)") - .precision(0) - .prereq(rxBytes) - ; - - totBandwidth - .name(name() + ".totBandwidth") - .desc("Total Bandwidth (bits/s)") - .precision(0) - .prereq(totBytes) - ; - - totPackets - .name(name() + ".totPackets") - .desc("Total Packets") - .precision(0) - .prereq(totBytes) - ; - - totBytes - .name(name() + ".totBytes") - .desc("Total Bytes") - .precision(0) - .prereq(totBytes) - ; - - totPacketRate - .name(name() + ".totPPS") - .desc("Total Tranmission Rate (packets/s)") - .precision(0) - .prereq(totBytes) - ; - - txPacketRate - .name(name() + ".txPPS") - .desc("Packet Tranmission Rate (packets/s)") - .precision(0) - .prereq(txBytes) - ; - - rxPacketRate - .name(name() + ".rxPPS") - .desc("Packet Reception Rate (packets/s)") - .precision(0) - .prereq(rxBytes) - ; - - postedSwi - .name(name() + ".postedSwi") - .desc("number of software interrupts posted to CPU") - .precision(0) - ; - - totalSwi - .name(name() + ".totalSwi") - .desc("total number of Swi written to ISR") - .precision(0) - ; - - coalescedSwi - .name(name() + ".coalescedSwi") - .desc("average number of Swi's coalesced into each post") - .precision(0) - ; - - postedRxIdle - .name(name() + ".postedRxIdle") - .desc("number of rxIdle interrupts posted to CPU") - .precision(0) - ; - - totalRxIdle - .name(name() + ".totalRxIdle") - .desc("total number of RxIdle written to ISR") - .precision(0) - ; - - coalescedRxIdle - .name(name() + ".coalescedRxIdle") - .desc("average number of RxIdle's coalesced into each post") - .precision(0) - ; - - postedRxOk - .name(name() + ".postedRxOk") - .desc("number of RxOk interrupts posted to CPU") - .precision(0) - ; - - totalRxOk - .name(name() + ".totalRxOk") - .desc("total number of RxOk written to ISR") - .precision(0) - ; - - coalescedRxOk - .name(name() + ".coalescedRxOk") - .desc("average number of RxOk's coalesced into each post") - .precision(0) - ; - - postedRxDesc - .name(name() + ".postedRxDesc") - .desc("number of RxDesc interrupts posted to CPU") - .precision(0) - ; - - totalRxDesc - .name(name() + ".totalRxDesc") - .desc("total number of RxDesc written to ISR") - .precision(0) - ; - - coalescedRxDesc - .name(name() + ".coalescedRxDesc") - .desc("average number of RxDesc's coalesced into each post") - .precision(0) - ; - - postedTxOk - .name(name() + ".postedTxOk") - .desc("number of TxOk interrupts posted to CPU") - .precision(0) - ; - - totalTxOk - .name(name() + ".totalTxOk") - .desc("total number of TxOk written to ISR") - .precision(0) - ; - - coalescedTxOk - .name(name() + ".coalescedTxOk") - .desc("average number of TxOk's coalesced into each post") - .precision(0) - ; - - postedTxIdle - .name(name() + ".postedTxIdle") - .desc("number of TxIdle interrupts posted to CPU") - .precision(0) - ; - - totalTxIdle - .name(name() + ".totalTxIdle") - .desc("total number of TxIdle written to ISR") - .precision(0) - ; - - coalescedTxIdle - .name(name() + ".coalescedTxIdle") - .desc("average number of TxIdle's coalesced into each post") - .precision(0) - ; - - postedTxDesc - .name(name() + ".postedTxDesc") - .desc("number of TxDesc interrupts posted to CPU") - .precision(0) - ; - - totalTxDesc - .name(name() + ".totalTxDesc") - .desc("total number of TxDesc written to ISR") - .precision(0) - ; - - coalescedTxDesc - .name(name() + ".coalescedTxDesc") - .desc("average number of TxDesc's coalesced into each post") - .precision(0) - ; - - postedRxOrn - .name(name() + ".postedRxOrn") - .desc("number of RxOrn posted to CPU") - .precision(0) - ; - - totalRxOrn - .name(name() + ".totalRxOrn") - .desc("total number of RxOrn written to ISR") - .precision(0) - ; - - coalescedRxOrn - .name(name() + ".coalescedRxOrn") - .desc("average number of RxOrn's coalesced into each post") - .precision(0) - ; - - coalescedTotal - .name(name() + ".coalescedTotal") - .desc("average number of interrupts coalesced into each post") - .precision(0) - ; - - postedInterrupts - .name(name() + ".postedInterrupts") - .desc("number of posts to CPU") - .precision(0) - ; - - droppedPackets - .name(name() + ".droppedPackets") - .desc("number of packets dropped") - .precision(0) - ; - - coalescedSwi = totalSwi / postedInterrupts; - coalescedRxIdle = totalRxIdle / postedInterrupts; - coalescedRxOk = totalRxOk / postedInterrupts; - coalescedRxDesc = totalRxDesc / postedInterrupts; - coalescedTxOk = totalTxOk / postedInterrupts; - coalescedTxIdle = totalTxIdle / postedInterrupts; - coalescedTxDesc = totalTxDesc / postedInterrupts; - coalescedRxOrn = totalRxOrn / postedInterrupts; - - coalescedTotal = (totalSwi + totalRxIdle + totalRxOk + totalRxDesc + - totalTxOk + totalTxIdle + totalTxDesc + - totalRxOrn) / postedInterrupts; - - txBandwidth = txBytes * Stats::constant(8) / simSeconds; - rxBandwidth = rxBytes * Stats::constant(8) / simSeconds; - totBandwidth = txBandwidth + rxBandwidth; - totBytes = txBytes + rxBytes; - totPackets = txPackets + rxPackets; - - txPacketRate = txPackets / simSeconds; - rxPacketRate = rxPackets / simSeconds; -} - - /** * This is to write to the PCI general configuration registers */ @@ -492,6 +158,17 @@ NSGigE::writeConfig(PacketPtr pkt) return configDelay; } +EtherInt* +NSGigE::getEthPort(const std::string &if_name, int idx) +{ + if (if_name == "interface") { + if (interface->getPeer()) + panic("interface already connected to\n"); + return interface; + } + return NULL; +} + /** * This reads the device registers, which are detailed in the NS83820 * spec sheet @@ -1174,6 +851,7 @@ NSGigE::devIntrPost(uint32_t interrupts) Tick when = curTick; if ((regs.isr & regs.imr & ISR_NODELAY) == 0) when += intrDelay; + postedInterrupts++; cpuIntrPost(when); } } @@ -1214,9 +892,6 @@ NSGigE::devIntrClear(uint32_t interrupts) postedRxOrn++; } - if (regs.isr & regs.imr & ISR_IMPL) - postedInterrupts++; - interrupts &= ~ISR_NOIMPL; regs.isr &= ~interrupts; @@ -1271,7 +946,8 @@ NSGigE::cpuIntrPost(Tick when) if (intrEvent) intrEvent->squash(); - intrEvent = new IntrEvent(this, intrTick, true); + intrEvent = new IntrEvent(this, true); + schedule(intrEvent, intrTick); } void @@ -1457,7 +1133,7 @@ NSGigE::rxKick() } // Go to the next state machine clock tick. - rxKickTick = curTick + cycles(1); + rxKickTick = curTick + ticks(1); } switch(rxDmaState) { @@ -1768,7 +1444,7 @@ NSGigE::rxKick() NsRxStateStrings[rxState]); if (clock && !rxKickEvent.scheduled()) - rxKickEvent.schedule(rxKickTick); + schedule(rxKickEvent, rxKickTick); } void @@ -1818,7 +1494,7 @@ NSGigE::transmit() if (!txFifo.empty() && !txEvent.scheduled()) { DPRINTF(Ethernet, "reschedule transmit\n"); - txEvent.schedule(curTick + retryTime); + schedule(txEvent, curTick + retryTime); } } @@ -1904,7 +1580,7 @@ NSGigE::txKick() } // Go to the next state machine clock tick. - txKickTick = curTick + cycles(1); + txKickTick = curTick + ticks(1); } switch(txDmaState) { @@ -2024,19 +1700,34 @@ NSGigE::txKick() IpPtr ip(txPacket); if (extsts & EXTSTS_UDPPKT) { UdpPtr udp(ip); - udp->sum(0); - udp->sum(cksum(udp)); - txUdpChecksums++; + if (udp) { + udp->sum(0); + udp->sum(cksum(udp)); + txUdpChecksums++; + } else { + debug_break(); + warn_once("UDPPKT set, but not UDP!\n"); + } } else if (extsts & EXTSTS_TCPPKT) { TcpPtr tcp(ip); - tcp->sum(0); - tcp->sum(cksum(tcp)); - txTcpChecksums++; + if (tcp) { + tcp->sum(0); + tcp->sum(cksum(tcp)); + txTcpChecksums++; + } else { + debug_break(); + warn_once("TCPPKT set, but not UDP!\n"); + } } if (extsts & EXTSTS_IPPKT) { - ip->sum(0); - ip->sum(cksum(ip)); - txIpChecksums++; + if (ip) { + ip->sum(0); + ip->sum(cksum(ip)); + txIpChecksums++; + } else { + debug_break(); + warn_once("IPPKT set, but not UDP!\n"); + } } } @@ -2196,7 +1887,7 @@ NSGigE::txKick() NsTxStateStrings[txState]); if (clock && !txKickEvent.scheduled()) - txKickEvent.schedule(txKickTick); + schedule(txKickEvent, txKickTick); } /** @@ -2310,7 +2001,7 @@ NSGigE::transferDone() DPRINTF(Ethernet, "transfer complete: data in txFifo...schedule xmit\n"); - txEvent.reschedule(curTick + cycles(1), true); + reschedule(txEvent, curTick + ticks(1), true); } bool @@ -2711,7 +2402,7 @@ NSGigE::unserialize(Checkpoint *cp, const std::string §ion) this->txDmaState = (DmaState) txDmaState; UNSERIALIZE_SCALAR(txKickTick); if (txKickTick) - txKickEvent.schedule(txKickTick); + schedule(txKickEvent, txKickTick); /* * unserialize rx state machine @@ -2729,7 +2420,7 @@ NSGigE::unserialize(Checkpoint *cp, const std::string §ion) this->rxDmaState = (DmaState) rxDmaState; UNSERIALIZE_SCALAR(rxKickTick); if (rxKickTick) - rxKickEvent.schedule(rxKickTick); + schedule(rxKickEvent, rxKickTick); /* * Unserialize EEPROM state machine @@ -2749,7 +2440,7 @@ NSGigE::unserialize(Checkpoint *cp, const std::string §ion) Tick transmitTick; UNSERIALIZE_SCALAR(transmitTick); if (transmitTick) - txEvent.schedule(curTick + transmitTick); + schedule(txEvent, curTick + transmitTick); /* * unserialize receive address filter settings @@ -2770,24 +2461,11 @@ NSGigE::unserialize(Checkpoint *cp, const std::string §ion) Tick intrEventTick; UNSERIALIZE_SCALAR(intrEventTick); if (intrEventTick) { - intrEvent = new IntrEvent(this, intrEventTick, true); + intrEvent = new IntrEvent(this, true); + schedule(intrEvent, intrEventTick); } } -NSGigEInt * -NSGigEIntParams::create() -{ - NSGigEInt *dev_int = new NSGigEInt(name, device); - - EtherInt *p = (EtherInt *)peer; - if (p) { - dev_int->setPeer(p); - p->setPeer(dev_int); - } - - return dev_int; -} - NSGigE * NSGigEParams::create() {